{
  "apiVersion": "yingce.plugin/v2",
  "id": "dashscope-wan-video",
  "name": "DashScope Wan Video",
  "version": "2.0.0",
  "author": "Alibaba Cloud / 影策",
  "description": "DashScope Wan Video 独立请求协议插件。",
  "documentation": "# DashScope Wan Video\n\n该目录是独立官方协议插件源码。后端从生成的 `dashscope-wan-video.yingce-plugin` 包加载，不依赖系统内置 `host:` 适配器。\n\n完整接口见 [docs/interface.md](docs/interface.md)。\n\n---\n\n# DashScope Wan Video 接口字段\n\n## 协议身份\n\n- 插件 ID：`dashscope-wan-video`。\n- Provider ID：`dashscope-wan-video`。\n- 能力：`video`。\n- 默认 Base URL：`https://dashscope.aliyuncs.com`。\n- 鉴权驱动：`bearer`。\n- 创建：`POST /api/v1/services/aigc/video-generation/video-synthesis`。\n- 查询：`GET /api/v1/tasks/{{taskId}}`。\n\n## 配置字段\n\n| 字段 | 类型 | 必填 | 含义 |\n| --- | --- | --- | --- |\n| `apiKey` | secret | 是 | API Key |\n\n## 统一字段映射\n\n| 统一字段 | 类型 | 必填 | 上游映射 | 说明 |\n| --- | --- | --- | --- | --- |\n| `model` | string | 是 | `model` | 视频模型 ID。 |\n| `prompt` | string | 是 | `prompt/content/input` | 视频提示词。 |\n| `images` | media[] | 否 | `first/last/reference image` | 显式 role 图片输入。 |\n| `videos` | media[] | 否 | `reference video` | 参考视频。 |\n| `audios` | media[] | 否 | `reference audio/voice` | 参考音频或音色。 |\n| `duration` | integer | 否 | `duration/seconds` | 时长秒数。 |\n| `aspectRatio` | string | 否 | `ratio/aspect_ratio/size` | 画幅比例或尺寸。 |\n| `resolution` | string | 否 | `resolution` | 分辨率档位。 |\n| `generateAudio` | boolean | 否 | `generate_audio` | 是否生成音频。 |\n| `watermark` | boolean | 否 | `watermark` | 水印开关。 |\n| `providerOptions` | object | 否 | `provider-specific fields` | 插件命名空间内的厂商扩展字段。 |\n\n## 上游请求模板逐字段清单\n\n下表由插件请求模板生成，覆盖 body、query、headers 和 multipart 文件声明中的每个字段。\n\n| 上游位置 | 值或转换表达式 |\n| --- | --- |\n| `create.method` | `\"POST\"` |\n| `create.path` | `\"/api/v1/services/aigc/video-generation/video-synthesis\"` |\n| `create.contentType` | `\"application/json\"` |\n| `create.body.model` | `{\"$ref\":\"request.model\"}` |\n| `create.body.input.prompt` | `{\"$ref\":\"request.prompt\"}` |\n| `create.body.input.negative_prompt` | `{\"$omitEmpty\":{\"$ref\":\"request.providerOptions.dashscope-wan-video.negative_prompt\"}}` |\n| `create.body.input.img_url` | `{\"$omitEmpty\":{\"$if\":{\"condition\":{\"$and\":[{\"$ne\":[{\"$ref\":\"request.operation\"},\"reference_to_video\"]},{\"$eq\":[{\"$len\":{\"$filter\":{\"from\":{\"$sortByOrder\":{\"$ref\":\"request.images\"}},\"as\":\"media\",\"where\":{\"$in\":[{\"$ref\":\"media.role\"},[\"last_frame\"]]}}}},0]}]},\"then\":{\"$coalesce\":[{\"$first\":{\"$map\":{\"from\":{\"$filter\":{\"from\":{\"$sortByOrder\":{\"$ref\":\"request.images\"}},\"as\":\"media\",\"where\":{\"$in\":[{\"$ref\":\"media.role\"},[\"first_frame\"]]}}},\"as\":\"media\",\"in\":{\"$ref\":\"media.value\"}}}},{\"$first\":{\"$map\":{\"from\":{\"$filter\":{\"from\":{\"$sortByOrder\":{\"$ref\":\"request.images\"}},\"as\":\"media\",\"where\":{\"$in\":[{\"$ref\":\"media.role\"},[\"reference_image\",\"edit_source\",\"\"]]}}},\"as\":\"media\",\"in\":{\"$ref\":\"media.value\"}}}}]},\"else\":null}}}` |\n| `create.body.input.first_frame_url` | `{\"$omitEmpty\":{\"$if\":{\"condition\":{\"$gt\":[{\"$len\":{\"$filter\":{\"from\":{\"$sortByOrder\":{\"$ref\":\"request.images\"}},\"as\":\"media\",\"where\":{\"$in\":[{\"$ref\":\"media.role\"},[\"last_frame\"]]}}}},0]},\"then\":{\"$first\":{\"$map\":{\"from\":{\"$filter\":{\"from\":{\"$sortByOrder\":{\"$ref\":\"request.images\"}},\"as\":\"media\",\"where\":{\"$in\":[{\"$ref\":\"media.role\"},[\"first_frame\"]]}}},\"as\":\"media\",\"in\":{\"$ref\":\"media.value\"}}}},\"else\":null}}}` |\n| `create.body.input.last_frame_url` | `{\"$omitEmpty\":{\"$first\":{\"$map\":{\"from\":{\"$filter\":{\"from\":{\"$sortByOrder\":{\"$ref\":\"request.images\"}},\"as\":\"media\",\"where\":{\"$in\":[{\"$ref\":\"media.role\"},[\"last_frame\"]]}}},\"as\":\"media\",\"in\":{\"$ref\":\"media.value\"}}}}}` |\n| `create.body.input.reference_images` | `{\"$omitEmpty\":{\"$if\":{\"condition\":{\"$eq\":[{\"$ref\":\"request.operation\"},\"reference_to_video\"]},\"then\":{\"$map\":{\"from\":{\"$filter\":{\"from\":{\"$sortByOrder\":{\"$ref\":\"request.images\"}},\"as\":\"media\",\"where\":{\"$in\":[{\"$ref\":\"media.role\"},[\"reference_image\",\"subject_reference\",\"style_reference\"]]}}},\"as\":\"media\",\"in\":{\"$ref\":\"media.value\"}}},\"else\":null}}}` |\n| `create.body.input.video_url` | `{\"$omitEmpty\":{\"$first\":{\"$map\":{\"from\":{\"$filter\":{\"from\":{\"$sortByOrder\":{\"$ref\":\"request.videos\"}},\"as\":\"media\",\"where\":{\"$in\":[{\"$ref\":\"media.role\"},[\"reference_video\",\"\"]]}}},\"as\":\"media\",\"in\":{\"$ref\":\"media.value\"}}}}}` |\n| `create.body.input.audio_url` | `{\"$omitEmpty\":{\"$first\":{\"$map\":{\"from\":{\"$filter\":{\"from\":{\"$sortByOrder\":{\"$ref\":\"request.audios\"}},\"as\":\"media\",\"where\":{\"$in\":[{\"$ref\":\"media.role\"},[\"reference_audio\",\"reference_voice\",\"\"]]}}},\"as\":\"media\",\"in\":{\"$ref\":\"media.value\"}}}}}` |\n| `create.body.parameters.size` | `{\"$omitEmpty\":{\"$ref\":\"request.resolution\"}}` |\n| `create.body.parameters.duration` | `{\"$omitEmpty\":{\"$ref\":\"request.duration\"}}` |\n| `create.body.parameters.prompt_extend` | `{\"$omitEmpty\":{\"$ref\":\"request.providerOptions.dashscope-wan-video.prompt_extend\"}}` |\n| `create.body.parameters.watermark` | `{\"$ref\":\"request.watermark\"}` |\n| `create.body.parameters.seed` | `{\"$omitEmpty\":{\"$ref\":\"request.providerOptions.dashscope-wan-video.seed\"}}` |\n| `create.body.parameters.shot_type` | `{\"$omitEmpty\":{\"$ref\":\"request.providerOptions.dashscope-wan-video.shot_type\"}}` |\n| `create.body.parameters.audio` | `{\"$ref\":\"request.generateAudio\"}` |\n| `create.body.parameters.template` | `{\"$omitEmpty\":{\"$ref\":\"request.providerOptions.dashscope-wan-video.template\"}}` |\n| `create.headers.X-DashScope-Async` | `\"enable\"` |\n| `poll.method` | `\"GET\"` |\n| `poll.path` | `\"/api/v1/tasks/{{taskId}}\"` |\n| `poll.contentType` | `\"application/json\"` |\n\n## Provider 扩展键\n\n- `providerOptions.dashscope-wan-video.negative_prompt`\n- `providerOptions.dashscope-wan-video.prompt_extend`\n- `providerOptions.dashscope-wan-video.seed`\n- `providerOptions.dashscope-wan-video.shot_type`\n- `providerOptions.dashscope-wan-video.template`\n\n动态模型或工作流允许使用文档声明的完整 `parameters/input/extra_body` 对象；该对象是协议本身的开放 schema，不会被宿主裁剪。\n\n## 响应映射逐字段清单\n\n| 映射位置 | 上游路径或转换表达式 |\n| --- | --- |\n| `response.taskId` | `{\"$coalesce\":[{\"$ref\":\"response.output.task_id\"},{\"$ref\":\"response.task_id\"},{\"$ref\":\"taskId\"}]}` |\n| `response.status` | `{\"$coalesce\":[{\"$ref\":\"response.output.task_status\"},{\"$ref\":\"response.status\"},\"pending\"]}` |\n| `response.message` | `{\"$coalesce\":[{\"$ref\":\"response.error.message\"},{\"$ref\":\"response.message\"},{\"$ref\":\"response.fail_reason\"}]}` |\n| `response.videos` | `{\"$coalesce\":[{\"$ref\":\"response.output.video_url\"},{\"$ref\":\"response.output.results\"},{\"$ref\":\"response.video_url\"}]}` |\n| `response.errorPaths[0]` | `\"code\"` |\n| `response.resultEphemeral` | `true` |\n| `response.usage` | `{\"$ref\":\"response.usage\"}` |\n| `response.messagePaths[0]` | `\"message\"` |\n| `response.messagePaths[1]` | `\"output.message\"` |\n\n## 响应与错误\n\n插件把上游 task/status/text/media/usage 映射为统一结果。临时媒体 URL 标记为 ephemeral，由宿主立即下载持久化。HTTP 错误、业务 code 和 error object 保持失败语义，不包装成成功。\n\n## 兼容边界\n\n该包只代表上述线协议 profile；同一品牌的其他 endpoint、云区域或网关包装必须使用独立插件，不能根据模型名猜测。\n\n<!-- YINGCE_MANIFEST_CONTRACT_START -->\n## Manifest 完整接口定义\n\n以下 JSON 与插件包内实际 `manifest.json` 逐字段一致，覆盖插件身份、权限、配置、鉴权、参数、校验、创建、Agent、查询、取消、结果下载、响应和 Agent 响应映射。`documentation` 字段的值就是当前完整文档；为避免文档在自身内部无限递归，JSON 中仅用等义占位文本表示正文。\n\n```json\n{\n  \"apiVersion\": \"yingce.plugin/v2\",\n  \"id\": \"dashscope-wan-video\",\n  \"name\": \"DashScope Wan Video\",\n  \"version\": \"2.0.0\",\n  \"author\": \"Alibaba Cloud / 影策\",\n  \"description\": \"DashScope Wan Video 独立请求协议插件。\",\n  \"documentation\": \"<当前插件的完整 documentation，由 README.md 与 docs/interface.md 拼接而成；为避免 JSON 递归，此处不重复展开正文。>\",\n  \"permissions\": [\n    \"generation.run\",\n    \"media.read\"\n  ],\n  \"configuration\": {\n    \"fields\": [\n      {\n        \"name\": \"apiKey\",\n        \"type\": \"secret\",\n        \"label\": \"API Key\",\n        \"required\": true\n      }\n    ]\n  },\n  \"contributes\": {\n    \"providers\": [\n      {\n        \"id\": \"dashscope-wan-video\",\n        \"label\": \"DashScope Wan Video\",\n        \"capabilities\": [\n          \"video\"\n        ],\n        \"scopes\": [\n          \"admin.system-channel\",\n          \"user.custom-channel\",\n          \"canvas\",\n          \"creation\",\n          \"agent\"\n        ],\n        \"baseUrl\": \"https://dashscope.aliyuncs.com\",\n        \"requiresPublicMediaUrls\": true,\n        \"auth\": {\n          \"type\": \"bearer\",\n          \"field\": \"apiKey\"\n        },\n        \"parameters\": [\n          {\n            \"name\": \"model\",\n            \"type\": \"string\",\n            \"required\": true,\n            \"mapping\": \"model\",\n            \"description\": \"视频模型 ID。\"\n          },\n          {\n            \"name\": \"prompt\",\n            \"type\": \"string\",\n            \"required\": true,\n            \"mapping\": \"prompt/content/input\",\n            \"description\": \"视频提示词。\"\n          },\n          {\n            \"name\": \"images\",\n            \"type\": \"media[]\",\n            \"required\": false,\n            \"mapping\": \"first/last/reference image\",\n            \"description\": \"显式 role 图片输入。\"\n          },\n          {\n            \"name\": \"videos\",\n            \"type\": \"media[]\",\n            \"required\": false,\n            \"mapping\": \"reference video\",\n            \"description\": \"参考视频。\"\n          },\n          {\n            \"name\": \"audios\",\n            \"type\": \"media[]\",\n            \"required\": false,\n            \"mapping\": \"reference audio/voice\",\n            \"description\": \"参考音频或音色。\"\n          },\n          {\n            \"name\": \"duration\",\n            \"type\": \"integer\",\n            \"required\": false,\n            \"mapping\": \"duration/seconds\",\n            \"description\": \"时长秒数。\"\n          },\n          {\n            \"name\": \"aspectRatio\",\n            \"type\": \"string\",\n            \"required\": false,\n            \"mapping\": \"ratio/aspect_ratio/size\",\n            \"description\": \"画幅比例或尺寸。\"\n          },\n          {\n            \"name\": \"resolution\",\n            \"type\": \"string\",\n            \"required\": false,\n            \"mapping\": \"resolution\",\n            \"description\": \"分辨率档位。\"\n          },\n          {\n            \"name\": \"generateAudio\",\n            \"type\": \"boolean\",\n            \"required\": false,\n            \"mapping\": \"generate_audio\",\n            \"description\": \"是否生成音频。\"\n          },\n          {\n            \"name\": \"watermark\",\n            \"type\": \"boolean\",\n            \"required\": false,\n            \"mapping\": \"watermark\",\n            \"description\": \"水印开关。\"\n          },\n          {\n            \"name\": \"providerOptions\",\n            \"type\": \"object\",\n            \"required\": false,\n            \"mapping\": \"provider-specific fields\",\n            \"description\": \"插件命名空间内的厂商扩展字段。\"\n          }\n        ],\n        \"validations\": [\n          {\n            \"assert\": {\n              \"$lte\": [\n                {\n                  \"$len\": {\n                    \"$filter\": {\n                      \"from\": {\n                        \"$sortByOrder\": {\n                          \"$ref\": \"request.images\"\n                        }\n                      },\n                      \"as\": \"media\",\n                      \"where\": {\n                        \"$in\": [\n                          {\n                            \"$ref\": \"media.role\"\n                          },\n                          [\n                            \"first_frame\"\n                          ]\n                        ]\n                      }\n                    }\n                  }\n                },\n                1\n              ]\n            },\n            \"message\": \"Wan 视频最多只能有一个首帧\"\n          },\n          {\n            \"assert\": {\n              \"$lte\": [\n                {\n                  \"$len\": {\n                    \"$filter\": {\n                      \"from\": {\n                        \"$sortByOrder\": {\n                          \"$ref\": \"request.images\"\n                        }\n                      },\n                      \"as\": \"media\",\n                      \"where\": {\n                        \"$in\": [\n                          {\n                            \"$ref\": \"media.role\"\n                          },\n                          [\n                            \"last_frame\"\n                          ]\n                        ]\n                      }\n                    }\n                  }\n                },\n                1\n              ]\n            },\n            \"message\": \"Wan 视频最多只能有一个尾帧\"\n          },\n          {\n            \"assert\": {\n              \"$or\": [\n                {\n                  \"$eq\": [\n                    {\n                      \"$len\": {\n                        \"$filter\": {\n                          \"from\": {\n                            \"$sortByOrder\": {\n                              \"$ref\": \"request.images\"\n                            }\n                          },\n                          \"as\": \"media\",\n                          \"where\": {\n                            \"$in\": [\n                              {\n                                \"$ref\": \"media.role\"\n                              },\n                              [\n                                \"last_frame\"\n                              ]\n                            ]\n                          }\n                        }\n                      }\n                    },\n                    0\n                  ]\n                },\n                {\n                  \"$eq\": [\n                    {\n                      \"$len\": {\n                        \"$filter\": {\n                          \"from\": {\n                            \"$sortByOrder\": {\n                              \"$ref\": \"request.images\"\n                            }\n                          },\n                          \"as\": \"media\",\n                          \"where\": {\n                            \"$in\": [\n                              {\n                                \"$ref\": \"media.role\"\n                              },\n                              [\n                                \"first_frame\"\n                              ]\n                            ]\n                          }\n                        }\n                      }\n                    },\n                    1\n                  ]\n                }\n              ]\n            },\n            \"message\": \"Wan 视频使用尾帧时必须同时提供首帧\"\n          }\n        ],\n        \"create\": {\n          \"method\": \"POST\",\n          \"path\": \"/api/v1/services/aigc/video-generation/video-synthesis\",\n          \"contentType\": \"application/json\",\n          \"body\": {\n            \"model\": {\n              \"$ref\": \"request.model\"\n            },\n            \"input\": {\n              \"prompt\": {\n                \"$ref\": \"request.prompt\"\n              },\n              \"negative_prompt\": {\n                \"$omitEmpty\": {\n                  \"$ref\": \"request.providerOptions.dashscope-wan-video.negative_prompt\"\n                }\n              },\n              \"img_url\": {\n                \"$omitEmpty\": {\n                  \"$if\": {\n                    \"condition\": {\n                      \"$and\": [\n                        {\n                          \"$ne\": [\n                            {\n                              \"$ref\": \"request.operation\"\n                            },\n                            \"reference_to_video\"\n                          ]\n                        },\n                        {\n                          \"$eq\": [\n                            {\n                              \"$len\": {\n                                \"$filter\": {\n                                  \"from\": {\n                                    \"$sortByOrder\": {\n                                      \"$ref\": \"request.images\"\n                                    }\n                                  },\n                                  \"as\": \"media\",\n                                  \"where\": {\n                                    \"$in\": [\n                                      {\n                                        \"$ref\": \"media.role\"\n                                      },\n                                      [\n                                        \"last_frame\"\n                                      ]\n                                    ]\n                                  }\n                                }\n                              }\n                            },\n                            0\n                          ]\n                        }\n                      ]\n                    },\n                    \"then\": {\n                      \"$coalesce\": [\n                        {\n                          \"$first\": {\n                            \"$map\": {\n                              \"from\": {\n                                \"$filter\": {\n                                  \"from\": {\n                                    \"$sortByOrder\": {\n                                      \"$ref\": \"request.images\"\n                                    }\n                                  },\n                                  \"as\": \"media\",\n                                  \"where\": {\n                                    \"$in\": [\n                                      {\n                                        \"$ref\": \"media.role\"\n                                      },\n                                      [\n                                        \"first_frame\"\n                                      ]\n                                    ]\n                                  }\n                                }\n                              },\n                              \"as\": \"media\",\n                              \"in\": {\n                                \"$ref\": \"media.value\"\n                              }\n                            }\n                          }\n                        },\n                        {\n                          \"$first\": {\n                            \"$map\": {\n                              \"from\": {\n                                \"$filter\": {\n                                  \"from\": {\n                                    \"$sortByOrder\": {\n                                      \"$ref\": \"request.images\"\n                                    }\n                                  },\n                                  \"as\": \"media\",\n                                  \"where\": {\n                                    \"$in\": [\n                                      {\n                                        \"$ref\": \"media.role\"\n                                      },\n                                      [\n                                        \"reference_image\",\n                                        \"edit_source\",\n                                        \"\"\n                                      ]\n                                    ]\n                                  }\n                                }\n                              },\n                              \"as\": \"media\",\n                              \"in\": {\n                                \"$ref\": \"media.value\"\n                              }\n                            }\n                          }\n                        }\n                      ]\n                    },\n                    \"else\": null\n                  }\n                }\n              },\n              \"first_frame_url\": {\n                \"$omitEmpty\": {\n                  \"$if\": {\n                    \"condition\": {\n                      \"$gt\": [\n                        {\n                          \"$len\": {\n                            \"$filter\": {\n                              \"from\": {\n                                \"$sortByOrder\": {\n                                  \"$ref\": \"request.images\"\n                                }\n                              },\n                              \"as\": \"media\",\n                              \"where\": {\n                                \"$in\": [\n                                  {\n                                    \"$ref\": \"media.role\"\n                                  },\n                                  [\n                                    \"last_frame\"\n                                  ]\n                                ]\n                              }\n                            }\n                          }\n                        },\n                        0\n                      ]\n                    },\n                    \"then\": {\n                      \"$first\": {\n                        \"$map\": {\n                          \"from\": {\n                            \"$filter\": {\n                              \"from\": {\n                                \"$sortByOrder\": {\n                                  \"$ref\": \"request.images\"\n                                }\n                              },\n                              \"as\": \"media\",\n                              \"where\": {\n                                \"$in\": [\n                                  {\n                                    \"$ref\": \"media.role\"\n                                  },\n                                  [\n                                    \"first_frame\"\n                                  ]\n                                ]\n                              }\n                            }\n                          },\n                          \"as\": \"media\",\n                          \"in\": {\n                            \"$ref\": \"media.value\"\n                          }\n                        }\n                      }\n                    },\n                    \"else\": null\n                  }\n                }\n              },\n              \"last_frame_url\": {\n                \"$omitEmpty\": {\n                  \"$first\": {\n                    \"$map\": {\n                      \"from\": {\n                        \"$filter\": {\n                          \"from\": {\n                            \"$sortByOrder\": {\n                              \"$ref\": \"request.images\"\n                            }\n                          },\n                          \"as\": \"media\",\n                          \"where\": {\n                            \"$in\": [\n                              {\n                                \"$ref\": \"media.role\"\n                              },\n                              [\n                                \"last_frame\"\n                              ]\n                            ]\n                          }\n                        }\n                      },\n                      \"as\": \"media\",\n                      \"in\": {\n                        \"$ref\": \"media.value\"\n                      }\n                    }\n                  }\n                }\n              },\n              \"reference_images\": {\n                \"$omitEmpty\": {\n                  \"$if\": {\n                    \"condition\": {\n                      \"$eq\": [\n                        {\n                          \"$ref\": \"request.operation\"\n                        },\n                        \"reference_to_video\"\n                      ]\n                    },\n                    \"then\": {\n                      \"$map\": {\n                        \"from\": {\n                          \"$filter\": {\n                            \"from\": {\n                              \"$sortByOrder\": {\n                                \"$ref\": \"request.images\"\n                              }\n                            },\n                            \"as\": \"media\",\n                            \"where\": {\n                              \"$in\": [\n                                {\n                                  \"$ref\": \"media.role\"\n                                },\n                                [\n                                  \"reference_image\",\n                                  \"subject_reference\",\n                                  \"style_reference\"\n                                ]\n                              ]\n                            }\n                          }\n                        },\n                        \"as\": \"media\",\n                        \"in\": {\n                          \"$ref\": \"media.value\"\n                        }\n                      }\n                    },\n                    \"else\": null\n                  }\n                }\n              },\n              \"video_url\": {\n                \"$omitEmpty\": {\n                  \"$first\": {\n                    \"$map\": {\n                      \"from\": {\n                        \"$filter\": {\n                          \"from\": {\n                            \"$sortByOrder\": {\n                              \"$ref\": \"request.videos\"\n                            }\n                          },\n                          \"as\": \"media\",\n                          \"where\": {\n                            \"$in\": [\n                              {\n                                \"$ref\": \"media.role\"\n                              },\n                              [\n                                \"reference_video\",\n                                \"\"\n                              ]\n                            ]\n                          }\n                        }\n                      },\n                      \"as\": \"media\",\n                      \"in\": {\n                        \"$ref\": \"media.value\"\n                      }\n                    }\n                  }\n                }\n              },\n              \"audio_url\": {\n                \"$omitEmpty\": {\n                  \"$first\": {\n                    \"$map\": {\n                      \"from\": {\n                        \"$filter\": {\n                          \"from\": {\n                            \"$sortByOrder\": {\n                              \"$ref\": \"request.audios\"\n                            }\n                          },\n                          \"as\": \"media\",\n                          \"where\": {\n                            \"$in\": [\n                              {\n                                \"$ref\": \"media.role\"\n                              },\n                              [\n                                \"reference_audio\",\n                                \"reference_voice\",\n                                \"\"\n                              ]\n                            ]\n                          }\n                        }\n                      },\n                      \"as\": \"media\",\n                      \"in\": {\n                        \"$ref\": \"media.value\"\n                      }\n                    }\n                  }\n                }\n              }\n            },\n            \"parameters\": {\n              \"size\": {\n                \"$omitEmpty\": {\n                  \"$ref\": \"request.resolution\"\n                }\n              },\n              \"duration\": {\n                \"$omitEmpty\": {\n                  \"$ref\": \"request.duration\"\n                }\n              },\n              \"prompt_extend\": {\n                \"$omitEmpty\": {\n                  \"$ref\": \"request.providerOptions.dashscope-wan-video.prompt_extend\"\n                }\n              },\n              \"watermark\": {\n                \"$ref\": \"request.watermark\"\n              },\n              \"seed\": {\n                \"$omitEmpty\": {\n                  \"$ref\": \"request.providerOptions.dashscope-wan-video.seed\"\n                }\n              },\n              \"shot_type\": {\n                \"$omitEmpty\": {\n                  \"$ref\": \"request.providerOptions.dashscope-wan-video.shot_type\"\n                }\n              },\n              \"audio\": {\n                \"$ref\": \"request.generateAudio\"\n              },\n              \"template\": {\n                \"$omitEmpty\": {\n                  \"$ref\": \"request.providerOptions.dashscope-wan-video.template\"\n                }\n              }\n            }\n          },\n          \"headers\": {\n            \"X-DashScope-Async\": \"enable\"\n          }\n        },\n        \"poll\": {\n          \"method\": \"GET\",\n          \"path\": \"/api/v1/tasks/{{taskId}}\"\n        },\n        \"response\": {\n          \"taskId\": {\n            \"$coalesce\": [\n              {\n                \"$ref\": \"response.output.task_id\"\n              },\n              {\n                \"$ref\": \"response.task_id\"\n              },\n              {\n                \"$ref\": \"taskId\"\n              }\n            ]\n          },\n          \"status\": {\n            \"$coalesce\": [\n              {\n                \"$ref\": \"response.output.task_status\"\n              },\n              {\n                \"$ref\": \"response.status\"\n              },\n              \"pending\"\n            ]\n          },\n          \"message\": {\n            \"$coalesce\": [\n              {\n                \"$ref\": \"response.error.message\"\n              },\n              {\n                \"$ref\": \"response.message\"\n              },\n              {\n                \"$ref\": \"response.fail_reason\"\n              }\n            ]\n          },\n          \"videos\": {\n            \"$coalesce\": [\n              {\n                \"$ref\": \"response.output.video_url\"\n              },\n              {\n                \"$ref\": \"response.output.results\"\n              },\n              {\n                \"$ref\": \"response.video_url\"\n              }\n            ]\n          },\n          \"errorPaths\": [\n            \"code\"\n          ],\n          \"resultEphemeral\": true,\n          \"usage\": {\n            \"$ref\": \"response.usage\"\n          },\n          \"messagePaths\": [\n            \"message\",\n            \"output.message\"\n          ]\n        }\n      }\n    ]\n  }\n}\n```\n<!-- YINGCE_MANIFEST_CONTRACT_END -->\n",
  "permissions": [
    "generation.run",
    "media.read"
  ],
  "configuration": {
    "fields": [
      {
        "name": "apiKey",
        "type": "secret",
        "label": "API Key",
        "required": true
      }
    ]
  },
  "contributes": {
    "providers": [
      {
        "id": "dashscope-wan-video",
        "label": "DashScope Wan Video",
        "capabilities": [
          "video"
        ],
        "scopes": [
          "admin.system-channel",
          "user.custom-channel",
          "canvas",
          "creation",
          "agent"
        ],
        "baseUrl": "https://dashscope.aliyuncs.com",
        "requiresPublicMediaUrls": true,
        "auth": {
          "type": "bearer",
          "field": "apiKey"
        },
        "parameters": [
          {
            "name": "model",
            "type": "string",
            "required": true,
            "mapping": "model",
            "description": "视频模型 ID。"
          },
          {
            "name": "prompt",
            "type": "string",
            "required": true,
            "mapping": "prompt/content/input",
            "description": "视频提示词。"
          },
          {
            "name": "images",
            "type": "media[]",
            "required": false,
            "mapping": "first/last/reference image",
            "description": "显式 role 图片输入。"
          },
          {
            "name": "videos",
            "type": "media[]",
            "required": false,
            "mapping": "reference video",
            "description": "参考视频。"
          },
          {
            "name": "audios",
            "type": "media[]",
            "required": false,
            "mapping": "reference audio/voice",
            "description": "参考音频或音色。"
          },
          {
            "name": "duration",
            "type": "integer",
            "required": false,
            "mapping": "duration/seconds",
            "description": "时长秒数。"
          },
          {
            "name": "aspectRatio",
            "type": "string",
            "required": false,
            "mapping": "ratio/aspect_ratio/size",
            "description": "画幅比例或尺寸。"
          },
          {
            "name": "resolution",
            "type": "string",
            "required": false,
            "mapping": "resolution",
            "description": "分辨率档位。"
          },
          {
            "name": "generateAudio",
            "type": "boolean",
            "required": false,
            "mapping": "generate_audio",
            "description": "是否生成音频。"
          },
          {
            "name": "watermark",
            "type": "boolean",
            "required": false,
            "mapping": "watermark",
            "description": "水印开关。"
          },
          {
            "name": "providerOptions",
            "type": "object",
            "required": false,
            "mapping": "provider-specific fields",
            "description": "插件命名空间内的厂商扩展字段。"
          }
        ],
        "validations": [
          {
            "assert": {
              "$lte": [
                {
                  "$len": {
                    "$filter": {
                      "from": {
                        "$sortByOrder": {
                          "$ref": "request.images"
                        }
                      },
                      "as": "media",
                      "where": {
                        "$in": [
                          {
                            "$ref": "media.role"
                          },
                          [
                            "first_frame"
                          ]
                        ]
                      }
                    }
                  }
                },
                1
              ]
            },
            "message": "Wan 视频最多只能有一个首帧"
          },
          {
            "assert": {
              "$lte": [
                {
                  "$len": {
                    "$filter": {
                      "from": {
                        "$sortByOrder": {
                          "$ref": "request.images"
                        }
                      },
                      "as": "media",
                      "where": {
                        "$in": [
                          {
                            "$ref": "media.role"
                          },
                          [
                            "last_frame"
                          ]
                        ]
                      }
                    }
                  }
                },
                1
              ]
            },
            "message": "Wan 视频最多只能有一个尾帧"
          },
          {
            "assert": {
              "$or": [
                {
                  "$eq": [
                    {
                      "$len": {
                        "$filter": {
                          "from": {
                            "$sortByOrder": {
                              "$ref": "request.images"
                            }
                          },
                          "as": "media",
                          "where": {
                            "$in": [
                              {
                                "$ref": "media.role"
                              },
                              [
                                "last_frame"
                              ]
                            ]
                          }
                        }
                      }
                    },
                    0
                  ]
                },
                {
                  "$eq": [
                    {
                      "$len": {
                        "$filter": {
                          "from": {
                            "$sortByOrder": {
                              "$ref": "request.images"
                            }
                          },
                          "as": "media",
                          "where": {
                            "$in": [
                              {
                                "$ref": "media.role"
                              },
                              [
                                "first_frame"
                              ]
                            ]
                          }
                        }
                      }
                    },
                    1
                  ]
                }
              ]
            },
            "message": "Wan 视频使用尾帧时必须同时提供首帧"
          }
        ],
        "create": {
          "method": "POST",
          "path": "/api/v1/services/aigc/video-generation/video-synthesis",
          "contentType": "application/json",
          "body": {
            "model": {
              "$ref": "request.model"
            },
            "input": {
              "prompt": {
                "$ref": "request.prompt"
              },
              "negative_prompt": {
                "$omitEmpty": {
                  "$ref": "request.providerOptions.dashscope-wan-video.negative_prompt"
                }
              },
              "img_url": {
                "$omitEmpty": {
                  "$if": {
                    "condition": {
                      "$and": [
                        {
                          "$ne": [
                            {
                              "$ref": "request.operation"
                            },
                            "reference_to_video"
                          ]
                        },
                        {
                          "$eq": [
                            {
                              "$len": {
                                "$filter": {
                                  "from": {
                                    "$sortByOrder": {
                                      "$ref": "request.images"
                                    }
                                  },
                                  "as": "media",
                                  "where": {
                                    "$in": [
                                      {
                                        "$ref": "media.role"
                                      },
                                      [
                                        "last_frame"
                                      ]
                                    ]
                                  }
                                }
                              }
                            },
                            0
                          ]
                        }
                      ]
                    },
                    "then": {
                      "$coalesce": [
                        {
                          "$first": {
                            "$map": {
                              "from": {
                                "$filter": {
                                  "from": {
                                    "$sortByOrder": {
                                      "$ref": "request.images"
                                    }
                                  },
                                  "as": "media",
                                  "where": {
                                    "$in": [
                                      {
                                        "$ref": "media.role"
                                      },
                                      [
                                        "first_frame"
                                      ]
                                    ]
                                  }
                                }
                              },
                              "as": "media",
                              "in": {
                                "$ref": "media.value"
                              }
                            }
                          }
                        },
                        {
                          "$first": {
                            "$map": {
                              "from": {
                                "$filter": {
                                  "from": {
                                    "$sortByOrder": {
                                      "$ref": "request.images"
                                    }
                                  },
                                  "as": "media",
                                  "where": {
                                    "$in": [
                                      {
                                        "$ref": "media.role"
                                      },
                                      [
                                        "reference_image",
                                        "edit_source",
                                        ""
                                      ]
                                    ]
                                  }
                                }
                              },
                              "as": "media",
                              "in": {
                                "$ref": "media.value"
                              }
                            }
                          }
                        }
                      ]
                    },
                    "else": null
                  }
                }
              },
              "first_frame_url": {
                "$omitEmpty": {
                  "$if": {
                    "condition": {
                      "$gt": [
                        {
                          "$len": {
                            "$filter": {
                              "from": {
                                "$sortByOrder": {
                                  "$ref": "request.images"
                                }
                              },
                              "as": "media",
                              "where": {
                                "$in": [
                                  {
                                    "$ref": "media.role"
                                  },
                                  [
                                    "last_frame"
                                  ]
                                ]
                              }
                            }
                          }
                        },
                        0
                      ]
                    },
                    "then": {
                      "$first": {
                        "$map": {
                          "from": {
                            "$filter": {
                              "from": {
                                "$sortByOrder": {
                                  "$ref": "request.images"
                                }
                              },
                              "as": "media",
                              "where": {
                                "$in": [
                                  {
                                    "$ref": "media.role"
                                  },
                                  [
                                    "first_frame"
                                  ]
                                ]
                              }
                            }
                          },
                          "as": "media",
                          "in": {
                            "$ref": "media.value"
                          }
                        }
                      }
                    },
                    "else": null
                  }
                }
              },
              "last_frame_url": {
                "$omitEmpty": {
                  "$first": {
                    "$map": {
                      "from": {
                        "$filter": {
                          "from": {
                            "$sortByOrder": {
                              "$ref": "request.images"
                            }
                          },
                          "as": "media",
                          "where": {
                            "$in": [
                              {
                                "$ref": "media.role"
                              },
                              [
                                "last_frame"
                              ]
                            ]
                          }
                        }
                      },
                      "as": "media",
                      "in": {
                        "$ref": "media.value"
                      }
                    }
                  }
                }
              },
              "reference_images": {
                "$omitEmpty": {
                  "$if": {
                    "condition": {
                      "$eq": [
                        {
                          "$ref": "request.operation"
                        },
                        "reference_to_video"
                      ]
                    },
                    "then": {
                      "$map": {
                        "from": {
                          "$filter": {
                            "from": {
                              "$sortByOrder": {
                                "$ref": "request.images"
                              }
                            },
                            "as": "media",
                            "where": {
                              "$in": [
                                {
                                  "$ref": "media.role"
                                },
                                [
                                  "reference_image",
                                  "subject_reference",
                                  "style_reference"
                                ]
                              ]
                            }
                          }
                        },
                        "as": "media",
                        "in": {
                          "$ref": "media.value"
                        }
                      }
                    },
                    "else": null
                  }
                }
              },
              "video_url": {
                "$omitEmpty": {
                  "$first": {
                    "$map": {
                      "from": {
                        "$filter": {
                          "from": {
                            "$sortByOrder": {
                              "$ref": "request.videos"
                            }
                          },
                          "as": "media",
                          "where": {
                            "$in": [
                              {
                                "$ref": "media.role"
                              },
                              [
                                "reference_video",
                                ""
                              ]
                            ]
                          }
                        }
                      },
                      "as": "media",
                      "in": {
                        "$ref": "media.value"
                      }
                    }
                  }
                }
              },
              "audio_url": {
                "$omitEmpty": {
                  "$first": {
                    "$map": {
                      "from": {
                        "$filter": {
                          "from": {
                            "$sortByOrder": {
                              "$ref": "request.audios"
                            }
                          },
                          "as": "media",
                          "where": {
                            "$in": [
                              {
                                "$ref": "media.role"
                              },
                              [
                                "reference_audio",
                                "reference_voice",
                                ""
                              ]
                            ]
                          }
                        }
                      },
                      "as": "media",
                      "in": {
                        "$ref": "media.value"
                      }
                    }
                  }
                }
              }
            },
            "parameters": {
              "size": {
                "$omitEmpty": {
                  "$ref": "request.resolution"
                }
              },
              "duration": {
                "$omitEmpty": {
                  "$ref": "request.duration"
                }
              },
              "prompt_extend": {
                "$omitEmpty": {
                  "$ref": "request.providerOptions.dashscope-wan-video.prompt_extend"
                }
              },
              "watermark": {
                "$ref": "request.watermark"
              },
              "seed": {
                "$omitEmpty": {
                  "$ref": "request.providerOptions.dashscope-wan-video.seed"
                }
              },
              "shot_type": {
                "$omitEmpty": {
                  "$ref": "request.providerOptions.dashscope-wan-video.shot_type"
                }
              },
              "audio": {
                "$ref": "request.generateAudio"
              },
              "template": {
                "$omitEmpty": {
                  "$ref": "request.providerOptions.dashscope-wan-video.template"
                }
              }
            }
          },
          "headers": {
            "X-DashScope-Async": "enable"
          }
        },
        "poll": {
          "method": "GET",
          "path": "/api/v1/tasks/{{taskId}}"
        },
        "response": {
          "taskId": {
            "$coalesce": [
              {
                "$ref": "response.output.task_id"
              },
              {
                "$ref": "response.task_id"
              },
              {
                "$ref": "taskId"
              }
            ]
          },
          "status": {
            "$coalesce": [
              {
                "$ref": "response.output.task_status"
              },
              {
                "$ref": "response.status"
              },
              "pending"
            ]
          },
          "message": {
            "$coalesce": [
              {
                "$ref": "response.error.message"
              },
              {
                "$ref": "response.message"
              },
              {
                "$ref": "response.fail_reason"
              }
            ]
          },
          "videos": {
            "$coalesce": [
              {
                "$ref": "response.output.video_url"
              },
              {
                "$ref": "response.output.results"
              },
              {
                "$ref": "response.video_url"
              }
            ]
          },
          "errorPaths": [
            "code"
          ],
          "resultEphemeral": true,
          "usage": {
            "$ref": "response.usage"
          },
          "messagePaths": [
            "message",
            "output.message"
          ]
        }
      }
    ]
  }
}