labeler/adapter/telegram_bot.py

@@ -0,0 +1,26 @@
+import os
+
+from telegram.ext import CommandHandler, ApplicationBuilder
+
+from labeler.app.labeler import Application
+from labeler.infra.e550w_printer.printer import E550W
+from labeler.infra.renderer import PILRenderer
+
+
+class LabelingBot:
+    def __init__(self, app):
+        self.app = app
+
+    async def media_info(self, update, context):
+        media = self.app.get_installed_media()
+        await update.message.reply_text(f"Installed media: {media.description}")
+
+
+if __name__ == "__main__":
+    application = Application(PILRenderer(), E550W(os.environ.get("PRINTER_IP")))
+    bot = LabelingBot(application)
+
+    app = ApplicationBuilder().token(os.environ["TELEGRAM_TOKEN"]).build()
+    app.add_handler(CommandHandler("media_info", bot.media_info))
+
+    app.run_polling()

labeler/app/labeler.py

@@ -1,4 +1,4 @@
-from labeler.domain.objects import Label, LabelRequest, LabelDefinition
+from labeler.domain.objects import Label, LabelRequest, LabelDefinition, MediaDefinition
 from labeler.interfaces import Renderer, Printer
 
 
@@ -23,3 +23,6 @@ class Application:
         )
 
         self.renderer.render_label(label_definition)
+
+    def get_installed_media(self) -> MediaDefinition:
+        return self.printer.get_installed_media()

labeler/infra/e550w_printer/printer.py

@@ -24,7 +24,7 @@ class E550W(Printer):
         self.snmp_port = 161
 
     def get_installed_media(self) -> MediaDefinition:
-        pass
+        return self.__get_printer_status()
 
     def __get_printer_status(self):
         raw_snmp_data = self.__get_snmp_status().asNumbers()