/**
 * 批量操作 API
 */

import type { Record } from './index';

/**
 * 批量更新记录标签
 */
export async function batchUpdateTags(
  ids: string[],
  tags: string[],
  mode: 'replace' | 'append' | 'remove'
): Promise<void> {
  // TODO: 实现实际的 API 调用
  console.log('批量更新标签:', ids, tags, mode);

  // 模拟 API 调用
  await new Promise(resolve => setTimeout(resolve, 500));
}

/**
 * 批量移动记录到分类
 */
export async function batchMoveToCategory(
  ids: string[],
  category: string
): Promise<void> {
  // TODO: 实现实际的 API 调用
  console.log('批量移动到分类:', ids, category);

  await new Promise(resolve => setTimeout(resolve, 500));
}

/**
 * 批量清除 OCR 文本
 */
export async function batchClearOCR(ids: string[]): Promise<void> {
  // TODO: 实现实际的 API 调用
  console.log('批量清除 OCR:', ids);

  await new Promise(resolve => setTimeout(resolve, 500));
}

/**
 * 批量下载记录
 */
export async function batchDownloadRecords(
  records: Record[],
  onProgress?: (current: number, total: number) => void
): Promise<void> {
  for (let i = 0; i < records.length; i++) {
    const record = records[i];

    if (record.file_path || record.content) {
      try {
        const link = document.createElement('a');
        link.href = record.file_path || record.content;
        link.download = record.name || `record_${record.id}`;
        link.click();

        // 等待一下，避免浏览器限制多个下载
        if (i < records.length - 1) {
          await new Promise(resolve => setTimeout(resolve, 300));
        }
      } catch (error) {
        console.error(`下载 ${record.id} 失败:`, error);
      }
    }

    if (onProgress) {
      onProgress(i + 1, records.length);
    }
  }
}

/**
 * 批量上传记录
 */
export async function batchUploadRecords(
  files: File[],
  onProgress?: (current: number, total: number) => void
): Promise<Record[]> {
  const results: Record[] = [];

  for (let i = 0; i < files.length; i++) {
    try {
      // TODO: 实现实际的文件上传
      console.log('上传文件:', files[i].name);

      // 模拟上传
      await new Promise(resolve => setTimeout(resolve, 500));

      if (onProgress) {
        onProgress(i + 1, files.length);
      }
    } catch (error) {
      console.error(`上传 ${files[i].name} 失败:`, error);
    }
  }

  return results;
}

/**
 * 批量删除记录
 */
export async function batchDeleteRecords(ids: string[]): Promise<{
  success: number;
  failed: number;
  errors: Array<{ id: string; error: string }>;
}> {
  const results = {
    success: 0,
    failed: 0,
    errors: [] as Array<{ id: string; error: string }>,
  };

  // TODO: 实现实际的批量删除 API 调用
  for (const id of ids) {
    try {
      // 模拟删除
      await new Promise(resolve => setTimeout(resolve, 100));
      results.success++;
    } catch (error) {
      results.failed++;
      results.errors.push({
        id,
        error: error instanceof Error ? error.message : String(error),
      });
    }
  }

  return results;
}

/**
 * 获取记录统计信息
 */
export async function getRecordsStats(): Promise<{
  total: number;
  byType: Record<string, number>;
  totalSize: number;
  withTags: number;
  withOCR: number;
}> {
  // TODO: 实现实际的统计 API 调用
  return {
    total: 0,
    byType: {},
    totalSize: 0,
    withTags: 0,
    withOCR: 0,
  };
}

/**
 * 搜索记录
 */
export async function searchRecords(query: {
  text?: string;
  fields?: string[];
  dateRange?: { start?: string; end?: string };
  recordTypes?: string[];
  sizeFilter?: { operator: string; value: number; unit: string };
  limit?: number;
  offset?: number;
}): Promise<{
  records: Record[];
  total: number;
}> {
  // TODO: 实现实际的搜索 API 调用
  console.log('搜索记录:', query);

  return {
    records: [],
    total: 0,
  };
}