// Environnement de test : loguix dans le scratchpad, données YouTube isolées (jamais backend/data/youtube)
const path = require('path');
const fs = require('fs');
const os = require('os');

const BACKEND = require("path").resolve(__dirname, "../..");
// Données jetables hors du dépôt
const SCRATCH = path.join(os.tmpdir(), 'chopin-tests');
fs.mkdirSync(SCRATCH, { recursive: true });
const LOGS = path.join(__dirname, 'logs');
fs.mkdirSync(LOGS, { recursive: true });

const loguix = require(path.join(BACKEND, 'node_modules', 'loguix'));
loguix.setup(LOGS, path.join(BACKEND, 'package.json'));

const { __glob } = require(path.join(BACKEND, 'src', 'utils', 'GlobalVars'));

function isolateData(name = 'ytdata') {
    const dir = fs.mkdtempSync(path.join(SCRATCH, `${name}-`));
    __glob.YOUTUBE_DIR = dir;
    __glob.YOUTUBE_COOKIES = path.join(dir, 'cookies.txt');
    __glob.YOUTUBE_STATE = path.join(dir, 'state.json');
    __glob.YOUTUBE_SETTINGS = path.join(dir, 'settings.json');
    // Le cache yt-dlp peut rester partagé entre les essais (dans le scratchpad)
    __glob.YOUTUBE_CACHE = path.join(SCRATCH, 'ytcache');
    // Par défaut aucun ancien fichier : chaque test choisit
    __glob.COOKIES = path.join(dir, 'legacy-none.txt');
    __glob.COOKIES_JSON = path.join(dir, 'legacy-none.json');
    return dir;
}

let failures = 0, passes = 0;
function check(name, cond, extra) {
    if (cond) { passes++; console.log(`  ok   ${name}`); }
    else { failures++; console.log(`  FAIL ${name}${extra !== undefined ? ' -> ' + JSON.stringify(extra) : ''}`); }
}
function done() {
    console.log(`\n${passes} ok, ${failures} échec(s)`);
    process.exitCode = failures ? 1 : 0;
}
function req(rel) { return require(path.join(BACKEND, rel)); }
function chopinTmpDirs() {
    return fs.readdirSync(os.tmpdir()).filter(e => e.startsWith('chopin-ytc-'));
}

module.exports = { BACKEND, SCRATCH, __glob, isolateData, check, done, req, chopinTmpDirs };