package routers

import (
	"encoding/json"
	"io/ioutil"
	"log"
	"main/models"
	"main/utils"
	"net/http"

	"github.com/gorilla/mux"
)

func ImagesGet(w http.ResponseWriter, r *http.Request) {
	var listview models.ListView
	listview.Page = utils.ParamInt(r.URL.Query().Get("page"), 1)
	listview.PageSize = utils.ParamInt(r.URL.Query().Get("pageSize"), 10)
	listview.List = models.QueryImages(listview.Page, listview.PageSize)
	listview.Total = models.CountImages()
	listview.Next = listview.Page*listview.PageSize < listview.Total
	listview.WriteJSON(w)
}

func ImagesPost(w http.ResponseWriter, r *http.Request) {
	var image models.Image
	body, err := ioutil.ReadAll(r.Body)
	if err != nil {
		log.Println(err)
		return
	}
	defer r.Body.Close()
	if err = json.Unmarshal(body, &image); err != nil {
		log.Println(err)
		return
	}
	image.Create()
	w.Header().Set("Content-Type", "application/json; charset=utf-8")
	w.Write(utils.ToJSON(image))
}

func ImagesItemGet(w http.ResponseWriter, r *http.Request) {
	image := models.Image{ID: utils.ParamInt(mux.Vars(r)["id"], 0)}
	image.Get()
	w.Header().Set("Content-Type", "application/json; charset=utf-8")
	w.Write(utils.ToJSON(image))
}

func ImagesItemPatch(w http.ResponseWriter, r *http.Request) {
	image := models.Image{}
	body, err := ioutil.ReadAll(r.Body)
	if err != nil {
		log.Println(err)
		return
	}
	defer r.Body.Close()
	if err = json.Unmarshal(body, &image); err != nil {
		log.Println(err)
		return
	}
	image.ID = utils.ParamInt(mux.Vars(r)["id"], 0)
	image.Update()
	w.Header().Set("Content-Type", "application/json; charset=utf-8")
	w.Write(utils.ToJSON(image))
}

func ImagesItemDelete(w http.ResponseWriter, r *http.Request) {
	image := models.Image{ID: utils.ParamInt(mux.Vars(r)["id"], 0)}
	image.Delete()
	w.Header().Set("Content-Type", "application/json; charset=utf-8")
	w.Write(utils.ToJSON(image))
}