Go-TestAPI/controllers/manufacturerController.go

package controllers

import (
	"github.com/gin-gonic/gin"
	"github.com/go-playground/validator/v10"
	"golang-test/database"
	"golang-test/libs"
	"golang-test/types"
	"golang-test/validators"
	"net/http"
)

func CreateManufacturer(c *gin.Context, manufacturer database.Manufacturer) {
	db := database.Connector()
	validate := validators.Validate

	if err := validate.Struct(manufacturer); err != nil {
		c.JSON(http.StatusBadRequest, libs.GetValidationErrors(err.(validator.ValidationErrors)))
	}

	if err := db.Create(&manufacturer).Error; err != nil {
		c.JSON(http.StatusBadRequest, types.ErrorResponse{Message: err.Error()})
	}

	c.JSON(http.StatusCreated, types.MessageResponse{Message: "Manufacturer created successfully"})
}

func DeleteManufacturer(c *gin.Context) {
	db := database.Connector()

	id := c.Param("id")

	var manufacturer database.Manufacturer

	if db.First(&manufacturer, id).Error != nil {
		c.JSON(http.StatusNotFound, types.NotFoundError("Manufacturer", id))
	}

	if err := db.Delete(&manufacturer, id).Error; err != nil {
		c.JSON(http.StatusBadRequest, types.ErrorResponse{Message: err.Error()})
	}

	c.JSON(http.StatusOK, types.MessageResponse{Message: "Manufacturer deleted successfully"})
}

func GetManufacturers(c *gin.Context) {
	db := database.Connector()
	var manufacturers []types.ManufacturerResponse

	if err := db.Model(&database.Manufacturer{}).Select("ID", "Name").Scan(&manufacturers).Error; err != nil {
		c.JSON(http.StatusBadRequest, types.ErrorResponse{Message: err.Error()})
	}

	c.JSON(http.StatusOK, manufacturers)
}

func EditManufacture(c *gin.Context, editedManufacturer types.ManufacturerPatchRequest) {
	db := database.Connector()
	id := c.Param("id")
	var manufacturer database.Manufacturer

	validate := validators.Validate
	if err := validate.Struct(editedManufacturer); err != nil {
		c.JSON(http.StatusBadRequest, libs.GetValidationErrors(err.(validator.ValidationErrors)))
	}

	if db.First(&manufacturer, id).Error != nil {
		c.JSON(http.StatusNotFound, types.NotFoundError("Manufacturer", id))
	}

	db.First(&manufacturer, id)
	manufacturer.Name = editedManufacturer.Name
	db.Save(&manufacturer)

	c.JSON(http.StatusOK, types.MessageResponse{Message: "Manufacturer edited successfully"})
}