added updater

apps/nspanel-lovelace-ui/luibackend/updater.py

@@ -0,0 +1,72 @@
+import logging
+
+LOGGER = logging.getLogger(__name__)
+
+class Updater:
+    def __init__(self, controller, mode, desired_display_firmware_version, desired_display_firmware_url, desired_tasmota_driver_version, desired_tasmota_driver_url):
+        self.desired_display_firmware_version = desired_display_firmware_version
+        self.desired_display_firmware_url     = desired_display_firmware_url
+        self.desired_tasmota_driver_version   = desired_tasmota_driver_version
+        self.desired_tasmota_driver_url       = desired_tasmota_driver_url
+        
+        self.mode = mode
+        self.controller = controller
+        self.current_tasmota_driver_version   = None
+        self.current_display_firmware_version = None
+
+    def set_tasmota_driver_version(self, driver_version):
+        self.current_tasmota_driver_version = driver_version
+    def set_current_display_firmware_version(self, panel_version):
+        self.current_display_firmware_version = panel_version
+
+    def check_pre_req(self):
+        # we need to know both versions to continue
+        if self.current_tasmota_driver_version is not None and self.current_display_firmware_version is not None:
+            # tasmota driver has to be at least version 2 for Update command 
+            # and panel has to be at version 11 for notify commands
+            # version 16 for new button cmd format
+            if self.current_tasmota_driver_version >= 2 and self.current_display_firmware_version >= 16:
+                return True
+            return False
+
+    def check_updates(self):
+        # return's true if a notification was send to the panel
+        # run pre req check
+        if self.check_pre_req():
+            LOGGER.info("Update Pre-Check sucessful Tasmota Driver Version: %s Panel Version: %s", self.current_tasmota_driver_version, self.current_display_firmware_version)
+            # check if tasmota driver needs update
+            if self.current_tasmota_driver_version < self.desired_tasmota_driver_version:
+                LOGGER.info("Update of Tasmota Driver needed")
+                # in auto mode just do the update
+                if self.mode == "auto":
+                    self.update_berry_driver()
+                    return False
+                # send notification about the update
+                if self.mode == "auto-notify":
+                    update_msg = "There's an update avalible for the tasmota      berry driver, do you want to start the update  now?                                                                      If you encounter issues after the update or      this message appears frequently, please checkthe manual and repeat the installation steps   for the tasmota berry driver. "
+                    self.controller._pages_gen.send_message_page("updateBerryNoYes", "Driver Update available!", update_msg, "Dismiss", "Yes")
+                    return True
+                return False
+            # check if display firmware needs an update
+            if self.current_display_firmware_version < self.desired_display_firmware_version:
+                LOGGER.info("Update of Display Firmware needed")
+                # in auto mode just do the update
+                if self.mode == "auto":
+                    self.update_panel_driver()
+                    return False
+                # send notification about the update
+                if self.mode == "auto-notify":
+                    update_msg = "There's a firmware update avalible for the       nextion sceen inside of nspanel, do you want  to start the update now?                                     If the update fails check the installation         manual and flash again over the tasmota console. Be pationed the update will take a while."
+                    self.controller._pages_gen.send_message_page("updateDisplayNoYes", "Display Update available!", update_msg, "Dismiss", "Yes")
+                    return True
+                return False
+        else:
+            LOGGER.info("Update Pre-Check failed Tasmota Driver Version: %s Panel Version: %s", self.current_tasmota_driver_version, self.current_display_firmware_version)
+            return False
+
+    def update_berry_driver(self):
+        topic = self.controller._config["panelSendTopic"].replace("CustomSend", "UpdateDriverVersion")
+        self.controller._send_mqtt_msg(topic, self.desired_tasmota_driver_url)
+    def update_panel_driver(self):
+        topic = self.controller._config["panelSendTopic"].replace("CustomSend", "FlashNextion")
+        self.controller._send_mqtt_msg(topic, self.desired_display_firmware_url)