Fully working album download

src/playlist.cpp

@@ -19,6 +19,32 @@ using json = nlohmann::json;
 
 Playlist::Playlist(const std::string& playlistUrl) : playlistUrl(playlistUrl) {}
 
+auto Playlist::rip(const std::string& musicFolder) -> bool {
+  printf("Writting to data.json\n");
+  json data = writeAndReturnDataJson(playlistUrl);
+
+  if (!download()) {
+    printf("ERROR: Failed to download playlsit\n");
+    return false;
+  }
+
+  if (!writeMetadata(data)) {
+    printf("ERROR: Failed to write metatdata for playlsit\n");
+    return false;
+  }
+
+  std::string artist;
+  std::string album;
+  aristAndAlbumName(data, artist, album);
+
+  if (!moveAndSortTmpFilesToFolder(musicFolder, artist, album)) {
+    printf("ERROR: Failed to move files to music folder\n");
+    return false;
+  }
+
+  return true;
+}
+
 auto Playlist::download() -> bool {
   std::vector<std::string> videoUrls = urlsFromPlaylist(playlistUrl);
 
@@ -57,27 +83,14 @@ auto Playlist::download() -> bool {
   return true;
 }
 
-auto Playlist::writeMetadata() -> bool {
-  std::string artist = channelNamePlaylist();
-  std::string album = playlistTitle();
+auto Playlist::writeMetadata(const json& data) -> bool {
+  std::string artist;
+  std::string album;
+  aristAndAlbumName(data, artist, album);
+
   printf("Starting to write metadata for %s by %s.\n", album.c_str(), artist.c_str());
 
   printf("Finding album cover.\n");
-  std::filesystem::remove("tmp/data.json");
-  ytdlp(
-      std::format("--js-runtimes \"deno:bin/linux/deno\" "
-                  "--dump-single-json "
-                  "\"{}\" "
-                  "> tmp/data.json",
-                  playlistUrl));
-
-  std::ifstream f("tmp/data.json");
-  if (!f) {
-    printf("ERROR: Couldn't open data.json\n");
-    return false;
-  }
-
-  json data = json::parse(f);
   std::string coverUrl = data["thumbnails"][1]["url"];
   downloadImageToTmpFolder(coverUrl);
 
@@ -98,19 +111,31 @@ auto Playlist::writeMetadata() -> bool {
   return true;
 }
 
+auto Playlist::aristAndAlbumName(const nlohmann::json& data, std::string& artist, std::string& album) -> bool {
+  artist = data["entries"][0]["uploader"];
+  artist = std::regex_replace(artist, std::regex(" - Topic"), "");
+
+  album = data["title"];
+  album = std::regex_replace(album, std::regex("Album - "), "");
+
+  return true;
+}
+
 auto Playlist::urlsFromPlaylist(const std::string& url) -> std::vector<std::string> {
   std::vector<std::string> urls;
 
-  std::filesystem::remove("urls.txt");
+  std::string urlsFileLocation = "tmp/urls.txt";
+
+  std::filesystem::remove(urlsFileLocation);
   ytdlp(
       std::format("--js-runtimes \"deno:bin/linux/deno\" "
                   "--quiet "
                   "--flat-playlist "
                   "--print-to-file \"%(webpage_url)s\" "
-                  "urls.txt \"{}\"",
-                  url));
+                  "{} \"{}\"",
+                  urlsFileLocation, url));
 
-  std::ifstream f("urls.txt");
+  std::ifstream f(urlsFileLocation);
   if (!f.is_open()) {
     printf("ERROR: Couldn't open urls.txt\n");
     return urls;
@@ -124,38 +149,3 @@ auto Playlist::urlsFromPlaylist(const std::string& url) -> std::vector<std::stri
   if (urls.empty()) printf("ERROR: Couldn't find any urls for playlist %s\n", url.c_str());
   return urls;
 }
-
-auto Playlist::dataFromYtdlpPlaylist(const std::string& data) -> std::string {
-  ytdlp(
-      std::format("--quiet "
-                  "--no-warnings "
-                  "--flat-playlist "
-                  "--playlist-items 1 "
-                  "--print-to-file \"%({})s\" data.txt \"{}\"",
-                  data, playlistUrl));
-
-  std::ifstream f("data.txt");
-  if (!f.is_open()) {
-    printf("ERROR: Couldn't open data.txt\n");
-  }
-
-  std::string s;
-  std::string line;
-  while (std::getline(f, line)) {
-    s = line;
-  }
-
-  return s;
-};
-
-auto Playlist::playlistTitle() -> std::string {
-  std::string s = dataFromYtdlpPlaylist("playlist_title");
-  s = std::regex_replace(s, std::regex("Album - "), "");
-  return s;
-}
-
-auto Playlist::channelNamePlaylist() -> std::string {
-  std::string s = dataFromYtdlpPlaylist("channel");
-  s = std::regex_replace(s, std::regex(" - Topic"), "");
-  return s;
-}