package home

import (
	"errors"
	"fmt"
	"net/http"
	"strconv"

	"github.com/gin-gonic/gin"
	"github.com/metarare/metarare_api/common"
	"github.com/metarare/metarare_api/helpers/gauth"
	"github.com/metarare/metarare_api/view"
	"gorm.io/gorm"
)

type HoemV1Router struct {
	group *gin.RouterGroup
	mDB   *gorm.DB
	rDB   *gorm.DB
}

func NewHomeV1Router(r common.Router, basePath string) HoemV1Router {
	h := HoemV1Router{
		group: r.Version.Group(basePath),
		mDB:   r.Db.MasterDB,
		rDB:   r.Db.ReadDB,
	}

	h.group.GET("", h.getHomeItems)
	h.group.GET("artist", h.getArtist)
	return h
}

// getHomeItems godoc
// @Summary get index data
// @Description index 페이지 데이터
// @Schemes
// @Tags home
// @Accept  json
// @Produce json
// @Success 200 {object} view.TokenSet
// @Router /home [get]
func (h HoemV1Router) getHomeItems(c *gin.Context) {
	userID, _ := gauth.GetCurrentUserIDToInt64(c)
	err, items := view.SelectHomeItems(h.rDB, userID)
	if errors.Is(err, gorm.ErrRecordNotFound) {
		c.AbortWithStatusJSON(http.StatusOK, gin.H{
			"message": "There is no matched items(explore)",
		})
		return
	}
	c.JSON(http.StatusOK, items)
}

func (h HoemV1Router) getArtist(c *gin.Context) {

	limit, ok := c.GetQuery("limit")
	if !ok {
		limit = "10"
	}
	limited, _ := strconv.Atoi(fmt.Sprintf("%v", limit))
	items := view.SelectArtistsItems(h.rDB, limited)
	c.JSON(http.StatusOK, items)
}