import os import shutil import sqlite3 from PIL import Image from io import BytesIO class SorterEngine: DB_PATH = "/app/sorter_database.db" # --- DATABASE INITIALIZATION --- @staticmethod def init_db(): """Initializes SQLite tables for Profiles, Folder IDs, and Categories.""" conn = sqlite3.connect(SorterEngine.DB_PATH) cursor = conn.cursor() # Profile table supports 7 columns for independent paths and naming mode cursor.execute('''CREATE TABLE IF NOT EXISTS profiles (name TEXT PRIMARY KEY, tab1_target TEXT, tab2_target TEXT, tab2_control TEXT, tab4_source TEXT, tab4_out TEXT, mode TEXT)''') cursor.execute('''CREATE TABLE IF NOT EXISTS folder_ids (path TEXT PRIMARY KEY, folder_id INTEGER)''') cursor.execute('''CREATE TABLE IF NOT EXISTS categories (name TEXT PRIMARY KEY)''') # Seed default categories if empty cursor.execute("SELECT COUNT(*) FROM categories") if cursor.fetchone()[0] == 0: for cat in ["_TRASH", "Default", "Action", "Solo"]: cursor.execute("INSERT INTO categories VALUES (?)", (cat,)) conn.commit() conn.close() # --- PROFILE & PATH MANAGEMENT --- @staticmethod def save_tab_paths(profile_name, t1_t=None, t2_t=None, t2_c=None, t4_s=None, t4_o=None, mode=None): """Updates specific tab paths while preserving others in the DB.""" conn = sqlite3.connect(SorterEngine.DB_PATH) cursor = conn.cursor() cursor.execute("SELECT * FROM profiles WHERE name = ?", (profile_name,)) row = cursor.fetchone() if not row: row = (profile_name, "/storage", "/storage", "/storage", "/storage", "/storage", "id") new_values = ( profile_name, t1_t if t1_t is not None else row[1], t2_t if t2_t is not None else row[2], t2_c if t2_c is not None else row[3], t4_s if t4_s is not None else row[4], t4_o if t4_o is not None else row[5], mode if mode is not None else row[6] ) cursor.execute("INSERT OR REPLACE INTO profiles VALUES (?, ?, ?, ?, ?, ?, ?)", new_values) conn.commit() conn.close() @staticmethod def load_profiles(): """Loads all workspace presets from the database.""" conn = sqlite3.connect(SorterEngine.DB_PATH) cursor = conn.cursor() cursor.execute("SELECT * FROM profiles") rows = cursor.fetchall() conn.close() return {r[0]: {"tab1_target": r[1], "tab2_target": r[2], "tab2_control": r[3], "tab4_source": r[4], "tab4_out": r[5], "mode": r[6]} for r in rows} # --- IMAGE & ID SCANNING (CRITICAL) --- @staticmethod def get_images(path): """Standard image scanner for directories.""" exts = ('.jpg', '.jpeg', '.png', '.webp', '.bmp', '.tiff') if not path or not os.path.exists(path): return [] return sorted([f for f in os.listdir(path) if f.lower().endswith(exts)]) @staticmethod def get_id_mapping(path): """Maps idXXX prefixes to lists of filenames to handle collisions.""" mapping = {} images = SorterEngine.get_images(path) for f in images: if f.startswith("id") and "_" in f: prefix = f.split('_')[0] if prefix not in mapping: mapping[prefix] = [] mapping[prefix].append(f) return mapping @staticmethod def get_max_id_number(target_path): """Finds the highest idXXX_ prefix in a directory.""" max_id = 0 if not target_path or not os.path.exists(target_path): return 0 for f in os.listdir(target_path): if f.startswith("id") and "_" in f: try: num = int(f[2:].split('_')[0]) if num > max_id: max_id = num except: continue return max_id @staticmethod def get_folder_id(source_path): """Retrieves or generates a persistent ID for a specific folder.""" conn = sqlite3.connect(SorterEngine.DB_PATH) cursor = conn.cursor() cursor.execute("SELECT folder_id FROM folder_ids WHERE path = ?", (source_path,)) result = cursor.fetchone() if result: fid = result[0] else: cursor.execute("SELECT MAX(folder_id) FROM folder_ids") row = cursor.fetchone() fid = (row[0] + 1) if row and row[0] else 1 cursor.execute("INSERT INTO folder_ids VALUES (?, ?)", (source_path, fid)) conn.commit() conn.close() return fid # --- FILE MANIPULATION --- @staticmethod def harmonize_names(t_p, c_p): """Forces the control file to match the target name.""" t_name = os.path.basename(t_p) new_c_p = os.path.join(os.path.dirname(c_p), t_name) if os.path.exists(new_c_p) and c_p != new_c_p: root, ext = os.path.splitext(t_name) new_c_p = os.path.join(os.path.dirname(c_p), f"{root}_alt{ext}") os.rename(c_p, new_c_p) return new_c_p @staticmethod def re_id_file(old_path, new_id_prefix): """Changes the idXXX_ prefix to resolve collisions.""" dir_name = os.path.dirname(old_path) old_name = os.path.basename(old_path) name_no_id = old_name.split('_', 1)[1] if '_' in old_name else old_name new_name = f"{new_id_prefix}{name_no_id}" new_path = os.path.join(dir_name, new_name) os.rename(old_path, new_path) return new_path @staticmethod def move_to_unused_synced(t_p, c_p, t_root, c_root): """Moves a pair to 'unused' subfolders.""" t_name = os.path.basename(t_p) t_un = os.path.join(t_root, "unused", t_name) c_un = os.path.join(c_root, "unused", t_name) os.makedirs(os.path.dirname(t_un), exist_ok=True) os.makedirs(os.path.dirname(c_un), exist_ok=True) shutil.move(t_p, t_un) shutil.move(c_p, c_un) return t_un, c_un @staticmethod def restore_from_unused(t_p, c_p, t_root, c_root): """Moves files back from 'unused' to main folders.""" t_name = os.path.basename(t_p) t_dst = os.path.join(t_root, "selected_target", t_name) c_dst = os.path.join(c_root, "selected_control", t_name) os.makedirs(os.path.dirname(t_dst), exist_ok=True) os.makedirs(os.path.dirname(c_dst), exist_ok=True) shutil.move(t_p, t_dst) shutil.move(c_p, c_dst) return t_dst, c_dst @staticmethod def get_categories(): conn = sqlite3.connect(SorterEngine.DB_PATH) cursor = conn.cursor() cursor.execute("SELECT name FROM categories ORDER BY name ASC") cats = [r[0] for r in cursor.fetchall()] conn.close() return cats @staticmethod def add_category(name): conn = sqlite3.connect(SorterEngine.DB_PATH) cursor = conn.cursor() cursor.execute("INSERT OR IGNORE INTO categories VALUES (?)", (name,)) conn.commit() conn.close() @staticmethod def compress_for_web(path, quality): try: with Image.open(path) as img: buf = BytesIO() img.convert("RGB").save(buf, format="JPEG", quality=quality) return buf except: return None @staticmethod def revert_action(action): if action['type'] in ['unused', 'cat_move', 'move']: if os.path.exists(action['t_dst']): shutil.move(action['t_dst'], action['t_src']) if 'c_dst' in action and os.path.exists(action['c_dst']): shutil.move(action['c_dst'], action['c_src'])