package handler

import (
	"github.com/gin-gonic/gin"

	"apskel-pos-be/internal/contract"
	"apskel-pos-be/internal/service"
	"apskel-pos-be/internal/util"
)

// CustomerOrderPaymentHandler serves POST /customer/orders/:id/pay-with-points
// (docs/prd-point-coin.md F9). The body holds the PIN, so it is never logged.
type CustomerOrderPaymentHandler struct {
	payments service.CustomerOrderPaymentService
}

func NewCustomerOrderPaymentHandler(payments service.CustomerOrderPaymentService) *CustomerOrderPaymentHandler {
	return &CustomerOrderPaymentHandler{payments: payments}
}

func (h *CustomerOrderPaymentHandler) PayWithPoints(c *gin.Context) {
	customerID, ok := customerIDFromGin(c, "CustomerOrderPaymentHandler::PayWithPoints")
	if !ok {
		return
	}
	orderID, ok := parseUUIDParam(c, "id", "CustomerOrderPaymentHandler::PayWithPoints")
	if !ok {
		return
	}
	var req contract.PayWithPointsRequest
	if !bindPinRequest(c, &req, "CustomerOrderPaymentHandler::PayWithPoints") {
		return
	}
	util.HandleResponse(c.Writer, c.Request, h.payments.PayWithPoints(c.Request.Context(), customerID, orderID, &req, pinRequestInfo(c)), "CustomerOrderPaymentHandler::PayWithPoints")
}