from flask import Flask, render_template, request, Response, redirect, url_for
from flask_bootstrap import Bootstrap

from object_detection import *
from camera_settings import *


application = Flask(__name__)
Bootstrap(application)


check_settings()
VIDEO = VideoStreaming()


@application.route('/')
def home():
    TITLE = 'Object detection'
    return render_template('index.html', TITLE=TITLE)


@application.route('/video_feed')
def video_feed():
    '''
    Video streaming route.
    '''
    return Response(
        VIDEO.show(),
        mimetype='multipart/x-mixed-replace; boundary=frame'
    )


# Button requests called from ajax
@application.route('/request_preview_switch')
def request_preview_switch():
    VIDEO.preview = not VIDEO.preview
    print('*'*10, VIDEO.preview)
    return "nothing"

@application.route('/request_model_switch')
def request_model_switch():
    VIDEO.detect = not VIDEO.detect
    print('*'*10, VIDEO.detect)
    return "nothing"

@application.route('/request_exposure_down')
def request_exposure_down():
    VIDEO.exposure -= 1
    print('*'*10, VIDEO.exposure)
    return "nothing"

@application.route('/request_exposure_up')
def request_exposure_up():
    VIDEO.exposure += 1
    print('*'*10, VIDEO.exposure)
    return "nothing"

@application.route('/request_contrast_down')
def request_contrast_down():
    VIDEO.contrast -= 4
    print('*'*10, VIDEO.contrast)
    return "nothing"

@application.route('/request_contrast_up')
def request_contrast_up():
    VIDEO.contrast += 4
    print('*'*10, VIDEO.contrast)
    return "nothing"


if __name__ == '__main__':
    application.run(debug=True)