import flask
import string
import time
import threading
import socket

app = flask.Flask(__name__)

@app.route('/set/<int:task>')
def set_task(task):
    app.port.write(string.uppercase[task])
    return flask.redirect('/')

@app.route('/clear/<int:task>')
def clear_task(task):
    app.port.write(string.lowercase[task])
    return flask.redirect('/')

@app.route('/set/all')
def set_all():
    app.port.write(string.uppercase)
    return flask.redirect('/')

@app.route('/clear/all')
def clear_all():
    app.port.write(string.lowercase)
    return flask.redirect('/')

@app.route('/restart')
def restart():
    import thread
    thread.interrupt_main()
    return flask.redirect('/') # xD

@app.route('/')
def index():
    states = app.rth.states.items()
    states.sort(key=lambda (k, v): v['name'])

    return flask.render_template(
        'index.html', hostname=socket.gethostname(), states=states)

@app.route('/arduino/reset')
def reset():
    app.port.dtr = False
    time.sleep(0.5)
    app.port.dtr = True
    time.sleep(0.5)
    app.port.dtr = False
    time.sleep(0.5)
    app.port.dtr = True
    return flask.redirect('/')


def init(ser):
    app.port = ser

    app.th = threading.Thread(target=app.run, kwargs={
        'host': '0.0.0.0'
    })
    app.th.daemon = True
    app.th.start()