package pages

import (
	"fmt"
	"html/template"
	"net/http"

	"gogs.gildas.ch/gildas/movies"
	"gogs.gildas.ch/gildas/movies/omdb"
)

func List(c *movies.Collection) http.HandlerFunc {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		t, err := template.ParseFiles("templates/list.html")
		if err != nil {
			fmt.Println(err)
			return
		}

		var errs []error

		if r.Method == "POST" {
			m, err := movies.Unmarshal([]byte(r.FormValue("omdb_json")))
			if err != nil {
				w.WriteHeader(http.StatusBadRequest)
				errs = append(errs, err)
				return
			}

			c.Add(m)
		}

		var omdbString string
		if imdbID := r.URL.Query().Get("imdb_id"); imdbID != "" {
			b, err := omdb.Get(imdbID)
			if err != nil {
				errs = append(errs, err)
			} else {
				omdbString = string(b)
			}
		}

		t.Execute(w, map[string]interface{}{
			"Collection": c,
			"IMDBID":     r.URL.Query().Get("imdb_id"),
			"OMDBString": omdbString,
			"Errors":     errs,
		})
	})
}