Nano Banana Pro 圖片生成 API

Authorization: Bearer YOUR_API_KEY

POST /api/nano-banana-pro/generate

curl -X POST "https://nanophoto.ai/api/nano-banana-pro/generate" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  --data-raw '{
    "prompt": "未來感城市日落景觀，飛行汽車與霓虹燈光",
    "mode": "generate",
    "aspectRatio": "16:9",
    "imageQuality": "2K"
  }'

curl -X POST "https://nanophoto.ai/api/nano-banana-pro/generate" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  --data-raw '{
    "prompt": "將這張照片轉換為水彩畫風格",
    "mode": "edit",
    "aspectRatio": "16:9",
    "imageQuality": "1K",
    "inputImageUrls": ["https://static.nanophoto.ai/demo/nano-banana-pro.webp"]
  }'

{
  "success": true,
  "generationId": "abc123xyz",
  "taskId": "task-456",
  "status": "pending"
}

POST /api/nano-banana-pro/check-status

curl -X POST "https://nanophoto.ai/api/nano-banana-pro/check-status" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  --data-raw '{
    "generationId": "abc123xyz"
  }'

{
  "success": true,
  "status": "completed",
  "imageUrl": "https://static.nanophoto.ai/generations/abc123.jpg",
  "generationId": "abc123xyz",
  "progress": 100
}

{
  "success": true,
  "status": "pending",
  "generationId": "abc123xyz",
  "progress": 15
}

{
  "success": false,
  "status": "failed",
  "error": "Generation failed",
  "generationId": "abc123xyz",
  "progress": 0
}

async function generateImage(apiKey: string) {
  // 第一步：建立生成任務
  const generateRes = await fetch("https://nanophoto.ai/api/nano-banana-pro/generate", {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
      Authorization: `Bearer ${apiKey}`,
    },
    body: JSON.stringify({
      prompt: "寧靜的日式庭院，櫻花盛開，錦鯉池塘",
      mode: "generate",
      aspectRatio: "16:9",
      imageQuality: "2K",
    }),
  });

  const generateData = await generateRes.json();

  if (!generateData.success) {
    throw new Error(`生成失敗: ${generateData.error}`);
  }

  const { generationId } = generateData;
  console.log(`任務已建立: ${generationId}`);

  // 第二步：輪詢取得結果
  while (true) {
    await new Promise((r) => setTimeout(r, 3000)); // 等待 3 秒

    const statusRes = await fetch("https://nanophoto.ai/api/nano-banana-pro/check-status", {
      method: "POST",
      headers: {
        "Content-Type": "application/json",
        Authorization: `Bearer ${apiKey}`,
      },
      body: JSON.stringify({ generationId }),
    });

    const statusData = await statusRes.json();
    console.log(`狀態: ${statusData.status}, 進度: ${statusData.progress}%`);

    if (statusData.status === "completed") {
      console.log(`圖片網址: ${statusData.imageUrl}`);
      return statusData.imageUrl;
    }

    if (statusData.status === "failed") {
      throw new Error(`生成失敗: ${statusData.error}`);
    }
  }
}