import os
from flask import Flask, send_from_directory, jsonify, current_app
from flask_cors import CORS, cross_origin


app = Flask(__name__, static_url_path='')
app.config["SECRET_KEY"] = "f82abccd93a28b6cdda4525c9afa7a30"
app.config["CORS_HEADERS"] = "Content-Type"

cors = CORS(app, resources={r"/articles": {"origins": "http://localhost:5500"}})


@app.route("/articles/<path:article>")
@cross_origin(origin="localhost", headers=["Content-Type", "Authorization"])
def send_text_file(article):
    return send_from_directory(directory="articles", path=article)


@app.route("/articles")
@cross_origin(origin="localhost", headers=["Content-Type", "Authorization"])
def list_files():
    files = list()
    for filename in os.listdir(os.path.join(current_app.root_path, "articles")):
        path = os.path.join(current_app.root_path, "articles", filename)
        if os.path.isfile(path):
            files.append(filename)
    return jsonify(files)


if __name__ == "__main__":
    app.run()