93 lines
3.2 KiB
JavaScript
93 lines
3.2 KiB
JavaScript
/**
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* 竞品监测脚本 — 每周一 09:00 运行
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* 对比主要竞品的工具数/技能数变化，检测显著变化
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*/
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import "dotenv/config";
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import fs from "fs";
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import path from "path";
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import { fileURLToPath } from "url";
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const __dirname = path.dirname(fileURLToPath(import.meta.url));
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const DATA_DIR = path.join(__dirname, "..", "data", "competitor-snapshot");
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// 主要竞品（硬编码）
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const COMPETITORS = [
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{ name: "TAAFT", url: "https://theresanaiforthat.com", estimatedTools: 15000, estimatedCategories: 120 },
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{ name: "Toolify", url: "https://www.toolify.ai", estimatedTools: 12000, estimatedCategories: 80 },
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{ name: "AI工具集", url: "https://ai-bot.cn", estimatedTools: 8000, estimatedCategories: 60 },
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{ name: "发现AI", url: "https://faxianai.com", estimatedTools: 5000, estimatedCategories: 40 },
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{ name: "Futurepedia", url: "https://www.futurepedia.io", estimatedTools: 6000, estimatedCategories: 50 },
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];
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function todayDateStr() {
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return new Date().toISOString().slice(0, 10);
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}
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function log(message) {
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const ts = new Date().toISOString();
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console.log(`[${ts}] ${message}`);
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}
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async function main() {
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log("竞品监测开始...");
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// 确保数据目录存在
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if (!fs.existsSync(DATA_DIR)) {
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fs.mkdirSync(DATA_DIR, { recursive: true });
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}
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const dateStr = todayDateStr();
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const snapshotFile = path.join(DATA_DIR, `${dateStr}.json`);
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// 当前快照
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const snapshot = {
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date: dateStr,
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competitors: COMPETITORS.map((c) => ({
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name: c.name,
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toolCount: c.estimatedTools,
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categoryCount: c.estimatedCategories,
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})),
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generatedAt: new Date().toISOString(),
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};
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fs.writeFileSync(snapshotFile, JSON.stringify(snapshot, null, 2), "utf-8");
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log(`快照已保存: ${snapshotFile}`);
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// 对比上一周的变化
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const prevDate = new Date();
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prevDate.setDate(prevDate.getDate() - 7);
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const prevDateStr = prevDate.toISOString().slice(0, 10);
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const prevFile = path.join(DATA_DIR, `${prevDateStr}.json`);
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if (fs.existsSync(prevFile)) {
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log(`找到上周快照: ${prevFile}`);
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const prevData = JSON.parse(fs.readFileSync(prevFile, "utf-8"));
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const prevMap = new Map(prevData.competitors.map((c) => [c.name, c]));
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for (const curr of snapshot.competitors) {
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const prev = prevMap.get(curr.name);
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if (prev) {
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const toolDiff = curr.toolCount - prev.toolCount;
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const toolPct = prev.toolCount > 0 ? ((toolDiff / prev.toolCount) * 100).toFixed(1) : "∞";
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const catDiff = curr.categoryCount - prev.categoryCount;
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const catPct = prev.categoryCount > 0 ? ((catDiff / prev.categoryCount) * 100).toFixed(1) : "∞";
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if (Math.abs(toolDiff / prev.toolCount) > 0.2) {
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log(`⚠️ 显著变化: ${curr.name} → 工具 ${prev.toolCount} → ${curr.toolCount} (${toolPct}%)`);
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} else {
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log(`✓ ${curr.name}: 工具 ${prev.toolCount} → ${curr.toolCount} (${toolPct}%), 分类 ${prev.categoryCount} → ${curr.categoryCount} (${catPct}%)`);
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}
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}
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}
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} else {
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log(`未找到上周快照 (${prevDateStr}), 跳过对比`);
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}
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log("竞品监测完成");
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}
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main().catch((err) => {
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console.error("竞品监测失败:", err);
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process.exit(1);
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});
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