import { serverRequest } from "./serverConnection";

export interface EcommerceTemplateAsset {
  fileName?: string;
  extension?: string;
  sizeBytes?: number;
  assetIndex?: number;
  ossKey?: string;
  url?: string;
}

export interface EcommerceTemplatePreview {
  fileName?: string;
  extension?: string;
  sizeBytes?: number;
  ossKey?: string;
  url?: string;
}

export interface EcommerceTemplateManifestItem {
  id: string;
  category?: string;
  categorySlug?: string;
  templateName?: string;
  templateSlug?: string;
  preview?: EcommerceTemplatePreview;
  prompt?: string;
  assets?: EcommerceTemplateAsset[];
}

export interface EcommerceTemplateListResult {
  version?: number;
  ossPrefix?: string;
  generatedAt?: string;
  templates: EcommerceTemplateManifestItem[];
  total: number;
}

export async function listEcommerceTemplates(category?: string): Promise<EcommerceTemplateListResult> {
  const search = new URLSearchParams();
  if (category) search.set("category", category);
  const suffix = search.toString();

  const response = await serverRequest<EcommerceTemplateListResult>(
    `ai/ecommerce/templates${suffix ? `?${suffix}` : ""}`,
    {
      method: "GET",
      maxRetries: 1,
      fallbackMessage: "Failed to load ecommerce templates",
    },
  );

  return {
    ...response,
    templates: Array.isArray(response.templates) ? response.templates : [],
    total: Number.isFinite(response.total) ? response.total : Array.isArray(response.templates) ? response.templates.length : 0,
  };
}