Add pisugar 3 plugin to default plugins

Signed-off-by: jayofelony <oudshoorn.jeroen@gmail.com>

pwnagotchi/plugins/default/pisugar3.py

@@ -0,0 +1,105 @@
+# Based on UPS Lite v1.1 from https://github.com/xenDE
+
+import logging
+import time
+
+from pwnagotchi.ui.components import LabeledValue
+from pwnagotchi.ui.view import BLACK
+import pwnagotchi.ui.fonts as fonts
+import pwnagotchi.plugins as plugins
+import pwnagotchi
+
+
+class UPS:
+    def __init__(self):
+        # only import when the module is loaded and enabled
+        import smbus
+        # 0 = /dev/i2c-0 (port I2C0), 1 = /dev/i2c-1 (port I2C1)
+        self._bus = smbus.SMBus(1)
+
+    def voltage(self):
+        try:
+            low = self._bus.read_byte_data(0x57, 0x23)
+            high = self._bus.read_byte_data(0x57, 0x22)
+            v = (((high << 8) + low) / 1000)
+            return v
+        except:
+            return 0.0
+
+    def capacity(self):
+        battery_level = 0
+        # battery_v = self.voltage()
+        try:
+            battery_level = self._bus.read_byte_data(0x57, 0x2a)
+            return battery_level
+        except:
+            return battery_level
+
+    def status(self):
+        stat02 = self._bus.read_byte_data(0x57, 0x02)
+        stat03 = self._bus.read_byte_data(0x57, 0x03)
+        stat04 = self._bus.read_byte_data(0x57, 0x04)
+        return stat02, stat03, stat04
+
+
+class PiSugar3(plugins.Plugin):
+    __author__ = 'taiyonemo@protonmail.com'
+    __editor__ = 'jayofelony'
+    __version__ = '1.0.1'
+    __license__ = 'GPL3'
+    __description__ = 'A plugin that will add a percentage indicator for the PiSugar 3'
+
+    def __init__(self):
+        self.ups = None
+        self.lasttemp = 69
+        self.drot = 0  # display rotation
+        self.nextDChg = 0  # last time display changed, rotate on updates after 5 seconds
+        self.options = dict()
+
+    def on_loaded(self):
+        self.ups = UPS()
+        logging.info("[PiSugar3] plugin loaded.")
+
+    def on_ui_setup(self, ui):
+        try:
+            ui.add_element('bat', LabeledValue(color=BLACK, label='BAT', value='0%', position=(ui.width() / 2 + 10, 0),
+                                               label_font=fonts.Bold, text_font=fonts.Medium))
+        except Exception as err:
+            logging.warning("[PiSugar3] setup err: %s" % repr(err))
+
+    def on_unload(self, ui):
+        try:
+            with ui._lock:
+                ui.remove_element('bat')
+        except Exception as err:
+            logging.warning("[PiSugar3] unload err: %s" % repr(err))
+
+    def on_ui_update(self, ui):
+        capacity = self.ups.capacity()
+        voltage = self.ups.voltage()
+        stats = self.ups.status()
+        temp = stats[2] - 40
+        if temp != self.lasttemp:
+            logging.debug("[PiSugar3] (chg %X, info %X, temp %d)" % (stats[0], stats[1], temp))
+            self.lasttemp = temp
+
+        if stats[0] & 0x80:  # charging, or has power connected
+            ui._state._state['bat'].label = "CHG"
+        else:
+            ui._state._state['bat'].label = "BAT"
+
+        if time.time() > self.nextDChg:
+            self.drot = (self.drot + 1) % 3
+            self.nextDChg = time.time() + 5
+
+        if self.drot == 0:  # show battery voltage
+            ui.set('bat', "%2.2fv" % voltage)
+        elif self.drot == 1:
+            ui.set('bat', "%2i%%" % capacity)
+        else:
+            ui.set('bat', "%2i\xb0" % temp)
+
+        if capacity <= self.options['shutdown']:
+            logging.info('[PiSugar3] Empty battery (<= %s%%): shutting down' % self.options['shutdown'])
+            ui.update(force=True, new_data={'status': 'Battery exhausted, bye ...'})
+            pwnagotchi.shutdown()