Add unified IM channel plugin

bin/dsh-im.mjs

@@ -0,0 +1,95 @@
+#!/usr/bin/env node
+
+import { readFile } from 'node:fs/promises';
+import { homedir, tmpdir } from 'node:os';
+import { isAbsolute, join, resolve } from 'node:path';
+import { spawnSync } from 'node:child_process';
+
+const PACKAGE_NAME = '@xmanrui/dsh-im';
+const DEFAULT_SOURCE = 'github:xmanrui/dsh-im';
+const LEGACY_PACKAGES = ['@xmanrui/dsh-feishu', '@xmanrui/dsh-weixin'];
+
+function usage() {
+  console.log(`Usage:
+  dsh-im install [--profile web] [--source <package-spec>]
+  dsh-im uninstall [--profile web]
+
+Examples:
+  npx -y github:xmanrui/dsh-im install
+  dsh-im install --source .`);
+}
+
+function takeOption(args, name, fallback) {
+  const index = args.indexOf(name);
+  if (index < 0) return fallback;
+  const value = args[index + 1];
+  if (!value || value.startsWith('--')) throw new Error(`${name} requires a value`);
+  args.splice(index, 2);
+  return value;
+}
+
+function runDsh(args) {
+  const result = spawnSync('dsh', args, {
+    cwd: tmpdir(),
+    stdio: 'inherit',
+    shell: false,
+  });
+  if (result.error?.code === 'ENOENT') {
+    throw new Error('找不到 dsh，请先安装 DeepSeek Harness 并确保 dsh 在 PATH 中。');
+  }
+  if (result.error) throw result.error;
+  if (result.status !== 0) throw new Error(`dsh 退出，状态码 ${result.status ?? 1}`);
+}
+
+async function directProfilePackages(profile) {
+  const dshHome = process.env.DSH_HOME || join(homedir(), '.dsh');
+  const profilePackage = join(dshHome, 'profiles', profile, 'package.json');
+  try {
+    const manifest = JSON.parse(await readFile(profilePackage, 'utf8'));
+    const bundles = new Set(manifest.dsh?.profile?.bundles ?? []);
+    const dependencies = manifest.dependencies ?? {};
+    return new Set(LEGACY_PACKAGES.filter((name) => dependencies[name] || bundles.has(name)));
+  } catch (error) {
+    if (error?.code === 'ENOENT') return new Set();
+    throw new Error(`无法读取 Harness 配置 ${profilePackage}：${error.message}`);
+  }
+}
+
+const args = process.argv.slice(2);
+const command = args.shift();
+
+if (!command || command === '--help' || command === '-h') {
+  usage();
+  process.exit(0);
+}
+
+try {
+  const profile = takeOption(args, '--profile', 'web');
+  if (command === 'install') {
+    const requested = takeOption(args, '--source', DEFAULT_SOURCE);
+    const source = requested === '.' || requested === '..'
+      || requested.startsWith('./') || requested.startsWith('../')
+      ? resolve(process.cwd(), requested)
+      : (isAbsolute(requested) ? requested : requested);
+    if (args.length > 0) throw new Error(`无法识别的参数：${args.join(' ')}`);
+
+    const legacy = await directProfilePackages(profile);
+    runDsh(['plugin', '--profile', profile, 'add', '--save-exact', source]);
+    for (const packageName of legacy) {
+      runDsh(['plugin', '--profile', profile, 'remove', packageName]);
+    }
+    console.log('\nIM 机器人插件已安装。请重启 dsh web，然后打开「设置 → 插件 → IM机器人」。');
+    if (legacy.size > 0) {
+      console.log('已用 dsh-im 替换独立飞书/微信插件；原有凭据和扫码绑定保持不变。');
+    }
+  } else if (command === 'uninstall') {
+    if (args.length > 0) throw new Error(`无法识别的参数：${args.join(' ')}`);
+    runDsh(['plugin', '--profile', profile, 'remove', PACKAGE_NAME]);
+    console.log('\nIM 机器人插件已卸载。请重启 dsh web。');
+  } else {
+    throw new Error(`无法识别的命令：${command}`);
+  }
+} catch (error) {
+  console.error(`dsh-im: ${error.message}`);
+  process.exit(1);
+}