func (m MainController) Explore() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
// retrieve user session
session, err := store.Get(r, "user")
songs, err := models.SongFactory{}.GetSongs()
// catch retrieval errors
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
err = t.ExecuteTemplate(w, "index", map[string]interface{}{
"Title": "Explore",
"Songs": songs,
"Session": session,
})
// catch template rendering errors
if err != nil {
log.Println(err)
}
}
}
func (m MainController) Index() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
// retrieve user session
session, err := store.Get(r, "user")
songs, err := models.SongFactory{}.GetSongsTrending()
users := models.UserFactory{}.GetUsersFeatured()
// catch retrieval errors
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
// render home page template
err = t.ExecuteTemplate(w, "index", map[string]interface{}{
"Songs": songs,
"Users": users,
"Session": session,
})
// catch template rendering errors
if err != nil {
log.Println(err)
}
}
}
// Retrieve a song, details from db and authenticate url with goamz
func (s SongController) Retrieve() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
// retrieve user session
session, _ := store.Get(r, "user")
// get url parameters
params := mux.Vars(r)
// retrieve song by id
song, err := models.SongFactory{}.GetSongById(params["id"])
// song retrieval error
if err != nil {
log.Println(err)
session.AddFlash("There was an error retrieving that song.")
session.Save(r, w)
// redirect to songs index page
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
uri := bucket.SignedURL(
fmt.Sprintf("songs/%d/%d.mp3", song.User.Id, song.Id),
time.Now().Add(time.Duration(10)*time.Minute))
song.SignedUrl = &uri
// render songs template
err = t.ExecuteTemplate(w, "songs/show", map[string]interface{}{
"Title": song.Title,
"Song": song,
"Session": session,
})
// catch template rendering errors
if err != nil {
log.Println(err)
}
}
}