init

common.py

@@ -0,0 +1,30 @@
+import logging
+import zipfile
+from pathlib import Path, PurePath
+from typing import NamedTuple
+
+logger = logging.getLogger(__name__)
+
+
+class ExtractTask(NamedTuple):
+    old_path: zipfile.Path
+    new_path: Path | PurePath
+
+
+def extract(task: ExtractTask):
+    logger.debug(f"{task.old_path} -> {task.new_path}")
+    with task.old_path.open("rb") as src_file:
+        with Path(task.new_path).open("wb") as target_file:
+            while True:
+                if chunk := src_file.read(4096):
+                    target_file.write(chunk)
+                else:
+                    break
+
+
+class ArcaeaApkParser:
+    def __init__(self, zf: zipfile.ZipFile):
+        self.zf = zf
+
+    def parse(self) -> list[ExtractTask]:
+        raise NotImplementedError()