| 1 | package artist |
| 2 | |
| 3 | import ( |
| 4 | "encoding/json" |
| 5 | "git.jacobcasper.com/brackets/env" |
| 6 | "git.jacobcasper.com/brackets/routes" |
| 7 | "git.jacobcasper.com/brackets/types" |
| 8 | "github.com/zmb3/spotify" |
| 9 | "log" |
| 10 | "net/http" |
| 11 | ) |
| 12 | |
| 13 | func Index(env *env.Env) routes.Handler { |
| 14 | return func(w http.ResponseWriter, r *http.Request) { |
| 15 | if r.Method != "GET" { |
| 16 | http.Error(w, http.StatusText(http.StatusMethodNotAllowed), http.StatusMethodNotAllowed) |
| 17 | return |
| 18 | } |
| 19 | |
| 20 | w.Header().Set("Content-Type", "application/json") |
| 21 | |
| 22 | artistId := r.FormValue("id") |
| 23 | if artistId != "" { |
| 24 | artist := types.Artist{} |
| 25 | row := env.Db.Db.QueryRow("SELECT ID, NAME FROM ARTIST WHERE ID = ?", artistId) |
| 26 | if err := row.Scan(&artist.ID, &artist.Name); err != nil { |
| 27 | http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError) |
| 28 | return |
| 29 | } |
| 30 | b, err := json.Marshal(artist) |
| 31 | if err != nil { |
| 32 | log.Print(err) |
| 33 | http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError) |
| 34 | return |
| 35 | } |
| 36 | w.Write(b) |
| 37 | return |
| 38 | } |
| 39 | |
| 40 | rows, err := env.Db.Db.Query("SELECT ID, NAME FROM ARTIST LIMIT 20") |
| 41 | if err != nil { |
| 42 | http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError) |
| 43 | return |
| 44 | } |
| 45 | defer rows.Close() |
| 46 | |
| 47 | artists := make([]types.Artist, 0) |
| 48 | for rows.Next() { |
| 49 | artist := types.Artist{} |
| 50 | if err := rows.Scan(&artist.ID, &artist.Name); err != nil { |
| 51 | http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError) |
| 52 | return |
| 53 | } |
| 54 | artists = append(artists, artist) |
| 55 | } |
| 56 | if err = rows.Err(); err != nil { |
| 57 | log.Print(err) |
| 58 | http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError) |
| 59 | return |
| 60 | } |
| 61 | b, err := json.Marshal(artists) |
| 62 | if err != nil { |
| 63 | log.Print(err) |
| 64 | http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError) |
| 65 | return |
| 66 | } |
| 67 | w.Write(b) |
| 68 | } |
| 69 | } |
| 70 | |
| 71 | func Add(env *env.Env) routes.Handler { |
| 72 | return func(w http.ResponseWriter, r *http.Request) { |
| 73 | if r.Method != "POST" { |
| 74 | http.Error(w, http.StatusText(http.StatusMethodNotAllowed), http.StatusMethodNotAllowed) |
| 75 | return |
| 76 | } |
| 77 | |
| 78 | r.ParseForm() |
| 79 | artistId := r.PostForm.Get("id") |
| 80 | |
| 81 | if artistId == "" { |
| 82 | http.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest) |
| 83 | return |
| 84 | } |
| 85 | |
| 86 | artist, err := env.C.GetArtist(spotify.ID(artistId)) |
| 87 | if err != nil { |
| 88 | log.Printf("Failed to retrieve artist %s: %s", artistId, err.Error()) |
| 89 | http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError) |
| 90 | return |
| 91 | } |
| 92 | |
| 93 | env.Db.Mu.Lock() |
| 94 | defer env.Db.Mu.Unlock() |
| 95 | env.Db.Db.Exec("INSERT INTO ARTIST (ID, NAME) VALUES (?, ?)", artist.ID, artist.Name) |
| 96 | |
| 97 | for _, genre := range artist.Genres { |
| 98 | result, err := env.Db.Db.Exec("REPLACE INTO GENRE (NAME) VALUES (?)", genre) |
| 99 | if err != nil { |
| 100 | log.Printf("Failed to insert genre %s: %s", genre, err.Error()) |
| 101 | http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError) |
| 102 | return |
| 103 | } |
| 104 | |
| 105 | genreId, err := result.LastInsertId() |
| 106 | if err != nil { |
| 107 | log.Print("Failed to retrieve last insert id: ", err.Error()) |
| 108 | http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError) |
| 109 | return |
| 110 | } |
| 111 | |
| 112 | env.Db.Db.Exec("INSERT INTO ARTIST_GENRE_XREF (ARTIST_ID, GENRE_ID) VALUES (?, ?)", artist.ID, genreId) |
| 113 | } |
| 114 | w.WriteHeader(http.StatusCreated) |
| 115 | } |
| 116 | } |