feat: orchestration harness, selective install, observer improvements

scripts/lib/session-adapters/dmux-tmux.js

@@ -0,0 +1,78 @@
+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+
+const { collectSessionSnapshot } = require('../orchestration-session');
+const { normalizeDmuxSnapshot } = require('./canonical-session');
+
+function isPlanFileTarget(target, cwd) {
+  if (typeof target !== 'string' || target.length === 0) {
+    return false;
+  }
+
+  const absoluteTarget = path.resolve(cwd, target);
+  return fs.existsSync(absoluteTarget)
+    && fs.statSync(absoluteTarget).isFile()
+    && path.extname(absoluteTarget) === '.json';
+}
+
+function isSessionNameTarget(target, cwd) {
+  if (typeof target !== 'string' || target.length === 0) {
+    return false;
+  }
+
+  const coordinationDir = path.resolve(cwd, '.claude', 'orchestration', target);
+  return fs.existsSync(coordinationDir) && fs.statSync(coordinationDir).isDirectory();
+}
+
+function buildSourceTarget(target, cwd) {
+  if (isPlanFileTarget(target, cwd)) {
+    return {
+      type: 'plan',
+      value: path.resolve(cwd, target)
+    };
+  }
+
+  return {
+    type: 'session',
+    value: target
+  };
+}
+
+function createDmuxTmuxAdapter(options = {}) {
+  const collectSessionSnapshotImpl = options.collectSessionSnapshotImpl || collectSessionSnapshot;
+
+  return {
+    id: 'dmux-tmux',
+    canOpen(target, context = {}) {
+      if (context.adapterId && context.adapterId !== 'dmux-tmux') {
+        return false;
+      }
+
+      if (context.adapterId === 'dmux-tmux') {
+        return true;
+      }
+
+      const cwd = context.cwd || process.cwd();
+      return isPlanFileTarget(target, cwd) || isSessionNameTarget(target, cwd);
+    },
+    open(target, context = {}) {
+      const cwd = context.cwd || process.cwd();
+
+      return {
+        adapterId: 'dmux-tmux',
+        getSnapshot() {
+          const snapshot = collectSessionSnapshotImpl(target, cwd);
+          return normalizeDmuxSnapshot(snapshot, buildSourceTarget(target, cwd));
+        }
+      };
+    }
+  };
+}
+
+module.exports = {
+  createDmuxTmuxAdapter,
+  isPlanFileTarget,
+  isSessionNameTarget
+};