--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/net.py	Thu May 11 15:07:10 2023 -0700
@@ -0,0 +1,43 @@
+import network
+import secrets
+from umqttsimple import MQTTClient
+
+
+class Net:
+    def connect_wifi(self, status):
+        status(1, "wifi: ")
+        station = network.WLAN(network.STA_IF)
+        station.active(True)  # activate the interface
+        status(1, "wifi: on")
+
+        station.connect(secrets.ssid, secrets.wifi_pass)
+        status(1, "wifi: on/connect")
+
+        while station.isconnected() == False:
+            pass
+
+        status(1, "wifi: on/connect/ok")
+
+    def connect_mqtt(self, status):
+        client_id = '7key'
+        status(2, "mqtt: ")
+        self.client = MQTTClient(client_id, secrets.mqtt_broker)
+
+        self.client.set_callback(self.on_subscribed_msg)
+        status(2, "mqtt: connect")
+        self.client.connect()
+        status(2, "mqtt: connect/ok")
+
+    def subscribe(self, topic, cb):
+        self.client.subscribe(topic)
+
+    def on_subscribed_msg(self, topic, msg):
+        print('mqtt ->', (topic, msg))
+        if topic == b'notification' and msg == b'received':
+            print('ESP received hello message')
+
+    def mqtt_poll(self):
+        self.client.check_msg()
+
+    def send(self, topic, msg):
+        self.client.publish(topic.encode('ascii'), msg.encode('ascii'))