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/**
 * This code was generated by
 * \ / _    _  _|   _  _
 *  | (_)\/(_)(_|\/| |(/_  v1.0.0
 *       /       /
 */

package com.twilio.rest.video.v1;

import com.twilio.base.Creator;
import com.twilio.converter.Promoter;
import com.twilio.exception.ApiConnectionException;
import com.twilio.exception.ApiException;
import com.twilio.exception.RestException;
import com.twilio.http.HttpMethod;
import com.twilio.http.Request;
import com.twilio.http.Response;
import com.twilio.http.TwilioRestClient;
import com.twilio.rest.Domains;

import java.net.URI;
import java.util.List;

public class RoomCreator extends Creator {
    private Boolean enableTurn;
    private Room.RoomType type;
    private String uniqueName;
    private URI statusCallback;
    private HttpMethod statusCallbackMethod;
    private Integer maxParticipants;
    private Boolean recordParticipantsOnConnect;
    private List videoCodecs;
    private String mediaRegion;

    /**
     * Use Twilio Network Traversal for TURN service. Defaults to true. Only
     * applicable to Rooms with type `peer-to-peer`..
     * 
     * @param enableTurn Use Twilio Network Traversal for TURN service.
     * @return this
     */
    public RoomCreator setEnableTurn(final Boolean enableTurn) {
        this.enableTurn = enableTurn;
        return this;
    }

    /**
     * Type of room, either `peer-to-peer`, `group-small` or `group`. Will be
     * `group` by default..
     * 
     * @param type Type of room, either peer-to-peer, group-small or group.
     * @return this
     */
    public RoomCreator setType(final Room.RoomType type) {
        this.type = type;
        return this;
    }

    /**
     * Name of the Room.  This is unique for `in-progress` rooms. If not provided,
     * Room name will be set to the Room Sid..
     * 
     * @param uniqueName Name of the Room.
     * @return this
     */
    public RoomCreator setUniqueName(final String uniqueName) {
        this.uniqueName = uniqueName;
        return this;
    }

    /**
     * A URL that Twilio sends asynchronous webhook requests to on every room event.
     * If not provided, status callback events will not be dispatched..
     * 
     * @param statusCallback A URL that Twilio sends asynchronous webhook requests
     *                       to on every room event.
     * @return this
     */
    public RoomCreator setStatusCallback(final URI statusCallback) {
        this.statusCallback = statusCallback;
        return this;
    }

    /**
     * A URL that Twilio sends asynchronous webhook requests to on every room event.
     * If not provided, status callback events will not be dispatched..
     * 
     * @param statusCallback A URL that Twilio sends asynchronous webhook requests
     *                       to on every room event.
     * @return this
     */
    public RoomCreator setStatusCallback(final String statusCallback) {
        return setStatusCallback(Promoter.uriFromString(statusCallback));
    }

    /**
     * HTTP method Twilio should use when requesting the above URL. Defaults to
     * `POST`..
     * 
     * @param statusCallbackMethod HTTP method Twilio should use when requesting
     *                             the above URL.
     * @return this
     */
    public RoomCreator setStatusCallbackMethod(final HttpMethod statusCallbackMethod) {
        this.statusCallbackMethod = statusCallbackMethod;
        return this;
    }

    /**
     * Maximum number of Participants in the Room. Peer-to-peer rooms can have a
     * maximum of 10 Participants. Small Group rooms can have a max of 4
     * Participants. Group rooms can have a max of 50 Participants.
     * 
     * @param maxParticipants Maximum number of Participants in the Room.
     * @return this
     */
    public RoomCreator setMaxParticipants(final Integer maxParticipants) {
        this.maxParticipants = maxParticipants;
        return this;
    }

    /**
     * Start Participant recording when connected. ***This feature is not available
     * in `peer-to-peer` rooms.***.
     * 
     * @param recordParticipantsOnConnect Start Participant recording when
     *                                    connected.
     * @return this
     */
    public RoomCreator setRecordParticipantsOnConnect(final Boolean recordParticipantsOnConnect) {
        this.recordParticipantsOnConnect = recordParticipantsOnConnect;
        return this;
    }

    /**
     * An array of video codecs supported when publishing a Track in the Room. 
     * `VP8` and `H264` codecs are supported.  ***This feature is not available in
     * `peer-to-peer` rooms***.
     * 
     * @param videoCodecs An array of video codecs supported when publishing a
     *                    Track in the Room.
     * @return this
     */
    public RoomCreator setVideoCodecs(final List videoCodecs) {
        this.videoCodecs = videoCodecs;
        return this;
    }

    /**
     * An array of video codecs supported when publishing a Track in the Room. 
     * `VP8` and `H264` codecs are supported.  ***This feature is not available in
     * `peer-to-peer` rooms***.
     * 
     * @param videoCodecs An array of video codecs supported when publishing a
     *                    Track in the Room.
     * @return this
     */
    public RoomCreator setVideoCodecs(final Room.VideoCodec videoCodecs) {
        return setVideoCodecs(Promoter.listOfOne(videoCodecs));
    }

    /**
     * Region for the media server in Group Rooms.  Default region is `us1`.  See
     * the list of [available Media
     * Regions.](https://www.twilio.com/docs/api/video/ip-address-whitelisting#group-rooms-media-servers)***This feature is not available in `peer-to-peer` rooms.***.
     * 
     * @param mediaRegion Region for the media server in Group Rooms.
     * @return this
     */
    public RoomCreator setMediaRegion(final String mediaRegion) {
        this.mediaRegion = mediaRegion;
        return this;
    }

    /**
     * Make the request to the Twilio API to perform the create.
     * 
     * @param client TwilioRestClient with which to make the request
     * @return Created Room
     */
    @Override
    @SuppressWarnings("checkstyle:linelength")
    public Room create(final TwilioRestClient client) {
        Request request = new Request(
            HttpMethod.POST,
            Domains.VIDEO.toString(),
            "/v1/Rooms",
            client.getRegion()
        );

        addPostParams(request);
        Response response = client.request(request);

        if (response == null) {
            throw new ApiConnectionException("Room creation failed: Unable to connect to server");
        } else if (!TwilioRestClient.SUCCESS.apply(response.getStatusCode())) {
            RestException restException = RestException.fromJson(response.getStream(), client.getObjectMapper());
            if (restException == null) {
                throw new ApiException("Server Error, no content");
            }

            throw new ApiException(
                restException.getMessage(),
                restException.getCode(),
                restException.getMoreInfo(),
                restException.getStatus(),
                null
            );
        }

        return Room.fromJson(response.getStream(), client.getObjectMapper());
    }

    /**
     * Add the requested post parameters to the Request.
     * 
     * @param request Request to add post params to
     */
    private void addPostParams(final Request request) {
        if (enableTurn != null) {
            request.addPostParam("EnableTurn", enableTurn.toString());
        }

        if (type != null) {
            request.addPostParam("Type", type.toString());
        }

        if (uniqueName != null) {
            request.addPostParam("UniqueName", uniqueName);
        }

        if (statusCallback != null) {
            request.addPostParam("StatusCallback", statusCallback.toString());
        }

        if (statusCallbackMethod != null) {
            request.addPostParam("StatusCallbackMethod", statusCallbackMethod.toString());
        }

        if (maxParticipants != null) {
            request.addPostParam("MaxParticipants", maxParticipants.toString());
        }

        if (recordParticipantsOnConnect != null) {
            request.addPostParam("RecordParticipantsOnConnect", recordParticipantsOnConnect.toString());
        }

        if (videoCodecs != null) {
            for (Room.VideoCodec prop : videoCodecs) {
                request.addPostParam("VideoCodecs", prop.toString());
            }
        }

        if (mediaRegion != null) {
            request.addPostParam("MediaRegion", mediaRegion);
        }
    }
}




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