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backend/app/utils/__init__.py

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+

backend/app/utils/auth.py

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+from functools import wraps
+
+from flask import jsonify
+from flask_jwt_extended import get_jwt, get_jwt_identity, verify_jwt_in_request
+
+from app.models import User
+
+
+def current_user() -> User | None:
+    identity = get_jwt_identity()
+    if not identity:
+        return None
+    return User.query.get(int(identity))
+
+
+def admin_required(fn):
+    @wraps(fn)
+    def wrapper(*args, **kwargs):
+        verify_jwt_in_request()
+        claims = get_jwt()
+        if not claims.get("is_admin", False):
+            return jsonify({"code": 403, "message": "需要管理员权限"}), 403
+        return fn(*args, **kwargs)
+
+    return wrapper

backend/app/utils/response.py

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+from flask import jsonify
+
+
+def ok(data=None, message="success"):
+    return jsonify({"code": 0, "message": message, "data": data or {}})
+
+
+def fail(message="error", code=400, data=None):
+    return jsonify({"code": code, "message": message, "data": data or {}}), code