refactor: 独立resprule为单独的包

pkg/qqbot/resprule/rules/regexp.py

@@ -0,0 +1,31 @@
+import re
+
+import mirai
+
+from .. import rule as rule_model
+from .. import entities
+
+
+class RegExpRule(rule_model.GroupRespondRule):
+
+    async def match(
+        self,
+        message_text: str,
+        message_chain: mirai.MessageChain,
+        rule_dict: dict
+    ) -> entities.RuleJudgeResult:
+        regexps = rule_dict['regexp']
+
+        for regexp in regexps:
+            match = re.match(regexp, message_text)
+
+            if match:
+                return entities.RuleJudgeResult(
+                    matching=True,
+                    replacement=message_chain,
+                )
+        
+        return entities.RuleJudgeResult(
+            matching=False,
+            replacement=message_chain
+        )