the-algorithm/home-mixer/server/src/main/scala/com/twitter/home_mixer/functional_component/decorator/urt/builder/PopularVideoSocialContextBu...

49 lines
1.9 KiB
Scala

package com.twitter.home_mixer.functional_component.decorator.urt.builder
import com.twitter.home_mixer.model.HomeFeatures.SuggestTypeFeature
import com.twitter.home_mixer.product.following.model.HomeMixerExternalStrings
import com.twitter.product_mixer.component_library.model.candidate.TweetCandidate
import com.twitter.product_mixer.core.feature.featuremap.FeatureMap
import com.twitter.product_mixer.core.functional_component.decorator.urt.builder.social_context.BaseSocialContextBuilder
import com.twitter.product_mixer.core.model.marshalling.response.urt.metadata._
import com.twitter.product_mixer.core.pipeline.PipelineQuery
import com.twitter.product_mixer.core.product.guice.scope.ProductScoped
import com.twitter.stringcenter.client.StringCenter
import com.twitter.timelineservice.suggests.{thriftscala => st}
import javax.inject.Inject
import javax.inject.Provider
import javax.inject.Singleton
@Singleton
case class PopularVideoSocialContextBuilder @Inject() (
externalStrings: HomeMixerExternalStrings,
@ProductScoped stringCenterProvider: Provider[StringCenter])
extends BaseSocialContextBuilder[PipelineQuery, TweetCandidate] {
private val stringCenter = stringCenterProvider.get()
private val popularVideoString = externalStrings.socialContextPopularVideoString
def apply(
query: PipelineQuery,
candidate: TweetCandidate,
candidateFeatures: FeatureMap
): Option[SocialContext] = {
val suggestTypeOpt = candidateFeatures.getOrElse(SuggestTypeFeature, None)
if (suggestTypeOpt.contains(st.SuggestType.MediaTweet)) {
Some(
GeneralContext(
contextType = SparkleGeneralContextType,
text = stringCenter.prepare(popularVideoString),
url = None,
contextImageUrls = None,
landingUrl = Some(
Url(
urlType = DeepLink,
url = ""
)
)
))
} else None
}
}