File size: 13,012 Bytes
526927a
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
#!/usr/bin/env python3
"""
๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ๊ด€๋ฆฌ ๋ชจ๋“ˆ
SQLite๋ฅผ ์‚ฌ์šฉํ•œ ์ฑ„ํŒ… ํžˆ์Šคํ† ๋ฆฌ ๋ฐ ์‚ฌ์šฉ์ž ๋ฐ์ดํ„ฐ ๊ด€๋ฆฌ
"""

import sqlite3
import logging
import json
from datetime import datetime
from typing import List, Dict, Any, Optional
from pathlib import Path

logger = logging.getLogger(__name__)

class DatabaseManager:
    """SQLite ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ๊ด€๋ฆฌ ํด๋ž˜์Šค"""
    
    def __init__(self, db_path: str = "./lily_llm.db"):
        self.db_path = Path(db_path)
        self.db_path.parent.mkdir(exist_ok=True)
        self.init_database()
    
    def init_database(self):
        """๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ์ดˆ๊ธฐํ™” ๋ฐ ํ…Œ์ด๋ธ” ์ƒ์„ฑ"""
        try:
            with sqlite3.connect(self.db_path) as conn:
                cursor = conn.cursor()
                
                # ์‚ฌ์šฉ์ž ํ…Œ์ด๋ธ”
                cursor.execute("""
                    CREATE TABLE IF NOT EXISTS users (
                        user_id TEXT PRIMARY KEY,
                        username TEXT,
                        email TEXT,
                        created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
                        last_login TIMESTAMP,
                        is_active BOOLEAN DEFAULT TRUE
                    )
                """)
                
                # ์ฑ„ํŒ… ์„ธ์…˜ ํ…Œ์ด๋ธ”
                cursor.execute("""
                    CREATE TABLE IF NOT EXISTS chat_sessions (
                        session_id TEXT PRIMARY KEY,
                        user_id TEXT,
                        session_name TEXT,
                        created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
                        last_activity TIMESTAMP,
                        is_active BOOLEAN DEFAULT TRUE,
                        FOREIGN KEY (user_id) REFERENCES users (user_id)
                    )
                """)
                
                # ์ฑ„ํŒ… ๋ฉ”์‹œ์ง€ ํ…Œ์ด๋ธ”
                cursor.execute("""
                    CREATE TABLE IF NOT EXISTS chat_messages (
                        message_id INTEGER PRIMARY KEY AUTOINCREMENT,
                        session_id TEXT,
                        user_id TEXT,
                        message_type TEXT CHECK(message_type IN ('user', 'assistant', 'system')),
                        content TEXT,
                        metadata TEXT,
                        timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
                        FOREIGN KEY (session_id) REFERENCES chat_sessions (session_id),
                        FOREIGN KEY (user_id) REFERENCES users (user_id)
                    )
                """)
                
                # ๋ฌธ์„œ ์ •๋ณด ํ…Œ์ด๋ธ”
                cursor.execute("""
                    CREATE TABLE IF NOT EXISTS documents (
                        document_id TEXT PRIMARY KEY,
                        user_id TEXT,
                        filename TEXT,
                        file_type TEXT,
                        file_size INTEGER,
                        upload_date TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
                        last_accessed TIMESTAMP,
                        is_active BOOLEAN DEFAULT TRUE,
                        metadata TEXT,
                        FOREIGN KEY (user_id) REFERENCES users (user_id)
                    )
                """)
                
                # RAG ์ฟผ๋ฆฌ ํžˆ์Šคํ† ๋ฆฌ ํ…Œ์ด๋ธ”
                cursor.execute("""
                    CREATE TABLE IF NOT EXISTS rag_queries (
                        query_id INTEGER PRIMARY KEY AUTOINCREMENT,
                        user_id TEXT,
                        document_id TEXT,
                        query_text TEXT,
                        response_text TEXT,
                        processing_time REAL,
                        search_results INTEGER,
                        query_type TEXT CHECK(query_type IN ('text', 'hybrid')),
                        timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
                        FOREIGN KEY (user_id) REFERENCES users (user_id),
                        FOREIGN KEY (document_id) REFERENCES documents (document_id)
                    )
                """)
                
                conn.commit()
                logger.info("โœ… ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ์ดˆ๊ธฐํ™” ์™„๋ฃŒ")
                
        except Exception as e:
            logger.error(f"โŒ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ์ดˆ๊ธฐํ™” ์‹คํŒจ: {e}")
            raise
    
    def add_user(self, user_id: str, username: str = None, email: str = None) -> bool:
        """์‚ฌ์šฉ์ž ์ถ”๊ฐ€"""
        try:
            with sqlite3.connect(self.db_path) as conn:
                cursor = conn.cursor()
                cursor.execute("""
                    INSERT OR REPLACE INTO users (user_id, username, email, last_login)
                    VALUES (?, ?, ?, CURRENT_TIMESTAMP)
                """, (user_id, username, email))
                conn.commit()
                logger.info(f"โœ… ์‚ฌ์šฉ์ž ์ถ”๊ฐ€ ์™„๋ฃŒ: {user_id}")
                return True
        except Exception as e:
            logger.error(f"โŒ ์‚ฌ์šฉ์ž ์ถ”๊ฐ€ ์‹คํŒจ: {e}")
            return False
    
    def get_user(self, user_id: str) -> Optional[Dict[str, Any]]:
        """์‚ฌ์šฉ์ž ์ •๋ณด ์กฐํšŒ"""
        try:
            with sqlite3.connect(self.db_path) as conn:
                cursor = conn.cursor()
                cursor.execute("SELECT * FROM users WHERE user_id = ?", (user_id,))
                row = cursor.fetchone()
                
                if row:
                    columns = [description[0] for description in cursor.description]
                    return dict(zip(columns, row))
                return None
        except Exception as e:
            logger.error(f"โŒ ์‚ฌ์šฉ์ž ์กฐํšŒ ์‹คํŒจ: {e}")
            return None
    
    def create_chat_session(self, user_id: str, session_name: str = None) -> Optional[str]:
        """์ฑ„ํŒ… ์„ธ์…˜ ์ƒ์„ฑ"""
        try:
            session_id = f"session_{user_id}_{datetime.now().strftime('%Y%m%d_%H%M%S')}"
            
            with sqlite3.connect(self.db_path) as conn:
                cursor = conn.cursor()
                cursor.execute("""
                    INSERT INTO chat_sessions (session_id, user_id, session_name, last_activity)
                    VALUES (?, ?, ?, CURRENT_TIMESTAMP)
                """, (session_id, user_id, session_name))
                conn.commit()
                
                logger.info(f"โœ… ์ฑ„ํŒ… ์„ธ์…˜ ์ƒ์„ฑ ์™„๋ฃŒ: {session_id}")
                return session_id
        except Exception as e:
            logger.error(f"โŒ ์ฑ„ํŒ… ์„ธ์…˜ ์ƒ์„ฑ ์‹คํŒจ: {e}")
            return None
    
    def add_chat_message(self, session_id: str, user_id: str, message_type: str, 
                        content: str, metadata: Dict[str, Any] = None) -> bool:
        """์ฑ„ํŒ… ๋ฉ”์‹œ์ง€ ์ถ”๊ฐ€"""
        try:
            with sqlite3.connect(self.db_path) as conn:
                cursor = conn.cursor()
                
                # ๋ฉ”์‹œ์ง€ ์ถ”๊ฐ€
                cursor.execute("""
                    INSERT INTO chat_messages (session_id, user_id, message_type, content, metadata)
                    VALUES (?, ?, ?, ?, ?)
                """, (session_id, user_id, message_type, content, 
                     json.dumps(metadata) if metadata else None))
                
                # ์„ธ์…˜ ํ™œ๋™ ์‹œ๊ฐ„ ์—…๋ฐ์ดํŠธ
                cursor.execute("""
                    UPDATE chat_sessions SET last_activity = CURRENT_TIMESTAMP
                    WHERE session_id = ?
                """, (session_id,))
                
                conn.commit()
                logger.info(f"โœ… ๋ฉ”์‹œ์ง€ ์ถ”๊ฐ€ ์™„๋ฃŒ: {message_type}")
                return True
        except Exception as e:
            logger.error(f"โŒ ๋ฉ”์‹œ์ง€ ์ถ”๊ฐ€ ์‹คํŒจ: {e}")
            return False
    
    def get_chat_history(self, session_id: str, limit: int = 50) -> List[Dict[str, Any]]:
        """์ฑ„ํŒ… ํžˆ์Šคํ† ๋ฆฌ ์กฐํšŒ"""
        try:
            with sqlite3.connect(self.db_path) as conn:
                cursor = conn.cursor()
                cursor.execute("""
                    SELECT * FROM chat_messages 
                    WHERE session_id = ? 
                    ORDER BY timestamp DESC 
                    LIMIT ?
                """, (session_id, limit))
                
                rows = cursor.fetchall()
                columns = [description[0] for description in cursor.description]
                
                messages = []
                for row in reversed(rows):  # ์‹œ๊ฐ„์ˆœ์œผ๋กœ ์ •๋ ฌ
                    message = dict(zip(columns, row))
                    if message['metadata']:
                        message['metadata'] = json.loads(message['metadata'])
                    messages.append(message)
                
                return messages
        except Exception as e:
            logger.error(f"โŒ ์ฑ„ํŒ… ํžˆ์Šคํ† ๋ฆฌ ์กฐํšŒ ์‹คํŒจ: {e}")
            return []
    
    def add_document_record(self, document_id: str, user_id: str, filename: str,
                           file_type: str, file_size: int, metadata: Dict[str, Any] = None) -> bool:
        """๋ฌธ์„œ ์ •๋ณด ์ถ”๊ฐ€"""
        try:
            with sqlite3.connect(self.db_path) as conn:
                cursor = conn.cursor()
                cursor.execute("""
                    INSERT INTO documents (document_id, user_id, filename, file_type, file_size, metadata)
                    VALUES (?, ?, ?, ?, ?, ?)
                """, (document_id, user_id, filename, file_type, file_size,
                     json.dumps(metadata) if metadata else None))
                conn.commit()
                
                logger.info(f"โœ… ๋ฌธ์„œ ์ •๋ณด ์ถ”๊ฐ€ ์™„๋ฃŒ: {document_id}")
                return True
        except Exception as e:
            logger.error(f"โŒ ๋ฌธ์„œ ์ •๋ณด ์ถ”๊ฐ€ ์‹คํŒจ: {e}")
            return False
    
    def add_rag_query(self, user_id: str, document_id: str, query_text: str,
                     response_text: str, processing_time: float, search_results: int,
                     query_type: str = 'text') -> bool:
        """RAG ์ฟผ๋ฆฌ ํžˆ์Šคํ† ๋ฆฌ ์ถ”๊ฐ€"""
        try:
            with sqlite3.connect(self.db_path) as conn:
                cursor = conn.cursor()
                cursor.execute("""
                    INSERT INTO rag_queries (user_id, document_id, query_text, response_text, 
                                          processing_time, search_results, query_type)
                    VALUES (?, ?, ?, ?, ?, ?, ?)
                """, (user_id, document_id, query_text, response_text, 
                     processing_time, search_results, query_type))
                conn.commit()
                
                logger.info(f"โœ… RAG ์ฟผ๋ฆฌ ํžˆ์Šคํ† ๋ฆฌ ์ถ”๊ฐ€ ์™„๋ฃŒ")
                return True
        except Exception as e:
            logger.error(f"โŒ RAG ์ฟผ๋ฆฌ ํžˆ์Šคํ† ๋ฆฌ ์ถ”๊ฐ€ ์‹คํŒจ: {e}")
            return False
    
    def get_user_documents(self, user_id: str) -> List[Dict[str, Any]]:
        """์‚ฌ์šฉ์ž์˜ ๋ฌธ์„œ ๋ชฉ๋ก ์กฐํšŒ"""
        try:
            with sqlite3.connect(self.db_path) as conn:
                cursor = conn.cursor()
                cursor.execute("""
                    SELECT * FROM documents 
                    WHERE user_id = ? AND is_active = TRUE
                    ORDER BY upload_date DESC
                """, (user_id,))
                
                rows = cursor.fetchall()
                columns = [description[0] for description in cursor.description]
                
                documents = []
                for row in rows:
                    doc = dict(zip(columns, row))
                    if doc['metadata']:
                        doc['metadata'] = json.loads(doc['metadata'])
                    documents.append(doc)
                
                return documents
        except Exception as e:
            logger.error(f"โŒ ์‚ฌ์šฉ์ž ๋ฌธ์„œ ๋ชฉ๋ก ์กฐํšŒ ์‹คํŒจ: {e}")
            return []
    
    def get_user_sessions(self, user_id: str) -> List[Dict[str, Any]]:
        """์‚ฌ์šฉ์ž์˜ ์ฑ„ํŒ… ์„ธ์…˜ ๋ชฉ๋ก ์กฐํšŒ"""
        try:
            with sqlite3.connect(self.db_path) as conn:
                cursor = conn.cursor()
                cursor.execute("""
                    SELECT * FROM chat_sessions 
                    WHERE user_id = ? AND is_active = TRUE
                    ORDER BY last_activity DESC
                """, (user_id,))
                
                rows = cursor.fetchall()
                columns = [description[0] for description in cursor.description]
                
                sessions = []
                for row in rows:
                    sessions.append(dict(zip(columns, row)))
                
                return sessions
        except Exception as e:
            logger.error(f"โŒ ์‚ฌ์šฉ์ž ์„ธ์…˜ ๋ชฉ๋ก ์กฐํšŒ ์‹คํŒจ: {e}")
            return []

# ์ „์—ญ ์ธ์Šคํ„ด์Šค
db_manager = DatabaseManager()