fofstudio-bbsdata/build/cx.js

fofstudio

const fs = require('fs');
const path = require('path');
const { Index } = require('flexsearch');
const dataFilePath = path.join(__dirname, 'text.json'); // 假设 data.json 与 main.js 在同一目录
const data = fs.readFileSync(dataFilePath, 'utf8');
let forumData = JSON.parse(data)["数据"];
const searchIndex = new Index({
    tokenize: "forward", // 分词方式: "forward", "reverse", "strict", "full"
    resolution: 9,       // 分辨率，影响索引大小和搜索精度 (1-9, 9最精确)
    context: true       // 启用上下文搜索 (支持短语搜索)
});
forumData.forEach((post, index) => {
    const searchableContent = `${post.帖子名称} ${post.简易描述} ${post.帖子编号 + ""}`;
    searchIndex.add(index, searchableContent);
});
function searchForum(query, limit = 5) {
    if (!query || typeof query !== 'string' || query.trim() === '') {
        return { query: query, results: [], took: 0, error: '查询关键词不能为空' };
    }
    const startTime = Date.now();
    try {
        const matchedIndices = searchIndex.search(query.trim()).flat();
        const searchResults = matchedIndices
            .map(idx => forumData[idx]) // 映射回原始对象
            .slice(0, limit); // 限制返回结果数量
        const took = Date.now() - startTime;
        return {
            query: query.trim(),
            results: searchResults,
            count: searchResults.length,
            took: took // 毫秒
        };
    } catch (error) {
        console.error('搜索过程中发生错误:', error);
        return { query: query, results: [], took: 0, error: '搜索执行失败' };
    }
}

const result3 = searchForum('MCP服务');
console.log('搜索关键词: "JavaScript 异步"');
console.log('耗时:', result3.took, 'ms');
console.log('找到结果:', result3.count, '个');
result3.results.forEach((post, i) => {
    console.log(post);
});
console.log('---\n');