feat: add superadmin user library detail

backend/docs/swagger.json

@@ -2173,6 +2173,66 @@
                 }
             }
         },
+        "/super/v1/users/{id}/library": {
+            "get": {
+                "description": "List purchased contents of a user",
+                "consumes": [
+                    "application/json"
+                ],
+                "produces": [
+                    "application/json"
+                ],
+                "tags": [
+                    "User"
+                ],
+                "summary": "List user library",
+                "parameters": [
+                    {
+                        "type": "integer",
+                        "format": "int64",
+                        "description": "User ID",
+                        "name": "id",
+                        "in": "path",
+                        "required": true
+                    },
+                    {
+                        "type": "integer",
+                        "description": "Page number",
+                        "name": "page",
+                        "in": "query"
+                    },
+                    {
+                        "type": "integer",
+                        "description": "Page size",
+                        "name": "limit",
+                        "in": "query"
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "OK",
+                        "schema": {
+                            "allOf": [
+                                {
+                                    "$ref": "#/definitions/requests.Pager"
+                                },
+                                {
+                                    "type": "object",
+                                    "properties": {
+                                        "items": {
+                                            "type": "array",
+                                            "items": {
+                                                "$ref": "#/definitions/dto.SuperUserLibraryItem"
+                                            }
+                                        }
+                                    }
+                                }
+                            ]
+                        }
+                    }
+                }
+            }
+        },
         "/super/v1/users/{id}/likes": {
             "get": {
                 "description": "List user's liked contents",
@@ -5370,6 +5430,19 @@
         }
     },
     "definitions": {
+        "consts.ContentAccessStatus": {
+            "type": "string",
+            "enum": [
+                "active",
+                "revoked",
+                "expired"
+            ],
+            "x-enum-varnames": [
+                "ContentAccessStatusActive",
+                "ContentAccessStatusRevoked",
+                "ContentAccessStatusExpired"
+            ]
+        },
         "consts.ContentStatus": {
             "type": "string",
             "enum": [
@@ -7908,6 +7981,82 @@
                 }
             }
         },
+        "dto.SuperUserLibraryItem": {
+            "type": "object",
+            "properties": {
+                "access_id": {
+                    "description": "AccessID 访问记录ID。",
+                    "type": "integer"
+                },
+                "access_status": {
+                    "description": "AccessStatus 访问状态。",
+                    "allOf": [
+                        {
+                            "$ref": "#/definitions/consts.ContentAccessStatus"
+                        }
+                    ]
+                },
+                "access_status_description": {
+                    "description": "AccessStatusDescription 访问状态描述（用于展示）。",
+                    "type": "string"
+                },
+                "accessed_at": {
+                    "description": "AccessedAt 获取访问权限时间（RFC3339）。",
+                    "type": "string"
+                },
+                "amount_paid": {
+                    "description": "AmountPaid 该内容实付金额（分）。",
+                    "type": "integer"
+                },
+                "content": {
+                    "description": "Content 内容详情（含租户/作者/价格）。",
+                    "allOf": [
+                        {
+                            "$ref": "#/definitions/dto.AdminContentItem"
+                        }
+                    ]
+                },
+                "content_id": {
+                    "description": "ContentID 内容ID。",
+                    "type": "integer"
+                },
+                "order_id": {
+                    "description": "OrderID 订单ID。",
+                    "type": "integer"
+                },
+                "order_status": {
+                    "description": "OrderStatus 订单状态。",
+                    "allOf": [
+                        {
+                            "$ref": "#/definitions/consts.OrderStatus"
+                        }
+                    ]
+                },
+                "order_status_description": {
+                    "description": "OrderStatusDescription 订单状态描述（用于展示）。",
+                    "type": "string"
+                },
+                "order_type": {
+                    "description": "OrderType 订单类型。",
+                    "allOf": [
+                        {
+                            "$ref": "#/definitions/consts.OrderType"
+                        }
+                    ]
+                },
+                "paid_at": {
+                    "description": "PaidAt 支付时间（RFC3339）。",
+                    "type": "string"
+                },
+                "snapshot": {
+                    "description": "Snapshot 下单快照（内容标题/金额等）。"
+                },
+                "tenant_id": {
+                    "description": "TenantID 内容所属租户ID。",
+                    "type": "integer"
+                }
+            }
+        },
         "dto.SuperUserLite": {
             "type": "object",
             "properties": {