import * as fs from 'fs';
import * as path from 'path';
import * as os from 'os';
const GLOBAL_ENV_PATH = path.join(os.homedir(), '.openclaw', '.env');
let loaded = false;
/**
 * Load ~/.openclaw/.env into process.env (once, won't overwrite existing vars).
 */
export function loadGlobalEnv() {
    if (loaded)
        return;
    loaded = true;
    let content;
    try {
        content = fs.readFileSync(GLOBAL_ENV_PATH, 'utf-8');
    }
    catch {
        return; // file doesn't exist — that's fine
    }
    for (const line of content.split('\n')) {
        const trimmed = line.trim();
        if (!trimmed || trimmed.startsWith('#'))
            continue;
        const eqIdx = trimmed.indexOf('=');
        if (eqIdx < 1)
            continue;
        const key = trimmed.slice(0, eqIdx).trim();
        let value = trimmed.slice(eqIdx + 1).trim();
        // strip surrounding quotes
        if ((value.startsWith('"') && value.endsWith('"')) || (value.startsWith("'") && value.endsWith("'"))) {
            value = value.slice(1, -1);
        }
        // don't overwrite explicitly set env vars
        if (process.env[key] === undefined) {
            process.env[key] = value;
        }
    }
}
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