Update core/file_scanner.py

core/file_scanner.py

@@ -41,4 +41,32 @@ class FileScanner:
                 raw_data = f.read(4096)
                 result = chardet.detect(raw_data)
                 encoding = result['encoding'] if result['confidence'] > 0.7 else 'utf-8'
-                
+            try:
+                with file_path.open('r', encoding=encoding) as f:
+                    return f.read(), encoding
+            except UnicodeDecodeError:
+                try:
+                    with file_path.open('r', encoding='cp932') as f:
+                        return f.read(), 'cp932'
+                except UnicodeDecodeError:
+                    return None, None
+        except (OSError, ValueError):
+            return None, None
+    
+    def scan_files(self) -> List[FileInfo]:
+        if not self.base_dir.exists():
+            raise FileNotFoundError(f"ディレクトリが見つかりません: {self.base_dir}")
+        
+        files = []
+        for entry in self.base_dir.glob("**/*"):
+            if entry.is_file() and self._should_scan_file(entry):
+                content, encoding = self._read_file_content(entry)
+                if content is not None:
+                    files.append(FileInfo(
+                        path=entry.absolute(),
+                        size=entry.stat().st_size,
+                        extension=entry.suffix.lower(),
+                        content=content,
+                        encoding=encoding
+                    ))
+        return sorted(files, key=lambda x: str(x.path))