update

src/dashscope/dashscope.ts

@@ -0,0 +1,114 @@
+export class QwenText2Image {
+  text2imageApi = 'https://dashscope.aliyuncs.com/api/v1/services/aigc/text2image/image-synthesis';
+  tasksApi = 'https://dashscope.aliyuncs.com/api/v1/tasks/{task_id}';
+  apiKey: string;
+  taskResponse: TaskResponse;
+  constructor(apiKey: string) {
+    this.apiKey = apiKey;
+  }
+  async createImage(data: CreateImageRequest): Promise<CreateImageResponse> {
+    const res = await fetch(this.text2imageApi, {
+      method: 'POST',
+      headers: {
+        'Content-Type': 'application/json',
+        'X-DashScope-Async': 'enable',
+        Authorization: `Bearer ${this.apiKey}`,
+      },
+      body: JSON.stringify(data),
+    });
+    return await res.json();
+  }
+  /**
+   *  // PENDING：任务排队中
+      // RUNNING：任务处理中
+      // SUCCEEDED：任务执行成功
+      // FAILED：任务执行失败
+      // CANCELED：任务取消成功
+      // UNKNOWN：任务不存在或状态未知
+   * @param taskId 
+   * @returns 
+   */
+  async getTaskStatus(taskId: string): Promise<TaskResponse> {
+    const url = this.tasksApi.replace('{task_id}', taskId);
+    const res = await fetch(url, {
+      method: 'GET',
+      headers: {
+        'Content-Type': 'application/json',
+        Authorization: `Bearer ${this.apiKey}`,
+      },
+    });
+    this.taskResponse = await res.json();
+    return this.taskResponse;
+  }
+}
+
+type TaskStatus = 'PENDING' | 'SUCCESS' | 'FAILURE' | 'CANCELED' | 'UNKNOWN';
+type CreateImageResponse = {
+  output: {
+    task_status: TaskStatus;
+    task_id: string;
+  };
+  request_id: string;
+  code?: string;
+  message?: string;
+};
+
+type CreateImageRequest = {
+  model: ImageModel;
+  input: {
+    prompt: string;
+    negative_prompt?: string;
+  };
+  parameters?: {
+    size?: string; // 图片尺寸，支持 "256x256", "512x512", "1024x1024"
+    n: number; // 生成图片数量，默认为4，1-4之间
+    seed?: number; // 随机种子，seed参数取值范围是[0, 2147483647]。
+    prompt_extend?: boolean; // 是否启用提示词增强，默认为true 是否开启prompt智能改写。开启后会使用大模型对输入prompt进行智能改写，仅对正向提示词有效。对于较短的输入prompt生成效果提升明显，但会增加
+    watermark?: boolean; // 是否添加水印，默认为false 是否在生成的图片上添加水印, "AI 生成" 字样
+  };
+};
+
+type TaskResponse = {
+  output: {
+    task_status: TaskStatus;
+    task_id: string;
+    submit_time: string;
+    scheduled_time: string;
+    end_time: string;
+    results: {
+      orig_prompt: string;
+      actual_prompt: string;
+      url: string;
+      code: string;
+      message: string;
+      [key: string]: any;
+    }[];
+    task_metrics: {
+      TOTAL: number;
+      SUCCEEDED: number;
+      FAILED: number;
+    };
+    [key: string]: any;
+  };
+  request_id: string;
+  usage: {
+    image_count: number;
+    [key: string]: any;
+  };
+  code?: string;
+  message?: string;
+};
+
+export const models = ['wan2.2-t2i-flash', 'wan2.2-t2i-plus', 'wanx2.1-t2i-turbo', 'wanx2.1-t2i-plus', 'wanx2.0-t2i-turbo'] as const;
+
+export type ImageModel = (typeof models)[number];
+
+export const sizes = [
+  '1664x928', // 16:9
+  '1472x1140', // 4:3
+  '1328x1328', // 1:1
+  '1140x1472', // 3:4
+  '928x1664', // 9:16
+] as const;
+
+export type ImageSize = (typeof sizes)[number];

src/dashscope/index.ts

@@ -0,0 +1 @@
+export { QwenText2Image } from './dashscope.ts';

src/dashscope/readme.md

@@ -0,0 +1,17 @@
+https://help.aliyun.com/zh/model-studio/text-to-image-v2-api-reference?spm=a2c4g.11186623.help-menu-2400256.d_2_2_3.3b3256e5iOwcyt#f281932a43b03
+
+
+链接仅在 24 小时内有效。
+```
+# OSS域名列表
+dashscope-result-bj.oss-cn-beijing.aliyuncs.com
+dashscope-result-hz.oss-cn-hangzhou.aliyuncs.com
+dashscope-result-sh.oss-cn-shanghai.aliyuncs.com
+dashscope-result-wlcb.oss-cn-wulanchabu.aliyuncs.com
+dashscope-result-zjk.oss-cn-zhangjiakou.aliyuncs.com
+dashscope-result-sz.oss-cn-shenzhen.aliyuncs.com
+dashscope-result-hy.oss-cn-heyuan.aliyuncs.com
+dashscope-result-cd.oss-cn-chengdu.aliyuncs.com
+dashscope-result-gz.oss-cn-guangzhou.aliyuncs.com
+dashscope-result-wlcb-acdr-1.oss-cn-wulanchabu-acdr-1.aliyuncs.com
+```