| 1 | # frozen_string_literal: true |
| 2 | |
| 3 | class SpotifyClient |
| 4 | BASE_URI = 'https://api.spotify.com/v1' |
| 5 | BASE_URI_ACCOUNT = 'https://accounts.spotify.com/api' |
| 6 | LIMIT = 50 |
| 7 | |
| 8 | def initialize(authorization) |
| 9 | raise 'Authorization is required' if authorization.nil? |
| 10 | |
| 11 | @authorization = authorization |
| 12 | @token = authorization.token |
| 13 | end |
| 14 | |
| 15 | def user_top_items_request(type, time_range) |
| 16 | uri = "#{BASE_URI}/me/top/#{type}" |
| 17 | query = { 'time_range' => time_range, 'limit' => LIMIT } |
| 18 | header = [ |
| 19 | ['Accept', 'application/json'], |
| 20 | ['Content-Type', 'application/json'], |
| 21 | ['Authorization', "Bearer #{@token}"] |
| 22 | ] |
| 23 | client.get(uri, query, header) |
| 24 | end |
| 25 | |
| 26 | def user_recently_played_request |
| 27 | uri = "#{BASE_URI}/me/player/recently-played" |
| 28 | query = { 'limit' => LIMIT } |
| 29 | header = [ |
| 30 | ['Accept', 'application/json'], |
| 31 | ['Content-Type', 'application/json'], |
| 32 | ['Authorization', "Bearer #{@token}"] |
| 33 | ] |
| 34 | client.get(uri, query, header) |
| 35 | end |
| 36 | |
| 37 | def album_tracks_request(album_id) |
| 38 | uri = "#{BASE_URI}/albums/#{album_id}/tracks" |
| 39 | query = { 'limit' => LIMIT } |
| 40 | header = [ |
| 41 | ['Accept', 'application/json'], |
| 42 | ['Content-Type', 'application/json'], |
| 43 | ['Authorization', "Bearer #{@token}"] |
| 44 | ] |
| 45 | client.get(uri, query, header) |
| 46 | end |
| 47 | |
| 48 | def artist_detail_request(artist_id) |
| 49 | uri = "#{BASE_URI}/artists/#{artist_id}" |
| 50 | get(uri, {}) |
| 51 | end |
| 52 | |
| 53 | def get_track(track_id) |
| 54 | uri = "#{BASE_URI}/tracks/#{track_id}" |
| 55 | get(uri, {}) |
| 56 | end |
| 57 | |
| 58 | private |
| 59 | |
| 60 | def client |
| 61 | HTTPClient.new |
| 62 | end |
| 63 | |
| 64 | def get(uri, query) |
| 65 | header = [ |
| 66 | ['Accept', 'application/json'], |
| 67 | ['Content-Type', 'application/json'], |
| 68 | ['Authorization', "Bearer #{@token}"] |
| 69 | ] |
| 70 | response = client.get(uri, query, header) |
| 71 | return_or_refresh(response, uri, query) |
| 72 | end |
| 73 | |
| 74 | def return_or_refresh(response, uri, query) |
| 75 | return response if response.status != 401 |
| 76 | |
| 77 | refresh_access_token do |
| 78 | get(uri, query) |
| 79 | end |
| 80 | end |
| 81 | |
| 82 | def refresh_access_token |
| 83 | header = [ |
| 84 | ['Accept', 'application/json'], |
| 85 | ['Content-Type', 'application/x-www-form-urlencoded'], |
| 86 | ['Authorization', "Basic #{Base64.strict_encode64("#{ENV['SPOTIFY_APP_ID']}:#{ENV['SPOTIFY_APP_SECRET']}")}"] |
| 87 | ] |
| 88 | body = { 'grant_type' => 'refresh_token', 'refresh_token' => @authorization.refresh_token } |
| 89 | response = client.post("#{BASE_URI_ACCOUNT}/token", body, header) |
| 90 | update_authorization(JSON.parse(response.body)) |
| 91 | yield |
| 92 | end |
| 93 | |
| 94 | def update_authorization(response) |
| 95 | @token = response['access_token'] |
| 96 | @authorization.update(token: @token) |
| 97 | @authorization.update(refresh_token: response['refresh_token']) if response['refresh_token'].present? |
| 98 | end |
| 99 | end |