feat: extend Control UI assistant identity

src/gateway/assistant-identity.ts

@@ -0,0 +1,55 @@
+import { resolveAgentWorkspaceDir, resolveDefaultAgentId } from "../agents/agent-scope.js";
+import { resolveAgentIdentity } from "../agents/identity.js";
+import { loadAgentIdentity } from "../commands/agents.config.js";
+import type { ClawdbotConfig } from "../config/config.js";
+import { normalizeAgentId } from "../routing/session-key.js";
+
+const MAX_ASSISTANT_NAME = 50;
+const MAX_ASSISTANT_AVATAR = 200;
+
+export const DEFAULT_ASSISTANT_IDENTITY = {
+  name: "Assistant",
+  avatar: "A",
+};
+
+export type AssistantIdentity = {
+  agentId: string;
+  name: string;
+  avatar: string;
+};
+
+function coerceIdentityValue(value: string | undefined, maxLength: number): string | undefined {
+  if (typeof value !== "string") return undefined;
+  const trimmed = value.trim();
+  if (!trimmed) return undefined;
+  if (trimmed.length <= maxLength) return trimmed;
+  return trimmed.slice(0, maxLength);
+}
+
+export function resolveAssistantIdentity(params: {
+  cfg: ClawdbotConfig;
+  agentId?: string | null;
+  workspaceDir?: string | null;
+}): AssistantIdentity {
+  const agentId = normalizeAgentId(params.agentId ?? resolveDefaultAgentId(params.cfg));
+  const workspaceDir = params.workspaceDir ?? resolveAgentWorkspaceDir(params.cfg, agentId);
+  const configAssistant = params.cfg.ui?.assistant;
+  const agentIdentity = resolveAgentIdentity(params.cfg, agentId);
+  const fileIdentity = workspaceDir ? loadAgentIdentity(workspaceDir) : null;
+
+  const name =
+    coerceIdentityValue(configAssistant?.name, MAX_ASSISTANT_NAME) ??
+    coerceIdentityValue(agentIdentity?.name, MAX_ASSISTANT_NAME) ??
+    coerceIdentityValue(fileIdentity?.name, MAX_ASSISTANT_NAME) ??
+    DEFAULT_ASSISTANT_IDENTITY.name;
+
+  const avatar =
+    coerceIdentityValue(configAssistant?.avatar, MAX_ASSISTANT_AVATAR) ??
+    coerceIdentityValue(agentIdentity?.avatar, MAX_ASSISTANT_AVATAR) ??
+    coerceIdentityValue(agentIdentity?.emoji, MAX_ASSISTANT_AVATAR) ??
+    coerceIdentityValue(fileIdentity?.avatar, MAX_ASSISTANT_AVATAR) ??
+    coerceIdentityValue(fileIdentity?.emoji, MAX_ASSISTANT_AVATAR) ??
+    DEFAULT_ASSISTANT_IDENTITY.avatar;
+
+  return { agentId, name, avatar };
+}