package endpoints

import (
	"context"
	"fmt"
	"github.com/gin-gonic/gin"
	"relynolli-server/models"
	"relynolli-server/status"
	"relynolli-server/storage"
	"time"
)

type createCartItemRequest struct {
	FuserId     int `json:"fuserId"`
	PriceTypeId int `json:"priceTypeId,omitempty"`
	ProductId   int `json:"productId"`
	Quantity    int `json:"quantity,omitempty"`
}

type updateCartRequest struct {
	FuserId   int `json:"fuserId"`
	ProductId int `json:"productId"`
	Quantity  int `json:"quantity"`
}

type deleteCartRequest struct {
	FuserId   int `json:"fuserId"`
	ProductId int `json:"productId"`
}

func (h *handlers) CreateCartItem(c *gin.Context) {
	meta := models.Meta{
		RequestStarted: time.Now().Unix(),
	}
	response := models.Response{
		Status: status.STATUS_OK,
		Meta:   &meta,
	}
	s := storage.NewStorageCart()
	ctx := context.Background()

	query := new(createCartItemRequest)

	err := c.ShouldBindJSON(query)
	if err != nil {
		response.Status = status.STATUS_BAD_REQUEST
		response.Info = fmt.Sprintf("Error: %s", err.Error())
		meta.RequestFinished = time.Now().Unix()
		c.JSON(400, response)
		return
	}
	err = s.AddItemToCart(ctx, int64(query.FuserId), int64(query.ProductId))
	if err != nil {
		response.Status = status.STATUS_BAD_REQUEST
		response.Info = fmt.Sprintf("Error: %s", err.Error())
		meta.RequestFinished = time.Now().Unix()
		c.JSON(400, response)
		return
	}

	meta.RequestFinished = time.Now().Unix()
	response.Info = fmt.Sprintf("Item has added to cart")
	response.Status = status.STATUS_OK
	c.JSON(201, response)
}

func (h *handlers) UpdateCartItem(c *gin.Context) {
	meta := models.Meta{
		RequestStarted: time.Now().Unix(),
	}
	response := models.Response{
		Status: status.STATUS_OK,
		Meta:   &meta,
	}
	s := storage.NewStorageCart()
	ctx := context.Background()

	query := new(updateCartRequest)

	err := c.ShouldBindJSON(query)
	if err != nil {
		response.Status = status.STATUS_BAD_REQUEST
		response.Info = fmt.Sprintf("Error: %s", err.Error())
		meta.RequestFinished = time.Now().Unix()
		c.JSON(400, response)
		return
	}
	err = s.UpdateCartItem(ctx, int64(query.FuserId), int64(query.ProductId), int64(query.Quantity))
	if err != nil {
		response.Status = status.STATUS_BAD_REQUEST
		response.Info = fmt.Sprintf("Error: %s", err.Error())
		meta.RequestFinished = time.Now().Unix()
		c.JSON(400, response)
		return
	}

	meta.RequestFinished = time.Now().Unix()
	response.Info = fmt.Sprintf("Item has updated in cart")
	response.Status = status.STATUS_OK
	c.JSON(200, response)
}

func (h *handlers) DeleteCartItem(c *gin.Context) {
	meta := models.Meta{
		RequestStarted: time.Now().Unix(),
	}
	response := models.Response{
		Status: status.STATUS_OK,
		Meta:   &meta,
	}
	s := storage.NewStorageCart()
	ctx := context.Background()

	query := new(deleteCartRequest)

	err := c.ShouldBindJSON(query)
	if err != nil {
		response.Status = status.STATUS_BAD_REQUEST
		response.Info = fmt.Sprintf("Error: %s", err.Error())
		meta.RequestFinished = time.Now().Unix()
		c.JSON(400, response)
		return
	}
	err = s.DeleteCartItem(ctx, int64(query.FuserId), int64(query.ProductId))
	if err != nil {
		response.Status = status.STATUS_BAD_REQUEST
		response.Info = fmt.Sprintf("Error: %s", err.Error())
		meta.RequestFinished = time.Now().Unix()
		c.JSON(400, response)
		return
	}

	meta.RequestFinished = time.Now().Unix()
	response.Info = fmt.Sprintf("Item has dropped from cart")
	response.Status = status.STATUS_OK
	c.JSON(204, response)
}

//func (h *handlers) CreateCartItem(c *gin.Context) {
//	req := createCartItemRequest{}
//	err := c.ShouldBindJSON(&req)
//
//	if err != nil {
//		c.JSON(http.StatusBadRequest, models.Response{Status: http.StatusBadRequest, Info: fmt.Sprintf("Bad request. Error info: %s", err.Error())})
//		return
//	}
//	services.AddItemToCart(req.FuserId, req.ProductId)
//
//	c.JSON(http.StatusCreated, models.Response{Status: http.StatusCreated, Info: fmt.Sprintf("Item %d has added to cart", req.ProductId)})
//}
//
//func (h *handlers) UpdateCartItem(c *gin.Context) {
//	req := updateCartRequest{}
//	err := c.ShouldBindJSON(&req)
//
//	if err != nil {
//		c.JSON(http.StatusBadRequest, models.Response{Status: http.StatusBadRequest, Info: fmt.Sprintf("Bad request. Error info: %s", err.Error())})
//		return
//	}
//
//	err = services.UpdateCartItem(req.FuserId, req.ProductId, req.Quantity)
//
//	if err != nil {
//		c.JSON(http.StatusBadRequest, models.Response{Status: http.StatusBadRequest, Info: fmt.Sprintf("Bad request. Error info: %s", err.Error())})
//		return
//	}
//
//	c.JSON(http.StatusOK, models.Response{Status: http.StatusOK})
//
//}
//
//func (h *handlers) DeleteCartItem(c *gin.Context) {
//
//	req := deleteCartRequest{}
//	err := c.ShouldBindJSON(&req)
//
//	if err != nil {
//		c.JSON(400, models.Response{Status: 400, Info: fmt.Sprintf("Bad request. Error info: %s", err.Error())})
//		return
//	}
//
//	services.DeleteCartItem(req.FuserId, req.ProductId)
//
//	c.JSON(http.StatusNoContent, models.Response{Status: http.StatusNoContent})
//}