import os
import sqlite3
import json
from flask import jsonify
import datetime
from flask import Flask, request, session, g, redirect, url_for, abort, \
     render_template, flash

app = Flask(__name__) # create the application instance :)
app.config.from_object(__name__) # load config from this file , flaskr.py

# Load default config and override config from an environment variable
app.config.update(dict(
    DATABASE=os.path.join(app.root_path, 'flaskr.db'),
    SECRET_KEY='development key',
    USERNAME='admin',
    PASSWORD='default'
))
app.config.from_envvar('FLASKR_SETTINGS', silent=True)
def connect_db():
    """Connects to the specific database."""
    rv = sqlite3.connect(app.config['DATABASE'])
    rv.row_factory = sqlite3.Row
    return rv

def get_db():
    """Opens a new database connection if there is none yet for the
    current application context.
    """
    if not hasattr(g, 'sqlite_db'):
        g.sqlite_db = connect_db()
    return g.sqlite_db

@app.teardown_appcontext
def close_db(error):
    """Closes the database again at the end of the request."""
    if hasattr(g, 'sqlite_db'):
        g.sqlite_db.close()

def init_db():
    db = get_db()
    with app.open_resource('schema.sql', mode='r') as f:
        db.cursor().executescript(f.read())
    db.commit()

@app.cli.command('initdb')
def initdb_command():
    """Initializes the database."""
    init_db()
    return ('Initialized the database.');


# *************** ROUTES **************

#@app.route('/')

@app.route('/write') #Va mourir
def write():
    return render_template('write.html')

@app.route('/') #Va mourir
def show_entries():
    db = get_db()
    cur = db.execute('select type, auteur, contenu, heure, destinataire, lu from message order by id desc')
    message = cur.fetchall()
    return render_template('show_entries.html', entries=message)

@app.route('/add', methods=['POST']) #Va mourir
def add_entrx():
    date = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
    db = get_db()
    db.execute('insert into message (type, auteur, contenu, destinataire, heure, lu) values (?, ?, ?, ?, ?, ?)',
        [request.form['type'], request.form['auteur'], request.form['contenu'], request.form['destinataire'], date, 0 ])
    db.commit()
    flash('New entry was successfully posted')
    return redirect(url_for('show_entries'))

@app.route('/messages', methods=['GET']) #Ok
def show_entry():
    db = get_db()
    cur = db.execute('select type, auteur, contenu, heure, destinataire, lu from message order by id desc')
    results = []
    i = 0

    for row in cur:
        results.append({})
        results[i]["auteur"] = row["auteur"]
        results[i]["contenu"] = row["contenu"]
        results[i]["heure"] = row["heure"]
        i += 1

    return jsonify(results)

@app.route('/messages', methods=['POST']) #Ok
def add_entry():
    date = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
    db = get_db()
    db.execute('insert into message (type, auteur, contenu, destinataire, heure, lu) values (?, ?, ?, ?, ?, ?)',
        [request.form['type'], request.form['auteur'], request.form['contenu'], request.form['destinataire'], date, 0 ])
    db.commit()
    return ('Done')

@app.route('/messages/<id>', methods=['GET']) #Ok
def show_entry_id(id):
    id = int(id)
    db = get_db()
    cur = db.execute('select type, auteur, contenu, heure, destinataire, lu from message WHERE id=? order by id desc', [id])
    row = cur.fetchone()
    if row is None:
        return jsonify("404, Message not found")
    else:
        return jsonify(row[0], row[1], row[2], row[3], row[4], row[5])