export const FAL_IMAGE_BASE_URL = "https://fal.run";
export const FAL_GPT_IMAGE_2_EDIT_MODEL_ID = "openai/gpt-image-2/edit";

export interface FalImageModelPreset {
  modelId: string;
  displayName: string;
  description: string;
  supportsVision: boolean;
  supportsImageGen: boolean;
  capabilities?: Record<string, any>;
  defaultParams?: Record<string, any>;
  imageGenConfig?: Record<string, any>;
  sortOrder: number;
}

export const FAL_IMAGE_MODEL_PRESETS: FalImageModelPreset[] = [
  {
    modelId: FAL_GPT_IMAGE_2_EDIT_MODEL_ID,
    displayName: "FAL GPT Image 2 Edit",
    description:
      "FAL 托管的 OpenAI GPT Image 2 图片编辑模型，需至少一张参考图，支持多图参考、自然语言编辑与可选蒙版。",
    supportsVision: true,
    supportsImageGen: true,
    capabilities: {
      provider: "fal",
      kind: "image-edit",
      endpoint: FAL_GPT_IMAGE_2_EDIT_MODEL_ID,
      apiFormat: "fal-gpt-image-2-edit",
      officialUrl: "https://fal.ai/models/openai/gpt-image-2/edit",
      requiredFields: ["prompt", "image_urls"],
      optionalFields: [
        "image_size",
        "quality",
        "num_images",
        "output_format",
        "mask_image_url",
        "openai_api_key",
      ],
      supportsMultiImageReference: true,
      supportsMask: true,
      supportsStreaming: true,
    },
    defaultParams: {
      provider: "fal",
      endpoint: FAL_GPT_IMAGE_2_EDIT_MODEL_ID,
      apiFormat: "fal-gpt-image-2-edit",
      imageSize: "auto",
      quality: "high",
      outputFormat: "png",
    },
    imageGenConfig: {
      maxImages: 4,
      supportsSize: true,
      supports1K: true,
      supports2K: true,
      supports4K: true,
      supportsPromptExtend: true,
      supportsNegativePrompt: false,
      supportsWatermark: false,
      supportsSeed: false,
      supportedImageSizes: [
        "auto",
        "square_hd",
        "square",
        "landscape_4_3",
        "landscape_16_9",
        "portrait_4_3",
        "portrait_16_9",
      ],
      supportedQualities: ["low", "medium", "high"],
      enableLoadingPlaceholder: true,
      loadingColor: "purple",
      creditCostPerImage: 0,
      creditCostPerVideo: 0,
    },
    sortOrder: 20,
  },
];