style: clean up code formatting

.env.example

@@ -3,4 +3,4 @@ PRODUCT_URL=https://formdt1.com/products/t1titanium
 # The specific Variant ID to monitor.
 TARGET_VARIANT_ID=47959309156670
 # Discord webhook URL for notifications.
-DISCORD_WEBHOOK_URL=...
+DISCORD_WEBHOOK_URL=...

Dockerfile

@@ -10,4 +10,4 @@ RUN pip install --no-cache-dir -r requirements.txt
 
 COPY monitor.py .
 
-CMD ["python", "main.py"]
+CMD ["python", "main.py"]

compose.yaml

@@ -5,4 +5,4 @@ services:
     env_file:
       - .env
     volumes:
-      - ./formd_monitor.log:/app/formd_monitor.log
+      - ./formd_monitor.log:/app/formd_monitor.log

main.py

@@ -1,9 +1,9 @@
+import logging
 import os
 import time
-import logging
-import requests
 from logging.handlers import RotatingFileHandler
 
+import requests
 
 # =========================
 # Configuration
@@ -16,7 +16,6 @@ DISCORD_WEBHOOK_URL = os.environ["DISCORD_WEBHOOK_URL"]
 CHECK_INTERVAL_SECONDS = 30
 POST_DETECTION_COOLDOWN_SECONDS = 600
 
-
 # =========================
 # Logging Setup
 # =========================
@@ -24,17 +23,10 @@ POST_DETECTION_COOLDOWN_SECONDS = 600
 logger = logging.getLogger("FormDStockMonitor")
 logger.setLevel(logging.INFO)
 
-log_format = logging.Formatter(
+log_format = logging.Formatter("%(asctime)s - %(levelname)s - %(message)s", datefmt="%Y-%m-%d %H:%M:%S")
-    "%(asctime)s - %(levelname)s - %(message)s",
-    datefmt="%Y-%m-%d %H:%M:%S"
-)
 
 # Write logs to a rotating file so disk space is not exhausted
-file_handler = RotatingFileHandler(
+file_handler = RotatingFileHandler("formd_monitor.log", maxBytes=5 * 1024 * 1024, backupCount=2)
-    "formd_monitor.log",
-    maxBytes=5 * 1024 * 1024,
-    backupCount=2
-)
 file_handler.setFormatter(log_format)
 logger.addHandler(file_handler)
 
@@ -55,14 +47,10 @@ def send_discord_notification(product_name, variant_name, checkout_link):
 
     logger.critical("Stock detected! Sending Discord notification.")
 
-    payload = {
+    payload = {"content": ("🚨 **RESTOCK ALERT** 🚨\n\n"
-        "content": (
+                           f"**{product_name}**\n"
-            "🚨 **RESTOCK ALERT** 🚨\n\n"
+                           f"Variant: {variant_name}\n\n"
-            f"**{product_name}**\n"
+                           f"👉 [ONE-CLICK CHECKOUT]({checkout_link})")}
-            f"Variant: {variant_name}\n\n"
-            f"👉 [ONE-CLICK CHECKOUT]({checkout_link})"
-        )
-    }
 
     try:
         response = requests.post(DISCORD_WEBHOOK_URL, json=payload)
@@ -70,16 +58,11 @@ def send_discord_notification(product_name, variant_name, checkout_link):
         if response.status_code == 204:
             logger.info("Discord notification sent successfully.")
         else:
-            logger.error(
+            logger.error("Discord notification failed. "
-                "Discord notification failed. "
+                         f"HTTP status code: {response.status_code}")
-                f"HTTP status code: {response.status_code}"
-            )
 
     except Exception as exception:
-        logger.error(
+        logger.error("Failed to send Discord notification due to an exception.", exc_info=exception)
-            "Failed to send Discord notification due to an exception.",
-            exc_info=exception
-        )
 
 
 # =========================
@@ -92,31 +75,18 @@ def check_stock_continuously():
     variant is available for purchase.
     """
 
-    logger.info(
+    logger.info(f"Stock monitor started. Watching variant ID: {TARGET_VARIANT_ID}")
-        f"Stock monitor started. Watching variant ID: {TARGET_VARIANT_ID}"
-    )
 
-    request_headers = {
+    request_headers = {"User-Agent": ("Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
-        "User-Agent": (
+                                      "AppleWebKit/537.36 (KHTML, like Gecko) "
-            "Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
+                                      "Chrome/120.0.0.0 Safari/537.36"), "Accept": "application/json"}
-            "AppleWebKit/537.36 (KHTML, like Gecko) "
-            "Chrome/120.0.0.0 Safari/537.36"
-        ),
-        "Accept": "application/json"
-    }
 
     while True:
         try:
-            response = requests.get(
+            response = requests.get(PRODUCT_URL, headers=request_headers, timeout=10)
-                PRODUCT_URL,
-                headers=request_headers,
-                timeout=10
-            )
 
             if response.status_code != 200:
-                logger.error(
+                logger.error(f"HTTP request failed. Status code: {response.status_code}")
-                    f"HTTP request failed. Status code: {response.status_code}"
-                )
                 time.sleep(CHECK_INTERVAL_SECONDS)
                 continue
 
@@ -124,18 +94,10 @@ def check_stock_continuously():
             product_name = product_data.get("title", "FormD T1")
             variants = product_data.get("variants", [])
 
-            target_variant = next(
+            target_variant = next((variant for variant in variants if variant.get("id") == TARGET_VARIANT_ID), None)
-                (
-                    variant for variant in variants
-                    if variant.get("id") == TARGET_VARIANT_ID
-                ),
-                None
-            )
 
             if not target_variant:
-                logger.error(
+                logger.error(f"Variant ID {TARGET_VARIANT_ID} was not found in the product data.")
-                    f"Variant ID {TARGET_VARIANT_ID} was not found in the product data."
-                )
                 time.sleep(CHECK_INTERVAL_SECONDS)
                 continue
 
@@ -143,44 +105,26 @@ def check_stock_continuously():
             is_in_stock = target_variant.get("available", False)
 
             if is_in_stock:
-                logger.warning(
+                logger.warning(f"Stock available! Variant detected: {variant_name}")
-                    f"Stock available! Variant detected: {variant_name}"
-                )
 
-                checkout_link = (
+                checkout_link = (f"https://formdt1.com/cart/{TARGET_VARIANT_ID}:1")
-                    f"https://formdt1.com/cart/{TARGET_VARIANT_ID}:1"
-                )
 
-                send_discord_notification(
+                send_discord_notification(product_name, variant_name, checkout_link)
-                    product_name,
-                    variant_name,
-                    checkout_link
-                )
 
-                logger.info(
+                logger.info("Cooldown started to prevent duplicate alerts.")
-                    "Cooldown started to prevent duplicate alerts."
-                )
                 time.sleep(POST_DETECTION_COOLDOWN_SECONDS)
 
             else:
-                logger.info(
+                logger.info(f"Out of stock. Checked variant: {variant_name}")
-                    f"Out of stock. Checked variant: {variant_name}"
-                )
 
         except requests.exceptions.ConnectionError:
-            logger.error(
+            logger.error("Network connection error. Unable to reach the product server.")
-                "Network connection error. Unable to reach the product server."
-            )
 
         except requests.exceptions.Timeout:
-            logger.warning(
+            logger.warning("Request timed out. The server may be slow or blocking requests.")
-                "Request timed out. The server may be slow or blocking requests."
-            )
 
         except Exception as exception:
-            logger.exception(
+            logger.exception("An unexpected error occurred during the stock check.")
-                "An unexpected error occurred during the stock check."
-            )
 
         time.sleep(CHECK_INTERVAL_SECONDS)