#!/usr/bin/env python

from flask import Flask, redirect, request, render_template, send_from_directory, jsonify
import os
from os.path import join
import uuid
from . import db, config, scanner

app = Flask(__name__)


@app.route("/")
def hello_world():
    conn = db.get()
    objects = db.Object.all(conn)
    return render_template('index.html', objects=objects)


@app.route("/create-object/", methods=["POST"])
def create_object():
    conn = db.get()
    with conn:
        object = db.Object.create(request.form.get('name'), conn)
        os.makedirs(join(config.DATA_DIR, str(object.id), 'previews'))
        return redirect('/')


@app.route('/object/<id>')
def object(id: int):
    conn = db.get()
    object = db.Object.get_from_id(id, conn)
    return render_template('object.html', object=object)


@app.route("/calibrate/<id>")
def calibrate(id: int):
    conn = db.get()
    object = db.Object.get_from_id(id, conn)
    return render_template('calibrate.html', object=object)


@app.route("/api/preview/<id>")
def preview(id: int):
    conn = db.get()
    db.Object.get_from_id(id, conn)
    capture_uuid = uuid.uuid4()
    if scanner.capture(join(config.DATA_DIR, str(id), 'previews', str(capture_uuid) + '.jpg')):
        return str(capture_uuid)
    else:
        return "Impossible de capturer l'image.", 500


@app.route("/api/scan-for-calibration/<id>")
def scan_calibration(id: int):
    conn = db.get()
    db.Object.get_from_id(id, conn)
    scanner.scan(join(config.DATA_DIR, id, 'calibration'))
    return jsonify(config.LEDS_UUIDS)


@app.route("/calibration/<id>")
def calibration(id: int):
    conn = db.get()
    object = db.Object.get_from_id(id, conn)
    return render_template('calibration.html', object=object)


@app.route('/static/<path:path>')
def send_static(path):
    return send_from_directory('static', path)


@app.route('/data/<path:path>')
def send_data(path):
    return send_from_directory('data', path)