TwitterViewComponent - simple

TwitterViewComponent.kt

package com.bk.sample.android.component

[...]
import com.bk.sample.android.util.databinding.ObservableString
import com.twitter.sdk.android.core.Callback
import com.twitter.sdk.android.core.Result
import com.twitter.sdk.android.core.TwitterException
import com.twitter.sdk.android.core.models.Tweet
import com.twitter.sdk.android.tweetui.TweetUtils
import com.twitter.sdk.android.tweetui.TweetView

class TwitterViewComponent : RelativeLayout {

    constructor(context: Context?) : super(context)
    constructor(context: Context?, attrs: AttributeSet?) : super(context, attrs)
    constructor(context: Context?, attrs: AttributeSet?, defStyleAttr: Int) : super(context, attrs, defStyleAttr)

    /**
     * Sets twitter id and builds tweet UI
     */
    fun setTwitterId(tweetId: ObservableString) {
        val componentInstance = this
        TweetUtils.loadTweet(tweetId.get().toLong(), object: Callback<Tweet>() {
            override fun success(result: Result<Tweet>?) {
                val tweet = result!!.data
                componentInstance.addView(TweetView(componentInstance.context, tweet))
                invalidate()
            }

            override fun failure(exception: TwitterException?) {
                Log.e(TwitterViewComponent::javaClass.name, "Could not load tweet: " + exception.toString())
            }
        })
    }
}