fix(coding-agent,ai): show env auth source in /login

packages/coding-agent/src/modes/interactive/components/auth-selector-status.ts

@@ -0,0 +1,44 @@
+import type { AuthCredential, AuthStatus } from "../../../core/auth-storage.js";
+
+export type SelectorAuthType = "oauth" | "api_key";
+
+export type AuthSelectorIndicator =
+	| { kind: "configured"; label: string }
+	| { kind: "configured-other"; label: string }
+	| { kind: "runtime" }
+	| { kind: "environment"; label: string }
+	| { kind: "fallback" }
+	| { kind: "unconfigured" };
+
+function getConfiguredLabel(authType: SelectorAuthType): string {
+	return authType === "oauth" ? "subscription configured" : "api key configured";
+}
+
+export function getAuthSelectorIndicator(
+	authType: SelectorAuthType,
+	credential: AuthCredential | undefined,
+	authStatus?: AuthStatus,
+): AuthSelectorIndicator {
+	if (credential) {
+		const label = getConfiguredLabel(credential.type);
+		return credential.type === authType ? { kind: "configured", label } : { kind: "configured-other", label };
+	}
+
+	if (authType === "oauth") {
+		return { kind: "unconfigured" };
+	}
+
+	if (authStatus?.source === "runtime") {
+		return { kind: "runtime" };
+	}
+
+	if (authStatus?.source === "environment") {
+		return { kind: "environment", label: authStatus.label ?? "API key" };
+	}
+
+	if (authStatus?.source === "fallback") {
+		return { kind: "fallback" };
+	}
+
+	return { kind: "unconfigured" };
+}