package Controllers

import (
	"larago/app/Model"
	"larago/config"
	"net/http"

	"github.com/dgrijalva/jwt-go"
	"github.com/gin-gonic/gin"
	"golang.org/x/crypto/bcrypt"
)

func UsersRegister(router *gin.RouterGroup) {

	router.POST("/post_add", UsersAddPost)
	router.PATCH("/api/list/:id/edit", UpdateUsers)
	router.GET("/api/list", ApiViewUsersList)
	router.GET("/api/add", ApiViewAddUsers)
	router.GET("/api/list/:id", ApiViewUsersListPrev)
	router.DELETE("/api/list/:id/delete", ApiDeleteUsers)

}

type UsersValidation struct {
	Name     string `form:"name" json:"name" binding:"required,alphanum,min=4,max=255"`
	Email    string `form:"email" json:"email" binding:"required,email"`
	Role     string `form:"role" json:"role"`
	Password string `form:"password" json:"password"`
}

func UsersAddPost(c *gin.Context) {
	// Validate input
	var input UsersValidation

	if err := c.ShouldBind(&input); err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
		return
	}

	bytePassword := []byte(input.Password)

	passwordHash, _ := bcrypt.GenerateFromPassword(bytePassword, bcrypt.DefaultCost)

	input.Password = string(passwordHash)

	// Create user
	user := Model.UserModel{
		Name:     input.Name,
		Role:     input.Role,
		Email:    input.Email,
		Password: input.Password,
	}

	//Gorm_SQL
	config.DB.Save(&user)

	c.IndentedJSON(http.StatusCreated, user)

}

func UpdateUsers(c *gin.Context) {

	//Gorm_SQL
	var model Model.UserModel

	if err := config.DB.Where("id = ?", c.Param("id")).First(&model).Error; err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": "Record not found!"})
		return
	}

	// Validate input
	var input UsersValidation

	if err := c.ShouldBind(&input); err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
		return
	}

	if len(input.Password) > 0 {
		bytePassword := []byte(input.Password)
		passwordHash, _ := bcrypt.GenerateFromPassword(bytePassword, bcrypt.DefaultCost)
		input.Password = string(passwordHash)
		//Gorm_SQL
		config.DB.Model(&model).Select(
			"name",
			"email",
			"role",
			"password",
		).Updates(Model.UserModel{
			Name:     input.Name,
			Email:    input.Email,
			Role:     input.Role,
			Password: input.Password,
		})
	} else {
		//Gorm_SQL
		config.DB.Model(&model).Select(
			"name",
			"email",
			"role",
		).Updates(Model.UserModel{
			Name:  input.Name,
			Email: input.Email,
			Role:  input.Role,
		})
	}

	c.IndentedJSON(http.StatusOK, model)

}

func ApiViewUsersList(c *gin.Context) {

	//Gorm_SQL
	var model []Model.UserModel

	claims, exists := c.Get("claims")

	if !exists {
		c.IndentedJSON(http.StatusOK, gin.H{"redirect": "redirect_auth_login"})
		c.Abort()
	}

	userClaims := claims.(*jwt.MapClaims)

	user_name := (*userClaims)["user_name"].(string)

	//Gorm_SQL
	config.DB.Find(&model)

	c.IndentedJSON(http.StatusOK, gin.H{
		"session_name": user_name,
		"list":         model,
	})

	//UsersList.vue

}

func ApiViewAddUsers(c *gin.Context) { // Get model if exist

	claims, exists := c.Get("claims")

	if !exists {
		c.IndentedJSON(http.StatusOK, gin.H{"redirect": "redirect_auth_login"})
		c.Abort()
	}

	userClaims := claims.(*jwt.MapClaims)

	user_name := (*userClaims)["user_name"].(string)

	c.IndentedJSON(http.StatusOK, gin.H{
		"session_name": user_name,
	})

	//UsersAdd.vue

}

func ApiViewUsersListPrev(c *gin.Context) { // Get model if exist

	var model Model.UserModel

	claims, exists := c.Get("claims")

	if !exists {
		c.IndentedJSON(http.StatusOK, gin.H{"redirect": "redirect_auth_login"})
		c.Abort()
	}

	userClaims := claims.(*jwt.MapClaims)

	user_name := (*userClaims)["user_name"].(string)

	//Gorm_SQL
	if err := config.DB.Where("id = ?", c.Param("id")).First(&model).Error; err != nil {
		c.IndentedJSON(http.StatusBadRequest, gin.H{"error": "Record not found!"})
		return
	}

	c.IndentedJSON(http.StatusOK, gin.H{
		"session_name": user_name,
		"id":           model.ID,
		"name":         model.Name,
		"email":        model.Email,
		"role":         model.Role,
	})

	//UsersListPrev.vue

}

func ApiDeleteUsers(c *gin.Context) {

	//Gorm_SQL
	var model Model.UserModel

	if err := config.DB.Where("id = ?", c.Param("id")).First(&model).Error; err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": "Record not found!"})
		return
	}

	config.DB.Delete(&model)

	c.IndentedJSON(http.StatusOK, gin.H{"data": true})
}