Initial commit

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-05-31 18:43:18 +08:00
commit b553c957f3
30 changed files with 1879 additions and 0 deletions
@@ -0,0 +1,231 @@
+# database/db_manager.py
+import sqlite3
+from pathlib import Path
+from typing import Optional, List, Dict, Any
+from contextlib import contextmanager
+
+from utils.logger import logger
+from database.schema import PRAGMA_FOREIGN_KEYS, CREATE_TABLES_SQL, CREATE_INDEXES_SQL
+
+class DBManager:
+    def __init__(self, db_path: str = "comfygallery.db"):
+        self.db_path = db_path
+        self._initialize_db()
+
+    @contextmanager
+    def _get_connection(self):
+        conn = None
+        try:
+            conn = sqlite3.connect(self.db_path)
+            conn.execute(PRAGMA_FOREIGN_KEYS)
+            conn.row_factory = sqlite3.Row
+            yield conn
+        except sqlite3.Error as e:
+            logger.error(f"Ошибка соединения с БД {self.db_path}: {e}")
+            if conn:
+                conn.rollback()
+            raise
+        finally:
+            if conn:
+                conn.close()
+
+    def _initialize_db(self) -> bool:
+        try:
+            with self._get_connection() as conn:
+                cursor = conn.cursor()
+                cursor.executescript(CREATE_TABLES_SQL)
+                cursor.executescript(CREATE_INDEXES_SQL)
+                conn.commit()
+                return True
+        except sqlite3.Error as e:
+            logger.critical(f"Критическая ошибка инициализации БД: {e}")
+            return False
+
+    def add_folder(self, folder_path: str, parent_id: Optional[int] = None) -> Optional[int]:
+        if not folder_path:
+            return None
+        normalized_path = str(Path(folder_path).resolve().as_posix())
+        try:
+            with self._get_connection() as conn:
+                cursor = conn.cursor()
+                cursor.execute(
+                    "INSERT INTO folders (path, parent_id) VALUES (?, ?) "
+                    "ON CONFLICT(path) DO UPDATE SET parent_id=excluded.parent_id RETURNING id",
+                    (normalized_path, parent_id)
+                )
+                result = cursor.fetchone()
+                if not result:
+                    cursor.execute("SELECT id FROM folders WHERE path = ?", (normalized_path,))
+                    result = cursor.fetchone()
+                conn.commit()
+                return result[0] if result else None
+        except sqlite3.Error as e:
+            logger.error(f"Ошибка при добавлении папки {normalized_path}: {e}")
+            return None
+
+    def remove_folder_by_path(self, folder_path: str) -> bool:
+        normalized_path = str(Path(folder_path).resolve().as_posix())
+        try:
+            with self._get_connection() as conn:
+                cursor = conn.cursor()
+                cursor.execute("DELETE FROM folders WHERE path = ?", (normalized_path,))
+                conn.commit()
+                return cursor.rowcount > 0
+        except sqlite3.Error as e:
+            logger.error(f"Ошибка при удалении папки {normalized_path} из БД: {e}")
+            return False
+
+    def register_file(self, folder_id: int, filename: str, filepath: str, size: int, mtime: float) -> Optional[int]:
+        if not filename or not filepath:
+            return None
+        normalized_filepath = str(Path(filepath).resolve().as_posix())
+        try:
+            with self._get_connection() as conn:
+                cursor = conn.cursor()
+                cursor.execute(
+                    """
+                    INSERT INTO files (folder_id, filename, filepath, size, mtime)
+                    VALUES (?, ?, ?, ?, ?)
+                    ON CONFLICT(filepath) DO UPDATE SET
+                        size = excluded.size,
+                        mtime = excluded.mtime,
+                        folder_id = excluded.folder_id
+                    RETURNING id
+                    """,
+                    (folder_id, filename, normalized_filepath, size, mtime)
+                )
+                result = cursor.fetchone()
+                conn.commit()
+                return result[0] if result else None
+        except sqlite3.Error as e:
+            logger.error(f"Ошибка регистрации файла {normalized_filepath}: {e}")
+            return None
+
+    def remove_file_by_path(self, filepath: str) -> bool:
+        normalized_filepath = str(Path(filepath).resolve().as_posix())
+        try:
+            with self._get_connection() as conn:
+                cursor = conn.cursor()
+                cursor.execute("DELETE FROM files WHERE filepath = ?", (normalized_filepath,))
+                conn.commit()
+                return cursor.rowcount > 0
+        except sqlite3.Error as e:
+            logger.error(f"Ошибка удаления файла {normalized_filepath} из БД: {e}")
+            return False
+
+    def save_metadata(self, file_id: int, meta_payload: Dict[str, Any]) -> bool:
+        try:
+            with self._get_connection() as conn:
+                cursor = conn.cursor()
+                cursor.execute(
+                    """
+                    INSERT INTO metadata (
+                        file_id, prompt_json, workflow_json, positive_prompt, 
+                        negative_prompt, seed, model_name, sampler, steps, cfg
+                    ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+                    ON CONFLICT(file_id) DO UPDATE SET
+                        prompt_json = excluded.prompt_json,
+                        workflow_json = excluded.workflow_json,
+                        positive_prompt = excluded.positive_prompt,
+                        negative_prompt = excluded.negative_prompt,
+                        seed = excluded.seed,
+                        model_name = excluded.model_name,
+                        sampler = excluded.sampler,
+                        steps = excluded.steps,
+                        cfg = excluded.cfg
+                    """,
+                    (
+                        file_id,
+                        meta_payload.get("prompt_json"),
+                        meta_payload.get("workflow_json"),
+                        meta_payload.get("positive_prompt"),
+                        meta_payload.get("negative_prompt"),
+                        meta_payload.get("seed"),
+                        meta_payload.get("model_name"),
+                        meta_payload.get("sampler"),
+                        meta_payload.get("steps"),
+                        meta_payload.get("cfg")
+                    )
+                )
+                conn.commit()
+                return True
+        except sqlite3.Error as e:
+            logger.error(f"Ошибка при сохранении метаданных файла ID {file_id}: {e}")
+            return False
+
+    def get_files_in_folder(self, folder_path: str, search_query: str = "") -> List[Dict[str, Any]]:
+        normalized_path = str(Path(folder_path).resolve().as_posix())
+        try:
+            with self._get_connection() as conn:
+                cursor = conn.cursor()
+                if search_query:
+                    like_query = f"%{search_query}%"
+                    cursor.execute(
+                        """
+                        SELECT f.id, f.filename, f.filepath, f.rating, f.favorite,
+                               CASE WHEN m.workflow_json IS NOT NULL AND m.workflow_json != '' THEN 1 ELSE 0 END as has_workflow
+                        FROM files f
+                        JOIN folders fo ON f.folder_id = fo.id
+                        LEFT JOIN metadata m ON f.id = m.file_id
+                        WHERE fo.path = ? AND (f.filename LIKE ? OR m.positive_prompt LIKE ? OR m.negative_prompt LIKE ?)
+                        ORDER BY f.filename ASC
+                        """,
+                        (normalized_path, like_query, like_query, like_query)
+                    )
+                else:
+                    cursor.execute(
+                        """
+                        SELECT f.id, f.filename, f.filepath, f.rating, f.favorite,
+                               CASE WHEN m.workflow_json IS NOT NULL AND m.workflow_json != '' THEN 1 ELSE 0 END as has_workflow
+                        FROM files f
+                        JOIN folders fo ON f.folder_id = fo.id
+                        LEFT JOIN metadata m ON f.id = m.file_id
+                        WHERE fo.path = ?
+                        ORDER BY f.filename ASC
+                        """,
+                        (normalized_path,)
+                    )
+                return [dict(row) for row in cursor.fetchall()]
+        except sqlite3.Error as e:
+            logger.error(f"Ошибка получения файлов в папке {normalized_path}: {e}")
+            return []
+
+    def get_file_details(self, file_id: int) -> Optional[Dict[str, Any]]:
+        try:
+            with self._get_connection() as conn:
+                cursor = conn.cursor()
+                cursor.execute(
+                    """
+                    SELECT f.id, f.filename, f.filepath, f.rating, f.favorite,
+                           m.prompt_json, m.workflow_json, m.positive_prompt, m.negative_prompt,
+                           m.seed, m.model_name, m.sampler, m.steps, m.cfg
+                    FROM files f
+                    LEFT JOIN metadata m ON f.id = m.file_id
+                    WHERE f.id = ?
+                    """,
+                    (file_id,)
+                )
+                row = cursor.fetchone()
+                return dict(row) if row else None
+        except sqlite3.Error as e:
+            logger.error(f"Ошибка получения деталей файла ID {file_id}: {e}")
+            return None
+
+    def update_file_details(self, file_id: int, positive: str, negative: str, rating: int) -> bool:
+        try:
+            with self._get_connection() as conn:
+                cursor = conn.cursor()
+                cursor.execute("UPDATE files SET rating = ? WHERE id = ?", (rating, file_id))
+                cursor.execute(
+                    """
+                    UPDATE metadata 
+                    SET positive_prompt = ?, negative_prompt = ?
+                    WHERE file_id = ?
+                    """,
+                    (positive, negative, file_id)
+                )
+                conn.commit()
+                return True
+        except sqlite3.Error as e:
+            logger.error(f"Ошибка при сохранении правок для файла ID {file_id}: {e}")
+            return False