🥅 Exception handling (#290)

src/downloader/apkmirror.py

@@ -7,7 +7,7 @@ from loguru import logger
 
 from scripts.status_check import headers
 from src.downloader.download import Downloader
-from src.exceptions import AppNotFound
+from src.exceptions import APKMirrorAPKDownloadFailure, APKMirrorAPKNotFound
 from src.utils import apkmirror_status_check, bs4_parser
 
 
@@ -25,7 +25,9 @@ class ApkMirror(Downloader):
                 return self._download(
                     self.config.apk_mirror + possible_link["href"], f"{app}.apk"
                 )
-        raise AppNotFound(f"Unable to download apk from {link}")
+        raise APKMirrorAPKDownloadFailure(
+            f"Unable to extract force download for {app}", url=link
+        )
 
     def extract_download_link(self, main_page: str, app: str) -> None:
         """Function to extract the download link from apkmirror html page.
@@ -49,7 +51,9 @@ class ApkMirror(Downloader):
                 self.config.apk_mirror + final_download_link, app
             )
         else:
-            raise AppNotFound(f"Unable to download apk from {main_page}")
+            raise APKMirrorAPKDownloadFailure(
+                f"Unable to extract link from {app} version list", url=main_page
+            )
 
     def get_download_page(self, main_page: str) -> str:
         """Function to get the download page in apk_mirror.
@@ -67,7 +71,9 @@ class ApkMirror(Downloader):
                     sub_url = row.find(class_="accent_color")["href"]
                     break
         if not sub_url:
-            raise AppNotFound("Unable to download apk from APKMirror.")
+            raise APKMirrorAPKDownloadFailure(
+                "Unable to extract download page", url=main_page
+            )
         return f"{self.config.apk_mirror}{sub_url}"
 
     @staticmethod
@@ -75,7 +81,11 @@ class ApkMirror(Downloader):
         """Extract search div."""
         r = requests.get(url, headers=headers)
         if r.status_code != 200:
-            raise AppNotFound(f"Unable to connect with {url} on ApkMirror.")
+            raise APKMirrorAPKDownloadFailure(
+                f"Unable to connect with {url} on ApkMirror. Are you blocked by APKMirror or abused apkmirror "
+                f"?.Reason - {r.text}",
+                url=url,
+            )
         soup = BeautifulSoup(r.text, bs4_parser)
         return soup.find(class_=search_class)
 
@@ -108,4 +118,4 @@ class ApkMirror(Downloader):
                 f"Trying to download {app}'s latest version({version}) from apkmirror"
             )
             return self.specific_version(app, version)
-        raise AppNotFound("App not found on apkmirror.")
+        raise APKMirrorAPKNotFound("App not found on apkmirror.")

src/downloader/apkpure.py

@@ -4,7 +4,7 @@ from typing import Any
 from loguru import logger
 
 from src.downloader.download import Downloader
-from src.exceptions import AppNotFound
+from src.patches import Patches
 
 
 class ApkPure(Downloader):
@@ -17,13 +17,7 @@ class ApkPure(Downloader):
         :param app: Name of the application
         :return: Version of downloaded apk
         """
-        package_name = None
-        for package, app_tuple in self.patcher.revanced_app_ids.items():
-            if app_tuple[0] == app:
-                package_name = package
-        if not package_name:
-            logger.info("Unable to download from apkpure")
-            raise AppNotFound()
+        package_name = Patches.get_package_name(app)
         download_url = f"https://d.apkpure.com/b/APK/{package_name}?version=latest"
         self._download(download_url, f"{app}.apk")
         logger.debug(f"Downloaded {app} apk from apk_pure_downloader in rt")

src/downloader/apksos.py

@@ -6,7 +6,7 @@ from bs4 import BeautifulSoup
 
 from scripts.status_check import headers
 from src.downloader.download import Downloader
-from src.exceptions import AppNotFound
+from src.exceptions import APKSosAPKDownloadFailure
 from src.utils import bs4_parser
 
 
@@ -26,7 +26,7 @@ class ApkSos(Downloader):
         for possible_link in possible_links:
             if possible_link.get("href"):
                 return self._download(possible_link["href"], f"{app}.apk")
-        raise AppNotFound("Unable to download apk from apk_combo")
+        raise APKSosAPKDownloadFailure(f"Unable to download {app}", url=page)
 
     def latest_version(self, app: str, **kwargs: Any) -> None:
         """Function to download whatever the latest version of app from

src/downloader/download.py

@@ -10,7 +10,7 @@ from tqdm import tqdm
 
 from src.config import RevancedConfig
 from src.downloader.utils import implement_method
-from src.exceptions import PatchingFailed
+from src.exceptions import DownloadFailure
 from src.patches import Patches
 from src.utils import handle_github_response
 
@@ -37,7 +37,7 @@ class Downloader(object):
 
     def _download(self, url: str, file_name: str) -> None:
         if not url:
-            raise PatchingFailed("No download to download")
+            raise DownloadFailure("No url provided to download")
         if self.file_status_check(
             self.config.temp_folder.joinpath(file_name), self.config.dry_run, url
         ):

src/downloader/github.py

@@ -8,7 +8,7 @@ from loguru import logger
 
 from src.config import RevancedConfig
 from src.downloader.download import Downloader
-from src.exceptions import PatchingFailed
+from src.exceptions import DownloadFailure
 from src.utils import handle_github_response, update_changelog
 
 
@@ -84,7 +84,9 @@ class Github(Downloader):
         try:
             filter_pattern = re.compile(asset_filter)
         except re.error as e:
-            raise PatchingFailed("Invalid regex pattern provided.") from e
+            raise DownloadFailure(
+                f"Invalid regex {asset_filter} pattern provided."
+            ) from e
         for asset in assets:
             assets_url = asset["browser_download_url"]
             assets_name = asset["name"]

src/downloader/uptodown.py

@@ -7,7 +7,7 @@ from loguru import logger
 
 from scripts.status_check import headers
 from src.downloader.download import Downloader
-from src.exceptions import AppNotFound
+from src.exceptions import UptoDownAPKDownloadFailure
 from src.utils import bs4_parser
 
 
@@ -20,7 +20,9 @@ class UptoDown(Downloader):
         soup = soup.find(id="detail-download-button")
         download_url = soup.get("data-url")
         if not download_url:
-            raise AppNotFound("Unable to download from uptodown.")
+            raise UptoDownAPKDownloadFailure(
+                f"Unable to download {app} from uptodown.", url=page
+            )
         self._download(download_url, f"{app}.apk")
         logger.debug(f"Downloaded {app} apk from upto_down_downloader in rt")
 
@@ -45,7 +47,9 @@ class UptoDown(Downloader):
                 download_url = version_item["data-url"]
                 break
         if download_url is None:
-            raise AppNotFound(f"Unable to get download url for {app}")
+            raise UptoDownAPKDownloadFailure(
+                f"Unable to download {app} from uptodown.", url=url
+            )
         self.extract_download_link(download_url, app)
         logger.debug(f"Downloaded {app} apk from upto_down_downloader in rt")
 

src/exceptions.py

@@ -16,6 +16,57 @@ class APKMirrorIconScrapFailure(Exception):
         self.url = kwargs.get("url", None)
 
 
+class DownloadFailure(Exception):
+    """Generic Download failure."""
+
+    def __init__(self, *args: Any, **kwargs: Any) -> None:
+        """Initialize the APKMirrorAPKDownloadFailure exception.
+
+        Args:
+            *args: Variable length argument list.
+            **kwargs: Arbitrary keyword arguments.
+                url (str, optional): The URL of the failed icon scraping. Defaults to None.
+        """
+        super().__init__(*args)
+        self.url = kwargs.get("url", None)
+
+
+class APKDownloadFailure(DownloadFailure):
+    """Exception raised when the apk cannot be scraped."""
+
+    pass
+
+
+class APKMirrorAPKDownloadFailure(APKDownloadFailure):
+    """Exception raised when downloading an APK from apkmirror failed."""
+
+    pass
+
+
+class APKMirrorAPKNotFound(APKDownloadFailure):
+    """Exception raised when apk doesn't exist on APKMirror."""
+
+    pass
+
+
+class UptoDownAPKDownloadFailure(APKDownloadFailure):
+    """Exception raised when downloading an APK from uptodown failed."""
+
+    pass
+
+
+class APKPureAPKDownloadFailure(APKDownloadFailure):
+    """Exception raised when downloading an APK from apkpure failed."""
+
+    pass
+
+
+class APKSosAPKDownloadFailure(APKDownloadFailure):
+    """Exception raised when downloading an APK from apksos failed."""
+
+    pass
+
+
 class PatchingFailed(Exception):
     """Patching Failed."""
 
@@ -28,7 +79,16 @@ class AppNotFound(ValueError):
     pass
 
 
-class PatchesJsonFailed(ValueError):
-    """Patches failed."""
+class PatchesJsonLoadFailed(ValueError):
+    """Failed to load patches json."""
 
-    pass
+    def __init__(self, *args: Any, **kwargs: Any) -> None:
+        """Initialize the PatchesJsonLoadFailed exception.
+
+        Args:
+            *args: Variable length argument list.
+            **kwargs: Arbitrary keyword arguments.
+                file_name (str, optional): The name of json file. Defaults to None.
+        """
+        super().__init__(*args)
+        self.file_name = kwargs.get("file_name", None)

src/patches.py

@@ -8,7 +8,7 @@ from loguru import logger
 
 from src.app import APP
 from src.config import RevancedConfig
-from src.exceptions import AppNotFound, PatchesJsonFailed
+from src.exceptions import AppNotFound, PatchesJsonLoadFailed
 
 
 class Patches(object):
@@ -66,7 +66,7 @@ class Patches(object):
         for package, app_tuple in Patches.revanced_app_ids.items():
             if app_tuple[0] == app:
                 return package
-        raise AppNotFound("App Not Found.")
+        raise AppNotFound(f"App {app} not supported yet.")
 
     @staticmethod
     def support_app() -> Dict[str, str]:
@@ -113,7 +113,7 @@ class Patches(object):
         app_names = {value[0]: value[1] for value in self.revanced_app_ids.values()}
 
         if not (app_name := app_names.get(app)):
-            raise AppNotFound(f"App '{app}' not found in the supported apps.")
+            raise AppNotFound(f"App {app} not supported yet.")
 
         patches = getattr(self, app_name)
         version = "latest"
@@ -176,4 +176,4 @@ class PatchLoader:
                 patches = json.load(f)
             return patches
         except FileNotFoundError as e:
-            raise PatchesJsonFailed() from e
+            raise PatchesJsonLoadFailed("File not found", file_name=file_name) from e

src/utils.py

@@ -9,7 +9,7 @@ from loguru import logger
 from requests import Response
 
 from src.config import RevancedConfig
-from src.exceptions import PatchingFailed
+from src.exceptions import DownloadFailure
 
 default_build = [
     "youtube",
@@ -71,7 +71,7 @@ def handle_github_response(response: Response) -> None:
     """Handle Get Request Response."""
     response_code = response.status_code
     if response_code != 200:
-        raise PatchingFailed(
+        raise DownloadFailure(
             f"Unable to downloaded assets from GitHub. Reason - {response.text}"
         )