94 lines
3.6 KiB
Python
94 lines
3.6 KiB
Python
import sqlite3
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import datetime
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class Rule:
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def __init__(self, input_pattern, output_pattern):
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self.input_pattern = input_pattern
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self.output_pattern = output_pattern
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def match(self, user_input):
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# Implement matching logic here
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# For example, you can check if the user_input matches the input_pattern
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# using a regular expression or any other suitable matching technique
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return self.input_pattern in user_input
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def update(self, user_input, user_feedback):
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# Implement rule update logic here
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pass
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class RuleDB:
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def __init__(self, db_name):
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self.conn = sqlite3.connect(db_name)
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self.cursor = self.conn.cursor()
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# Create rules table if not exists
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self.cursor.execute('''CREATE TABLE IF NOT EXISTS rules
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(input_pattern TEXT PRIMARY KEY, output_pattern TEXT, last_changed TEXT)''')
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self.conn.commit()
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def add_rule(self, rule):
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# Add rule to the database, handle exceptions if rule already exists
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try:
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self.cursor.execute("INSERT INTO rules (input_pattern, output_pattern, last_changed) VALUES (?, ?, ?)",
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(rule.input_pattern, rule.output_pattern, str(datetime.datetime.now())))
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self.conn.commit()
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except sqlite3.IntegrityError:
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print("Rule already exists in the database.")
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def update_rule(self, rule):
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# Update the rule in the database
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self.cursor.execute("UPDATE rules SET output_pattern = ?, last_changed = ? WHERE input_pattern = ?",
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(rule.output_pattern, str(datetime.datetime.now()), rule.input_pattern))
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self.conn.commit()
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def get_rules(self):
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# Retrieve rules from the database
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self.cursor.execute("SELECT input_pattern, output_pattern FROM rules")
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rows = self.cursor.fetchall()
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rules = []
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for row in rows:
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input_pattern, output_pattern = row
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rule = Rule(input_pattern, output_pattern)
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rules.append(rule)
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return rules
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class RuleEngine:
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def __init__(self, rule_db):
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self.rules = []
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self.rule_db = rule_db
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# Load rules from database
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self.load_rules_from_db()
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def add_rule(self, rule):
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# Add rule to the RuleDB
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self.rule_db.add_rule(rule)
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def match_rule(self, user_input):
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# Implement rule matching logic here
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# Iterate through the rules and check if the user_input matches any of the input_patterns
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# using the match() method of each rule
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for rule in self.rules:
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if rule.match(user_input):
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return rule
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return None
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def update_rule(self, user_input, user_feedback):
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# Find the matching rule based on user input
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matching_rule = self.match_rule(user_input)
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if matching_rule:
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# Update the matching rule with user feedback
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matching_rule.update(user_input, user_feedback)
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# Update the rule in the RuleDB
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self.rule_db.update_rule(matching_rule)
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def load_rules_from_db(self):
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# Load rules from the RuleDB and populate the rules list
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self.rules = self.rule_db.get_rules()
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def process_message(self, user_input):
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# Implement message processing logic here
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# For example, you can call match_rule() to find the matching rule,
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# and return the corresponding output pattern from the matched rule.
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matching_rule = self.match_rule(user_input)
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if matching_rule:
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return matching_rule.output_pattern |