package utils

import (
	"GoMembership/pkg/errors"
	"GoMembership/pkg/logger"
	"net/http"

	"github.com/gin-gonic/gin"
	"github.com/go-playground/validator/v10"
)

func RespondWithError(c *gin.Context, err error, context string, code int, field string, key string) {
	logger.Error.Printf("Sending %v Error Response(Field: %v Key: %v) %v: %v", code, field, key, context, err.Error())
	c.JSON(code, gin.H{"errors": []gin.H{{
		"field": field,
		"key":   key,
	}}})
}

func HandleValidationError(c *gin.Context, err error) {
	var validationErrors []gin.H
	logger.Error.Printf("Sending validation error response Error %v", err.Error())
	if ve, ok := err.(validator.ValidationErrors); ok {
		for _, e := range ve {
			validationErrors = append(validationErrors, gin.H{
				"field": e.Field(),
				"key":   "server.validation." + e.Tag(),
			})
		}
	} else {
		validationErrors = append(validationErrors, gin.H{
			"field": "general",
			"key":   "server.error.invalid_json",
		})
	}
	c.JSON(http.StatusBadRequest, gin.H{"errors": validationErrors})
}

func HandleUpdateError(c *gin.Context, err error) {
	switch err {
	case errors.ErrUserNotFound:
		RespondWithError(c, err, "Error while updating user", http.StatusNotFound, "user", "server.validation.user_not_found")
	case errors.ErrInvalidUserData:
		RespondWithError(c, err, "Error while updating user", http.StatusBadRequest, "user", "server.validation.invalid_user_data")
	case errors.ErrSubscriptionNotFound:
		RespondWithError(c, err, "Error while updating user", http.StatusBadRequest, "subscription", "server.validation.subscription_data")
	default:
		RespondWithError(c, err, "Error while updating user", http.StatusInternalServerError, "user", "server.error.internal_server_error")
	}
}