refactor: filter和ignore独立成新的cntfilter包

pkg/config/impls/json.py

@@ -0,0 +1,44 @@
+import os
+import shutil
+import json
+
+from .. import model as file_model
+
+
+class JSONConfigFile(file_model.ConfigFile):
+    """JSON配置文件"""
+
+    config_file_name: str = None
+    """配置文件名"""
+
+    template_file_name: str = None
+    """模板文件名"""
+
+    def __init__(self, config_file_name: str, template_file_name: str) -> None:
+        self.config_file_name = config_file_name
+        self.template_file_name = template_file_name
+
+    def exists(self) -> bool:
+        return os.path.exists(self.config_file_name)
+
+    async def create(self):
+        shutil.copyfile(self.template_file_name, self.config_file_name)
+
+    async def load(self) -> dict:
+
+        with open(self.config_file_name, 'r', encoding='utf-8') as f:
+            cfg = json.load(f)
+
+        # 从模板文件中进行补全
+        with open(self.template_file_name, 'r', encoding='utf-8') as f:
+            template_cfg = json.load(f)
+
+        for key in template_cfg:
+            if key not in cfg:
+                cfg[key] = template_cfg[key]
+
+        return cfg
+    
+    async def save(self, cfg: dict):
+        with open(self.config_file_name, 'w', encoding='utf-8') as f:
+            json.dump(cfg, f, indent=4, ensure_ascii=False)