import { vi } from 'vitest';
import { fromPartial } from '@total-typescript/shoehorn';
import { CallingState, CallState } from '../../store';
import {
  NoiseCancellationSettingsModeEnum,
  OwnCapability,
} from '../../gen/coordinator';
import { Call } from '../../Call';
import { of, Subject } from 'rxjs';
import { BrowserPermission } from '../BrowserPermission';
import { Tracer } from '../../stats';

export const mockVideoDevices = [
  {
    deviceId:
      '9d7b77d613cc935c023c08779a714db96e9f6d5589aae20869b5ab6e42f5b1fe',
    kind: 'videoinput',
    label: 'Logi Capture',
    groupId: '81b3a3c5fec920079136100dc4b185209859077ce622a24fec747406d50cd694',
  },
  {
    deviceId:
      'af5cbd8fa1ff57b16f5f3c2c03dd9502f552cbdada3992a5c10b8d240debf1b5',
    kind: 'videoinput',
    label: 'HD Pro Webcam C920 (046d:08e5)',
    groupId: 'bb0a866e4d66d493a104d7bd5a5dc2fee3d5947fab34aa0a99282386556a8f17',
  },
  {
    deviceId:
      'f66cf2801fa16223e46a65be7d8d98d23670dd16fdd8961dd5c0dbb0cad372f3',
    kind: 'videoinput',
    label: 'FaceTime HD Camera (Built-in) (05ac:8514)',
    groupId: '0387adca5bc7ab2850a9b9594a5622d838de4f78cbdf4d31c3506b701c58d94d',
  },
] as MediaDeviceInfo[];

export const mockAudioDevices = [
  {
    deviceId: 'default',
    kind: 'audioinput',
    label: 'Default - MacBook Pro Microphone (Built-in)',
    groupId: 'a8708545cb3969c0b7e3712d2ffdbc381992aeb5577b06cd71ba7a94ee20cf3e',
  },
  {
    deviceId:
      '6ce9fde261809389d6476791d329695ea4c98bd432ac5f6a60e7017c96943d32',
    kind: 'audioinput',
    label: 'iPhone Microphone',
    groupId: '65a8661fe6575d0eb180e7ab3f1ec887a285965293b9e75ceed938766f6d32bd',
  },
  {
    deviceId:
      'bb784adda6f0199966c97f8a2ca0fb93169e55cae050e8e8dd4ef76ffd1e638d',
    kind: 'audioinput',
    label: 'HD Pro Webcam C920 (046d:08e5)',
    groupId: 'bb0a866e4d66d493a104d7bd5a5dc2fee3d5947fab34aa0a99282386556a8f17',
  },
  {
    deviceId:
      '45b2467601574a522fe96048a5b2122ea6be0a478e04b990eaa4d93b49e2428a',
    kind: 'audioinput',
    label: 'MacBook Pro Microphone (Built-in)',
    groupId: 'a8708545cb3969c0b7e3712d2ffdbc381992aeb5577b06cd71ba7a94ee20cf3e',
  },
  {
    deviceId:
      'b936c0572d3536857d646af780b8704c368a872e7ba8138ef83d72d726710975',
    kind: 'audioinput',
    label: 'ZoomAudioDevice (Virtual)',
    groupId: '423bb83eab8607fe47313f2e0307600c40e03c37ad63a3b8412d3d5eb0671a55',
  },
] as MediaDeviceInfo[];

export const mockCall = (): Partial<Call> => {
  const callState = new CallState();
  callState.setCallingState(CallingState.JOINED);
  callState.setOwnCapabilities([
    OwnCapability.SEND_AUDIO,
    OwnCapability.SEND_VIDEO,
    OwnCapability.ENABLE_NOISE_CANCELLATION,
  ]);
  callState.updateFromCallResponse(
    fromPartial({
      egress: {},
      settings: {
        audio: {
          noise_cancellation: {
            mode: NoiseCancellationSettingsModeEnum.AVAILABLE,
          },
        },
        screensharing: {
          target_resolution: undefined,
        },
      },
    }),
  );
  return {
    cid: 'default:test-call',
    state: callState,
    publish: vi.fn(),
    stopPublish: vi.fn(),
    streamClient: fromPartial({
      dispatchEvent: vi.fn(),
    }),
    notifyNoiseCancellationStarting: vi.fn().mockResolvedValue(undefined),
    notifyNoiseCancellationStopped: vi.fn().mockResolvedValue(undefined),
    tracer: new Tracer('tests'),
  };
};

export type MockTrack = Partial<MediaStreamTrack> & {
  eventHandlers: { [key: string]: EventListenerOrEventListenerObject };
  readyState: string;
};

export const mockAudioStream = () => {
  const track: MockTrack = {
    eventHandlers: {},
    getSettings: () => ({
      deviceId: mockAudioDevices[0].deviceId,
    }),
    label: mockAudioDevices[0].label,
    enabled: true,
    readyState: 'live',
    stop: () => {
      track.readyState = 'ended';
    },
    addEventListener: (
      event: string,
      handler: EventListenerOrEventListenerObject,
    ) => {
      track.eventHandlers[event] = handler;
    },
    removeEventListener(type: string) {
      delete track.eventHandlers[type];
    },
  };
  return {
    getTracks: () => [track],
    getAudioTracks: () => [track],
  } as any as MediaStream;
};

export const mockVideoStream = (
  facingMode: 'user' | 'environment' = 'user',
) => {
  const track: MockTrack = {
    eventHandlers: {},
    getSettings: () => ({
      deviceId: mockVideoDevices[0].deviceId,
      width: 1280,
      height: 720,
      facingMode,
    }),
    enabled: true,
    readyState: 'live',
    stop: () => {
      track.readyState = 'ended';
    },
    addEventListener: (
      event: string,
      handler: EventListenerOrEventListenerObject,
    ) => {
      track.eventHandlers[event] = handler;
    },
    removeEventListener(type: string) {
      delete track.eventHandlers[type];
    },
  };
  return {
    getTracks: () => [track],
    getVideoTracks: () => [track],
  } as any as MediaStream;
};

export const mockScreenShareStream = (includeAudio: boolean = true) => {
  const track = {
    eventHandlers: {},
    getSettings: () => ({
      deviceId: 'screen',
    }),
    enabled: true,
    readyState: 'live',
    stop: () => {
      track.readyState = 'ended';
    },
    addEventListener: (
      event: string,
      handler: EventListenerOrEventListenerObject,
    ) => {
      track.eventHandlers[event] = handler;
    },
    removeEventListener(type: string) {
      delete track.eventHandlers[type];
    },
  };

  const tracks = [track];
  if (includeAudio) {
    const audioTrack = {
      eventHandlers: {},
      getSettings: () => ({
        deviceId: 'screen-audio',
      }),
      enabled: true,
      readyState: 'live',
      stop: () => {
        track.readyState = 'ended';
      },
      addEventListener: (
        event: string,
        handler: EventListenerOrEventListenerObject,
      ) => {
        audioTrack.eventHandlers[event] = handler;
      },
      removeEventListener(type: string) {
        delete track.eventHandlers[type];
      },
    };
    tracks.push(audioTrack);
  }

  return {
    getTracks: () => tracks,
    getVideoTracks: () => tracks,
    getAudioTracks: () => tracks,
  } as any as MediaStream;
};

export type LocalStorageMock = {
  getItem: (key: string) => string | null;
  setItem: (key: string, value: string) => void;
  removeItem: (key: string) => void;
  clear: () => void;
};

export const createLocalStorageMock = (): LocalStorageMock => {
  const store = new Map<string, string>();
  return {
    getItem: (key) => (store.has(key) ? store.get(key)! : null),
    setItem: (key, value) => {
      store.set(key, String(value));
    },
    removeItem: (key) => {
      store.delete(key);
    },
    clear: () => {
      store.clear();
    },
  };
};

let deviceIds: Subject<MediaDeviceInfo[]>;
export const mockDeviceIds$ = () => {
  deviceIds = new Subject();
  return deviceIds;
};

export const emitDeviceIds = (values: MediaDeviceInfo[]) => {
  deviceIds.next(values);
};

export const mockBrowserPermission = {
  asObservable: () => of(true),
  asStateObservable: () => of('prompt'),
  getIsPromptingObservable: () => of(false),
} as BrowserPermission;