/*
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, { ReactElement } from "react";
import { act, render, screen } from "@testing-library/react";
import { mocked } from "jest-mock";
import { MatrixClient, MatrixEvent, Room } from "matrix-js-sdk/src/matrix";

import {
    VoiceBroadcastBody as UnwrappedVoiceBroadcastBody,
    VoiceBroadcastInfoState,
    VoiceBroadcastRecordingBody,
    VoiceBroadcastRecording,
    VoiceBroadcastPlaybackBody,
    VoiceBroadcastPlayback,
    VoiceBroadcastRecordingsStore,
} from "../../../src/voice-broadcast";
import { withClientContextRenderOptions, stubClient, wrapInSdkContext } from "../../test-utils";
import { mkVoiceBroadcastInfoStateEvent } from "../utils/test-utils";
import { MediaEventHelper } from "../../../src/utils/MediaEventHelper";
import { RoomPermalinkCreator } from "../../../src/utils/permalinks/Permalinks";
import { SdkContextClass } from "../../../src/contexts/SDKContext";

jest.mock("../../../src/voice-broadcast/components/molecules/VoiceBroadcastRecordingBody", () => ({
    VoiceBroadcastRecordingBody: jest.fn(),
}));

jest.mock("../../../src/voice-broadcast/components/molecules/VoiceBroadcastPlaybackBody", () => ({
    VoiceBroadcastPlaybackBody: jest.fn(),
}));

jest.mock("../../../src/utils/permalinks/Permalinks");
jest.mock("../../../src/utils/MediaEventHelper");
jest.mock("../../../src/stores/WidgetStore");
jest.mock("../../../src/stores/widgets/WidgetLayoutStore");

describe("VoiceBroadcastBody", () => {
    const roomId = "!room:example.com";
    let userId: string;
    let deviceId: string;
    let client: MatrixClient;
    let room: Room;
    let infoEvent: MatrixEvent;
    let stoppedEvent: MatrixEvent;
    let testRecording: VoiceBroadcastRecording;
    let testPlayback: VoiceBroadcastPlayback;

    const renderVoiceBroadcast = () => {
        const VoiceBroadcastBody = wrapInSdkContext(UnwrappedVoiceBroadcastBody, SdkContextClass.instance);
        render(
            <VoiceBroadcastBody
                mxEvent={infoEvent}
                mediaEventHelper={new MediaEventHelper(infoEvent)}
                onHeightChanged={() => {}}
                onMessageAllowed={() => {}}
                permalinkCreator={new RoomPermalinkCreator(room)}
            />,
            withClientContextRenderOptions(client),
        );
        testRecording = SdkContextClass.instance.voiceBroadcastRecordingsStore.getByInfoEvent(infoEvent, client);
    };

    beforeEach(() => {
        client = stubClient();
        userId = client.getUserId() || "";
        deviceId = client.getDeviceId() || "";
        mocked(client.relations).mockClear();
        mocked(client.relations).mockResolvedValue({ events: [] });
        room = new Room(roomId, client, userId);
        mocked(client.getRoom).mockImplementation((getRoomId?: string) => {
            if (getRoomId === roomId) return room;
            return null;
        });

        infoEvent = mkVoiceBroadcastInfoStateEvent(roomId, VoiceBroadcastInfoState.Started, userId, deviceId);
        stoppedEvent = mkVoiceBroadcastInfoStateEvent(
            roomId,
            VoiceBroadcastInfoState.Stopped,
            userId,
            deviceId,
            infoEvent,
        );
        room.addEventsToTimeline([infoEvent], true, room.getLiveTimeline());
        testRecording = new VoiceBroadcastRecording(infoEvent, client);
        testPlayback = new VoiceBroadcastPlayback(infoEvent, client, new VoiceBroadcastRecordingsStore());
        mocked(VoiceBroadcastRecordingBody).mockImplementation(({ recording }): ReactElement | null => {
            if (testRecording === recording) {
                return <div data-testid="voice-broadcast-recording-body" />;
            }

            return null;
        });

        mocked(VoiceBroadcastPlaybackBody).mockImplementation(({ playback }): ReactElement | null => {
            if (testPlayback === playback) {
                return <div data-testid="voice-broadcast-playback-body" />;
            }

            return null;
        });

        jest.spyOn(SdkContextClass.instance.voiceBroadcastRecordingsStore, "getByInfoEvent").mockImplementation(
            (getEvent: MatrixEvent, getClient: MatrixClient): VoiceBroadcastRecording => {
                if (getEvent === infoEvent && getClient === client) {
                    return testRecording;
                }

                throw new Error("unexpected event");
            },
        );

        jest.spyOn(SdkContextClass.instance.voiceBroadcastPlaybacksStore, "getByInfoEvent").mockImplementation(
            (getEvent: MatrixEvent): VoiceBroadcastPlayback => {
                if (getEvent === infoEvent) {
                    return testPlayback;
                }

                throw new Error("unexpected event");
            },
        );
    });

    describe("when there is a stopped voice broadcast", () => {
        beforeEach(() => {
            room.addEventsToTimeline([stoppedEvent], true, room.getLiveTimeline());
            renderVoiceBroadcast();
        });

        it("should render a voice broadcast playback body", () => {
            screen.getByTestId("voice-broadcast-playback-body");
        });
    });

    describe("when there is a started voice broadcast from the current user", () => {
        beforeEach(() => {
            renderVoiceBroadcast();
        });

        it("should render a voice broadcast recording body", () => {
            screen.getByTestId("voice-broadcast-recording-body");
        });

        describe("and the recordings ends", () => {
            beforeEach(() => {
                act(() => {
                    room.addEventsToTimeline([stoppedEvent], true, room.getLiveTimeline());
                });
            });

            it("should render a voice broadcast playback body", () => {
                screen.getByTestId("voice-broadcast-playback-body");
            });
        });
    });

    describe("when displaying a voice broadcast playback", () => {
        beforeEach(() => {
            mocked(client).getUserId.mockReturnValue("@other:example.com");
            renderVoiceBroadcast();
        });

        it("should render a voice broadcast playback body", () => {
            screen.getByTestId("voice-broadcast-playback-body");
        });
    });
});