update

packages/adapter-utils/src/server-utils-skills.ts

@@ -0,0 +1,176 @@
+import { promises as fs, type Dirent } from "node:fs";
+import path from "node:path";
+import type { ManagedSkillRef } from "./types.js";
+import { parseObject, asString, asBoolean } from "./server-utils-parsers.js";
+
+/**
+ * Create symlinks for managed skills in the target directory.
+ * Per D-13: uses 'junction' type on Windows to avoid Developer Mode requirement.
+ * Individual skill symlink failures are logged and reported but do not block other skills.
+ */
+export async function createManagedSkillSymlinks(
+  managedSkills: ManagedSkillRef[],
+  targetDir: string,
+  onLog: (stream: "stdout" | "stderr", chunk: string) => Promise<void>,
+): Promise<void> {
+  await fs.mkdir(targetDir, { recursive: true });
+  const symlinkType = process.platform === "win32" ? ("junction" as const) : undefined;
+  for (const skill of managedSkills) {
+    const target = path.join(targetDir, skill.runtimeName);
+    const existing = await fs.lstat(target).catch(() => null);
+    if (existing) {
+      await fs.rm(target, { recursive: true, force: true });
+    }
+    try {
+      await fs.symlink(skill.sourcePath, target, symlinkType);
+      await onLog("stderr", `[agent-company] Injected managed skill "${skill.runtimeName}"\n`);
+    } catch (err) {
+      await onLog(
+        "stderr",
+        `[agent-company] Failed to inject skill "${skill.runtimeName}": ${err instanceof Error ? err.message : String(err)}\n`,
+      );
+    }
+  }
+}
+
+// ---------------------------------------------------------------------------
+// Skill resolution helpers -- ported from Paperclip reference with
+// AgentCompany naming. These utilities let each adapter discover, list,
+// resolve, and synchronize skills from a shared skills directory.
+// ---------------------------------------------------------------------------
+
+export const AGENTCOMPANY_SKILL_ROOT_RELATIVE_CANDIDATES = [
+  "../../skills",
+  "../../../../../skills",
+];
+
+export interface AgentCompanySkillEntry {
+  key: string;
+  runtimeName: string;
+  source: string;
+  required?: boolean;
+  requiredReason?: string | null;
+}
+
+export interface InstalledSkillTarget {
+  targetPath: string | null;
+  kind: "symlink" | "directory" | "file";
+}
+
+export function resolveInstalledEntryTarget(
+  skillsHome: string,
+  entryName: string,
+  dirent: Dirent,
+  linkedPath: string | null,
+): InstalledSkillTarget {
+  const fullPath = path.join(skillsHome, entryName);
+  if (dirent.isSymbolicLink()) {
+    return {
+      targetPath: linkedPath ? path.resolve(path.dirname(fullPath), linkedPath) : null,
+      kind: "symlink",
+    };
+  }
+  if (dirent.isDirectory()) {
+    return { targetPath: fullPath, kind: "directory" };
+  }
+  return { targetPath: fullPath, kind: "file" };
+}
+
+export function normalizeConfiguredAgentCompanyRuntimeSkills(value: unknown): AgentCompanySkillEntry[] {
+  if (!Array.isArray(value)) return [];
+  const out: AgentCompanySkillEntry[] = [];
+  for (const rawEntry of value) {
+    const entry = parseObject(rawEntry);
+    const key = asString(entry.key, asString(entry.name, "")).trim();
+    const runtimeName = asString(entry.runtimeName, asString(entry.name, "")).trim();
+    const source = asString(entry.source, "").trim();
+    if (!key || !runtimeName || !source) continue;
+    out.push({
+      key,
+      runtimeName,
+      source,
+      required: asBoolean(entry.required, false),
+      requiredReason:
+        typeof entry.requiredReason === "string" && entry.requiredReason.trim().length > 0
+          ? entry.requiredReason.trim()
+          : null,
+    });
+  }
+  return out;
+}
+
+/**
+ * Resolve the AgentCompany skills root directory from relative path candidates.
+ */
+export async function resolveAgentCompanySkillsDir(
+  moduleDir: string,
+  additionalCandidates: string[] = [],
+): Promise<string | null> {
+  const candidates = [
+    ...AGENTCOMPANY_SKILL_ROOT_RELATIVE_CANDIDATES.map((relativePath) => path.resolve(moduleDir, relativePath)),
+    ...additionalCandidates.map((candidate) => path.resolve(candidate)),
+  ];
+  const seenRoots = new Set<string>();
+
+  for (const root of candidates) {
+    if (seenRoots.has(root)) continue;
+    seenRoots.add(root);
+    const isDirectory = await fs.stat(root).then((stats) => stats.isDirectory()).catch(() => false);
+    if (isDirectory) return root;
+  }
+
+  return null;
+}
+
+/**
+ * List skill entries from the AgentCompany skills directory.
+ */
+export async function listAgentCompanySkillEntries(
+  moduleDir: string,
+  additionalCandidates: string[] = [],
+): Promise<AgentCompanySkillEntry[]> {
+  const root = await resolveAgentCompanySkillsDir(moduleDir, additionalCandidates);
+  if (!root) return [];
+
+  try {
+    const entries = await fs.readdir(root, { withFileTypes: true });
+    return entries
+      .filter((entry) => entry.isDirectory())
+      .map((entry) => ({
+        key: `agentcompany/agentcompany/${entry.name}`,
+        runtimeName: entry.name,
+        source: path.join(root, entry.name),
+        required: true,
+        requiredReason: "Bundled AgentCompany skills are always available for local adapters.",
+      }));
+  } catch {
+    return [];
+  }
+}
+
+/**
+ * Read installed skill targets from a skill home directory (symlinks, dirs, files).
+ */
+export async function readInstalledSkillTargets(skillsHome: string): Promise<Map<string, InstalledSkillTarget>> {
+  const entries = await fs.readdir(skillsHome, { withFileTypes: true }).catch(() => []);
+  const out = new Map<string, InstalledSkillTarget>();
+  for (const entry of entries) {
+    const fullPath = path.join(skillsHome, entry.name);
+    const linkedPath = entry.isSymbolicLink() ? await fs.readlink(fullPath).catch(() => null) : null;
+    out.set(entry.name, resolveInstalledEntryTarget(skillsHome, entry.name, entry, linkedPath));
+  }
+  return out;
+}
+
+/**
+ * Read runtime skill entries from adapter config or discover from module directory.
+ */
+export async function readAgentCompanyRuntimeSkillEntries(
+  config: Record<string, unknown>,
+  moduleDir: string,
+  additionalCandidates: string[] = [],
+): Promise<AgentCompanySkillEntry[]> {
+  const configuredEntries = normalizeConfiguredAgentCompanyRuntimeSkills(config.agentCompanyRuntimeSkills);
+  if (configuredEntries.length > 0) return configuredEntries;
+  return listAgentCompanySkillEntries(moduleDir, additionalCandidates);
+}