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https://github.com/hectorqin/reader.git
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hectorqin
73f9eb6e20
Support local and OpenList libraries, metadata, independent media navigation, themes, and audio/video playback. Preserve approved v2 prototypes and current documentation; archive superseded review artifacts and keep generated validation output outside version control.
32 lines
2.1 KiB
TypeScript
32 lines
2.1 KiB
TypeScript
/** Synthetic indexed paths; no real media scanning or file access. */
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import {mkdtemp,rm} from 'node:fs/promises';
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import {tmpdir} from 'node:os';
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import {join} from 'node:path';
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import assert from 'node:assert/strict';
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import {Db} from '../src/db/index.ts';
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import {MediaLibraries} from '../src/media/libraries.ts';
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import {MediaScanner} from '../src/media/scanner.ts';
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import {MediaFolders} from '../src/media/folders.ts';
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const root=await mkdtemp(join(tmpdir(),'media-folders-benchmark-')),db=new Db(join(root,'catalog.db'));
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const libraries=new MediaLibraries(db),scanner=new MediaScanner(db,libraries);
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try{
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db.run("INSERT INTO media_libraries(id,name,kind,root,access,created_at,updated_at) VALUES('lib','large','music',?,'all',0,0)",root);
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db.run(`WITH RECURSIVE seq(n) AS (SELECT 0 UNION ALL SELECT n+1 FROM seq WHERE n<99999)
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INSERT INTO media_assets(id,library_id,ref,size,modified_at,available,probe_status)
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SELECT cast(n AS TEXT),'lib',printf('🎧目录%03d/track-%06d.mp3',n/1000,n),1024,0,CASE WHEN n%10=0 THEN 0 ELSE 1 END,'ready' FROM seq`);
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const folders=new MediaFolders(db,libraries,scanner.catalog),actor={id:'member',role:'member'} as const;
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const measurements=[];
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for(const path of ['','🎧目录050']){
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const times=[];
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for(let i=0;i<6;i++){
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const start=performance.now(),result=folders.list(actor,'lib',path);times.push(performance.now()-start);
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assert.equal(result.total,path?1000:100);assert.equal(result.items.length,60);
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if(path)assert.ok(result.items.every(item=>item.path.startsWith(path+'/')));
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else assert.ok(result.items.every(item=>item.files===1000&&item.availableFiles===900&&item.size===1024000));
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}
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const sorted=times.slice(1).sort((a,b)=>a-b);
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measurements.push({path:path||'root',firstMs:Math.round(times[0]!),medianMs:Math.round(sorted[2]!),maxMs:Math.round(sorted[4]!)});
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}
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console.log(JSON.stringify({assets:100000,folders:100,samples:6,node:process.version,platform:process.platform,database:'temporary file, warm OS cache',measurements}));
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}finally{await scanner.close();db.close();await rm(root,{recursive:true,force:true});}
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