import os
from flask import Flask, request, render_template
from werkzeug.utils import secure_filename

UPLOAD_FOLDER = '/opt/navidrome/music'
ALLOWED_EXTENSIONS = {'flac', 'mp3', 'wav'}

app = Flask(__name__)
app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER

def allowed_file(filename):
    return '.' in filename and \
           filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS

@app.route('/', methods=['GET', 'POST'])
def upload_file():
    if request.method == 'POST':
        if 'file' not in request.files:
            return render_template('error.html', error_message='No file part in the request'), 400
        files = request.files.getlist('file')
        for file in files:
            if file.filename == '':
                return render_template('error.html', error_message='No selected file'), 400
            if file and allowed_file(file.filename):
                filename = secure_filename(file.filename)
                file.save(os.path.join(app.config['UPLOAD_FOLDER'], filename))
            else:
                return render_template('error.html', error_message=f'File "{file.filename}" is not allowed. Allowed types: {", ".join(ALLOWED_EXTENSIONS)}'), 400

        return render_template('success.html', success_message=f'{len(files)} file(s) uploaded successfully!')

    return render_template('index.html')


if __name__ == '__main__':
    app.run(host='192.168.2.24', port=5001, debug=False)