LinkList/backend/main.py

from flask import Flask, request
app = Flask(__name__)

import json
import sqlite3
import os
DB_PATH = os.path.join(os.path.dirname(__file__), 'links.db')

@app.route('/')
def hello_world():
    return 'Hello from backend!'
    
def regen_JSON():
    """Gets links from DB and outputs them in JSON"""
    con = sqlite3.connect(DB_PATH)
    con.row_factory = sqlite3.Row
    cur = con.cursor()
    cur.execute('SELECT url, name FROM links ORDER BY position')

    links_list = []
    for row in cur.fetchall():
      d = dict(zip(row.keys(), row))
      links_list.append(d)
    links_json = json.dumps(links_list, indent=4)

    con.close()
    return links_json

@app.route('/clicks', methods=['POST'])
def update_clicks():
    if ('url' not in request.json or 'name' not in request.json):
        return 'url and/or name not found', 500
    else:
        url_id = request.json['url']
        url_name = request.json['name']
        con = sqlite3.connect(DB_PATH)
        cur = con.cursor()
        cur.execute("UPDATE links SET clicks=clicks + 1 WHERE url=? AND name=?", [url_id, url_name])
        con.commit()
        con.close()
        return 'ok'

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