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code/utils/core_initialize.py

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+# 初始化基类
+from fuadmin import settings
+
+
+class CoreInitialize:
+    """
+    使用方法：继承此类，重写 run方法，在 run 中调用 save 进行数据初始化
+    """
+    creator_id = None
+    reset = False
+
+    def __init__(self, reset=False, creator_id=None):
+        """
+        reset: 是否重置初始化数据
+        creator_id: 创建人id
+        """
+        self.reset = reset or self.reset
+        self.creator_id = creator_id or self.creator_id
+
+    def save(self, obj, data: list, name=None, no_reset=False):
+        name = name or obj._meta.verbose_name
+        print(f"正在初始化[{obj._meta.label} => {name}]")
+        if not no_reset and self.reset and obj not in settings.INITIALIZE_RESET_LIST:
+            try:
+                obj.objects.all().delete()
+                settings.INITIALIZE_RESET_LIST.append(obj)
+            except Exception:
+                pass
+        for ele in data:
+            m2m_dict = {}
+            new_data = {}
+            for key, value in ele.items():
+                # 判断传的 value 为 list 的多对多进行抽离，使用set 进行更新
+                if isinstance(value, list):
+                    m2m_dict[key] = value
+                else:
+                    new_data[key] = value
+            object, _ = obj.objects.get_or_create(id=ele.get("id"), defaults=new_data)
+            for key, m2m in m2m_dict.items():
+                m2m = list(set(m2m))
+                if m2m and len(m2m) > 0 and m2m[0]:
+                    exec(f"""
+if object.{key}:
+    values_list = object.{key}.all().values_list('id', flat=True)
+    values_list = list(set(list(values_list) + {m2m}))
+    object.{key}.set(values_list)
+""")
+        print(f"初始化完成[{obj._meta.label} => {name}]")
+
+    def run(self):
+        raise NotImplementedError('.run() must be overridden')