467 lines
15 KiB
TypeScript
467 lines
15 KiB
TypeScript
// 文件名: sync_shorturl_schema_to_clickhouse.ts
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// 描述: 此脚本用于同步PostgreSQL中的short_url.shorturl表数据到ClickHouse
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// 创建日期: 2023-11-21
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import { Pool } from "https://deno.land/x/postgres@v0.17.0/mod.ts";
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import { getResource, getVariable } from "https://deno.land/x/windmill@v1.183.0/mod.ts";
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// PostgreSQL配置接口
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interface PgConfig {
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host: string;
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port: number;
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user: string;
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password: string;
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dbname?: string;
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[key: string]: unknown;
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}
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// ClickHouse配置接口
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interface ChConfig {
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clickhouse_host: string;
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clickhouse_port: number;
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clickhouse_user: string;
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clickhouse_password: string;
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clickhouse_url?: string;
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}
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// Shorturl数据接口
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interface ShortUrlData {
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id: string;
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slug: string;
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origin: string; // 对应ClickHouse中的original_url
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title?: string;
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description?: string;
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created_at?: string;
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updated_at?: string;
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deleted_at?: string;
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expires_at?: string; // 注意这里已更正为expires_at
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domain?: string; // 添加domain字段
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}
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/**
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* 同步PostgreSQL short_url.shorturl表数据到ClickHouse
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*/
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export async function main(
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params: {
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/** 同步数据的开始时间（ISO 8601格式）。默认为1小时前 */
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start_time?: string;
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/** 同步数据的结束时间（ISO 8601格式）。默认为当前时间 */
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end_time?: string;
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/** 是否为测试模式（不执行实际更新） */
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dry_run?: boolean;
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/** 是否显示详细日志 */
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verbose?: boolean;
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}
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) {
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// 设置默认参数
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const oneHourAgo = new Date(Date.now() - 60 * 60 * 1000).toISOString();
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const start_time = params.start_time || oneHourAgo;
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const end_time = params.end_time || new Date().toISOString();
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const dry_run = params.dry_run || false;
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const verbose = params.verbose || false;
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// 初始化日志函数
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const log = (message: string, isVerbose = false) => {
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if (!isVerbose || verbose) {
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console.log(message);
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}
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};
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log(`开始同步shorturl表数据: ${start_time} 至 ${end_time}`);
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let pgPool: Pool | null = null;
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try {
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// 1. 获取数据库配置
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log("获取PostgreSQL数据库配置...", true);
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const pgConfig = await getResource('f/limq/production_supabase') as PgConfig;
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// 2. 创建PostgreSQL连接池
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pgPool = new Pool({
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hostname: pgConfig.host,
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port: pgConfig.port,
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user: pgConfig.user,
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password: pgConfig.password,
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database: pgConfig.dbname || 'postgres'
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}, 3);
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// 3. 获取需要更新的数据
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const shorturlData = await getShortUrlData(pgPool, start_time, end_time, log);
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log(`成功获取 ${shorturlData.length} 条shorturl数据`);
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if (shorturlData.length === 0) {
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return { success: true, message: "没有找到需要更新的数据", updated: 0 };
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}
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// 4. 获取ClickHouse配置
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const chConfig = await getClickHouseConfig();
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// 5. 执行更新
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if (!dry_run) {
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const shorturlUpdated = await updateClickHouseShortUrl(shorturlData, chConfig, log);
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return {
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success: true,
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message: "shorturl表数据同步完成",
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shorturl_updated: shorturlUpdated
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};
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} else {
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log("测试模式: 不执行实际更新");
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return {
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success: true,
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dry_run: true,
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shorturl_count: shorturlData.length,
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shorturl_sample: shorturlData.slice(0, 1)
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};
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}
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} catch (error) {
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const errorMessage = `同步过程中发生错误: ${(error as Error).message}`;
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log(errorMessage);
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if ((error as Error).stack) {
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log(`错误堆栈: ${(error as Error).stack}`, true);
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}
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return { success: false, message: errorMessage };
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} finally {
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if (pgPool) {
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await pgPool.end();
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log("PostgreSQL连接池已关闭", true);
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}
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}
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}
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/**
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* 从PostgreSQL获取shorturl数据
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*/
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async function getShortUrlData(
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pgPool: Pool,
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startTime: string,
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endTime: string,
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log: (message: string, isVerbose?: boolean) => void
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): Promise<ShortUrlData[]> {
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const client = await pgPool.connect();
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try {
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log(`获取shorturl数据 (${startTime} 至 ${endTime})`, true);
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const query = `
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SELECT
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id,
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slug,
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origin,
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title,
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description,
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domain,
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created_at,
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updated_at,
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deleted_at,
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expired_at as expires_at
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FROM
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short_url.shorturl
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WHERE
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(created_at >= $1 AND created_at <= $2)
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OR (updated_at >= $1 AND updated_at <= $2)
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`;
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const result = await client.queryObject(query, [startTime, endTime]);
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return result.rows as ShortUrlData[];
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} finally {
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client.release();
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}
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}
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/**
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* 格式化日期时间为ClickHouse可接受的格式
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*/
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function formatDateTime(dateStr: string | null | undefined): string {
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if (!dateStr) return 'NULL';
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try {
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// 将日期字符串转换为ISO格式
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const date = new Date(dateStr);
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if (isNaN(date.getTime())) {
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return 'NULL';
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}
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// 返回ISO格式的日期字符串，ClickHouse可以解析
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return `parseDateTimeBestEffort('${date.toISOString()}')`;
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} catch (error) {
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console.error(`日期格式化错误: ${error}`);
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return 'NULL';
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}
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}
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/**
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* 格式化进度显示
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*/
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function formatProgress(current: number, total: number): string {
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const percent = Math.round((current / total) * 100);
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const progressBar = '[' + '='.repeat(Math.floor(percent / 5)) + ' '.repeat(20 - Math.floor(percent / 5)) + ']';
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return `${progressBar} ${percent}% (${current}/${total})`;
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}
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/**
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* 更新ClickHouse中的shorturl表数据
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*/
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async function updateClickHouseShortUrl(
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shorturls: ShortUrlData[],
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chConfig: ChConfig,
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log: (message: string, isVerbose?: boolean) => void
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): Promise<number> {
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if (shorturls.length === 0) {
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log('没有找到shorturl数据，跳过shorturl表更新');
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return 0;
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}
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log(`准备更新 ${shorturls.length} 条shorturl数据`);
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// 检查ClickHouse中是否存在shorturl表
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const tableExists = await checkClickHouseTable(chConfig, 'shorturl_analytics.shorturl');
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if (!tableExists) {
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log('ClickHouse中未找到shorturl表，请先创建表');
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return 0;
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}
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let updatedCount = 0;
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const startTime = Date.now();
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// 使用批量插入更高效
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const batchSize = 50; // 降低批次大小，使查询更稳定
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for (let i = 0; i < shorturls.length; i += batchSize) {
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const batch = shorturls.slice(i, i + batchSize);
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let successCount = 0;
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// 显示批处理进度信息
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const batchNumber = Math.floor(i / batchSize) + 1;
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const totalBatches = Math.ceil(shorturls.length / batchSize);
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log(`处理批次 ${batchNumber}/${totalBatches}: ${formatProgress(i, shorturls.length)}`);
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// 对每条记录使用单独的INSERT ... SELECT ... WHERE NOT EXISTS语句
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for (let j = 0; j < batch.length; j++) {
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const shorturl = batch[j];
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// 显示记录处理细节进度
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const overallProgress = i + j + 1;
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if (overallProgress % 10 === 0 || overallProgress === shorturls.length) {
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// 每10条记录或最后一条记录显示一次进度
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const elapsedSeconds = (Date.now() - startTime) / 1000;
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const recordsPerSecond = overallProgress / elapsedSeconds;
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const remainingRecords = shorturls.length - overallProgress;
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const estimatedSecondsRemaining = remainingRecords / recordsPerSecond;
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log(`总进度: ${formatProgress(overallProgress, shorturls.length)} - 速率: ${recordsPerSecond.toFixed(1)}条/秒 - 预计剩余时间: ${formatTime(estimatedSecondsRemaining)}`);
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}
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try {
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const insertQuery = `
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INSERT INTO shorturl_analytics.shorturl
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SELECT
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'${escapeString(shorturl.id)}' AS id,
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'${escapeString(shorturl.id)}' AS external_id,
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'shorturl' AS type,
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'${escapeString(shorturl.slug)}' AS slug,
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'${escapeString(shorturl.origin)}' AS original_url,
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${shorturl.title ? `'${escapeString(shorturl.title)}'` : 'NULL'} AS title,
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${shorturl.description ? `'${escapeString(shorturl.description)}'` : 'NULL'} AS description,
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'{}' AS attributes,
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1 AS schema_version,
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'' AS creator_id,
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'' AS creator_email,
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'' AS creator_name,
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${formatDateTime(shorturl.created_at)} AS created_at,
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${formatDateTime(shorturl.updated_at)} AS updated_at,
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${formatDateTime(shorturl.deleted_at)} AS deleted_at,
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'[]' AS projects,
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'[]' AS teams,
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'[]' AS tags,
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'[]' AS qr_codes,
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'[]' AS channels,
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'[]' AS favorites,
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${formatDateTime(shorturl.expires_at)} AS expires_at,
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0 AS click_count,
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0 AS unique_visitors,
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${shorturl.domain ? `'${escapeString(shorturl.domain)}'` : 'NULL'} AS domain
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WHERE NOT EXISTS (
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SELECT 1 FROM shorturl_analytics.shorturl WHERE id = '${escapeString(shorturl.id)}'
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)
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`;
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await executeClickHouseQuery(chConfig, insertQuery);
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successCount++;
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log(`成功处理shorturl: ${shorturl.id}`, true);
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} catch (error) {
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log(`处理shorturl ${shorturl.id} 失败: ${(error as Error).message}`);
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// 尝试使用简单插入作为备选方案
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try {
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log(`尝试替代方法更新: ${shorturl.id}`, true);
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// 先检查记录是否存在
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const checkQuery = `SELECT count() FROM shorturl_analytics.shorturl WHERE id = '${escapeString(shorturl.id)}'`;
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const existsResult = await executeClickHouseQuery(chConfig, checkQuery);
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const exists = parseInt(existsResult.trim()) > 0;
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if (!exists) {
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const fallbackQuery = `
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INSERT INTO shorturl_analytics.shorturl (
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id, external_id, type, slug, original_url,
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title, description, attributes, schema_version,
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creator_id, creator_email, creator_name,
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created_at, updated_at, deleted_at,
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projects, teams, tags, qr_codes, channels, favorites,
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expires_at, click_count, unique_visitors, domain
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) VALUES (
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'${escapeString(shorturl.id)}',
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'${escapeString(shorturl.id)}',
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'shorturl',
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'${escapeString(shorturl.slug)}',
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'${escapeString(shorturl.origin)}',
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${shorturl.title ? `'${escapeString(shorturl.title)}'` : 'NULL'},
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${shorturl.description ? `'${escapeString(shorturl.description)}'` : 'NULL'},
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'{}',
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1,
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'',
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'',
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'',
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${formatDateTime(shorturl.created_at)},
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${formatDateTime(shorturl.updated_at)},
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${formatDateTime(shorturl.deleted_at)},
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'[]',
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'[]',
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'[]',
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'[]',
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'[]',
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'[]',
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${formatDateTime(shorturl.expires_at)},
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0,
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0,
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${shorturl.domain ? `'${escapeString(shorturl.domain)}'` : 'NULL'}
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)
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`;
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await executeClickHouseQuery(chConfig, fallbackQuery);
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successCount++;
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log(`备选方式插入成功: ${shorturl.id}`, true);
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} else {
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log(`记录已存在，跳过: ${shorturl.id}`, true);
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}
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} catch (fallbackError) {
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log(`备选方式失败 ${shorturl.id}: ${(fallbackError as Error).message}`);
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}
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}
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}
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updatedCount += successCount;
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log(`批次 ${batchNumber}/${totalBatches} 完成: ${successCount}/${batch.length} 条成功 (总计: ${updatedCount}/${shorturls.length})`);
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}
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const totalTime = (Date.now() - startTime) / 1000;
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log(`同步完成! 总计处理: ${updatedCount}/${shorturls.length} 条记录, 耗时: ${formatTime(totalTime)}, 平均速率: ${(updatedCount / totalTime).toFixed(1)}条/秒`);
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return updatedCount;
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}
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/**
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* 获取ClickHouse配置
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*/
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async function getClickHouseConfig(): Promise<ChConfig> {
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try {
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const chConfigJson = await getVariable("f/shorturl_analytics/clickhouse");
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// 确保配置不为空
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if (!chConfigJson) {
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throw new Error("未找到ClickHouse配置");
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}
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// 解析JSON字符串为对象
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let chConfig: ChConfig;
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if (typeof chConfigJson === 'string') {
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try {
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chConfig = JSON.parse(chConfigJson);
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} catch {
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throw new Error("ClickHouse配置不是有效的JSON");
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}
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} else {
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chConfig = chConfigJson as ChConfig;
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}
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// 验证并构建URL
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if (!chConfig.clickhouse_url && chConfig.clickhouse_host && chConfig.clickhouse_port) {
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chConfig.clickhouse_url = `http://${chConfig.clickhouse_host}:${chConfig.clickhouse_port}`;
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}
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if (!chConfig.clickhouse_url) {
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throw new Error("ClickHouse配置缺少URL");
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}
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return chConfig;
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} catch (error) {
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throw new Error(`获取ClickHouse配置失败: ${(error as Error).message}`);
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}
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}
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/**
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* 检查ClickHouse中是否存在指定表
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*/
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async function checkClickHouseTable(chConfig: ChConfig, tableName: string): Promise<boolean> {
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try {
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const query = `EXISTS TABLE ${tableName}`;
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const result = await executeClickHouseQuery(chConfig, query);
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return result.trim() === '1';
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} catch (error) {
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console.error(`检查表 ${tableName} 失败:`, error);
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return false;
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}
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}
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/**
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* 执行ClickHouse查询
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*/
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async function executeClickHouseQuery(chConfig: ChConfig, query: string): Promise<string> {
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// 确保URL有效
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if (!chConfig.clickhouse_url) {
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throw new Error("无效的ClickHouse URL: 未定义");
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}
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// 执行HTTP请求
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try {
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const response = await fetch(chConfig.clickhouse_url, {
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method: "POST",
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headers: {
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"Content-Type": "application/x-www-form-urlencoded",
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"Authorization": `Basic ${btoa(`${chConfig.clickhouse_user}:${chConfig.clickhouse_password}`)}`
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},
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body: query,
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});
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if (!response.ok) {
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const errorText = await response.text();
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throw new Error(`ClickHouse查询失败 (${response.status}): ${errorText}`);
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}
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return await response.text();
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} catch (error) {
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throw new Error(`执行ClickHouse查询失败: ${(error as Error).message}`);
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}
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}
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/**
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* 转义字符串，避免SQL注入
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*/
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function escapeString(str: string): string {
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if (!str) return '';
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return str.replace(/'/g, "''");
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}
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/**
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* 格式化时间（秒）为可读格式
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*/
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function formatTime(seconds: number): string {
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const mins = Math.floor(seconds / 60);
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const secs = Math.floor(seconds % 60);
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if (mins === 0) {
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return `${secs}秒`;
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} else {
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return `${mins}分${secs}秒`;
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}
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}
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