refacto

message_sender.py

@@ -0,0 +1,36 @@
+import base64
+from pathlib import Path
+
+import requests
+
+from menus import MenuMessageFormatter, Menus
+
+
+class SignalMessager:
+    def __init__(self, api_url: str, user_number: str):
+        self.api_url = api_url
+        self.user_number = user_number
+
+    @staticmethod
+    def create_headers() -> dict[str, str]:
+        return {"Content-Type": "application/json"}
+
+    @staticmethod
+    def create_attachment(pdf: Path):
+        return base64.b64encode(pdf.read_bytes())
+
+    def send_message(self, message: str, pdf_file: Path, recipients: list[str]):
+        headers = self.create_headers()
+        attachment = self.create_attachment(pdf_file)
+
+        body = {
+            "message": message,
+            "text_mode": "styled",
+            "number": self.user_number,
+            "recipients": recipients,
+            "base64_attachments": [
+                f"data:application/pdf;filename=menu.pdf;base64,{attachment.decode()}"
+            ],
+        }
+
+        requests.post(self.api_url, headers=headers, json=body)