Adding unfinished led node server code

light_node/main_led_server.py

@@ -0,0 +1,49 @@
+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