Se añade canción directamente desde album usando valores del album

.gitignore

@@ -16,3 +16,4 @@ Thumbs.db
 *.sqlite
 
 uploads/*
+*.db

LyricsPy/servicios/lyrics/paginas.py

@@ -63,6 +63,28 @@ def add_song():
     albums = Album.query.all()
     return render_template('add_song.html', albums=albums)
 
+@bp.route('/add_song2album/<int:album_id>', methods=['GET', 'POST'])
+@login_required
+def add_song2album(album_id):
+    if request.method == 'POST':
+        title = request.form['title']
+#        author = request.form['author']
+#        album_id = request.form['album_id']
+        lyrics = request.form['lyrics']
+        pista = request.form['pista']
+
+        album = Album.query.filter_by(id=album_id).first() # obtiene el album cuyo id hemos recibido
+        author = album.artist
+
+        new_song = Song(title=title, author=author, album_id=album_id, lyrics=lyrics, pista=pista)
+        db.session.add(new_song)
+        db.session.commit()
+        
+        return redirect(url_for('paginas.album', album_id=album_id))
+    
+    albums = Album.query.all()
+    return render_template('add_song2album.html', album_id=album_id)
+
 @bp.route('/add_album', methods=['GET', 'POST'])
 @login_required
 def add_album():

LyricsPy/servicios/lyrics/templates/add_song2album.html

@@ -0,0 +1,43 @@
+{% extends 'base.html' %}
+
+{% block content %}
+<div class="column is-4 is-offset-4">
+    <h3>Añadir nueva canción</h3>
+    <div class="box">
+        <form method="POST" action=" {{ url_for('paginas.add_song2album', album_id=album_id) }}"> 
+            <div class="text mb-3">
+                <label for="pista">Nº de pista:</label>
+                <input class="form-control" type="number" id="pista" name="pista" required>
+            </div>
+
+            <div class="text mb-3">
+                <label for="title">Título:</label>
+                <input class="form-control" type="text" id="title" name="title" required>
+            </div>
+
+            <div class="text mb-3">
+                <label for="lyrics">Letra:</label>
+                <textarea class="form-control" id="lyrics" name="lyrics" required></textarea>
+            </div>
+
+            <div class="text mb-3">
+                  <button type="submit" class="btn app-btn-primary w-100 theme-btn mx-auto">Añadir canción</button>
+            </div>
+        </form>
+    </div>
+    
+    <script>
+        function updateAuthor() {
+            var albumSelect = document.getElementById("album_id");
+            var selectedAlbum = albumSelect.options[albumSelect.selectedIndex];
+            var artist = selectedAlbum.getAttribute("data-artist");
+            document.getElementById("author").value = artist;
+        }
+
+        // Initialize the author field with the artist of the first album
+        document.addEventListener('DOMContentLoaded', function() {
+            updateAuthor();
+        });
+    </script>
+</div>
+{% endblock %}

LyricsPy/servicios/lyrics/templates/album.html

@@ -55,7 +55,7 @@
             <a class="btn app-btn-secondary" href="{{ url_for('paginas.index') }}">Volver al inicio</a>
         </div>
         <div class="col-auto">
-            <a class="btn app-btn-primary" href="{{ url_for('paginas.add_song') }}">Añadir canción</a>
+            <a class="btn app-btn-primary" href="{{ url_for('paginas.add_song2album', album_id=album.id) }}">Añadir canción</a>
         </div>
     </div>
 </div>