com.pubnub.api.endpoints.channel_groups.RemoveChannelChannelGroup.kt Maven / Gradle / Ivy

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package com.pubnub.api.endpoints.channel_groups

import com.pubnub.api.Endpoint
import com.pubnub.api.PubNub
import com.pubnub.api.PubNubError
import com.pubnub.api.PubNubException
import com.pubnub.api.enums.PNOperationType
import com.pubnub.api.models.consumer.channel_group.PNChannelGroupsRemoveChannelResult
import com.pubnub.api.toCsv
import retrofit2.Call
import retrofit2.Response
import java.util.HashMap

/**
 * @see [PubNub.removeChannelsFromChannelGroup]
 */
class RemoveChannelChannelGroup internal constructor(
    pubnub: PubNub,
    val channelGroup: String,
    val channels: List
) : Endpoint(pubnub) {

    override fun getAffectedChannels() = channels

    override fun getAffectedChannelGroups() = listOf(channelGroup)

    override fun validateParams() {
        super.validateParams()
        if (channelGroup.isBlank()) throw PubNubException(PubNubError.GROUP_MISSING)
        if (channels.isEmpty()) throw PubNubException(PubNubError.CHANNEL_MISSING)
    }

    override fun doWork(queryParams: HashMap): Call {

        addQueryParams(queryParams)

        return pubnub.retrofitManager.channelGroupService
            .removeChannel(
                pubnub.configuration.subscribeKey,
                channelGroup,
                queryParams
            )
    }

    override fun createResponse(input: Response): PNChannelGroupsRemoveChannelResult =
        PNChannelGroupsRemoveChannelResult()

    override fun operationType() = PNOperationType.PNRemoveChannelsFromGroupOperation

    private fun addQueryParams(queryParams: MutableMap) {
        if (channels.isNotEmpty()) {
            queryParams["remove"] = channels.toCsv()
        }
    }
}