/*
Copyright 2024 New Vector Ltd.
Copyright 2022 The Matrix.org Foundation C.I.C.

SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
Please see LICENSE files in the repository root for full details.
*/

import React from "react";
import { fireEvent, render, RenderResult } from "@testing-library/react";

import { DeviceDetailHeading } from "../../../../../src/components/views/settings/devices/DeviceDetailHeading";
import { flushPromisesWithFakeTimers } from "../../../../test-utils";
import { DeviceType } from "../../../../../src/utils/device/parseUserAgent";

jest.useFakeTimers();

describe("<DeviceDetailHeading />", () => {
    const device = {
        device_id: "123",
        display_name: "My device",
        isVerified: true,
        deviceType: DeviceType.Unknown,
    };
    const defaultProps = {
        device,
        saveDeviceName: jest.fn(),
    };
    const getComponent = (props = {}) => <DeviceDetailHeading {...defaultProps} {...props} />;

    const setInputValue = (getByTestId: RenderResult["getByTestId"], value: string) => {
        const input = getByTestId("device-rename-input");

        fireEvent.change(input, { target: { value } });
    };

    it("renders device name", () => {
        const { container } = render(getComponent());
        expect({ container }).toMatchSnapshot();
    });

    it("renders device id as fallback when device has no display name", () => {
        const { getByText } = render(
            getComponent({
                device: { ...device, display_name: undefined },
            }),
        );
        expect(getByText(device.device_id)).toBeTruthy();
    });

    it("displays name edit form on rename button click", () => {
        const { getByTestId, container } = render(getComponent());

        fireEvent.click(getByTestId("device-heading-rename-cta"));

        expect({ container }).toMatchSnapshot();
    });

    it("cancelling edit switches back to original display", () => {
        const { getByTestId, container } = render(getComponent());

        // start editing
        fireEvent.click(getByTestId("device-heading-rename-cta"));

        // stop editing
        fireEvent.click(getByTestId("device-rename-cancel-cta"));

        expect(container.getElementsByClassName("mx_DeviceDetailHeading").length).toBe(1);
    });

    it("clicking submit updates device name with edited value", () => {
        const saveDeviceName = jest.fn();
        const { getByTestId } = render(getComponent({ saveDeviceName }));

        // start editing
        fireEvent.click(getByTestId("device-heading-rename-cta"));

        setInputValue(getByTestId, "new device name");

        fireEvent.click(getByTestId("device-rename-submit-cta"));

        expect(saveDeviceName).toHaveBeenCalledWith("new device name");
    });

    it("disables form while device name is saving", () => {
        const { getByTestId, container } = render(getComponent());

        // start editing
        fireEvent.click(getByTestId("device-heading-rename-cta"));

        setInputValue(getByTestId, "new device name");

        fireEvent.click(getByTestId("device-rename-submit-cta"));

        // buttons disabled
        expect(getByTestId("device-rename-cancel-cta").getAttribute("aria-disabled")).toEqual("true");
        expect(getByTestId("device-rename-submit-cta").getAttribute("aria-disabled")).toEqual("true");

        expect(container.getElementsByClassName("mx_Spinner").length).toBeTruthy();
    });

    it("toggles out of editing mode when device name is saved successfully", async () => {
        const { getByTestId, findByTestId } = render(getComponent());

        // start editing
        fireEvent.click(getByTestId("device-heading-rename-cta"));
        setInputValue(getByTestId, "new device name");
        fireEvent.click(getByTestId("device-rename-submit-cta"));

        await flushPromisesWithFakeTimers();

        // read mode displayed
        await expect(findByTestId("device-detail-heading")).resolves.toBeTruthy();
    });

    it("displays error when device name fails to save", async () => {
        const saveDeviceName = jest.fn().mockRejectedValueOnce("oups").mockResolvedValue({});
        const { getByTestId, queryByText, findByText, container } = render(getComponent({ saveDeviceName }));

        // start editing
        fireEvent.click(getByTestId("device-heading-rename-cta"));
        setInputValue(getByTestId, "new device name");
        fireEvent.click(getByTestId("device-rename-submit-cta"));

        // flush promise
        await flushPromisesWithFakeTimers();
        // then tick for render
        await flushPromisesWithFakeTimers();

        // error message displayed
        await expect(findByText("Failed to set session name")).resolves.toBeTruthy();
        // spinner removed
        expect(container.getElementsByClassName("mx_Spinner").length).toBeFalsy();

        // try again
        fireEvent.click(getByTestId("device-rename-submit-cta"));

        // error message cleared
        expect(queryByText("Failed to set display name")).toBeFalsy();
    });
});
