import { beforeEach, describe, expect, it, vi } from "vitest";

const createFn = vi.hoisted(() => vi.fn());
const sendMailFn = vi.hoisted(() => vi.fn().mockResolvedValue(true));

vi.mock("@/lib/prisma", () => ({
	prisma: { alertLogs: { create: createFn } },
}));

vi.mock("@/lib/services/email", () => ({
	sendMail: sendMailFn,
}));

vi.mock("@/env", () => ({
	env: {
		DISCORD_WEBHOOK_URL: "",
		ALERT_EMAIL: "",
		HOTEL_NAME: "TestHotel",
		APP_URL: "http://localhost:3000",
		NODE_ENV: "test",
	},
}));

import { sendAlert } from "./alert";

beforeEach(() => {
	createFn.mockReset();
	sendMailFn.mockReset();
	createFn.mockResolvedValue({ id: 1 });
});

describe("sendAlert", () => {
	it("persists an alert log entry", async () => {
		await sendAlert({
			type: "test",
			severity: "warning",
			message: "test alert",
		});
		expect(createFn).toHaveBeenCalledWith({
			data: expect.objectContaining({
				type: "test",
				severity: "warning",
				message: "test alert",
				isRead: false,
			}),
		});
	});

	it("returns logged=true when DB write succeeds", async () => {
		const result = await sendAlert({
			type: "test",
			severity: "info",
			message: "ok",
		});
		expect(result.logged).toBe(true);
	});

	it("does not call sendMail when ALERT_EMAIL is unset", async () => {
		await sendAlert({ type: "test", severity: "error", message: "m" });
		expect(sendMailFn).not.toHaveBeenCalled();
	});
});