/*
Copyright 2024 The Matrix.org Foundation C.I.C.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

import React from "react";
import { mocked, Mocked } from "jest-mock";
import { render, screen } from "@testing-library/react";
import { MatrixClient, Room } from "matrix-js-sdk/src/matrix";
import { MatrixWidgetType } from "matrix-widget-api";
import userEvent from "@testing-library/user-event";

import ExtensionsCard from "../../../../src/components/views/right_panel/ExtensionsCard";
import { stubClient } from "../../../test-utils";
import { IApp } from "../../../../src/stores/WidgetStore";
import WidgetUtils, { useWidgets } from "../../../../src/utils/WidgetUtils";
import { WidgetLayoutStore } from "../../../../src/stores/widgets/WidgetLayoutStore";
import { IntegrationManagers } from "../../../../src/integrations/IntegrationManagers";

jest.mock("../../../../src/utils/WidgetUtils");

describe("<ExtensionsCard />", () => {
    let client: Mocked<MatrixClient>;
    let room: Room;

    beforeEach(() => {
        client = mocked(stubClient());
        room = new Room("!room:server", client, client.getSafeUserId());
        mocked(WidgetUtils.getWidgetName).mockImplementation((app) => app?.name ?? "No Name");
    });

    it("should render empty state", () => {
        mocked(useWidgets).mockReturnValue([]);
        const { asFragment } = render(<ExtensionsCard room={room} onClose={jest.fn()} />);
        expect(screen.getByText("Boost productivity with more tools, widgets and bots")).toBeInTheDocument();
        expect(asFragment()).toMatchSnapshot();
    });

    it("should render widgets", async () => {
        mocked(useWidgets).mockReturnValue([
            {
                id: "id",
                roomId: room.roomId,
                eventId: "$event1",
                creatorUserId: client.getSafeUserId(),
                type: MatrixWidgetType.Custom,
                name: "Custom Widget",
                url: "http://url1",
            },
            {
                id: "jitsi",
                roomId: room.roomId,
                eventId: "$event2",
                creatorUserId: client.getSafeUserId(),
                type: MatrixWidgetType.JitsiMeet,
                name: "Jitsi",
                url: "http://jitsi",
            },
        ] satisfies IApp[]);

        const { asFragment } = render(<ExtensionsCard room={room} onClose={jest.fn()} />);
        expect(screen.getByText("Custom Widget")).toBeInTheDocument();
        expect(screen.getByText("Jitsi")).toBeInTheDocument();
        expect(asFragment()).toMatchSnapshot();
    });

    it("should show context menu on widget row", async () => {
        jest.spyOn(WidgetUtils, "canUserModifyWidgets").mockReturnValue(true);
        mocked(useWidgets).mockReturnValue([
            {
                id: "id",
                roomId: room.roomId,
                eventId: "$event1",
                creatorUserId: client.getSafeUserId(),
                type: MatrixWidgetType.Custom,
                name: "Custom Widget",
                url: "http://url1",
            },
        ] satisfies IApp[]);

        const { container } = render(<ExtensionsCard room={room} onClose={jest.fn()} />);
        await userEvent.click(container.querySelector(".mx_ExtensionsCard_app_options")!);
        expect(document.querySelector(".mx_IconizedContextMenu")).toMatchSnapshot();
    });

    it("should show set room layout button", async () => {
        jest.spyOn(WidgetLayoutStore.instance, "canCopyLayoutToRoom").mockReturnValue(true);
        mocked(useWidgets).mockReturnValue([
            {
                id: "id",
                roomId: room.roomId,
                eventId: "$event1",
                creatorUserId: client.getSafeUserId(),
                type: MatrixWidgetType.Custom,
                name: "Custom Widget",
                url: "http://url1",
            },
        ] satisfies IApp[]);

        render(<ExtensionsCard room={room} onClose={jest.fn()} />);
        expect(screen.getByText("Set layout for everyone")).toBeInTheDocument();
    });

    it("should show widget as pinned", async () => {
        jest.spyOn(WidgetLayoutStore.instance, "isInContainer").mockReturnValue(true);
        mocked(useWidgets).mockReturnValue([
            {
                id: "id",
                roomId: room.roomId,
                eventId: "$event1",
                creatorUserId: client.getSafeUserId(),
                type: MatrixWidgetType.Custom,
                name: "Custom Widget",
                url: "http://url1",
            },
        ] satisfies IApp[]);

        render(<ExtensionsCard room={room} onClose={jest.fn()} />);
        expect(screen.getByText("Custom Widget").closest(".mx_ExtensionsCard_Button_pinned")).toBeInTheDocument();
    });

    it("should show cannot pin warning", async () => {
        jest.spyOn(WidgetLayoutStore.instance, "isInContainer").mockReturnValue(false);
        jest.spyOn(WidgetLayoutStore.instance, "canAddToContainer").mockReturnValue(false);
        mocked(useWidgets).mockReturnValue([
            {
                id: "id",
                roomId: room.roomId,
                eventId: "$event1",
                creatorUserId: client.getSafeUserId(),
                type: MatrixWidgetType.Custom,
                name: "Custom Widget",
                url: "http://url1",
            },
        ] satisfies IApp[]);

        render(<ExtensionsCard room={room} onClose={jest.fn()} />);
        expect(screen.getByLabelText("You can only pin up to 3 widgets")).toBeInTheDocument();
    });

    it("should should open integration manager on click", async () => {
        jest.spyOn(IntegrationManagers.sharedInstance(), "hasManager").mockReturnValue(false);
        const spy = jest.spyOn(IntegrationManagers.sharedInstance(), "openNoManagerDialog");
        render(<ExtensionsCard room={room} onClose={jest.fn()} />);
        await userEvent.click(screen.getByText("Add extensions"));
        expect(spy).toHaveBeenCalled();
    });
});