Files

73 lines
2.7 KiB
Python

import sqlite3
class NPCMemory:
def __init__(self):
self.conn = sqlite3.connect('npc_memory.db')
self.create_tables()
def create_tables(self):
self.conn.execute('''
CREATE TABLE IF NOT EXISTS npc_conversations (
npc_id TEXT,
player_id TEXT,
message TEXT,
response TEXT,
timestamp DATETIME DEFAULT CURRENT_TIMESTAMP
)
''')
self.conn.execute('''
CREATE TABLE IF NOT EXISTS npc_relationships (
npc_id TEXT,
player_id TEXT,
affinity INTEGER DEFAULT 0,
last_interaction DATETIME
)
''')
self.conn.commit()
def log_conversation(self, npc_id, player_id, message, response):
self.conn.execute(
'INSERT INTO npc_conversations (npc_id, player_id, message, response) VALUES (?, ?, ?, ?)',
(npc_id, player_id, message, response)
)
self.conn.commit()
def update_affinity(self, npc_id, player_id, delta):
cur = self.conn.cursor()
cur.execute('SELECT affinity FROM npc_relationships WHERE npc_id=? AND player_id=?', (npc_id, player_id))
row = cur.fetchone()
if row:
new_affinity = row[0] + delta
cur.execute('UPDATE npc_relationships SET affinity=?, last_interaction=CURRENT_TIMESTAMP WHERE npc_id=? AND player_id=?',
(new_affinity, npc_id, player_id))
else:
cur.execute('INSERT INTO npc_relationships (npc_id, player_id, affinity, last_interaction) VALUES (?, ?, ?, CURRENT_TIMESTAMP)',
(npc_id, player_id, delta))
self.conn.commit()
def get_conversation(self, npc_id, player_id, limit=3):
"""Return the last `limit` (default 3) (player_msg, npc_reply) tuples for this NPC/player."""
cursor = self.conn.execute(
'''
SELECT message, response FROM npc_conversations
WHERE npc_id = ? AND player_id = ?
ORDER BY timestamp DESC
LIMIT ?
''',
(npc_id, player_id, limit)
)
# Return in chronological order (oldest first)
rows = cursor.fetchall()
return rows[::-1]
def get_affinity(self, npc_id, player_id):
"""Return the affinity value for this NPC/player, or 0 if not set."""
cursor = self.conn.execute(
'''
SELECT affinity FROM npc_relationships
WHERE npc_id = ? AND player_id = ?
''',
(npc_id, player_id)
)
row = cursor.fetchone()
return row[0] if row else 0