package handler

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

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

// PointPaymentHandler serves GET /orders/:id/point-payment/preview
// (docs/prd-point-coin.md F9).
type PointPaymentHandler struct {
	pointPaymentService service.PointPaymentService
}

func NewPointPaymentHandler(pointPaymentService service.PointPaymentService) *PointPaymentHandler {
	return &PointPaymentHandler{pointPaymentService: pointPaymentService}
}

func (h *PointPaymentHandler) Preview(c *gin.Context) {
	orderID, ok := parseUUIDParam(c, "id", "PointPaymentHandler::Preview")
	if !ok {
		return
	}
	ctx := c.Request.Context()
	util.HandleResponse(c.Writer, c.Request, h.pointPaymentService.Preview(ctx, appcontext.FromGinContext(ctx), orderID), "PointPaymentHandler::Preview")
}