session-android/app/src/main/java/org/thoughtcrime/securesms/events/WebRtcViewModel.java

package org.thoughtcrime.securesms.events;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;

import org.thoughtcrime.securesms.recipients.Recipient;
import org.thoughtcrime.securesms.webrtc.CameraState;
import org.webrtc.SurfaceViewRenderer;
import org.session.libsignal.libsignal.IdentityKey;

public class WebRtcViewModel {

  public enum State {
    // Normal states
    CALL_INCOMING,
    CALL_OUTGOING,
    CALL_CONNECTED,
    CALL_RINGING,
    CALL_BUSY,
    CALL_DISCONNECTED,

    // Error states
    NETWORK_FAILURE,
    RECIPIENT_UNAVAILABLE,
    NO_SUCH_USER,
    UNTRUSTED_IDENTITY,
  }


  private final @NonNull  State       state;
  private final @NonNull  Recipient   recipient;
  private final @Nullable IdentityKey identityKey;

  private final boolean remoteVideoEnabled;

  private final boolean isBluetoothAvailable;
  private final boolean isMicrophoneEnabled;

  private final CameraState         localCameraState;
  private final SurfaceViewRenderer localRenderer;
  private final SurfaceViewRenderer remoteRenderer;

  public WebRtcViewModel(@NonNull State               state,
                         @NonNull Recipient           recipient,
                         @NonNull CameraState         localCameraState,
                         @NonNull SurfaceViewRenderer localRenderer,
                         @NonNull SurfaceViewRenderer remoteRenderer,
                                  boolean             remoteVideoEnabled,
                                  boolean             isBluetoothAvailable,
                                  boolean             isMicrophoneEnabled)
  {
    this(state,
         recipient,
         null,
         localCameraState,
         localRenderer,
         remoteRenderer,
         remoteVideoEnabled,
         isBluetoothAvailable,
         isMicrophoneEnabled);
  }

  public WebRtcViewModel(@NonNull  State               state,
                         @NonNull  Recipient           recipient,
                         @Nullable IdentityKey         identityKey,
                         @NonNull  CameraState         localCameraState,
                         @NonNull  SurfaceViewRenderer localRenderer,
                         @NonNull  SurfaceViewRenderer remoteRenderer,
                                   boolean             remoteVideoEnabled,
                                   boolean             isBluetoothAvailable,
                                   boolean             isMicrophoneEnabled)
  {
    this.state                = state;
    this.recipient            = recipient;
    this.localCameraState     = localCameraState;
    this.localRenderer        = localRenderer;
    this.remoteRenderer       = remoteRenderer;
    this.identityKey          = identityKey;
    this.remoteVideoEnabled   = remoteVideoEnabled;
    this.isBluetoothAvailable = isBluetoothAvailable;
    this.isMicrophoneEnabled  = isMicrophoneEnabled;
  }

  public @NonNull State getState() {
    return state;
  }

  public @NonNull Recipient getRecipient() {
    return recipient;
  }

  public @NonNull CameraState getLocalCameraState() {
    return localCameraState;
  }

  public @Nullable IdentityKey getIdentityKey() {
    return identityKey;
  }

  public boolean isRemoteVideoEnabled() {
    return remoteVideoEnabled;
  }

  public boolean isBluetoothAvailable() {
    return isBluetoothAvailable;
  }

  public boolean isMicrophoneEnabled() {
    return isMicrophoneEnabled;
  }

  public SurfaceViewRenderer getLocalRenderer() {
    return localRenderer;
  }

  public SurfaceViewRenderer getRemoteRenderer() {
    return remoteRenderer;
  }

  public @NonNull String toString() {
    return "[State: " + state + ", recipient: " + recipient.getAddress() + ", identity: " + identityKey + ", remoteVideo: " + remoteVideoEnabled + ", localVideo: " + localCameraState.isEnabled() + "]";
  }
}