weixin-plugin-test/weixin-plugin/weixin/runtime.ts

import fs from "node:fs";
import path from "node:path";
import os from "node:os";

export function resolvePreferredOpenClawTmpDir(): string {
  const envOverride = process.env.OPENCLAW_TMP_DIR?.trim();
  if (envOverride) return envOverride;
  const stateDir = process.env.OPENCLAW_STATE_DIR?.trim() ||
    process.env.CLAWDBOT_STATE_DIR?.trim() ||
    path.join(os.homedir(), ".openclaw");
  return path.join(stateDir, "tmp");
}

export function resolveWeixinTmpDir(): string {
  return path.join(resolvePreferredOpenClawTmpDir(), "weixin");
}

export function ensureMediaOutboundTempDir(): string {
  const dir = path.join(resolveWeixinTmpDir(), "media", "outbound-temp");
  fs.mkdirSync(dir, { recursive: true });
  return dir;
}