alai-server/backend/controllers/level.go

148 lines
3.7 KiB
Go

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 ListLevel(writer http.ResponseWriter, request *http.Request, params httprouter.Params) {
gdb := database.Connect()
defer database.Close(gdb)
var level []models.Level
queryParams := request.URL.Query()
limit, offset, err := utils.GetLimitOffset(queryParams)
if err != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, err.Error())
return
}
filters := []string{
"name",
}
whereClause, err := utils.GenerateWhereFilter(filters, queryParams)
if err != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, err.Error())
return
}
result := gdb.Model(&models.Level{}).Where(whereClause).Order("ID asc").Limit(limit).Offset(offset).Find(&level)
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)
json.NewEncoder(writer).Encode(level)
}
}
func GetLevel(writer http.ResponseWriter, request *http.Request, params httprouter.Params) {
gdb := database.Connect()
defer database.Close(gdb)
var level models.Level
result := gdb.Model(&models.Level{}).Find(&level, 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(level)
}
}
func CreateLevel(writer http.ResponseWriter, request *http.Request, params httprouter.Params) {
gdb := database.Connect()
defer database.Close(gdb)
var level models.Level
decoder := json.NewDecoder(request.Body)
err := decoder.Decode(&level)
if err != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, err.Error())
return
}
result := gdb.Create(&level)
if result.Error != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, result.Error.Error())
return
} else {
writer.WriteHeader(http.StatusNoContent)
}
}
func UpdateLevel(writer http.ResponseWriter, request *http.Request, params httprouter.Params) {
gdb := database.Connect()
defer database.Close(gdb)
var level models.Level
decoder := json.NewDecoder(request.Body)
err := decoder.Decode(&level)
if err != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, err.Error())
return
}
level.ID, err = strconv.ParseUint(params.ByName("id"), 10, 64)
if err != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, err.Error())
return
}
result := gdb.Updates(&level)
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 DeleteLevel(writer http.ResponseWriter, request *http.Request, params httprouter.Params) {
gdb := database.Connect()
defer database.Close(gdb)
var level models.Level
var err error
level.ID, err = strconv.ParseUint(params.ByName("id"), 10, 64)
if err != nil {
utils.JSONErrorOutput(writer, http.StatusBadRequest, err.Error())
return
}
result := gdb.Delete(&level)
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)
}
}