iot-v2-rn/light_node/main_led_server.py

50 lines
1.6 KiB
Python

from flask import Flask, abort, jsonify, make_response, request, send_from_directory
class Led:
__IFACE_PIN = 18
def __init__(self, power, brightness, color_angle):
self.power = power
self.brightness = brightness
self.color_angle = color_angle
self.iface_pin = self.__IFACE_PIN
def change_state(self, power, brightness, color_angle):
pass
def angle_2_rgb(self, angle):
pass
class LightNode:
def __init__(self):
self.led = Led(False, 0, 0)
self.server = Flask('light_node')
def init_server(self):
@self.server.errorhandler(404)
def not_found(self, error):
return make_response(jsonify({'error': 'Not found'}), 404)
@self.server.errorhandler(400)
def bad_request(self, error):
# Happens when unexpected request sent to observer
return make_response(jsonify({'error': 'Bad request'}), 400)
@self.server.errorhandler(501)
def server_crash(sef, error):
# This only happens when a sensor fails to initialise
return make_response(jsonify({'error': 'Server crashed, check logs'}), 501)
@self.server.route('/setState', methhods=['POST'])
def change_led_state(self):
try:
new_state = request.json
self.led.power = bool(new_state['power'])
self.led.brightness = int(new_state['brightness'])
self.led.color = int(new_state['color'])
return jsonify({"success":True})
except:
self.bad_request()
pass