import base64

# import eventlet
# eventlet.monkey_patch()

from flask import Flask, jsonify, send_file, Response
from flask_socketio import SocketIO

from control.camera import Camera
from control.walle import WallE

DATA_URL_PREFIX = 'data:image/jpeg;base64,'
# DEBUG = True

boundary = 'lkajflkasdjlkfaj'

app = Flask(__name__, static_url_path='', static_folder='client/dist')
app.config.from_object(__name__)
sio = SocketIO(app)

# camera = Camera()
walle = WallE()


def camera_thread():
    while True:
        for image in camera.generate_images():
            if not image:
                break
            image_url = DATA_URL_PREFIX + base64.b64encode(image).decode('ascii')
            sio.emit('camera_image', {
                'image': image_url,
            }, broadcast=True)


@app.route('/')
def index():
    return send_file('client/dist/index.html')


@app.route('/imagestream.mjpg')
def image_stream():
    # cam = Camera()
    # return Response(cam.mjpeg_stream(boundary.encode()),
    #                 mimetype='multipart/x-mixed-replace; boundary=lkajflkasdjlkfaj')
    return ""


@sio.on("camera")
def camera_message(directions):
    walle.set_movement(directions['angle'], directions['force'])
    print(f"Moving camera in direction {directions['angle']:f} with velocity {directions['force']}")


@sio.on("move")
def move_message(directions):
    walle.set_movement(directions['angle'], directions['force'])
    print(f"Moving in direction {directions['angle']:f} with velocity {directions['force']}")


if __name__ == '__main__':
    # eventlet.spawn(camera_thread)
    sio.run(app, host='0.0.0.0')