wa-cli: WhatsApp from the terminal, with a neomutt Maildir bridgeHEADmain

1 files changed, 82 insertions, 0 deletions

diff --git a/src/config.js b/src/config.js
new file mode 100644
index 0000000..d29ada4
--- /dev/null
+++ b/src/config.js
@@ -0,0 +1,82 @@
+// Paths, accounts and user config.
+//
+// Everything follows XDG, split per account (like gws with several accounts):
+//   config   ~/.config/wa-cli/config.json, hooks/
+//   session  ~/.local/share/wa-cli/<account>/   (LocalAuth: Chrome profile)
+//   state    ~/.local/state/wa-cli/<account>/   (pid, daemon log)
+//   media    ~/.local/share/wa-cli/<account>/media/
+//   socket   $XDG_RUNTIME_DIR/wa-cli/<account>.sock
+
+import fs from 'node:fs';
+import os from 'node:os';
+import path from 'node:path';
+
+const env = process.env;
+const HOME = os.homedir();
+const XDG_CONFIG = env.XDG_CONFIG_HOME || path.join(HOME, '.config');
+const XDG_DATA = env.XDG_DATA_HOME || path.join(HOME, '.local/share');
+const XDG_STATE = env.XDG_STATE_HOME || path.join(HOME, '.local/state');
+const XDG_CACHE = env.XDG_CACHE_HOME || path.join(HOME, '.cache');
+const RUNTIME = env.XDG_RUNTIME_DIR || path.join(os.tmpdir(), `wa-cli-${process.getuid()}`);
+
+const ACCOUNT_RE = /^[A-Za-z0-9_-]+$/;
+
+export const VERSION = JSON.parse(
+    fs.readFileSync(new URL('../package.json', import.meta.url), 'utf8'),
+).version;
+
+export function accountName(flag) {
+    const name = flag || env.WA_CLI_ACCOUNT || 'default';
+    if (!ACCOUNT_RE.test(name)) {
+        throw Object.assign(new Error(`invalid account name: ${name} (only [A-Za-z0-9_-])`), { code: 'EINVAL' });
+    }
+    return name;
+}
+
+export function paths(account) {
+    const configDir = env.WA_CLI_CONFIG_DIR || path.join(XDG_CONFIG, 'wa-cli');
+    const dataDir = path.join(env.WA_CLI_DATA_DIR || path.join(XDG_DATA, 'wa-cli'), account);
+    const stateDir = path.join(XDG_STATE, 'wa-cli', account);
+    return {
+        configDir,
+        configFile: path.join(configDir, 'config.json'),
+        hooksDir: path.join(configDir, 'hooks'),
+        dataDir,
+        mediaDir: path.join(dataDir, 'media'),
+        stateDir,
+        pidFile: path.join(stateDir, 'daemon.pid'),
+        logFile: path.join(stateDir, 'daemon.log'),
+        cacheDir: path.join(XDG_CACHE, 'wa-cli'),
+        socket: env.WA_CLI_SOCKET || path.join(RUNTIME, 'wa-cli', `${account}.sock`),
+    };
+}
+
+const DEFAULTS = {
+    autostart: true,          // the CLI starts the daemon if it is not running
+    readyTimeoutMs: 120000,   // how long a command waits for the session to be ready
+    startTimeoutMs: 180000,   // if WhatsApp Web does not load within this time, the daemon exits (and is restarted)
+    hooks: true,              // ejecutar ~/.config/wa-cli/hooks/<evento>
+    hookTimeoutMs: 60000,
+    browserName: 'wa-cli',    // shows as "wa-cli (Linux)" under Linked devices
+    deviceName: 'Linux',
+    puppeteer: { headless: true },
+};
+
+// config.json: { ...globals, "accounts": { "<account>": { ...overrides } } }
+export function loadConfig(account) {
+    const p = paths(account);
+    let file = {};
+    try {
+        file = JSON.parse(fs.readFileSync(p.configFile, 'utf8'));
+    } catch (e) {
+        if (e.code !== 'ENOENT') {
+            throw Object.assign(new Error(`${p.configFile}: ${e.message}`), { code: 'EINVAL' });
+        }
+    }
+    const { accounts = {}, ...global } = file;
+    const cfg = { ...DEFAULTS, ...global, ...(accounts[account] || {}) };
+    cfg.puppeteer = { ...DEFAULTS.puppeteer, ...global.puppeteer, ...accounts[account]?.puppeteer };
+    cfg.wamail = { ...global.wamail, ...accounts[account]?.wamail };
+    if (env.WA_CLI_AUTOSTART !== undefined) cfg.autostart = !/^(0|false|no)$/i.test(env.WA_CLI_AUTOSTART);
+    return cfg;
+}