/*
 * Copyright 2014, The Android Open Source Project
 *
 * 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.
 */

package android.telecom;

import android.net.Uri;
import android.os.Parcel;
import android.os.Parcelable;

import com.android.internal.telecom.IVideoProvider;

import java.util.ArrayList;
import java.util.List;

/**
 * Information about a connection that is used between Telecom and the ConnectionService.
 * This is used to send initial Connection information to Telecom when the connection is
 * first created.
 * @hide
 */
public final class ParcelableConnection implements Parcelable {
    private final PhoneAccountHandle mPhoneAccount;
    private final int mState;
    private final int mConnectionCapabilities;
    private final Uri mAddress;
    private final int mAddressPresentation;
    private final String mCallerDisplayName;
    private final int mCallerDisplayNamePresentation;
    private final IVideoProvider mVideoProvider;
    private final int mVideoState;
    private final boolean mRingbackRequested;
    private final boolean mIsVoipAudioMode;
    private final StatusHints mStatusHints;
    private final DisconnectCause mDisconnectCause;
    private final List<String> mConferenceableConnectionIds;

    /** @hide */
    public ParcelableConnection(
            PhoneAccountHandle phoneAccount,
            int state,
            int capabilities,
            Uri address,
            int addressPresentation,
            String callerDisplayName,
            int callerDisplayNamePresentation,
            IVideoProvider videoProvider,
            int videoState,
            boolean ringbackRequested,
            boolean isVoipAudioMode,
            StatusHints statusHints,
            DisconnectCause disconnectCause,
            List<String> conferenceableConnectionIds) {
        mPhoneAccount = phoneAccount;
        mState = state;
        mConnectionCapabilities = capabilities;
        mAddress = address;
        mAddressPresentation = addressPresentation;
        mCallerDisplayName = callerDisplayName;
        mCallerDisplayNamePresentation = callerDisplayNamePresentation;
        mVideoProvider = videoProvider;
        mVideoState = videoState;
        mRingbackRequested = ringbackRequested;
        mIsVoipAudioMode = isVoipAudioMode;
        mStatusHints = statusHints;
        mDisconnectCause = disconnectCause;
        this.mConferenceableConnectionIds = conferenceableConnectionIds;
    }

    public PhoneAccountHandle getPhoneAccount() {
        return mPhoneAccount;
    }

    public int getState() {
        return mState;
    }

    // Bit mask of actions a call supports, values are defined in {@link CallCapabilities}.
    public int getConnectionCapabilities() {
        return mConnectionCapabilities;
    }

    public Uri getHandle() {
        return mAddress;
    }

    public int getHandlePresentation() {
        return mAddressPresentation;
    }

    public String getCallerDisplayName() {
        return mCallerDisplayName;
    }

    public int getCallerDisplayNamePresentation() {
        return mCallerDisplayNamePresentation;
    }

    public IVideoProvider getVideoProvider() {
        return mVideoProvider;
    }

    public int getVideoState() {
        return mVideoState;
    }

    public boolean isRingbackRequested() {
        return mRingbackRequested;
    }

    public boolean getIsVoipAudioMode() {
        return mIsVoipAudioMode;
    }

    public final StatusHints getStatusHints() {
        return mStatusHints;
    }

    public final DisconnectCause getDisconnectCause() {
        return mDisconnectCause;
    }

    public final List<String> getConferenceableConnectionIds() {
        return mConferenceableConnectionIds;
    }

    @Override
    public String toString() {
        return new StringBuilder()
                .append("ParcelableConnection [act:")
                .append(mPhoneAccount)
                .append(", state:")
                .append(mState)
                .append(", capabilities:")
                .append(Connection.capabilitiesToString(mConnectionCapabilities))
                .toString();
    }

    public static final Parcelable.Creator<ParcelableConnection> CREATOR =
            new Parcelable.Creator<ParcelableConnection> () {
        @Override
        public ParcelableConnection createFromParcel(Parcel source) {
            ClassLoader classLoader = ParcelableConnection.class.getClassLoader();

            PhoneAccountHandle phoneAccount = source.readParcelable(classLoader);
            int state = source.readInt();
            int capabilities = source.readInt();
            Uri address = source.readParcelable(classLoader);
            int addressPresentation = source.readInt();
            String callerDisplayName = source.readString();
            int callerDisplayNamePresentation = source.readInt();
            IVideoProvider videoCallProvider =
                    IVideoProvider.Stub.asInterface(source.readStrongBinder());
            int videoState = source.readInt();
            boolean ringbackRequested = source.readByte() == 1;
            boolean audioModeIsVoip = source.readByte() == 1;
            StatusHints statusHints = source.readParcelable(classLoader);
            DisconnectCause disconnectCause = source.readParcelable(classLoader);
            List<String> conferenceableConnectionIds = new ArrayList<>();
            source.readStringList(conferenceableConnectionIds);

            return new ParcelableConnection(
                    phoneAccount,
                    state,
                    capabilities,
                    address,
                    addressPresentation,
                    callerDisplayName,
                    callerDisplayNamePresentation,
                    videoCallProvider,
                    videoState,
                    ringbackRequested,
                    audioModeIsVoip,
                    statusHints,
                    disconnectCause,
                    conferenceableConnectionIds);
        }

        @Override
        public ParcelableConnection[] newArray(int size) {
            return new ParcelableConnection[size];
        }
    };

    /** {@inheritDoc} */
    @Override
    public int describeContents() {
        return 0;
    }

    /** Writes ParcelableConnection object into a Parcel. */
    @Override
    public void writeToParcel(Parcel destination, int flags) {
        destination.writeParcelable(mPhoneAccount, 0);
        destination.writeInt(mState);
        destination.writeInt(mConnectionCapabilities);
        destination.writeParcelable(mAddress, 0);
        destination.writeInt(mAddressPresentation);
        destination.writeString(mCallerDisplayName);
        destination.writeInt(mCallerDisplayNamePresentation);
        destination.writeStrongBinder(
                mVideoProvider != null ? mVideoProvider.asBinder() : null);
        destination.writeInt(mVideoState);
        destination.writeByte((byte) (mRingbackRequested ? 1 : 0));
        destination.writeByte((byte) (mIsVoipAudioMode ? 1 : 0));
        destination.writeParcelable(mStatusHints, 0);
        destination.writeParcelable(mDisconnectCause, 0);
        destination.writeStringList(mConferenceableConnectionIds);
    }
}