package api

import (
	"net/http"

	db "git.nochill.in/nochill/hiling_go/db/repository"
	"github.com/gin-gonic/gin"
	"github.com/jackc/pgx/v5/pgtype"
)

type getMenuItemsReq struct {
	LocationID *int32 `form:"location_id"`
}

// @Summary      Get menu items
// @Tags         menu
// @Produce      json
// @Param        location_id  query  int  false  "Filter by location ID (omit for all)"
// @Success      200  {array}   db.GetMenuItemsRow
// @Failure      400  {object}  map[string]any
// @Router       /menu-items [get]
func (server *Server) getMenuItems(ctx *gin.Context) {
	var req getMenuItemsReq
	if err := ctx.ShouldBindQuery(&req); err != nil {
		ctx.JSON(http.StatusBadRequest, ValidationErrorResponse(err))
		return
	}

	locationID := pgtype.Int4{Valid: false}
	if req.LocationID != nil {
		locationID = pgtype.Int4{Int32: *req.LocationID, Valid: true}
	}

	items, err := server.Store.GetMenuItems(ctx, locationID)
	if err != nil {
		ctx.JSON(http.StatusInternalServerError, ErrorResponse(err, "Something went wrong while retrieving menu items"))
		return
	}

	if items == nil {
		items = []db.GetMenuItemsRow{}
	}

	ctx.JSON(http.StatusOK, items)
}