Initial WiFi Manager build

Author: Melissa LeBlanc-Williams

adafruit_esp32spi/adafruit_esp32spi_wifimanager.py

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+# The MIT License (MIT)
+#
+# Copyright (c) 2019 Melissa LeBlanc-Williams for Adafruit Industries
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+"""
+`adafruit_esp32spi_wifimanager`
+================================================================================
+
+WiFi Manager for making ESP32 SPI as WiFi much easier
+
+* Author(s): Melissa LeBlanc-Williams
+"""
+
+import neopixel
+import adafruit_esp32spi.adafruit_esp32spi_requests as requests
+
+class ESPSPI_WiFiManager:
+    """
+    A class to help manage the Wifi connection
+    """
+    def __init__(self, esp, settings, status_neopixel=None):
+        # Read the settings
+        self._esp = esp
+        self.debug = False
+        self.ssid = settings['ssid']
+        self.password = settings['password']
+        requests.set_interface(self._esp)
+        if status_neopixel:
+            self.neopix = neopixel.NeoPixel(status_neopixel, 1, brightness=0.2)
+        else:
+            self.neopix = None
+        self.neo_status(0)
+
+    def connect(self):
+        if self.debug:
+            if self._esp.status == adafruit_esp32spi.WL_IDLE_STATUS:
+                print("ESP32 found and in idle mode")
+            print("Firmware vers.", self._esp.firmware_version)
+            print("MAC addr:", [hex(i) for i in self._esp.MAC_address])
+            for ap in self._esp.scan_networks():
+                print("\t%s\t\tRSSI: %d" % (str(ap['ssid'], 'utf-8'), ap['rssi']))
+        while not self._esp.is_connected:
+            try:
+                if self.debug:
+                    print("Connecting to AP...")
+                self.neo_status((100, 0, 0))
+                self._esp.connect_AP(bytes(self.ssid,'utf-8'), bytes(self.password,'utf-8'))
+                self.neo_status((0, 100, 0))
+            except (ValueError, RuntimeError) as e:
+                if self.debug:
+                    print("Failed to connect, retrying\n", e)
+                continue
+
+    def get(self, url, **kw):
+        self.neo_status((100, 100, 0))
+        return_val = requests.get(url, **kw)
+        self.neo_status((0, 0, 100))
+        return return_val
+
+    def post(self, url, **kw):
+        self.neo_status((100, 100, 0))
+        return_val = requests.post(url, **kw)
+        self.neo_status((0, 0, 100))
+        return return_val
+
+    def ping(self, host):
+        #Blink the LED Green
+        #Send Stuff to Requests
+        #stop Blinking LED
+        #Return Result
+        return None
+
+    def neo_status(self, value):
+        if self.neopix:
+            self.neopix.fill(value)