touhou-tagger/dist/cli/config-file.js

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import { closeSync, existsSync, ftruncateSync, mkdirSync, openSync, readFileSync, writeFileSync, writeSync, } from 'fs';
import { homedir } from 'os';
import { dirname, join } from 'path';
export const legacyFilePath = join(homedir(), '.thtag.json');
export const filePath = (() => {
    switch (process.platform) {
        case 'win32':
            return join(process.env.APPDATA ?? join(homedir(), 'AppData', 'Roaming'), 'Touhou Tagger', 'config.json');
        case 'darwin':
            return join(homedir(), 'Library', 'Application Support', 'Touhou Tagger', 'config.json');
        default:
            return join(process.env.XDG_CONFIG_HOME ?? join(homedir(), '.config'), 'touhou-tagger', 'config.json');
    }
})();
export const loadConfigFile = () => {
    const configPath = existsSync(filePath) ? filePath : legacyFilePath;
    if (!existsSync(configPath)) {
        return null;
    }
    return JSON.parse(readFileSync(configPath, { encoding: 'utf8' }));
};
export const saveConfigFile = (config) => {
    const content = JSON.stringify(config, undefined, 2);
    mkdirSync(dirname(filePath), { recursive: true });
    if (!existsSync(filePath)) {
        writeFileSync(filePath, content);
        return;
    }
    const fd = openSync(filePath, 'r+');
    try {
        ftruncateSync(fd, 0);
        writeSync(fd, content);
    }
    finally {
        closeSync(fd);
    }
};