Merge pull request 'develop' (#63) from develop into master

Reviewed-on: #63

.clang-format

@@ -0,0 +1,220 @@
+---
+AccessModifierOffset: 0
+EmptyLineAfterAccessModifier: Never
+EmptyLineBeforeAccessModifier: Always
+IndentAccessModifiers: true
+TabWidth: 4
+UseTab: Never
+UseCRLF: false
+Language: Cpp
+IndentWidth: 4
+AlignAfterOpenBracket: DontAlign
+AlignArrayOfStructures: Left
+AlignConsecutiveAssignments: AcrossComments
+AlignConsecutiveBitFields: AcrossComments
+AlignConsecutiveDeclarations: None
+AlignConsecutiveMacros: AcrossComments
+AlignEscapedNewlines: Left
+AlignOperands: AlignAfterOperator
+AlignTrailingComments: true
+AllowAllArgumentsOnNextLine: false
+AllowAllConstructorInitializersOnNextLine: false
+AllowAllParametersOfDeclarationOnNextLine: false
+AllowShortBlocksOnASingleLine: Never
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortEnumsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: None
+AllowShortIfStatementsOnASingleLine: Never
+AllowShortLambdasOnASingleLine: None
+AllowShortLoopsOnASingleLine: false
+AlwaysBreakAfterDefinitionReturnType: None
+AlwaysBreakAfterReturnType: None
+AlwaysBreakBeforeMultilineStrings: false
+AlwaysBreakTemplateDeclarations: No
+BinPackArguments: false
+BinPackParameters: false
+AttributeMacros:
+  - __capability
+BitFieldColonSpacing: Both
+BraceWrapping:
+  AfterCaseLabel: true
+  AfterClass: true
+  AfterControlStatement: Always
+  AfterEnum: true
+  AfterFunction: true
+  AfterNamespace: true
+  AfterObjCDeclaration: true
+  AfterStruct: true
+  AfterUnion: true
+  AfterExternBlock: true
+  BeforeCatch: true
+  BeforeElse: true
+  BeforeLambdaBody: true
+  BeforeWhile: true
+  IndentBraces: false
+  SplitEmptyFunction: true
+  SplitEmptyRecord: true
+  SplitEmptyNamespace: true
+BreakBeforeBraces: Custom
+BreakAfterJavaFieldAnnotations: false
+BreakBeforeBinaryOperators: All
+BreakBeforeConceptDeclarations: false
+BreakBeforeTernaryOperators: true
+BreakConstructorInitializers: AfterColon
+BreakInheritanceList: AfterColon
+BreakStringLiterals: false
+ColumnLimit: 0
+CommentPragmas: "^ IWYU pragma:"
+CompactNamespaces: false
+ConstructorInitializerAllOnOneLineOrOnePerLine: true
+ConstructorInitializerIndentWidth: 4
+ContinuationIndentWidth: 4
+Cpp11BracedListStyle: true
+DeriveLineEnding: true
+DerivePointerAlignment: true
+DisableFormat: false
+ExperimentalAutoDetectBinPacking: false
+FixNamespaceComments: true
+ForEachMacros:
+  - foreach
+  - Q_FOREACH
+  - BOOST_FOREACH
+IfMacros:
+  - KJ_IF_MAYBE
+IncludeBlocks: Regroup
+IncludeCategories:
+  - Regex: ^<ext/.*\.h>
+    Priority: 2
+    CaseSensitive: false
+    SortPriority: 0
+  - Regex: ^<.*\.h>
+    Priority: 1
+    CaseSensitive: false
+    SortPriority: 0
+  - Regex: ^<.*
+    Priority: 2
+    CaseSensitive: false
+    SortPriority: 0
+  - Regex: .*
+    Priority: 0
+    CaseSensitive: false
+    SortPriority: 0
+IncludeIsMainRegex: ([-_](test|unittest))?$
+IncludeIsMainSourceRegex: ""
+IndentCaseBlocks: true
+IndentCaseLabels: true
+IndentExternBlock: Indent
+IndentGotoLabels: false
+IndentPPDirectives: BeforeHash
+IndentRequires: true
+IndentWrappedFunctionNames: true
+InsertTrailingCommas: None
+JavaScriptQuotes: Double
+JavaScriptWrapImports: true
+KeepEmptyLinesAtTheStartOfBlocks: false
+LambdaBodyIndentation: OuterScope
+MacroBlockBegin: ""
+MacroBlockEnd: ""
+MaxEmptyLinesToKeep: 1
+NamespaceIndentation: All
+ObjCBinPackProtocolList: Never
+ObjCBlockIndentWidth: 4
+ObjCBreakBeforeNestedBlockParam: false
+ObjCSpaceAfterProperty: true
+ObjCSpaceBeforeProtocolList: true
+PPIndentWidth: 4
+PackConstructorInitializers: Never
+PenaltyBreakAssignment: 2
+PenaltyBreakBeforeFirstCallParameter: 1
+PenaltyBreakComment: 300
+PenaltyBreakFirstLessLess: 120
+PenaltyBreakOpenParenthesis: 0
+PenaltyBreakString: 1000
+PenaltyBreakTemplateDeclaration: 10
+PenaltyExcessCharacter: 1000000
+PenaltyIndentedWhitespace: 0
+PenaltyReturnTypeOnItsOwnLine: 200
+PointerAlignment: Left
+QualifierAlignment: Left
+RawStringFormats:
+  - Language: Cpp
+    BasedOnStyle: google
+    Delimiters:
+      - cc
+      - CC
+      - cpp
+      - Cpp
+      - CPP
+      - c++
+      - C++
+    CanonicalDelimiter: ""
+  - Language: TextProto
+    EnclosingFunctions:
+      - EqualsProto
+      - EquivToProto
+      - PARSE_PARTIAL_TEXT_PROTO
+      - PARSE_TEST_PROTO
+      - PARSE_TEXT_PROTO
+      - ParseTextOrDie
+      - ParseTextProtoOrDie
+      - ParseTestProto
+      - ParsePartialTestProto
+    BasedOnStyle: google
+    Delimiters:
+      - pb
+      - PB
+      - proto
+      - PROTO
+    CanonicalDelimiter: pb
+ReferenceAlignment: Left
+ReflowComments: false
+RemoveBracesLLVM: false
+SeparateDefinitionBlocks: Always
+ShortNamespaceLines: 0
+SortIncludes: CaseSensitive
+SortJavaStaticImport: Before
+SortUsingDeclarations: true
+SpaceAfterCStyleCast: true
+SpaceAfterLogicalNot: false
+SpaceAfterTemplateKeyword: false
+SpaceAroundPointerQualifiers: Default
+SpaceBeforeAssignmentOperators: true
+SpaceBeforeCaseColon: true
+SpaceBeforeCpp11BracedList: true
+SpaceBeforeCtorInitializerColon: true
+SpaceBeforeInheritanceColon: true
+SpaceBeforeParens: Custom
+SpaceBeforeParensOptions:
+  AfterControlStatements: true
+  AfterForeachMacros: false
+  AfterFunctionDeclarationName: false
+  AfterFunctionDefinitionName: false
+  AfterIfMacros: false
+  AfterOverloadedOperator: true
+  BeforeNonEmptyParentheses: false
+SpaceBeforeRangeBasedForLoopColon: true
+SpaceBeforeSquareBrackets: false
+SpaceInEmptyBlock: false
+SpaceInEmptyParentheses: false
+SpacesBeforeTrailingComments: 1
+SpacesInAngles: Never
+SpacesInCStyleCastParentheses: false
+SpacesInConditionalStatement: false
+SpacesInContainerLiterals: false
+SpacesInLineCommentPrefix:
+  Minimum: 1
+  Maximum: 1
+SpacesInParentheses: false
+SpacesInSquareBrackets: false
+Standard: Auto
+StatementAttributeLikeMacros:
+  - Q_EMIT
+StatementMacros:
+  - Q_UNUSED
+  - QT_REQUIRE_VERSION
+WhitespaceSensitiveMacros:
+  - STRINGIZE
+  - PP_STRINGIZE
+  - BOOST_PP_STRINGIZE
+  - NS_SWIFT_NAME
+  - CF_SWIFT_NAME

.pre-commit-config.yaml

@@ -0,0 +1,28 @@
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+repos:
+    - repo: https://github.com/pre-commit/pre-commit-hooks
+      rev: v4.4.0
+      hooks:
+          - id: trailing-whitespace
+          - id: end-of-file-fixer
+          - id: check-case-conflict
+          - id: mixed-line-ending
+          - id: check-added-large-files
+          - id: check-executables-have-shebangs
+          - id: check-shebang-scripts-are-executable
+          - id: detect-private-key
+          - id: no-commit-to-branch
+            args: [--branch, master, --branch, develop]
+    - repo: https://github.com/pre-commit/mirrors-clang-format
+      rev: v15.0.7
+      hooks:
+          - id: clang-format
+            types_or: [c++, c]
+            args: ["-style=file"]
+#-   repo: https://github.com/pocc/pre-commit-hooks
+#    rev: v1.3.5
+#    hooks:
+#    -   id: clang-tidy
+#        args: [-checks=clang-diagnostic-return-type]
+#        files: src/.*\.cpp

SConstruct

@@ -37,6 +37,9 @@ godot_headers_path = "godot-cpp/godot-headers/"
 cpp_bindings_path = "godot-cpp/"
 cpp_library = "libgodot-cpp"
 
+obelisk_bindings_path = "obelisk/"
+obelisk_library = "libobelisk"
+
 # Updates the environment with the option variables.
 opts.Update(env)
 
@@ -112,9 +115,9 @@ else:
 cpp_library += '.' + str(env['bits'])
 
 # make sure our binding library is properly includes
-env.Append(CPPPATH=['.', godot_headers_path, cpp_bindings_path + 'include/', cpp_bindings_path + 'include/core/', cpp_bindings_path + 'include/gen/'])
-env.Append(LIBPATH=[cpp_bindings_path + 'bin/'])
-env.Append(LIBS=[cpp_library])
+env.Append(CPPPATH=['.', obelisk_bindings_path + 'include/', godot_headers_path, cpp_bindings_path + 'include/', cpp_bindings_path + 'include/core/', cpp_bindings_path + 'include/gen/'])
+env.Append(LIBPATH=[cpp_bindings_path + 'bin/', obelisk_bindings_path + 'bin/'])
+env.Append(LIBS=[cpp_library, obelisk_library])
 
 # tweak this if you want to use different folders, or more folders, to store your source code in.
 env.Append(CPPPATH=['src/'])

godot/Main.tscn

@@ -1,14 +1,14 @@
 [gd_scene load_steps=5 format=2]
 
 [ext_resource path="res://Main.gdns" type="Script" id=1]
-[ext_resource path="res://levels/PrototypeR.tscn" type="PackedScene" id=2]
+[ext_resource path="res://levels/TestLevel.tscn" type="PackedScene" id=2]
 [ext_resource path="res://gui/GameOver.tscn" type="PackedScene" id=3]
 [ext_resource path="res://gui/GameWon.tscn" type="PackedScene" id=4]
 
 [node name="Main" type="Node"]
 pause_mode = 2
 script = ExtResource( 1 )
-game_version = "1.0.0"
+game_version = "1.1.0"
 level = ExtResource( 2 )
 
 [node name="Level" type="Node" parent="."]

godot/characters/enemies/WalkingEnemy.gd

@@ -6,6 +6,7 @@ export var direction = -1
 export var detect_edges = true
 export var speed = 25
 export var gravity = 9.8
+var timer := Timer.new()
 
 
 func _ready() -> void:
@@ -15,6 +16,12 @@ func _ready() -> void:
 	$FloorChecker.enabled = detect_edges
 	Event.connect("level_loaded", self, "_on_level_loaded")
 
+	add_child(timer)
+	timer.wait_time = 0.1
+	var err = timer.connect("timeout", self, "_on_timer_timeout")
+	if err == OK:
+		timer.start()
+
 
 func _physics_process(_delta: float) -> void:
 	if is_on_wall() or not $FloorChecker.is_colliding() and is_on_floor() and $FloorChecker.enabled:
@@ -41,3 +48,8 @@ func squash() -> void:
 
 func _on_level_loaded() -> void:
 	Event.emit_signal("object_created", self.get_name(), "Walking", global_position, Vector2(0, 0))
+
+
+func _on_timer_timeout() -> void:
+	Event.emit_signal("report_object", self.get_name(), "walking", global_position, velocity)
+	timer.start()

godot/characters/player/AI.gdns

@@ -0,0 +1,8 @@
+[gd_resource type="NativeScript" load_steps=2 format=2]
+
+[ext_resource path="res://gdnative/alai.tres" type="GDNativeLibrary" id=1]
+
+[resource]
+resource_name = "AI"
+class_name = "AI"
+library = ExtResource( 1 )

godot/characters/player/Player.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=10 format=2]
+[gd_scene load_steps=11 format=2]
 
 [ext_resource path="res://characters/player/sprites/green.tres" type="SpriteFrames" id=1]
 [ext_resource path="res://characters/player/states/Idle.gdns" type="Script" id=2]
@@ -8,6 +8,7 @@
 [ext_resource path="res://characters/player/states/Jump.gdns" type="Script" id=6]
 [ext_resource path="res://characters/player/states/Fall.gdns" type="Script" id=7]
 [ext_resource path="res://assets/sounds/jump.wav" type="AudioStream" id=8]
+[ext_resource path="res://characters/player/AI.gdns" type="Script" id=9]
 
 [sub_resource type="RectangleShape2D" id=1]
 extents = Vector2( 7, 12 )
@@ -16,6 +17,9 @@ extents = Vector2( 7, 12 )
 collision_mask = 10
 script = ExtResource( 5 )
 
+[node name="AI" type="Node" parent="."]
+script = ExtResource( 9 )
+
 [node name="AnimatedSprite" type="AnimatedSprite" parent="."]
 frames = ExtResource( 1 )
 animation = "idle"

godot/collectables/coin/Coin.gd

@@ -0,0 +1,17 @@
+extends Area2D
+
+
+var timer := Timer.new()
+
+
+func _ready() -> void:
+	add_child(timer)
+	timer.wait_time = 0.1
+	var err = timer.connect("timeout", self, "_on_timer_timeout")
+	if err == OK:
+		timer.start()
+
+
+func _on_timer_timeout() -> void:
+	Event.emit_signal("report_object", self.get_name(), "not collected", global_position, Vector2())
+	timer.start()

godot/collectables/coin/Coin.tscn

@@ -1,10 +1,11 @@
-[gd_scene load_steps=11 format=2]
+[gd_scene load_steps=12 format=2]
 
 [ext_resource path="res://assets/coin.png" type="Texture" id=1]
 [ext_resource path="res://state_machine/StateMachine.gdns" type="Script" id=2]
 [ext_resource path="res://collectables/coin/states/CoinNotCollected.gdns" type="Script" id=3]
 [ext_resource path="res://collectables/coin/states/CoinCollected.gdns" type="Script" id=4]
 [ext_resource path="res://assets/sounds/coin.wav" type="AudioStream" id=5]
+[ext_resource path="res://collectables/coin/Coin.gd" type="Script" id=6]
 
 [sub_resource type="CircleShape2D" id=1]
 radius = 6.0
@@ -43,6 +44,7 @@ tracks/0/keys = {
 
 [node name="Coin" type="Area2D"]
 collision_layer = 4
+script = ExtResource( 6 )
 
 [node name="CollisionShape2D" type="CollisionShape2D" parent="."]
 position = Vector2( 9, 9 )
@@ -51,7 +53,6 @@ shape = SubResource( 1 )
 [node name="AnimatedSprite" type="AnimatedSprite" parent="."]
 frames = SubResource( 4 )
 animation = "spin"
-frame = 1
 playing = true
 centered = false
 

godot/goal/Goal.gd

@@ -0,0 +1,17 @@
+extends Area2D
+
+
+var timer := Timer.new()
+
+
+func _ready() -> void:
+	add_child(timer)
+	timer.wait_time = 0.1
+	var err = timer.connect("timeout", self, "_on_timer_timeout")
+	if err == OK:
+		timer.start()
+
+
+func _on_timer_timeout() -> void:
+	Event.emit_signal("report_object", self.get_name(), "not touched", global_position, Vector2())
+	timer.start()

godot/goal/Goal.tscn

@@ -1,9 +1,10 @@
-[gd_scene load_steps=9 format=2]
+[gd_scene load_steps=10 format=2]
 
 [ext_resource path="res://assets/flag.png" type="Texture" id=1]
 [ext_resource path="res://goal/GoalNotReached.gdns" type="Script" id=2]
 [ext_resource path="res://goal/GoalReached.gdns" type="Script" id=3]
 [ext_resource path="res://state_machine/StateMachine.gdns" type="Script" id=4]
+[ext_resource path="res://goal/Goal.gd" type="Script" id=5]
 
 [sub_resource type="RectangleShape2D" id=5]
 extents = Vector2( 10, 18 )
@@ -25,15 +26,13 @@ animations = [ {
 } ]
 
 [node name="Goal" type="Area2D"]
-position = Vector2( 324, 378 )
 collision_layer = 32
+script = ExtResource( 5 )
 
 [node name="CollisionShape2D" type="CollisionShape2D" parent="."]
-position = Vector2( 18, 18 )
 shape = SubResource( 5 )
 
 [node name="AnimatedSprite" type="AnimatedSprite" parent="."]
-position = Vector2( 18, 18 )
 frames = SubResource( 8 )
 animation = "flagmove"
 playing = true

godot/levels/TestLevel.tmx

@@ -0,0 +1,112 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<map version="1.8" tiledversion="1.8.0" orientation="orthogonal" renderorder="right-down" width="39" height="32" tilewidth="18" tileheight="18" infinite="0" nextlayerid="5" nextobjectid="1">
+ <tileset firstgid="1" source="../tilesets/tiles.tsx"/>
+ <layer id="4" name="Background" width="39" height="32">
+  <data encoding="csv">
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+</data>
+ </layer>
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+ </layer>
+ <layer id="3" name="Foreground" width="39" height="32">
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+</data>
+ </layer>
+</map>

godot/levels/TestLevel.tmx.import

@@ -0,0 +1,24 @@
+[remap]
+
+importer="vnen.tiled_importer"
+type="PackedScene"
+path="res://.import/TestLevel.tmx-6c18e110a6e6432fa76e1b0b7b8bc560.scn"
+
+[deps]
+
+source_file="res://levels/TestLevel.tmx"
+dest_files=[ "res://.import/TestLevel.tmx-6c18e110a6e6432fa76e1b0b7b8bc560.scn" ]
+
+[params]
+
+custom_properties=true
+tile_metadata=false
+uv_clip=true
+y_sort=true
+image_flags=7
+collision_layer=2
+collision_mask=0
+embed_internal_images=false
+save_tiled_properties=false
+add_background=true
+post_import_script=""

godot/levels/TestLevel.tscn

@@ -0,0 +1,84 @@
+[gd_scene load_steps=11 format=2]
+
+[ext_resource path="res://characters/enemies/shelly/Shelly.tscn" type="PackedScene" id=1]
+[ext_resource path="res://collectables/coin/Coin.tscn" type="PackedScene" id=2]
+[ext_resource path="res://goal/Goal.tscn" type="PackedScene" id=3]
+[ext_resource path="res://hud/CoinHUD.tscn" type="PackedScene" id=4]
+[ext_resource path="res://characters/player/Player.tscn" type="PackedScene" id=5]
+[ext_resource path="res://assets/music/prototype_r.ogg" type="AudioStream" id=6]
+[ext_resource path="res://assets/backgrounds/hills.png" type="Texture" id=7]
+[ext_resource path="res://levels/TestLevel.tmx" type="PackedScene" id=8]
+[ext_resource path="res://CameraLimit.gdns" type="Script" id=9]
+[ext_resource path="res://characters/enemies/dreadtooth/Dreadtooth.tscn" type="PackedScene" id=10]
+
+[node name="TestLevel" type="Node2D"]
+
+[node name="Player" parent="." instance=ExtResource( 5 )]
+position = Vector2( 36, 498 )
+collision_layer = 5
+
+[node name="Camera2D" type="Camera2D" parent="Player"]
+current = true
+limit_left = 0
+limit_top = 0
+limit_right = 512
+limit_bottom = 288
+drag_margin_h_enabled = true
+drag_margin_v_enabled = true
+__meta__ = {
+"_edit_bone_": true
+}
+
+[node name="VisibilityNotifier2D" type="VisibilityNotifier2D" parent="Player/Camera2D"]
+rect = Rect2( 0, 0, 24, 24 )
+
+[node name="ParallaxBackground" type="ParallaxBackground" parent="."]
+
+[node name="ParallaxLayer" type="ParallaxLayer" parent="ParallaxBackground"]
+motion_scale = Vector2( 0.2, 0.1 )
+motion_offset = Vector2( 0, -288 )
+motion_mirroring = Vector2( 528, 0 )
+
+[node name="Sprite" type="Sprite" parent="ParallaxBackground/ParallaxLayer"]
+texture = ExtResource( 7 )
+centered = false
+
+[node name="Map" type="Node2D" parent="."]
+
+[node name="TestLevel" parent="Map" instance=ExtResource( 8 )]
+script = ExtResource( 9 )
+
+[node name="CoinHUD" parent="." instance=ExtResource( 4 )]
+
+[node name="Coins" type="Node" parent="."]
+
+[node name="Coin" parent="Coins" instance=ExtResource( 2 )]
+position = Vector2( 144, 504 )
+
+[node name="Coin5" parent="Coins" instance=ExtResource( 2 )]
+position = Vector2( 270, 468 )
+
+[node name="Coin7" parent="Coins" instance=ExtResource( 2 )]
+position = Vector2( 216, 504 )
+
+[node name="Coin8" parent="Coins" instance=ExtResource( 2 )]
+position = Vector2( 459, 468 )
+
+[node name="Coin9" parent="Coins" instance=ExtResource( 2 )]
+position = Vector2( 560, 468 )
+
+[node name="BGM" type="AudioStreamPlayer" parent="."]
+stream = ExtResource( 6 )
+volume_db = -25.0
+autoplay = true
+
+[node name="Goal" parent="." instance=ExtResource( 3 )]
+position = Vector2( 656, 504 )
+
+[node name="Enemies" type="Node" parent="."]
+
+[node name="Shelly" parent="Enemies" instance=ExtResource( 1 )]
+position = Vector2( 379, 510 )
+
+[node name="Dreadtooth" parent="Enemies" instance=ExtResource( 10 )]
+position = Vector2( 640, 510 )

godot/monitor/Monitor.gd

@@ -2,6 +2,7 @@ extends Node
 
 
 export var monitor_enabled: bool = false
+export var anonymous: bool = true
 export var debug: bool = false
 export var development_url: String = "http://localhost:4050/api/v1"
 var url_real: String = "https://alai.cromer.cl/api/v1"
@@ -58,9 +59,10 @@ func _ready() -> void:
 
 	game_version = get_parent().game_version
 
-	player["rut"] = ""
-	player["name"] = ""
-	player["email"] = ""
+	if not anonymous:
+		player["rut"] = ""
+		player["name"] = ""
+		player["email"] = ""
 
 	var os_name = OS.get_name()
 	if os_name == "Android":
@@ -82,7 +84,8 @@ func _ready() -> void:
 	else:
 		os_id = 0
 
-	game["player"] = player
+	if not anonymous:
+		game["player"] = player
 	game["level_id"] = 0
 	game["os_id"] = os_id
 	game["godot_version"] = godot_version
@@ -108,9 +111,15 @@ func _ready() -> void:
 
 func _physics_process(_delta: float) -> void:
 	if monitor_enabled:
-		if has_node("MonitorGUI") and not $MonitorGUI.visible:
-			$MonitorGUI.visible = true
+		if anonymous and has_node("MonitorGUI"):
+			$MonitorGUI.queue_free()
 			Event.emit_signal("monitor_loaded")
+			get_tree().paused = false
+			start_monitor()
+		else:
+			if has_node("MonitorGUI") and not $MonitorGUI.visible:
+				$MonitorGUI.visible = true
+				Event.emit_signal("monitor_loaded")
 
 		if started and not get_tree().paused:
 			var frame = empty_frame.duplicate(true)
@@ -124,11 +133,11 @@ func _physics_process(_delta: float) -> void:
 
 			frames.append(frame)
 
-			if Input.is_action_just_pressed("Send"):
+			if debug and Input.is_action_just_pressed("Send"):
 				stop_monitor()
 				send_data()
 		else:
-			if Input.is_action_just_pressed("Send"):
+			if debug and Input.is_action_just_pressed("Send"):
 				start_monitor()
 	else:
 		get_tree().paused = false
@@ -137,11 +146,13 @@ func _physics_process(_delta: float) -> void:
 
 
 func _on_input_validated(validated_player: Dictionary) -> void:
-	$MonitorGUI.queue_free()
-	get_tree().paused = false
-	Event.emit_signal("game_started")
-	player = validated_player.duplicate(true)
-	game["player"] = player
+	if not anonymous:
+		$MonitorGUI.queue_free()
+		get_tree().paused = false
+		Event.emit_signal("game_started")
+		player = validated_player.duplicate(true)
+		game["player"] = player
+		start_monitor()
 
 
 func _object_created(name: String, state: String, position: Vector2, velocity: Vector2) -> void:

obelisk/alai.obk

@@ -0,0 +1,17 @@
+fact("coin" is "gold");
+rule("gold coin" is "collectable" if "coin" is "gold");
+
+fact("goal" is "touchable");
+
+fact("shelly" is "dangerous");
+fact("shelly" is "bouncable");
+fact("shelly" can "walk");
+
+fact("dreadtooth" is "dangerous");
+fact("dreadtooth" can "walk");
+
+action(if "shelly" is "bouncable" then "jump on" else "jump over");
+action(if "dreadtooth" is "bouncable" then "jump on" else "jump over");
+
+action(if "coin" is "collectable" then "collect" else "avoid");
+action(if "goal" is "touchable" then "touch" else "avoid");

obelisk/include/knowledge_base.h

@@ -0,0 +1,292 @@
+#ifndef OBELISK_KNOWLEDGE_BASE_H
+#define OBELISK_KNOWLEDGE_BASE_H
+
+#include "models/action.h"
+#include "models/entity.h"
+#include "models/fact.h"
+#include "models/rule.h"
+#include "models/suggest_action.h"
+#include "models/verb.h"
+
+#include <sqlite3.h>
+
+#include <functional>
+#include <iostream>
+#include <memory>
+#include <string>
+
+namespace obelisk
+{
+    /**
+     * @brief The KnowledgeBase class represents a collection of facts, rules,
+     * actions, and related language connectors.
+     *
+     */
+    class KnowledgeBase
+    {
+        private:
+            /**
+             * @brief The filename of the opened KnowledgeBase.
+             *
+             */
+            const char* filename_;
+
+            /**
+             * @brief The SQLite connection handle.
+             *
+             */
+            sqlite3* dbConnection_ = nullptr;
+
+            /**
+             * @brief The user passed flags to use when opening the database.
+             *
+             */
+            int flags_;
+
+            /**
+             * @brief Enable foreign key functionality in the open database.
+             *
+             * This must always be done when the connection is opened or it will
+             * not enforce the foreign key constraints.
+             */
+            void enableForeignKeys();
+
+            /**
+             * @brief Create the tables in the database.
+             *
+             * @param[in] function This function is called to create the table.
+             */
+            void createTable(std::function<const char*()> function);
+
+        public:
+            /**
+             * @brief Construct a new KnowledgeBase object.
+             *
+             * @param[in] filename The name of the file to save the knowledge
+             * base as.
+             * @param[in] flags The flags to open the KnowledgeBase with.
+             */
+            KnowledgeBase(const char* filename, int flags);
+
+            /**
+             * @brief Construct a new KnowledgeBase object.
+             *
+             * @param[in] filename The name of the file to save the knowledge
+             * base as.
+             */
+            KnowledgeBase(const char* filename) :
+                KnowledgeBase(filename,
+                    SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE)
+            {
+            }
+
+            /**
+             * @brief Destroy the KnowledgeBase object.
+             *
+             * This will close the opened KnowledgeBase before destroying it.
+             */
+            ~KnowledgeBase();
+
+            /**
+             * @brief Add entities to the KnowledgeBase.
+             *
+             * @param[in,out] entities The entities to add. If the insert is
+             * successful it will have a row ID, if not the ID will be 0.
+             */
+            void addEntities(std::vector<obelisk::Entity>& entities);
+
+            /**
+             * @brief Add verbs to the KnowledgeBase.
+             *
+             * @param[in,out] verbs The verbs to add. If the insert is
+             * successful it will have a row ID, if not the ID will be 0.
+             */
+            void addVerbs(std::vector<obelisk::Verb>& verbs);
+
+            /**
+             * @brief Add actions to the KnowledgeBase.
+             *
+             * @param[in,out] actions The actions to add. If the insert is
+             * successful it will have a row ID, if nto the ID will be 0.
+             */
+            void addActions(std::vector<obelisk::Action>& actions);
+
+            /**
+             * @brief Add facts to the KnowledgeBase.
+             *
+             * @param[in,out] facts The facts to add. If the insert is
+             * successful it will have a row ID, if not the ID will be 0.
+             */
+            void addFacts(std::vector<obelisk::Fact>& facts);
+
+            /**
+             * @brief Add suggested actions to the KnowledgeBase.
+             *
+             * @param[in,out] suggestActions The suggested actions to add. If
+             * the insert is successful it will have a row ID, if not the ID
+             * will be 0.
+             */
+            void addSuggestActions(
+                std::vector<obelisk::SuggestAction>& suggestActions);
+
+            /**
+             * @brief Add rules to the KnowledgeBase.
+             *
+             * @param[in,out] rules The rules to add. If the insert is
+             * successful it will have a row ID, if not the ID will be 0.
+             */
+            void addRules(std::vector<obelisk::Rule>& rules);
+
+            /**
+             * @brief Get an Entity object based on the ID it contains.
+             *
+             * @param[in,out] entity The Entity object should contain just the
+             * ID and the rest will be filled in.
+             */
+            void getEntity(obelisk::Entity& entity);
+
+            /**
+             * @brief Get a Verb object based on the ID it contains.
+             *
+             * @param[in,out] verb The Verb object should contain just the ID
+             * and the rest will be filled in.
+             */
+            void getVerb(obelisk::Verb& verb);
+
+            /**
+             * @brief Get an Action based on the ID it contains.
+             *
+             * @param[in] action The Action object should contain just the ID
+             * and the rest will be filled in.
+             */
+            void getAction(obelisk::Action& action);
+
+            /**
+             * @brief Get a Fact object based on the ID it contains.
+             *
+             * @param[in,out] fact The Fact object should contain just the ID
+             * and the rest will be filled in.
+             */
+            void getFact(obelisk::Fact& fact);
+
+            /**
+             * @brief Get a SuggestAction based on the ID it contains.
+             *
+             * @param[in,out] suggestAction The SuggestAction object should
+             * contain just the ID and the rest will be filled in.
+             */
+            void getSuggestAction(obelisk::SuggestAction& suggestAction);
+
+            /**
+             * @brief Get a Rule based on the ID it contains.
+             *
+             * @param[in,out] rule The Rule object should  contain just the ID
+             * and the rest will be filled in.
+             */
+            void getRule(obelisk::Rule& rule);
+
+            /**
+             * @brief Check if a rule looks for this Fact, if so update its
+             * truth.
+             *
+             * @param[in,out] fact The Fact to check for existing rules.
+             */
+            void checkRule(obelisk::Fact& fact);
+
+            /**
+             * @brief Update the is true field in the KnowledgeBase.
+             *
+             * @param[in,out] fact The fact to update.
+             */
+            void updateIsTrue(obelisk::Fact& fact);
+
+            /**
+             * @brief Query the KnowledgeBase to see if a Fact is true or false.
+             *
+             * @param[in] fact The Fact to check.
+             */
+            void queryFact(obelisk::Fact& fact);
+
+            /**
+             * @brief Query the KnowledgeBase to get a suggested action based
+             * on a Fact.
+             * If a SuggestAction doesn't exist, it will return an empty Action.
+             *
+             * @param[in] fact The Fact to search for.
+             * @param[out] action The Action that is suggested to take.
+             */
+            void querySuggestAction(obelisk::Fact& fact,
+                obelisk::Action& action);
+
+            /**
+             * @brief Take a float and divide it into 2 floats.
+             *
+             * This is useful to store doubles in SQLite since SQLite doesn't
+             * have a double type. Instead just store the 2 floats in the
+             * database. Then after selecting them combine them.
+             *
+             * @param[out] result1 The first float generated from the double.
+             * @param[out] result2 The second float generated from the double.
+             * @param[in] var The double to split into the 2 floats.
+             */
+            void getFloat(float& result1, float& result2, double var);
+
+            /**
+             * @brief Combines 2 separated floats back into a double.
+             *
+             * This will recombine the separated floats from the getFloat
+             * method.
+             *
+             * @param[out] result The double generated from the combined floats.
+             * @param[in] var1 The first float to combine.
+             * @param[in] var2 The second float to combine.
+             */
+            void getDouble(double& result, float var1, float var2);
+    };
+
+    /**
+     * @brief Exception thrown by the KnowledgeBase.
+     *
+     */
+    class KnowledgeBaseException : public std::exception
+    {
+        private:
+            /**
+             * @brief The error message given.
+             *
+             */
+            const std::string errorMessage_;
+
+        public:
+            /**
+             * @brief Construct a new KnowledgeBaseException object.
+             *
+             */
+            KnowledgeBaseException() :
+                errorMessage_("an unknown error ocurred")
+            {
+            }
+
+            /**
+             * @brief Construct a new KnowledgeBaseException object.
+             *
+             * @param[in] errorMessage The error message given when thrown.
+             */
+            KnowledgeBaseException(const std::string& errorMessage) :
+                errorMessage_(errorMessage)
+            {
+            }
+
+            /**
+             * @brief Get the error message that occurred.
+             *
+             * @return const char* Returns the error message.
+             */
+            const char* what() const noexcept
+            {
+                return errorMessage_.c_str();
+            }
+    };
+} // namespace obelisk
+
+#endif

obelisk/include/models/action.h

@@ -0,0 +1,128 @@
+#ifndef OBELISK_MODELS_ACTION_H
+#define OBELISK_MODELS_ACTION_H
+
+#include <sqlite3.h>
+
+#include <string>
+
+namespace obelisk
+{
+    /**
+     * @brief The Action model represents an action to take when a fact is true
+     * or false.
+     *
+     */
+    class Action
+    {
+        private:
+            /**
+             * @brief The ID of the Action in the KnowledgeBase.
+             *
+             */
+            int id_;
+
+            /**
+             * @brief The name of the Action.
+             *
+             */
+            std::string name_;
+
+        public:
+            /**
+             * @brief Construct a new Action object.
+             *
+             */
+            Action() :
+                id_(0),
+                name_("")
+            {
+            }
+
+            /**
+             * @brief Construct a new Action object.
+             *
+             * @param[in] id The ID of the Action.
+             */
+            Action(int id) :
+                id_(id),
+                name_("")
+            {
+            }
+
+            /**
+             * @brief Construct a new Action object.
+             *
+             * @param[in] name The name of the Action.
+             */
+            Action(std::string name) :
+                id_(0),
+                name_(name)
+            {
+            }
+
+            /**
+             * @brief Construct a new Action object.
+             *
+             * @param[in] id The ID of the Action.
+             * @param[in] name The name of the Action.
+             */
+            Action(int id, std::string name) :
+                id_(id),
+                name_(name)
+            {
+            }
+
+            /**
+             * @brief Create the Action table in the KnowledgeBase.
+             *
+             * @return const char* Returns the query used to create the table.
+             */
+            static const char* createTable();
+
+            /**
+             * @brief Get the ID of the Action.
+             *
+             * @return int& Returns the ID.
+             */
+            int& getId();
+
+            /**
+             * @brief Set the ID of the Action.
+             *
+             * @param[in] id Set the ID of the Action.
+             */
+            void setId(int id);
+
+            /**
+             * @brief Get the name of the Action.
+             *
+             * @return std::string& The Action name.
+             */
+            std::string& getName();
+
+            /**
+             * @brief Set the name of the Action.
+             *
+             * @param[in] name The name of the Action.
+             */
+            void setName(std::string name);
+
+            /**
+             * @brief Select an Action from the datbase based on the object
+             * name.
+             *
+             * @param[in] dbConnection The database connection to use.
+             */
+            void selectByName(sqlite3* dbConnection);
+
+            /**
+             * @brief Insert an Action into the KnowledgeBase based on the
+             * object's fields.
+             *
+             * @param[in] dbConnection The database connection to use.
+             */
+            void insert(sqlite3* dbConnection);
+    };
+} // namespace obelisk
+
+#endif

obelisk/include/models/entity.h

@@ -0,0 +1,128 @@
+#ifndef OBELISK_MODELS_ENTITY_H
+#define OBELISK_MODELS_ENTITY_H
+
+#include <sqlite3.h>
+
+#include <string>
+
+namespace obelisk
+{
+    /**
+     * @brief The Entity model represents either a left or right side entity,
+     * typically used in facts and rules.
+     *
+     */
+    class Entity
+    {
+        private:
+            /**
+             * @brief The ID of the Entity in the KnowledgeBase.
+             *
+             */
+            int id_;
+
+            /**
+             * @brief The name of the Entity.
+             *
+             */
+            std::string name_;
+
+        public:
+            /**
+             * @brief Construct a new Entity object.
+             *
+             */
+            Entity() :
+                id_(0),
+                name_("")
+            {
+            }
+
+            /**
+             * @brief Construct a new Entity object.
+             *
+             * @param[in] id The ID of the Entity.
+             */
+            Entity(int id) :
+                id_(id),
+                name_("")
+            {
+            }
+
+            /**
+             * @brief Construct a new Entity object.
+             *
+             * @param[in] name The name of the Entity.
+             */
+            Entity(std::string name) :
+                id_(0),
+                name_(name)
+            {
+            }
+
+            /**
+             * @brief Construct a new Entity object.
+             *
+             * @param[in] id The ID of the Entity.
+             * @param[in] name The name of the Entity.
+             */
+            Entity(int id, std::string name) :
+                id_(id),
+                name_(name)
+            {
+            }
+
+            /**
+             * @brief Create the table in the KnowledgeBase.
+             *
+             * @return const char* Returns the query used to create the table.
+             */
+            static const char* createTable();
+
+            /**
+             * @brief Get the ID of the Entity.
+             *
+             * @return int& Returns the ID.
+             */
+            int& getId();
+
+            /**
+             * @brief Set the ID of the Entity.
+             *
+             * @param[in] id The ID of the Entity.
+             */
+            void setId(int id);
+
+            /**
+             * @brief Get the name of the Entity.
+             *
+             * @return std::string& The name of the Entity.
+             */
+            std::string& getName();
+
+            /**
+             * @brief Set the name of the Entity.
+             *
+             * @param[in] name The name of the Entity.
+             */
+            void setName(std::string name);
+
+            /**
+             * @brief Select an Entity from the KnowledgeBase based on the
+             * object's name.
+             *
+             * @param[in] dbConnection The database connection to use.
+             */
+            void selectByName(sqlite3* dbConnection);
+
+            /**
+             * @brief Insert an Entity into the KnowledgeBase based on the
+             * object's fields.
+             *
+             * @param[in] dbConnection The database connection to use.
+             */
+            void insert(sqlite3* dbConnection);
+    };
+} // namespace obelisk
+
+#endif

obelisk/include/models/fact.h

@@ -0,0 +1,247 @@
+#ifndef OBELISK_MODELS_FACT_H
+#define OBELISK_MODELS_FACT_H
+
+#include "models/action.h"
+#include "models/entity.h"
+#include "models/fact.h"
+#include "models/verb.h"
+
+#include <string>
+
+namespace obelisk
+{
+    /**
+     * @brief The Fact model represents truth in the releationship between two
+     * entities separated by a verb.
+     *
+     */
+    class Fact
+    {
+        private:
+            /**
+             * @brief The ID of the Fact in the KnowledgeBase.
+             *
+             */
+            int id_;
+
+            /**
+             * @brief The Entity from the left side of the expression.
+             *
+             */
+            obelisk::Entity leftEntity_;
+
+            /**
+             * @brief The Entity from the right side of the expression.
+             *
+             */
+            obelisk::Entity rightEntity_;
+
+            /**
+             * @brief The Verb that represents the relationship in the
+             * expression.
+             *
+             */
+            obelisk::Verb verb_;
+
+            /**
+             * @brief Whether or not the fact is considered true or not.
+             *
+             */
+            double isTrue_;
+
+        public:
+            /**
+             * @brief Construct a new Fact object.
+             *
+             */
+            Fact() :
+                id_(0),
+                leftEntity_(),
+                rightEntity_(),
+                verb_(),
+                isTrue_(0)
+            {
+            }
+
+            /**
+             * @brief Construct a new Fact object.
+             *
+             * @param[in] id The ID of the Fact in the KnowledgeBase.
+             */
+            Fact(int id) :
+                id_(id),
+                leftEntity_(),
+                rightEntity_(),
+                verb_(),
+                isTrue_(0)
+            {
+            }
+
+            /**
+             * @brief Construct a new Fact object.
+             *
+             * @param[in] leftEntity The Entity on the left side of the
+             * expression.
+             * @param[in] rightEntity The Entity on the right side of the
+             * expression.
+             * @param[in] verb The Verb separating the entities.
+             * @param[in] isTrue Whether or not the fact is true.
+             */
+            Fact(obelisk::Entity leftEntity,
+                obelisk::Entity rightEntity,
+                obelisk::Verb verb,
+                double isTrue = 0) :
+                id_(0),
+                leftEntity_(leftEntity),
+                rightEntity_(rightEntity),
+                verb_(verb),
+                isTrue_(isTrue)
+            {
+            }
+
+            /**
+             * @brief Construct a new Fact object.
+             *
+             * @param[in] id The ID of the Fact in the KnowledgeBase.
+             * @param[in] leftEntity The Entity on the left side of the
+             * expression.
+             * @param[in] rightEntity The Entity on the right side of the
+             * expression.
+             * @param[in] verb The Verb separating the entities.
+             * @param[in] isTrue Whether or not the fact is true.
+             */
+            Fact(int id,
+                obelisk::Entity leftEntity,
+                obelisk::Entity rightEntity,
+                obelisk::Verb verb,
+                double isTrue = 0) :
+                id_(id),
+                leftEntity_(leftEntity),
+                rightEntity_(rightEntity),
+                verb_(verb),
+                isTrue_(isTrue)
+            {
+            }
+
+            /**
+             * @brief Create the Fact table in the KnowledgeBase.
+             *
+             * @return const char* Returns the query used to create the table.
+             */
+            static const char* createTable();
+
+            /**
+             * @brief Get the ID of the Fact
+             *
+             * @return int& Returns the ID.
+             */
+            int& getId();
+
+            /**
+             * @brief Set the ID of the Fact.
+             *
+             * @param[in] id Set the ID of the Fact.
+             */
+            void setId(int id);
+
+            /**
+             * @brief Get the left Entity object.
+             *
+             * @return Entity& The left Entity.
+             */
+            Entity& getLeftEntity();
+
+            /**
+             * @brief Set the left Entity object.
+             *
+             * @param[in] leftEntity The left Entity to set.
+             */
+            void setLeftEntity(obelisk::Entity leftEntity);
+
+            /**
+             * @brief Get the right Entity object.
+             *
+             * @return Entity& The right Entity.
+             */
+            Entity& getRightEntity();
+
+            /**
+             * @brief Set the right Entity object.
+             *
+             * @param[in] rightEntity The right Entity to set.
+             */
+            void setRightEntity(obelisk::Entity rightEntity);
+
+            /**
+             * @brief Get the Verb object.
+             *
+             * @return Verb& The Verb.
+             */
+            Verb& getVerb();
+
+            /**
+             * @brief Set the Verb object.
+             *
+             * @param[in] verb The Verb.
+             */
+            void setVerb(obelisk::Verb verb);
+
+            /**
+             * @brief Gets the isTrue value.
+             *
+             * @return true If the Fact is considered true.
+             * @return false If the Fact is considered false.
+             */
+            double& getIsTrue();
+
+            /**
+             * @brief Set the Fact as true or false.
+             *
+             * @param[in] isTrue Whether or not the Fact is true.
+             */
+            void setIsTrue(double isTrue);
+
+            /**
+             * @brief Select the Fact from the KnowledgeBase by IDs of the
+             * sub-objects.
+             *
+             * @param[in] dbConnection The database connection to use.
+             */
+            void selectById(sqlite3* dbConnection);
+
+            /**
+             * @brief Select the Fact from the KnowledgeBase by the name's of
+             * the entities and verb.
+             *
+             * @param[in] dbConnection The database connection to use.
+             */
+            void selectByName(sqlite3* dbConnection);
+
+            /**
+             * @brief Select an Action from the KnowledgeBase using the provided
+             * Fact.
+             *
+             * @param[in] dbConnection The database connection to use.
+             * @param[out] action The Action to take based on the provided fact.
+             */
+            void selectActionByFact(sqlite3* dbConnection,
+                obelisk::Action& action);
+
+            /**
+             * @brief Insert the Fact into the KnowledgeBase.
+             *
+             * @param[in] dbConnection The database connection to use.
+             */
+            void insert(sqlite3* dbConnection);
+
+            /**
+             * @brief Update whether or not the fact is true in the
+             * KnowledgeBase.
+             *
+             * @param[in] dbConnection The database connection.
+             */
+            void updateIsTrue(sqlite3* dbConnection);
+    };
+} // namespace obelisk
+
+#endif

obelisk/include/models/rule.h

@@ -0,0 +1,163 @@
+#ifndef OBELISK_MODELS_RULE_H
+#define OBELISK_MODELS_RULE_H
+
+#include "models/fact.h"
+
+#include <string>
+#include <vector>
+
+namespace obelisk
+{
+    /**
+     * @brief The Rule model represents a truth relation between 2 Facts.
+     *
+     */
+    class Rule
+    {
+        private:
+            /**
+             * @brief The ID of the Rule in the KnowledgeBase.
+             *
+             */
+            int id_;
+
+            /**
+             * @brief The Fact that depends on the Fact reason being true.
+             *
+             */
+            obelisk::Fact fact_;
+
+            /**
+             * @brief The Fact that makes the other Fact true or false.
+             *
+             */
+            obelisk::Fact reason_;
+
+        public:
+            /**
+             * @brief Construct a new Rule object.
+             *
+             */
+            Rule() :
+                id_(0),
+                fact_(),
+                reason_()
+            {
+            }
+
+            /**
+             * @brief Construct a new Rule object.
+             *
+             * @param[in] id The ID of the Rule in the KnowledgeBase.
+             */
+            Rule(int id) :
+                id_(id),
+                fact_(),
+                reason_()
+            {
+            }
+
+            /**
+             * @brief Construct a new Rule object.
+             *
+             * @param[in] fact The Fact.
+             * @param[in] reason The reason Fact.
+             */
+            Rule(obelisk::Fact fact, obelisk::Fact reason) :
+                id_(0),
+                fact_(fact),
+                reason_(reason)
+            {
+            }
+
+            /**
+             * @brief Construct a new Rule object.
+             *
+             * @param[in] id The ID of the Rule.
+             * @param[in] fact The Fact.
+             * @param[in] reason The reason Fact.
+             */
+            Rule(int id, obelisk::Fact fact, obelisk::Fact reason) :
+                id_(id),
+                fact_(fact),
+                reason_(reason)
+            {
+            }
+
+            /**
+             * @brief Create the Rule table in the KnowledgeBase.
+             *
+             * @return const char* Returns the query used to create the table.
+             */
+            static const char* createTable();
+
+            /**
+             * @brief Get the ID of the Rule.
+             *
+             * @return int& The ID.
+             */
+            int& getId();
+
+            /**
+             * @brief Set the ID of the Rule.
+             *
+             * @param[in] id The ID.
+             */
+            void setId(int id);
+
+            /**
+             * @brief Get the Fact object.
+             *
+             * @return obelisk::Fact& The Fact.
+             */
+            obelisk::Fact& getFact();
+
+            /**
+             * @brief Set the Fact object.
+             *
+             * @param[in] fact The Fact.
+             */
+            void setFact(obelisk::Fact fact);
+
+            /**
+             * @brief Get the reason Fact object.
+             *
+             * @return obelisk::Fact& The reason Fact.
+             */
+            obelisk::Fact& getReason();
+
+            /**
+             * @brief Set the reason Fact object.
+             *
+             * @param[in] reason The reason Fact.
+             */
+            void setReason(obelisk::Fact reason);
+
+            /**
+             * @brief Select the Rule from the KnowledgeBase by IDs of the
+             * sub-objects.
+             *
+             * @param[in] dbConnection The database connection to use.
+             */
+            void selectById(sqlite3* dbConnection);
+
+            /**
+             * @brief Get the rules that match the reason.
+             *
+             * @param[in] dbConnection The database connection to use.
+             * @param[out] rules The rules to fill in from the database.
+             */
+            static void selectByReason(sqlite3* dbConnection,
+                int reasonId,
+                std::vector<obelisk::Rule>& rules);
+
+            /**
+             * @brief Insert the Rule into the KnowledgeBase.
+             *
+             * @param[in] dbConnection The database connection to use.
+             */
+            void insert(sqlite3* dbConnection);
+    };
+} // namespace obelisk
+
+#endif

obelisk/include/models/suggest_action.h

@@ -0,0 +1,185 @@
+#ifndef OBELISK_MODELS_SUGGEST_ACTION_H
+#define OBELISK_MODELS_SUGGEST_ACTION_H
+
+#include "models/action.h"
+#include "models/fact.h"
+
+#include <string>
+
+namespace obelisk
+{
+    /**
+     * @brief The SuggestAction model representas the actions to take depending
+     * on if the Fact is true or false.
+     *
+     */
+    class SuggestAction
+    {
+        private:
+            /**
+             * @brief The ID of the SuggestAction.
+             *
+             */
+            int id_;
+
+            /**
+             * @brief The Fact to check the truth of.
+             *
+             */
+            obelisk::Fact fact_;
+
+            /**
+             * @brief The Action to take if the Fact is true.
+             *
+             */
+            obelisk::Action trueAction_;
+
+            /**
+             * @brief The Action to take if the Fact is false.
+             *
+             */
+            obelisk::Action falseAction_;
+
+        public:
+            /**
+             * @brief Construct a new SuggestAction object.
+             *
+             */
+            SuggestAction() :
+                id_(0),
+                fact_(),
+                trueAction_(),
+                falseAction_()
+            {
+            }
+
+            /**
+             * @brief Construct a new SuggestAction object.
+             *
+             * @param[in] id The ID of the SuggestAction in the KnowledgeBase.
+             */
+            SuggestAction(int id) :
+                id_(id),
+                fact_(),
+                trueAction_(),
+                falseAction_()
+            {
+            }
+
+            /**
+             * @brief Construct a new SuggestAction object.
+             *
+             * @param[in] fact The Fact.
+             * @param[in] trueAction The true Action.
+             * @param[in] falseAction The false Action.
+             */
+            SuggestAction(obelisk::Fact fact,
+                obelisk::Action trueAction,
+                obelisk::Action falseAction) :
+                id_(0),
+                fact_(fact),
+                trueAction_(trueAction),
+                falseAction_(falseAction)
+            {
+            }
+
+            /**
+             * @brief Construct a new SuggestAction object.
+             *
+             * @param[in] id The ID of the SuggestAction in the KnowledgeBase.
+             * @param[in] fact The Fact.
+             * @param[in] trueAction The true Action.
+             * @param[in] falseAction The false Action.
+             */
+            SuggestAction(int id,
+                obelisk::Fact fact,
+                obelisk::Action trueAction,
+                obelisk::Action falseAction) :
+                id_(id),
+                fact_(fact),
+                trueAction_(trueAction),
+                falseAction_(falseAction)
+            {
+            }
+
+            /**
+             * @brief Create the SuggestAction table in the database.
+             *
+             * @return const char* Returns the query used to create the table.
+             */
+            static const char* createTable();
+
+            /**
+             * @brief Get the ID of the SuggestAction.
+             *
+             * @return int& Returns the ID.
+             */
+            int& getId();
+
+            /**
+             * @brief Set the ID of the SuggestAction.
+             *
+             * @param[in] id The new ID.
+             */
+            void setId(int id);
+
+            /**
+             * @brief Get the Fact object.
+             *
+             * @return obelisk::Fact& Returns the Fact.
+             */
+            obelisk::Fact& getFact();
+
+            /**
+             * @brief Set the Fact object.
+             *
+             * @param[in] fact The new Fact.
+             */
+            void setFact(obelisk::Fact fact);
+
+            /**
+             * @brief Get the true Action object.
+             *
+             * @return obelisk::Action& Returns the true Action.
+             */
+            obelisk::Action& getTrueAction();
+
+            /**
+             * @brief Set the true Action object.
+             *
+             * @param[in] trueAction The new true Action.
+             */
+            void setTrueAction(obelisk::Action trueAction);
+
+            /**
+             * @brief Get the false Action object.
+             *
+             * @return obelisk::Action& Returns the false Action.
+             */
+            obelisk::Action& getFalseAction();
+
+            /**
+             * @brief Set the false Action object.
+             *
+             * @param[in] falseAction The new false Action.
+             */
+            void setFalseAction(obelisk::Action falseAction);
+
+            /**
+             * @brief Select the SuggestAction from the KnowledgeBase by IDs of
+             * the sub-objects.
+             *
+             * @param[in] dbConnection The database connection to use.
+             */
+            void selectById(sqlite3* dbConnection);
+
+            /**
+             * @brief Insert the SuggestAction into the KnowledgeBase.
+             *
+             * @param[in] dbConnection The database connection to use.
+             */
+            void insert(sqlite3* dbConnection);
+    };
+} // namespace obelisk
+
+#endif

obelisk/include/models/verb.h

@@ -0,0 +1,126 @@
+#ifndef OBELISK_MODELS_VERB_H
+#define OBELISK_MODELS_VERB_H
+
+#include <sqlite3.h>
+
+#include <string>
+
+namespace obelisk
+{
+    /**
+     * @brief The Verb model represents a verb which is used to connnect
+     * entities.
+     *
+     */
+    class Verb
+    {
+        private:
+            /**
+             * @brief The ID of the Verb in the KnowledgeBase.
+             *
+             */
+            int id_;
+
+            /**
+             * @brief The name of the Verb.
+             *
+             */
+            std::string name_;
+
+        public:
+            /**
+             * @brief Construct a new Verb object.
+             *
+             */
+            Verb() :
+                id_(0),
+                name_("")
+            {
+            }
+
+            /**
+             * @brief Construct a new Verb object.
+             *
+             * @param[in] id The ID of the Verb.
+             */
+            Verb(int id) :
+                id_(id),
+                name_("")
+            {
+            }
+
+            /**
+             * @brief Construct a new Verb object.
+             *
+             * @param[in] name The name of the Verb.
+             */
+            Verb(std::string name) :
+                id_(0),
+                name_(name)
+            {
+            }
+
+            /**
+             * @brief Construct a new Verb object.
+             *
+             * @param[in] id The ID of the Verb.
+             * @param[in] name The name of the Verb.
+             */
+            Verb(int id, std::string name) :
+                id_(id),
+                name_(name)
+            {
+            }
+
+            /**
+             * @brief Create the Verb table in the KnowledgeBase.
+             *
+             * @return const char* Returns the query used to create the table.
+             */
+            static const char* createTable();
+
+            /**
+             * @brief Get the ID of the Verb.
+             *
+             * @return int& Returns the ID.
+             */
+            int& getId();
+
+            /**
+             * @brief Set the ID of the Verb.
+             *
+             * @param[in] id Set the ID of the Verb.
+             */
+            void setId(int id);
+
+            /**
+             * @brief Get the name of the Verb.
+             *
+             * @return std::string& The Verb name.
+             */
+            std::string& getName();
+
+            /**
+             * @brief Set the name of the Verb.
+             *
+             * @param[in] name The Verb name.
+             */
+            void setName(std::string name);
+
+            /**
+             * @brief Select a verb by name from the KnowledgeBase.
+             *
+             * @param[in] dbConnection The database connection to use.
+             */
+            void selectByName(sqlite3* dbConnection);
+
+            /**
+             * @brief Insert a new verb into the KnowledgeBase.
+             *
+             * @param[in] dbConnection The database connection to use.
+             */
+            void insert(sqlite3* dbConnection);
+    };
+} // namespace obelisk
+
+#endif

obelisk/include/obelisk.h

@@ -0,0 +1,82 @@
+#ifndef OBELISK_INCLUDE_OBELISK_H
+#define OBELISK_INCLUDE_OBELISK_H
+
+#include "knowledge_base.h"
+
+#include <memory>
+#include <string>
+
+/**
+ * @brief The obelisk namespace contains everything needed to compile obelisk
+ * code.
+ *
+ */
+namespace obelisk
+{
+    /**
+     * @brief The obelisk library provides everything needed to consult the
+     * KnowledgeBase.
+     *
+     */
+    class Obelisk
+    {
+        private:
+            std::unique_ptr<obelisk::KnowledgeBase> kb_;
+
+        public:
+            /**
+             * @brief Construct a new Obelisk object.
+             *
+             */
+            Obelisk(std::string filename);
+
+            /**
+             * @brief Destroy the Obelisk object.
+             *
+             */
+            ~Obelisk() = default;
+
+            /**
+             * @brief Get the obelisk version.
+             *
+             * @return std::string The version.
+             */
+            std::string getVersion();
+
+            /**
+             * @brief Get the obelisk library so version.
+             *
+             * @return int The version.
+             */
+            int getLibVersion();
+
+            /**
+             * @brief Query the obelisk KnowledgeBase to see if a Fact is true
+             * or not.
+             *
+             * @param[in] p_obelisk The obelisk object pointer.
+             * @param[in] left_entity The left entity.
+             * @param[in] verb The verb.
+             * @param[in] right_entity The right entity.
+             * @return double Returns whether or not the Fact is true.
+             */
+            double query(const std::string& leftEntity,
+                const std::string& verb,
+                const std::string& rightEntity);
+
+            /**
+             * @brief Query the Obelisk KnowledgeBase and return the suggested
+             * action to take.
+             *
+             * @param[in] leftEntity The left entity.
+             * @param[in] verb The verb.
+             * @param[in] rightEntity The right entity.
+             * @return std::string Returns the suggested action.
+             */
+            std::string queryAction(const std::string& leftEntity,
+                const std::string& verb,
+                const std::string& rightEntity);
+    };
+} // namespace obelisk
+
+#endif

src/CameraLimit.cpp

@@ -24,14 +24,14 @@ void alai::CameraLimit::_init()
 
 void alai::CameraLimit::_ready()
 {
-    auto node = find_node("Middleground");
+    auto node          = find_node("Middleground");
     auto middle_ground = cast_to<godot::TileMap>(node);
     if (middle_ground != NULL)
     {
         auto used_rect = middle_ground->get_used_rect();
-        auto bounds = godot::Vector2(used_rect.position.x + used_rect.size.x, used_rect.position.y + used_rect.size.y);
-        node = get_tree()->get_root()->find_node("Camera2D", true, false);
-        auto camera = cast_to<godot::Camera2D>(node);
+        auto bounds    = godot::Vector2(used_rect.position.x + used_rect.size.x, used_rect.position.y + used_rect.size.y);
+        node           = get_tree()->get_root()->find_node("Camera2D", true, false);
+        auto camera    = cast_to<godot::Camera2D>(node);
         if (camera != NULL)
         {
             camera->set_limit(2, bounds.x * middle_ground->get_cell_size().x);

src/CameraLimit.h

@@ -11,9 +11,9 @@ namespace alai
      * 
      * @details The camera will be limited based on the used width and height of the Middleground tilemap.
      */
-    class CameraLimit: public godot::Node2D
+    class CameraLimit : public godot::Node2D
     {
-        GODOT_CLASS(CameraLimit, godot::Node2D)
+            GODOT_CLASS(CameraLimit, godot::Node2D)
 
         public:
             /**
@@ -49,5 +49,5 @@ namespace alai
              */
             void _ready();
     };
-}
+} // namespace alai
 #endif

src/Event.cpp

@@ -12,7 +12,7 @@ void alai::Event::_register_methods()
     godot::register_signal<Event>("player_died");
     godot::register_signal<Event>("player_won");
     godot::register_signal<Event>("player_touched", "damage", GODOT_VARIANT_TYPE_INT);
-
+    godot::register_signal<Event>("report_object", "name", GODOT_VARIANT_TYPE_STRING, "state", GODOT_VARIANT_TYPE_STRING, "position", GODOT_VARIANT_TYPE_VECTOR2, "velocity", GODOT_VARIANT_TYPE_VECTOR2);
 }
 
 alai::Event::Event()

src/Event.h

@@ -14,7 +14,8 @@ namespace alai
      */
     class Event : public godot::Node
     {
-        GODOT_CLASS(Event, godot::Node)
+            GODOT_CLASS(Event, godot::Node)
+
         public:
             /**
              * @brief This method registers classes with Godot.
@@ -42,6 +43,6 @@ namespace alai
              */
             void _init();
     };
-}
+} // namespace alai
 
 #endif

src/Main.cpp

@@ -1,6 +1,6 @@
-#include "Main.h"
-
 #include "Event.h"
+#include "Main.h"
+#include "obelisk.h"
 
 #include <SceneTree.hpp>
 
@@ -27,10 +27,10 @@ alai::Main::~Main()
 
 void alai::Main::_init()
 {
-    _os = godot::OS::get_singleton();
-    _input = godot::Input::get_singleton();
+    _os               = godot::OS::get_singleton();
+    _input            = godot::Input::get_singleton();
     _project_settings = godot::ProjectSettings::get_singleton();
-    _resource_loader = godot::ResourceLoader::get_singleton();
+    _resource_loader  = godot::ResourceLoader::get_singleton();
 
     set_game_version(godot::String(default_game_version.c_str()));
     set_full_screen(default_full_screen);
@@ -40,6 +40,10 @@ void alai::Main::_init()
 
 void alai::Main::_ready()
 {
+    auto obelisk = std::unique_ptr<obelisk::Obelisk> {new obelisk::Obelisk("alai.kb")};
+    godot::Godot::print("Obelisk version: " + godot::String(obelisk->getVersion().c_str()));
+    godot::Godot::print("Obelisk library version: " + godot::String(std::to_string(obelisk->getLibVersion()).c_str()));
+
     auto success = _project_settings->load_resource_pack("monitor.pck");
     if (success)
     {
@@ -66,8 +70,7 @@ void alai::Main::_ready()
     {
         _os->set_window_size(window_size);
         _os->set_window_position(
-            _os->get_screen_position(get_launch_screen()) + _os->get_screen_size() *  0.5 - _os->get_window_size() * 0.5
-        );
+            _os->get_screen_position(get_launch_screen()) + _os->get_screen_size() * 0.5 - _os->get_window_size() * 0.5);
     }
 
     success = _project_settings->load_resource_pack("crt.pck");
@@ -106,9 +109,9 @@ void alai::Main::load_level()
 {
     if (level != nullptr)
     {
-        auto path = level->get_path();
+        auto path         = level->get_path();
         auto loaded_level = level->instance();
-        auto level_node = get_node("Level");
+        auto level_node   = get_node("Level");
         level_node->add_child(loaded_level);
     }
 }
@@ -153,7 +156,7 @@ bool alai::Main::get_full_screen()
 
 void alai::Main::set_window_size(godot::Vector2 window_size)
 {
-    this-> window_size = window_size;
+    this->window_size = window_size;
 }
 
 godot::Vector2 alai::Main::get_window_size()

src/Main.h

@@ -1,7 +1,6 @@
 #ifndef ALAI_MAIN_H
 #define ALAI_MAIN_H
 
-#include <string>
 #include <Godot.hpp>
 #include <Input.hpp>
 #include <Node.hpp>
@@ -10,6 +9,7 @@
 #include <ProjectSettings.hpp>
 #include <Ref.hpp>
 #include <ResourceLoader.hpp>
+#include <string>
 
 /**
  * @brief This is the alai namespace for all the code included in the game.
@@ -25,7 +25,7 @@ namespace alai
      */
     class Main : public godot::Node
     {
-        GODOT_CLASS(Main, godot::Node)
+            GODOT_CLASS(Main, godot::Node)
 
         private:
             /**
@@ -52,12 +52,12 @@ namespace alai
              * @brief The default value for the game version.
              * 
              */
-            inline static const std::string default_game_version = "0.1.0";
+            inline static const std::string default_game_version   = "0.1.0";
             /**
              * @brief The default value for if the game should start in full screen.
              * 
              */
-            inline static const bool default_full_screen = false;
+            inline static const bool default_full_screen           = false;
             /**
              * @brief The default resolution for the game window.
              * 
@@ -68,7 +68,7 @@ namespace alai
              * 
              * @details -1 opens it on the currently active screen. And 0 and above are the screens to use.
              */
-            inline static const int8_t default_launch_screen = -1;
+            inline static const int8_t default_launch_screen       = -1;
             /**
              * @brief The first level to load
              * 
@@ -227,6 +227,6 @@ namespace alai
              */
             void load_level();
     };
-}
+} // namespace alai
 
 #endif

src/coin/CoinCollected.cpp

@@ -1,9 +1,8 @@
+#include "Event.h"
 #include "coin/CoinCollected.h"
 
-#include "Event.h"
-
-#include <AudioStreamPlayer.hpp>
 #include <AnimationPlayer.hpp>
+#include <AudioStreamPlayer.hpp>
 
 void alai::CoinCollected::_register_methods()
 {

src/coin/CoinCollected.h

@@ -14,7 +14,7 @@ namespace alai
      */
     class CoinCollected : public alai::State
     {
-        GODOT_CLASS(CoinCollected, alai::State)
+            GODOT_CLASS(CoinCollected, alai::State)
 
         private:
             /**
@@ -68,6 +68,6 @@ namespace alai
              */
             void _on_animation_finished(godot::String anim_name);
     };
-}
+} // namespace alai
 
 #endif

src/coin/CoinCounter.cpp

@@ -1,6 +1,5 @@
-#include "coin/CoinCounter.h"
-
 #include "Event.h"
+#include "coin/CoinCounter.h"
 
 #include <String.hpp>
 
@@ -36,14 +35,15 @@ void alai::CoinCounter::_on_coin_collected(int amount)
     if (coins >= 100)
     {
         auto extra = coins - 100;
-        coins = extra;
-    } 
+        coins      = extra;
+    }
     godot::String coin_string = godot::String();
     if (coins <= 9)
     {
         coin_string = "0" + godot::String::num(coins);
     }
-    else{
+    else
+    {
         coin_string = godot::String::num(coins);
     }
     set_text(coin_string);

src/coin/CoinCounter.h

@@ -12,7 +12,7 @@ namespace alai
      */
     class CoinCounter : public godot::Label
     {
-        GODOT_CLASS(CoinCounter, godot::Label)
+            GODOT_CLASS(CoinCounter, godot::Label)
 
         private:
             uint8_t coins;
@@ -52,9 +52,8 @@ namespace alai
             void _on_CoinHUD_ready();
             void _on_coin_collected(int amount);
             void _ready();
-            
     };
-    
-}
+
+} // namespace alai
 
 #endif

src/coin/CoinNotCollected.cpp

@@ -41,6 +41,6 @@ void alai::CoinNotCollected::_on_body_entered(Node *node)
         auto coin = Object::cast_to<godot::Area2D>(parent_node);
         coin->set_collision_mask_bit(0, false);
     }
-    
+
     get_state_machine()->change("CoinCollected");
 }

src/coin/CoinNotCollected.h

@@ -14,7 +14,7 @@ namespace alai
      */
     class CoinNotCollected : public alai::State
     {
-        GODOT_CLASS(CoinNotCollected, alai::State)
+            GODOT_CLASS(CoinNotCollected, alai::State)
 
         private:
             /**
@@ -69,6 +69,6 @@ namespace alai
              */
             void _on_body_entered(Node *node);
     };
-}
+} // namespace alai
 
 #endif

src/goal/GoalNotReached.h

@@ -14,7 +14,7 @@ namespace alai
      */
     class GoalNotReached : public alai::State
     {
-        GODOT_CLASS(GoalNotReached, alai::State)
+            GODOT_CLASS(GoalNotReached, alai::State)
 
         private:
             /**
@@ -69,6 +69,6 @@ namespace alai
              */
             void _on_Goal_body_entered(Node *node);
     };
-}
+} // namespace alai
 
 #endif

src/goal/GoalReached.cpp

@@ -1,6 +1,5 @@
-#include "goal/GoalReached.h"
-
 #include "Event.h"
+#include "goal/GoalReached.h"
 
 #include <Area2D.hpp>
 

src/goal/GoalReached.h

@@ -14,7 +14,7 @@ namespace alai
      */
     class GoalReached : public alai::State
     {
-        GODOT_CLASS(GoalReached, alai::State)
+            GODOT_CLASS(GoalReached, alai::State)
 
         private:
             /**
@@ -67,6 +67,6 @@ namespace alai
              * 
              */
     };
-}
+} // namespace alai
 
 #endif

src/godot.cpp

@@ -1,26 +1,27 @@
-#include <Godot.hpp>
-
-#include "Event.h"
-#include "state_machine/StateMachine.h"
-#include "state_machine/State.h"
-#include "Main.h"
 #include "CameraLimit.h"
-#include "player/Player.h"
-#include "player/states/PlayerIdle.h"
-#include "player/states/PlayerMove.h"
-#include "player/states/PlayerJump.h"
-#include "player/states/PlayerFall.h"
-#include "coin/CoinNotCollected.h"
+#include "Event.h"
+#include "Main.h"
 #include "coin/CoinCollected.h"
 #include "coin/CoinCounter.h"
-#include "goal/GoalReached.h"
+#include "coin/CoinNotCollected.h"
 #include "goal/GoalNotReached.h"
+#include "goal/GoalReached.h"
 #include "gui/game_over/GameOverScreen.h"
 #include "gui/game_won/GameWonScreen.h"
+#include "player/AI.h"
+#include "player/Player.h"
+#include "player/states/PlayerFall.h"
+#include "player/states/PlayerIdle.h"
+#include "player/states/PlayerJump.h"
+#include "player/states/PlayerMove.h"
+#include "state_machine/State.h"
+#include "state_machine/StateMachine.h"
+
+#include <Godot.hpp>
 
 /**
  * @brief This function connects the gdnative init function.
- * 
+ *
  */
 extern "C" void GDN_EXPORT godot_gdnative_init(godot_gdnative_init_options *o)
 {
@@ -29,7 +30,7 @@ extern "C" void GDN_EXPORT godot_gdnative_init(godot_gdnative_init_options *o)
 
 /**
  * @brief This function connects the gdnative terminate function.
- * 
+ *
  */
 extern "C" void GDN_EXPORT godot_gdnative_terminate(godot_gdnative_terminate_options *o)
 {
@@ -41,18 +42,19 @@ extern "C" void GDN_EXPORT godot_gdnative_terminate(godot_gdnative_terminate_opt
 
 /**
  * @brief This function connects the init methods in the classes to godot's gdnative.
- * 
+ *
  */
 extern "C" void GDN_EXPORT godot_nativescript_init(void *handle)
 {
     godot::Godot::nativescript_init(handle);
 
-	godot::register_class<alai::Event>();
+    godot::register_class<alai::Event>();
     godot::register_class<alai::StateMachine>();
     godot::register_class<alai::State>();
     godot::register_class<alai::Main>();
     godot::register_class<alai::CameraLimit>();
     godot::register_class<alai::player::Player>();
+    godot::register_class<alai::player::AI>();
     godot::register_class<alai::player::PlayerIdle>();
     godot::register_class<alai::player::PlayerMove>();
     godot::register_class<alai::player::PlayerJump>();

src/gui/game_over/GameOverScreen.cpp

@@ -1,6 +1,5 @@
-#include "gui/game_over/GameOverScreen.h"
-
 #include "Event.h"
+#include "gui/game_over/GameOverScreen.h"
 
 #include <AudioStreamPlayer.hpp>
 #include <PackedScene.hpp>
@@ -16,7 +15,7 @@ void alai::GameOverScreen::_register_methods()
     godot::register_method("restart_game", &GameOverScreen::restart_game);
     godot::register_method("connect_signal", &GameOverScreen::connect_signal);
     godot::register_method("_on_player_died", &GameOverScreen::_on_player_died);
-	godot::register_method("_on_visibility_changed", &GameOverScreen::_on_visibility_changed);
+    godot::register_method("_on_visibility_changed", &GameOverScreen::_on_visibility_changed);
 }
 
 alai::GameOverScreen::GameOverScreen()
@@ -39,11 +38,11 @@ void alai::GameOverScreen::_ready()
 
 void alai::GameOverScreen::_on_restart_button_pressed()
 {
-    if (_resource_loader->exists("res://levels/PrototypeR.tscn"))
+    if (_resource_loader->exists("res://levels/TestLevel.tscn"))
     {
-        godot::Ref<godot::PackedScene> level_scene = _resource_loader->load("res://levels/PrototypeR.tscn");
-        auto level = level_scene->instance(); 
-        auto level_node = get_tree()->get_root()->get_node("Main")->find_node("Level");
+        godot::Ref<godot::PackedScene> level_scene = _resource_loader->load("res://levels/TestLevel.tscn");
+        auto level                                 = level_scene->instance();
+        auto level_node                            = get_tree()->get_root()->get_node("Main")->find_node("Level");
 
         if (level_node != nullptr)
         {
@@ -66,7 +65,7 @@ void alai::GameOverScreen::_on_player_died()
     auto level_node = get_tree()->get_root()->get_node("Main")->find_node("Level");
     if (level_node != nullptr)
     {
-        auto child = level_node->get_child(0); 
+        auto child = level_node->get_child(0);
         if (child != nullptr)
         {
             // Delete the currently active level from the tree.
@@ -99,8 +98,8 @@ void alai::GameOverScreen::connect_signal()
 void alai::GameOverScreen::_on_visibility_changed()
 {
     auto gameoversound = get_node<godot::AudioStreamPlayer>("GameOverMusic");
-    if (is_visible()) 
-    { 
+    if (is_visible())
+    {
         gameoversound->play();
     }
     else

src/gui/game_over/GameOverScreen.h

@@ -5,7 +5,6 @@
 #include <Godot.hpp>
 #include <ResourceLoader.hpp>
 
-
 namespace alai
 {
     /**
@@ -14,7 +13,7 @@ namespace alai
      */
     class GameOverScreen : public godot::CanvasLayer
     {
-        GODOT_CLASS(GameOverScreen, godot::CanvasLayer)
+            GODOT_CLASS(GameOverScreen, godot::CanvasLayer)
 
         private:
             godot::ResourceLoader *_resource_loader;
@@ -57,6 +56,6 @@ namespace alai
             void connect_signal();
             void _on_visibility_changed();
     };
-}
+} // namespace alai
 
 #endif

src/gui/game_won/GameWonScreen.cpp

@@ -1,13 +1,12 @@
-#include "gui/game_won/GameWonScreen.h"
-
 #include "Event.h"
+#include "gui/game_won/GameWonScreen.h"
 
 #include <AudioStreamPlayer.hpp>
 #include <SceneTree.hpp>
 #include <Viewport.hpp>
 
 void alai::GameWonScreen::_register_methods()
-{  
+{
     godot::register_method("_ready", &GameWonScreen::_ready);
     godot::register_method("connect_signal", &GameWonScreen::connect_signal);
     godot::register_method("_on_player_won", &GameWonScreen::_on_player_won);
@@ -45,7 +44,7 @@ void alai::GameWonScreen::_on_player_won()
     auto level_node = get_tree()->get_root()->get_node("Main")->find_node("Level");
     if (level_node != nullptr)
     {
-        auto child = level_node->get_child(0); 
+        auto child = level_node->get_child(0);
         if (child != nullptr)
         {
             child->queue_free();
@@ -70,8 +69,8 @@ void alai::GameWonScreen::connect_signal()
 void alai::GameWonScreen::_on_visibility_changed()
 {
     auto victorysound = get_node<godot::AudioStreamPlayer>("VictorySound");
-    if (is_visible()) 
-    { 
+    if (is_visible())
+    {
         victorysound->play();
     }
     else

src/gui/game_won/GameWonScreen.h

@@ -12,7 +12,7 @@ namespace alai
      */
     class GameWonScreen : public godot::CanvasLayer
     {
-        GODOT_CLASS(GameWonScreen, godot::CanvasLayer)
+            GODOT_CLASS(GameWonScreen, godot::CanvasLayer)
 
         public:
             /**
@@ -47,6 +47,6 @@ namespace alai
             void connect_signal();
             void _on_visibility_changed();
     };
-}
+} // namespace alai
 
 #endif

src/player/AI.cpp

@@ -0,0 +1,171 @@
+#include "player/AI.h"
+
+#include <InputEventAction.hpp>
+
+void alai::player::AI::_register_methods()
+{
+    godot::register_method("_ready", &AI::_ready);
+    godot::register_method("_physics_process", &AI::_physics_process);
+    godot::register_method("_on_object_report", &AI::_on_object_report);
+    godot::register_method("_on_timer_timeout", &AI::_on_timer_timeout);
+}
+
+alai::player::AI::AI()
+{
+}
+
+alai::player::AI::~AI()
+{
+}
+
+void alai::player::AI::_init()
+{
+    _input  = godot::Input::get_singleton();
+    obelisk = std::unique_ptr<obelisk::Obelisk> {new obelisk::Obelisk("alai.kb")};
+}
+
+void alai::player::AI::_ready()
+{
+    parent = Object::cast_to<Player>(get_parent());
+
+    event = get_node<alai::Event>("/root/Event");
+    event->connect("report_object", this, "_on_object_report");
+
+    add_child(timer);
+    timer->set_wait_time(1);
+    auto err = timer->connect("timeout", this, "_on_timer_timeout");
+    if (err != godot::Error::OK)
+    {
+        godot::Godot::print("Timer could not be connected!");
+    }
+}
+
+void alai::player::AI::_physics_process(float delta)
+{
+    auto player_position  = parent->get_global_position();
+    auto player_direction = parent->get_velocity();
+    bool walking          = false;
+
+    std::sort(entities.begin(), entities.end(), [](const Entity &a, const Entity &b) -> bool
+        {
+        return a.position.x < b.position.x;
+    });
+
+    while (!entities.empty())
+    {
+        const auto &entity = entities.front();
+
+        auto entityName = entity.name.utf8().get_data();
+
+        double distance = std::abs(player_position.x - entity.position.x);
+
+        int jump_distance = -1;
+        auto action       = obelisk->queryAction(entityName, "is", "bouncable");
+        if (action == "jump on")
+        {
+            jump_distance = 100;
+        }
+        else if (action == "jump over")
+        {
+            jump_distance = 50;
+        }
+
+        if (lastEntity == "")
+        {
+            if (jump_distance != -1 && distance < jump_distance)
+            {
+                lastEntity = entity.originalName;
+                timer->start();
+                if (player_position.x < entity.position.x)
+                {
+                    auto ev = godot::InputEventAction()._new();
+                    ev->set_action("jump");
+                    ev->set_pressed(true);
+                    _input->parse_input_event(ev);
+                }
+                else if (player_position.x > entity.position.x)
+                {
+                    auto ev = godot::InputEventAction()._new();
+                    ev->set_action("jump");
+                    ev->set_pressed(true);
+                    _input->parse_input_event(ev);
+                }
+            }
+        }
+
+        if (obelisk->query(entityName, "is", "gold") > 0 && obelisk->query(std::string("gold ") + entityName, "is", "collectable") > 0)
+        {
+            if (entity.position.x > player_position.x)
+            {
+                if (!walking && !_input->is_action_pressed("left") && !_input->is_action_pressed("right"))
+                {
+                    walking = true;
+                    _input->action_press("right");
+                }
+            }
+            else
+            {
+                if (!walking && !_input->is_action_pressed("left") && !_input->is_action_pressed("right"))
+                {
+                    walking = true;
+                    _input->action_press("left");
+                }
+            }
+
+            if (distance > -10 && distance < 10 && player_position.y - entity.position.y > 20)
+            {
+                timer->stop();
+                lastEntity = "";
+                if (!_input->is_action_pressed("jump"))
+                {
+                    _input->action_press("jump");
+                }
+            }
+        }
+
+        if (obelisk->query(entityName, "is", "touchable") > 0)
+        {
+            if (!walking && !_input->is_action_pressed("left") && !_input->is_action_pressed("right"))
+            {
+                walking = true;
+                if (entity.position.x > player_position.x)
+                {
+                    _input->action_press("right");
+                }
+                else
+                {
+                    _input->action_press("left");
+                }
+            }
+        }
+
+        entities.pop_front();
+    }
+}
+
+void alai::player::AI::unset_action(godot::String action)
+{
+    auto ev = godot::InputEventAction()._new();
+    ev->set_action(action);
+    ev->set_pressed(false);
+    _input->parse_input_event(ev);
+}
+
+void alai::player::AI::_on_timer_timeout()
+{
+    unset_action("left");
+    unset_action("right");
+    unset_action("jump");
+    lastEntity = "";
+}
+
+void alai::player::AI::_on_object_report(godot::String name, godot::String state, godot::Vector2 position, godot::Vector2 velocity)
+{
+    auto entity         = Entity();
+    entity.originalName = name;
+    entity.name         = name.to_lower().rstrip("0123456789");
+    entity.state        = state;
+    entity.position     = position;
+    entity.velocity     = velocity;
+    entities.emplace_front(entity);
+}

src/player/AI.h

@@ -0,0 +1,115 @@
+#ifndef ALAI_PLAYER_AI_H
+#define ALAI_PLAYER_AI_H
+
+#include "Event.h"
+#include "obelisk.h"
+#include "player/Player.h"
+
+#include <Godot.hpp>
+#include <Input.hpp>
+#include <Node.hpp>
+#include <Timer.hpp>
+#include <Vector2.hpp>
+#include <queue>
+
+namespace alai
+{
+    namespace player
+    {
+        class Entity
+        {
+            public:
+                godot::String originalName;
+                godot::String name;
+                godot::String state;
+                godot::Vector2 position;
+                godot::Vector2 velocity;
+        };
+
+        class AI : public godot::Node
+        {
+                GODOT_CLASS(AI, godot::Node)
+
+            private:
+                /**
+                 * @brief Input singleton.
+                 *
+                 */
+                godot::Input* _input;
+
+                /**
+                 * @brief The obelisk object.
+                 *
+                 */
+                std::unique_ptr<obelisk::Obelisk> obelisk;
+
+                alai::Event* event;
+
+                std::deque<alai::player::Entity> entities;
+
+                alai::player::Player* parent;
+
+                godot::String lastEntity;
+
+                godot::Timer* timer = godot::Timer()._new();
+
+            public:
+                /**
+                 * @brief This method registers classes with Godot.
+                 *
+                 * @details This method registers methods, properties, and signals with the Godot engine.
+                 */
+                static void
+                    _register_methods();
+
+                /**
+                 * @brief Construct a new AI object.
+                 *
+                 */
+                AI();
+
+                /**
+                 * @brief Destroy the AI object.
+                 *
+                 */
+                ~AI();
+
+                /**
+                 * @brief Initialize the class from Godot.
+                 *
+                 * @details This method is called just once when the Godot engine connects to the instance of the class.
+                 */
+                void _init();
+
+                /**
+                 * @brief Code to be run when ready.
+                 *
+                 * @details This method is run when all the children of this node are ready.
+                 */
+                void _ready();
+
+                /**
+                 * @brief The physics processed every delta time.
+                 *
+                 * @param[in] delta The time since the method was last run.
+                 */
+                void _physics_process(float delta);
+
+                void _on_timer_timeout();
+
+                void unset_action(godot::String action);
+
+                /**
+                 * @brief Callback that receives information about the game environment.
+                 *
+                 * @param[in] name The name of the object.
+                 * @param[in] state The state the object is in.
+                 * @param[in] position The position of the object.
+                 * @param[in] velocity The object's velocity.
+                 */
+                void _on_object_report(godot::String name, godot::String state, godot::Vector2 position, godot::Vector2 velocity);
+        };
+    } // namespace player
+} // namespace alai
+
+#endif

src/player/Player.cpp

@@ -1,6 +1,5 @@
-#include "player/Player.h"
-
 #include "Event.h"
+#include "player/Player.h"
 
 #include <AudioStreamPlayer.hpp>
 #include <Camera2D.hpp>
@@ -83,7 +82,8 @@ void alai::player::Player::_ready()
     }
 }
 
-void alai::player::Player::_on_level_loaded() {
+void alai::player::Player::_on_level_loaded()
+{
     auto state = get_node("StateMachine")->get_child(0);
     if (state != nullptr)
     {
@@ -106,27 +106,27 @@ void alai::player::Player::_physics_process(float delta)
         snap_vector = godot::Vector2::DOWN * 20.0;
     }
 
-    auto is_on_platform = false;
+    auto is_on_platform    = false;
     auto platform_detector = get_node<godot::RayCast2D>("PlatformDetector");
     if (platform_detector != nullptr)
     {
-        is_on_platform = platform_detector->is_colliding();   
+        is_on_platform = platform_detector->is_colliding();
     }
     else
     {
         WARN_PRINT("PlatformDetector not found!");
     }
 
-    velocity = move_and_slide_with_snap(velocity, snap_vector, godot::Vector2::UP, !is_on_platform, 4, 0.9, false);
+    velocity   = move_and_slide_with_snap(velocity, snap_vector, godot::Vector2::UP, !is_on_platform, 4, 0.9, false);
     //velocity = move_and_slide(velocity, Vector2::UP, !is_on_platform);
     velocity.x = godot::Math::lerp((float) velocity.x, (float) 0, (float) 0.2);
 
     auto count = get_slide_count();
     for (int64_t i = 0; i < count; i++)
     {
-        auto collision = get_slide_collision(i);
+        auto collision        = get_slide_collision(i);
         auto collision_object = collision->get_collider();
-        auto collider = Object::cast_to<Node>(collision_object);
+        auto collider         = Object::cast_to<Node>(collision_object);
         if (collider->is_in_group("squashable") && godot::Vector2::UP.dot(collision->get_normal()) > 0.1)
         {
             collider->call_deferred("squash");
@@ -169,14 +169,15 @@ void alai::player::Player::_physics_process(float delta)
     auto camera = get_node<godot::Camera2D>("Camera2D");
     if (camera != nullptr)
     {
-        auto position = get_global_position();
+        auto position    = get_global_position();
         auto sprite_node = get_node<godot::AnimatedSprite>("AnimatedSprite");
         if (sprite_node != nullptr)
         {
             position.x = godot::Math::clamp((float) position.x, (float) camera->get_limit(0), (float) camera->get_limit(2) - sprite_node->get_sprite_frames()->get_frame("idle", 0)->get_size().x);
             position.y = godot::Math::clamp((float) position.y, (float) camera->get_limit(1), (float) camera->get_limit(3) + sprite_node->get_sprite_frames()->get_frame("idle", 0)->get_size().y);
         }
-        else {
+        else
+        {
             WARN_PRINT("Could not clamp player based on sprite frame size!");
             position.x = godot::Math::clamp((float) position.x, (float) camera->get_limit(0), (float) camera->get_limit(2));
             position.y = godot::Math::clamp((float) position.y, (float) camera->get_limit(1), (float) camera->get_limit(3));
@@ -196,11 +197,13 @@ void alai::player::Player::_physics_process(float delta)
         {
             // The first time the notifier is checked always returns false in the first frame
             // So skip the check from the first frame
-            if (notifier_initialized) {
+            if (notifier_initialized)
+            {
                 auto event = get_node<alai::Event>("/root/Event");
                 event->emit_signal("player_died");
             }
-            else {
+            else
+            {
                 notifier_initialized = true;
             }
         }

src/player/Player.h

@@ -24,32 +24,32 @@ namespace alai
          * @brief The default speed of the player.
          * 
          */
-        const float speed = 60.0;
+        const float speed                 = 60.0;
         /**
          * @brief The default jump force applied when jumping.
          * 
          */
-        const float jump_force = 300.0;
+        const float jump_force            = 300.0;
         /**
          * @brief The default bounce force applied when bouncing on something.
          * 
          */
-        const float bounce_force = 200.0;
+        const float bounce_force          = 200.0;
         /**
          * @brief The default gravity applied to the player.
          * 
          */
-        const float gravity = 9.81;
+        const float gravity               = 9.81;
         /**
          * @brief The default run speed multiplier.
          * 
          */
-        const float run_speed = 2.0;
+        const float run_speed             = 2.0;
         /**
          * @brief The default double jump activation state.
          * 
          */
-        const bool double_jump = true;
+        const bool double_jump            = true;
 
         /**
          * @brief This class is used to control the player.
@@ -58,7 +58,7 @@ namespace alai
          */
         class Player : public godot::KinematicBody2D
         {
-            GODOT_CLASS(Player, godot::KinematicBody2D)
+                GODOT_CLASS(Player, godot::KinematicBody2D)
 
             private:
                 /**
@@ -291,7 +291,7 @@ namespace alai
                  */
                 void _on_level_loaded();
         };
-    }
-}
+    } // namespace player
+} // namespace alai
 
 #endif

src/player/states/PlayerFall.cpp

@@ -1,6 +1,5 @@
-#include "player/states/PlayerFall.h"
-
 #include "player/Player.h"
+#include "player/states/PlayerFall.h"
 
 void alai::player::PlayerFall::_register_methods()
 {
@@ -46,8 +45,8 @@ void alai::player::PlayerFall::_physics_process(float delta)
     }
 
     auto current_speed = parent->get_speed();
-    auto velocity = parent->get_velocity();
-    velocity.x = 0;
+    auto velocity      = parent->get_velocity();
+    velocity.x         = 0;
     if (_input->is_action_pressed("run"))
     {
         current_speed *= parent->get_run_speed();

src/player/states/PlayerFall.h

@@ -17,7 +17,7 @@ namespace alai
          */
         class PlayerFall : public State
         {
-            GODOT_CLASS(PlayerFall, State)
+                GODOT_CLASS(PlayerFall, State)
 
             private:
                 /**
@@ -78,7 +78,7 @@ namespace alai
                  */
                 void _physics_process(float delta);
         };
-    }
-}
+    } // namespace player
+} // namespace alai
 
 #endif

src/player/states/PlayerIdle.cpp

@@ -1,6 +1,5 @@
-#include "player/states/PlayerIdle.h"
-
 #include "player/Player.h"
+#include "player/states/PlayerIdle.h"
 
 void alai::player::PlayerIdle::_register_methods()
 {

src/player/states/PlayerIdle.h

@@ -17,7 +17,7 @@ namespace alai
          */
         class PlayerIdle : public State
         {
-            GODOT_CLASS(PlayerIdle, State)
+                GODOT_CLASS(PlayerIdle, State)
 
             private:
                 /**
@@ -77,7 +77,7 @@ namespace alai
                  */
                 void _physics_process(float delta);
         };
-    }
-}
+    } // namespace player
+} // namespace alai
 
 #endif

src/player/states/PlayerJump.cpp

@@ -1,6 +1,5 @@
-#include "player/states/PlayerJump.h"
-
 #include "player/Player.h"
+#include "player/states/PlayerJump.h"
 
 #include <AudioStreamPlayer.hpp>
 
@@ -42,16 +41,16 @@ void alai::player::PlayerJump::_state_enter(const godot::String state)
         double_jumped = false;
     }
 
-    auto parent = Object::cast_to<Player>(get_parent());
+    auto parent   = Object::cast_to<Player>(get_parent());
     auto velocity = parent->get_velocity();
-    velocity.y = -parent->get_jump_force();
+    velocity.y    = -parent->get_jump_force();
     parent->set_velocity(velocity);
 }
 
 void alai::player::PlayerJump::_state_exit()
 {
-        animated_sprite->set_animation("move");
-        animated_sprite->set_frame(1);
+    animated_sprite->set_animation("move");
+    animated_sprite->set_frame(1);
 }
 
 void alai::player::PlayerJump::_physics_process(float delta)
@@ -64,8 +63,8 @@ void alai::player::PlayerJump::_physics_process(float delta)
     }
 
     auto current_speed = parent->get_speed();
-    auto velocity = parent->get_velocity();
-    velocity.x = 0;
+    auto velocity      = parent->get_velocity();
+    velocity.x         = 0;
     if (_input->is_action_pressed("run"))
     {
         current_speed *= parent->get_run_speed();

src/player/states/PlayerJump.h

@@ -17,7 +17,7 @@ namespace alai
          */
         class PlayerJump : public State
         {
-            GODOT_CLASS(PlayerJump, State)
+                GODOT_CLASS(PlayerJump, State)
 
             private:
                 /**
@@ -85,7 +85,7 @@ namespace alai
                  */
                 void _physics_process(float delta);
         };
-    }
-}
+    } // namespace player
+} // namespace alai
 
 #endif

src/player/states/PlayerMove.cpp

@@ -1,6 +1,5 @@
-#include "player/states/PlayerMove.h"
-
 #include "player/Player.h"
+#include "player/states/PlayerMove.h"
 
 void alai::player::PlayerMove::_register_methods()
 {
@@ -40,8 +39,8 @@ void alai::player::PlayerMove::_physics_process(float delta)
     auto direction_pressed = false;
 
     auto current_speed = parent->get_speed();
-    auto velocity = parent->get_velocity();
-    velocity.x = 0;
+    auto velocity      = parent->get_velocity();
+    velocity.x         = 0;
     if (_input->is_action_pressed("run"))
     {
         current_speed *= parent->get_run_speed();

src/player/states/PlayerMove.h

@@ -3,9 +3,9 @@
 
 #include "state_machine/State.h"
 
+#include <AnimatedSprite.hpp>
 #include <Godot.hpp>
 #include <Input.hpp>
-#include <AnimatedSprite.hpp>
 
 namespace alai
 {
@@ -17,7 +17,7 @@ namespace alai
          */
         class PlayerMove : public State
         {
-            GODOT_CLASS(PlayerMove, State)
+                GODOT_CLASS(PlayerMove, State)
 
             private:
                 /**
@@ -77,7 +77,7 @@ namespace alai
                  */
                 void _physics_process(float delta);
         };
-    }
-}
+    } // namespace player
+} // namespace alai
 
 #endif

src/state_machine/State.h

@@ -13,7 +13,7 @@ namespace alai
      */
     class State : public StateMachine
     {
-        GODOT_CLASS(State, Node)
+            GODOT_CLASS(State, Node)
 
         private:
             /**
@@ -98,6 +98,6 @@ namespace alai
              */
             virtual StateMachine *get_state_machine() final;
     };
-}
+} // namespace alai
 
 #endif

src/state_machine/StateMachine.cpp

@@ -1,6 +1,5 @@
-#include "state_machine/StateMachine.h"
-
 #include "state_machine/State.h"
+#include "state_machine/StateMachine.h"
 
 void alai::StateMachine::_register_methods()
 {
@@ -54,7 +53,7 @@ void alai::StateMachine::setup()
         if (children.size() > 0)
         {
             WARN_PRINT("The state machine doesn't have a default state set, using first child!");
-            auto child = Object::cast_to<Node>(children[0].operator Object*());
+            auto child = Object::cast_to<Node>(children[0].operator Object * ());
             set_current_state(child->get_name());
         }
         else
@@ -66,7 +65,7 @@ void alai::StateMachine::setup()
 
     for (uint8_t i = 0; i < children.size(); i++)
     {
-        auto child = Object::cast_to<Node>(children[i].operator Object*());
+        auto child = Object::cast_to<Node>(children[i].operator Object * ());
 
         child->call("set_state_machine", this);
 
@@ -83,7 +82,8 @@ void alai::StateMachine::setup()
     {
         this->call("_state_enter", get_current_state());
     }
-    else {
+    else
+    {
         WARN_PRINT("The state " + get_current_state() + " doesn't have a _state_enter method!");
     }
 }
@@ -93,7 +93,7 @@ void alai::StateMachine::add_states()
     auto children = get_children();
     for (uint8_t i = 0; i < children.size(); i++)
     {
-        auto child = Object::cast_to<Node>(children[i].operator Object*());
+        auto child = Object::cast_to<Node>(children[i].operator Object * ());
         add_state(child->get_name(), child);
     }
 }
@@ -120,7 +120,7 @@ bool alai::StateMachine::has(const godot::String state)
     return states.has(state);
 }
 
-void alai::StateMachine::restart(const godot::String state, const godot::Array& args)
+void alai::StateMachine::restart(const godot::String state, const godot::Array &args)
 {
     this->call("_state_exit", state, args);
     this->call("_state_enter", state, args);
@@ -162,7 +162,7 @@ void alai::StateMachine::change(const godot::String state, const godot::Array &a
 
     if (get_current_state() != "")
     {
-        auto child = Object::cast_to<Node>(states[get_current_state()].operator Object*());
+        auto child = Object::cast_to<Node>(states[get_current_state()].operator Object * ());
         if (child != nullptr)
         {
             this->remove_child(child);
@@ -175,7 +175,7 @@ void alai::StateMachine::change(const godot::String state, const godot::Array &a
     }
 
     set_current_state(state);
-    auto child = Object::cast_to<Node>(states[get_current_state()].operator Object*());
+    auto child = Object::cast_to<Node>(states[get_current_state()].operator Object * ());
     this->add_child(child);
 
     state_node = Object::cast_to<Node>(this->states[get_current_state()]);
@@ -204,7 +204,7 @@ void alai::StateMachine::change(const godot::String state, const godot::Array &a
 
 godot::Variant alai::StateMachine::call(const godot::String method, const godot::Array &args)
 {
-    auto node = Object::cast_to<Node>(states[get_current_state()].operator Object*());
+    auto node = Object::cast_to<Node>(states[get_current_state()].operator Object * ());
     if (node)
     {
         if (node->has_method(method))
@@ -269,7 +269,7 @@ void alai::StateMachine::_on_StateMachine_tree_exiting()
     auto keys = states.keys();
     for (uint8_t i = 0; i < keys.size(); i++)
     {
-        auto child = Object::cast_to<Node>(states[keys[i]].operator Object*());
+        auto child = Object::cast_to<Node>(states[keys[i]].operator Object * ());
         if (child)
         {
             auto children = get_children();

src/state_machine/StateMachine.h

@@ -12,7 +12,7 @@ namespace alai
      */
     class StateMachine : public godot::Node
     {
-        GODOT_CLASS(StateMachine, godot::Node)
+            GODOT_CLASS(StateMachine, godot::Node)
 
         private:
             /**
@@ -126,7 +126,7 @@ namespace alai
              * @param[in] state The state that is being restarted.
              * @param[in] args The arguments to pass to the state on exit and enter.
              */
-            void restart(const godot::String state, const godot::Array& args = godot::Array());
+            void restart(const godot::String state, const godot::Array &args = godot::Array());
 
             /**
              * @brief Change to a different state.
@@ -214,7 +214,7 @@ namespace alai
              * @param[in] state The state being restarted.
              * @param[in] args The arguments to pass when restarting.
              */
-            template <class ...Args> void restart(const godot::String state, Args ...args)
+            template<class... Args> void restart(const godot::String state, Args... args)
             {
                 return restart(state, godot::Array::make(args...));
             }
@@ -226,7 +226,7 @@ namespace alai
              * @param[in] state The state to change to.
              * @param[in] args The arguments to pass to the new state.
              */
-            template <class ...Args> void change(const godot::String state, Args ...args)
+            template<class... Args> void change(const godot::String state, Args... args)
             {
                 return change(state, godot::Array::make(args...));
             }
@@ -239,7 +239,7 @@ namespace alai
              * @param[in] args The arguments to pass to it.
              * @return Variant The Variant object returned by the method called.
              */
-            template <class ...Args> godot::Variant call(const godot::String method, Args ...args)
+            template<class... Args> godot::Variant call(const godot::String method, Args... args)
             {
                 return call(method, godot::Array::make(args...));
             }
@@ -252,11 +252,11 @@ namespace alai
              * @param[in] args The arguments to pass.
              * @return Variant The Variant object returned by the method called.
              */
-            template <class ...Args> godot::Variant _call(const godot::String method, Args ...args)
+            template<class... Args> godot::Variant _call(const godot::String method, Args... args)
             {
                 return _call(method, godot::Array::make(args...));
             }
     };
-}
+} // namespace alai
 
 #endif