import { describe, expect, test } from "bun:test";
import {
	buildEventHandleInvalidated,
	eventHandleInvalidatedSchema,
} from "./core-handle-invalidation.js";
import { createGeneration } from "./v3-generation.js";

const validMessage = {
	t: "getuserfeedback:event:handleInvalidated",
	gen: createGeneration(3),
	instanceId: "instance-a",
	handleKind: "flow",
	handleId: "handle-a",
	reasonCode: "CLOSED",
	source: "core",
	at: 1_723_000_000_000,
} as const;

describe("core handle invalidation", () => {
	test("accepts a complete invalidation message", () => {
		expect(eventHandleInvalidatedSchema.safeParse(validMessage).success).toBe(
			true,
		);
	});

	test("accepts optional routing and diagnostic fields", () => {
		expect(
			eventHandleInvalidatedSchema.safeParse({
				...validMessage,
				viewId: "view-a",
				reasonMessage: "flow closed",
				relatedRequestId: "request-a",
			}).success,
		).toBe(true);
	});

	test("builds the canonical core-to-host envelope", () => {
		expect(
			buildEventHandleInvalidated({
				gen: 3,
				instanceId: "instance-a",
				handleKind: "flow",
				handleId: "handle-a",
				reasonCode: "CLOSED",
				source: "core",
				at: 1_723_000_000_000,
			}),
		).toEqual(validMessage);
	});

	test("rejects invalid lifecycle values and blank identifiers", () => {
		for (const message of [
			{ ...validMessage, handleId: " " },
			{ ...validMessage, reasonCode: "EXPIRED" },
			{ ...validMessage, source: "react-native" },
			{ ...validMessage, gen: -1 },
		]) {
			expect(eventHandleInvalidatedSchema.safeParse(message).success).toBe(
				false,
			);
		}
	});
});