fix(cursed-hr): fallback to source dir if tmp dir not working

src/cursed_hr/cursed_hr.py

@@ -23,6 +23,7 @@
 from pathlib import Path
 from typing import Any, BinaryIO
 
+import platformdirs
 import zstandard as zstd
 from gallia.log import PenlogPriority, PenlogRecord
 from gallia.services.uds.core.service import NegativeResponse, UDSRequest, UDSResponse
@@ -261,14 +262,9 @@ def uncompressed_file(self) -> BinaryIO:
         self.window.addstr(f"Loading contents from {self.in_file}")
         self.window.refresh()
 
-        try:
-            if self.in_file.suffix in [".zst", ".gz"]:
-                self.window.erase()
-                self.window.addstr(f"Loading contents from {self.in_file}: Decompressing file ...")
-                self.window.refresh()
-
-                file = tempfile.TemporaryFile()
+        if self.in_file.suffix in [".zst", ".gz"]:
 
+            def copy_to_file(tmp_file: Any) -> None:
                 match self.in_file.suffix:
                     case ".zst":
                         with self.in_file.open("rb") as in_file:
@@ -277,14 +273,37 @@ def uncompressed_file(self) -> BinaryIO:
                     case ".gz":
                         with gzip.open(self.in_file, "rb") as in_file:
                             shutil.copyfileobj(in_file, file)
-            else:
-                file = self.in_file.open("rb")  # type: ignore
 
-            file.flush()
+                tmp_file.flush()
 
-            return file
-        except Exception as e:
-            raise ValueError("Unsupported file format") from e
+            self.window.erase()
+            self.window.addstr(f"Loading contents from {self.in_file}: Decompressing file ...")
+            self.window.refresh()
+
+            file = tempfile.TemporaryFile()
+
+            try:
+                try:
+                    copy_to_file(file)
+                except OSError:
+                    file.close()
+
+                    self.window.erase()
+                    self.window.addstr(
+                        f"Could not decompress to {tempfile.gettempdir()}. Trying to decompress to source directory ..."
+                    )
+                    self.window.refresh()
+
+                    file = tempfile.TemporaryFile(dir=platformdirs.user_cache_dir())
+
+                    copy_to_file(file)
+            except:
+                file.close()
+                raise
+        else:
+            file = self.in_file.open("rb")  # type: ignore
+
+        return file
 
     def parse_structure(self, file: BinaryIO | mmap.mmap) -> None:
         """