package handler

import (
	"apskel-pos-be/internal/contract"
	"apskel-pos-be/internal/util"
	"apskel-pos-be/internal/validator"

	"github.com/gin-gonic/gin"
	"github.com/google/uuid"
)

type OrderIngredientTransactionHandler struct {
	service   OrderIngredientTransactionService
	validator validator.OrderIngredientTransactionValidator
}

func NewOrderIngredientTransactionHandler(service OrderIngredientTransactionService, validator validator.OrderIngredientTransactionValidator) *OrderIngredientTransactionHandler {
	return &OrderIngredientTransactionHandler{
		service:   service,
		validator: validator,
	}
}

func (h *OrderIngredientTransactionHandler) CreateOrderIngredientTransaction(c *gin.Context) {
	var req contract.CreateOrderIngredientTransactionRequest
	if err := c.ShouldBindJSON(&req); err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	response, err := h.service.CreateOrderIngredientTransaction(c, &req)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(response), "OrderIngredientTransactionHandler")
}

func (h *OrderIngredientTransactionHandler) GetOrderIngredientTransactionByID(c *gin.Context) {
	idStr := c.Param("id")
	id, err := uuid.Parse(idStr)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: "Invalid ID format"}}), "OrderIngredientTransactionHandler")
		return
	}

	response, err := h.service.GetOrderIngredientTransactionByID(c, id)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(response), "OrderIngredientTransactionHandler")
}

func (h *OrderIngredientTransactionHandler) UpdateOrderIngredientTransaction(c *gin.Context) {
	idStr := c.Param("id")
	id, err := uuid.Parse(idStr)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: "Invalid ID format"}}), "OrderIngredientTransactionHandler")
		return
	}

	var req contract.UpdateOrderIngredientTransactionRequest
	if err := c.ShouldBindJSON(&req); err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	response, err := h.service.UpdateOrderIngredientTransaction(c, id, &req)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(response), "OrderIngredientTransactionHandler")
}

func (h *OrderIngredientTransactionHandler) DeleteOrderIngredientTransaction(c *gin.Context) {
	idStr := c.Param("id")
	id, err := uuid.Parse(idStr)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: "Invalid ID format"}}), "OrderIngredientTransactionHandler")
		return
	}

	err = h.service.DeleteOrderIngredientTransaction(c, id)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(gin.H{"message": "Order ingredient transaction deleted successfully"}), "OrderIngredientTransactionHandler")
}

func (h *OrderIngredientTransactionHandler) ListOrderIngredientTransactions(c *gin.Context) {
	var req contract.ListOrderIngredientTransactionsRequest
	if err := c.ShouldBindQuery(&req); err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	response, total, err := h.service.ListOrderIngredientTransactions(c, &req)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(gin.H{
		"data":  response,
		"total": total,
		"page":  req.Page,
		"limit": req.Limit,
	}), "OrderIngredientTransactionHandler")
}

func (h *OrderIngredientTransactionHandler) GetOrderIngredientTransactionsByOrder(c *gin.Context) {
	orderIDStr := c.Param("order_id")
	orderID, err := uuid.Parse(orderIDStr)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: "Invalid order ID format"}}), "OrderIngredientTransactionHandler")
		return
	}

	response, err := h.service.GetOrderIngredientTransactionsByOrder(c, orderID)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(response), "OrderIngredientTransactionHandler")
}

func (h *OrderIngredientTransactionHandler) GetOrderIngredientTransactionsByOrderItem(c *gin.Context) {
	orderItemIDStr := c.Param("order_item_id")
	orderItemID, err := uuid.Parse(orderItemIDStr)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: "Invalid order item ID format"}}), "OrderIngredientTransactionHandler")
		return
	}

	response, err := h.service.GetOrderIngredientTransactionsByOrderItem(c, orderItemID)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(response), "OrderIngredientTransactionHandler")
}

func (h *OrderIngredientTransactionHandler) GetOrderIngredientTransactionsByIngredient(c *gin.Context) {
	ingredientIDStr := c.Param("ingredient_id")
	ingredientID, err := uuid.Parse(ingredientIDStr)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: "Invalid ingredient ID format"}}), "OrderIngredientTransactionHandler")
		return
	}

	response, err := h.service.GetOrderIngredientTransactionsByIngredient(c, ingredientID)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(response), "OrderIngredientTransactionHandler")
}

func (h *OrderIngredientTransactionHandler) GetOrderIngredientTransactionSummary(c *gin.Context) {
	var req contract.ListOrderIngredientTransactionsRequest
	if err := c.ShouldBindQuery(&req); err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	response, err := h.service.GetOrderIngredientTransactionSummary(c, &req)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(response), "OrderIngredientTransactionHandler")
}

func (h *OrderIngredientTransactionHandler) BulkCreateOrderIngredientTransactions(c *gin.Context) {
	var req struct {
		Transactions []*contract.CreateOrderIngredientTransactionRequest `json:"transactions" validate:"required,min=1"`
	}
	if err := c.ShouldBindJSON(&req); err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	response, err := h.service.BulkCreateOrderIngredientTransactions(c, req.Transactions)
	if err != nil {
		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{{Cause: err.Error()}}), "OrderIngredientTransactionHandler")
		return
	}

	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(response), "OrderIngredientTransactionHandler")
}