alai-server/backend/controllers/frame.go

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package controllers
import (
"encoding/json"
"net/http"
"strconv"
"git.cromer.cl/Proyecto-Titulo/alai-server/backend/database"
"git.cromer.cl/Proyecto-Titulo/alai-server/backend/models"
"git.cromer.cl/Proyecto-Titulo/alai-server/backend/utils"
"github.com/julienschmidt/httprouter"
)
func ListFrame(writer http.ResponseWriter, request *http.Request, params httprouter.Params) {
gdb := database.Connect()
defer database.Close(gdb)
var frames []models.Frame
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queryParams := request.URL.Query()
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limit, offset, err := utils.GetLimitOffset(queryParams)
if err != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, err.Error())
return
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}
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filters := []string{
"game_id",
"coins",
"points",
"fps",
"elapsed_time",
}
whereClause, err := utils.GenerateWhereFilter(filters, queryParams)
if err != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, err.Error())
return
}
result := gdb.Model(&models.Frame{}).Where(whereClause).Order("ID asc").Limit(limit).Offset(offset).Find(&frames)
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if result.Error != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, result.Error.Error())
return
} else {
writer.Header().Set("Content-Type", "application/json")
writer.WriteHeader(http.StatusOK)
var framesPublic []models.FramePublic
for _, frame := range frames {
framesPublic = append(framesPublic, models.FramePublic{Frame: frame})
}
json.NewEncoder(writer).Encode(framesPublic)
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}
}
func GetFrame(writer http.ResponseWriter, request *http.Request, params httprouter.Params) {
gdb := database.Connect()
defer database.Close(gdb)
var frame models.Frame
result := gdb.Model(&models.Frame{}).Find(&frame, params.ByName("id"))
if result.Error != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, result.Error.Error())
return
} else if result.RowsAffected == 0 {
writer.WriteHeader(http.StatusNotFound)
return
} else {
writer.Header().Set("Content-Type", "application/json")
writer.WriteHeader(http.StatusOK)
json.NewEncoder(writer).Encode(models.FramePublic{Frame: frame})
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}
}
func CreateFrame(writer http.ResponseWriter, request *http.Request, params httprouter.Params) {
gdb := database.Connect()
defer database.Close(gdb)
var frame models.Frame
decoder := json.NewDecoder(request.Body)
err := decoder.Decode(&frame)
if err != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, err.Error())
return
}
result := gdb.Create(&frame)
if result.Error != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, result.Error.Error())
return
} else {
writer.WriteHeader(http.StatusNoContent)
}
}
func UpdateFrame(writer http.ResponseWriter, request *http.Request, params httprouter.Params) {
gdb := database.Connect()
defer database.Close(gdb)
var frame models.Frame
decoder := json.NewDecoder(request.Body)
err := decoder.Decode(&frame)
if err != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, err.Error())
return
}
frame.ID, err = strconv.ParseUint(params.ByName("id"), 10, 64)
if err != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, err.Error())
return
}
result := gdb.Updates(&frame)
if result.Error != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, result.Error.Error())
return
} else if result.RowsAffected == 0 {
writer.WriteHeader(http.StatusNotFound)
return
} else {
writer.WriteHeader(http.StatusNoContent)
}
}
func DeleteFrame(writer http.ResponseWriter, request *http.Request, params httprouter.Params) {
gdb := database.Connect()
defer database.Close(gdb)
var frame models.Frame
var err error
frame.ID, err = strconv.ParseUint(params.ByName("id"), 10, 64)
if err != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, err.Error())
return
}
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result := gdb.Unscoped().Delete(&frame)
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if result.Error != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, result.Error.Error())
return
} else if result.RowsAffected == 0 {
writer.WriteHeader(http.StatusNotFound)
return
} else {
writer.WriteHeader(http.StatusNoContent)
}
}