59 lines
2.3 KiB
Scala
59 lines
2.3 KiB
Scala
package com.twitter.home_mixer.functional_component.feature_hydrator
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import com.twitter.gizmoduck.{thriftscala => gt}
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import com.twitter.home_mixer.model.HomeFeatures.AuthorIdFeature
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import com.twitter.home_mixer.model.HomeFeatures.AuthorIsBlueVerifiedFeature
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import com.twitter.home_mixer.param.HomeGlobalParams.EnableGizmoduckAuthorSafetyFeatureHydratorParam
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import com.twitter.product_mixer.component_library.model.candidate.TweetCandidate
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import com.twitter.product_mixer.core.feature.Feature
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import com.twitter.product_mixer.core.feature.featuremap.FeatureMap
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import com.twitter.product_mixer.core.feature.featuremap.FeatureMapBuilder
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import com.twitter.product_mixer.core.functional_component.feature_hydrator.CandidateFeatureHydrator
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import com.twitter.product_mixer.core.model.common.Conditionally
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import com.twitter.product_mixer.core.model.common.identifier.FeatureHydratorIdentifier
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import com.twitter.product_mixer.core.pipeline.PipelineQuery
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import com.twitter.stitch.Stitch
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import com.twitter.stitch.gizmoduck.Gizmoduck
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import javax.inject.Inject
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import javax.inject.Singleton
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@Singleton
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class GizmoduckAuthorSafetyFeatureHydrator @Inject() (gizmoduck: Gizmoduck)
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extends CandidateFeatureHydrator[PipelineQuery, TweetCandidate]
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with Conditionally[PipelineQuery] {
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override val identifier: FeatureHydratorIdentifier =
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FeatureHydratorIdentifier("GizmoduckAuthorSafety")
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override val features: Set[Feature[_, _]] = Set(AuthorIsBlueVerifiedFeature)
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override def onlyIf(query: PipelineQuery): Boolean =
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query.params(EnableGizmoduckAuthorSafetyFeatureHydratorParam)
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private val queryFields: Set[gt.QueryFields] = Set(gt.QueryFields.Safety)
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override def apply(
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query: PipelineQuery,
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candidate: TweetCandidate,
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existingFeatures: FeatureMap
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): Stitch[FeatureMap] = {
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val authorIdOption = existingFeatures.getOrElse(AuthorIdFeature, None)
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val blueVerifiedStitch = authorIdOption
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.map { authorId =>
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gizmoduck
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.getUserById(
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userId = authorId,
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queryFields = queryFields
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)
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.map { _.safety.flatMap(_.isBlueVerified).getOrElse(false) }
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}.getOrElse(Stitch.False)
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blueVerifiedStitch.map { isBlueVerified =>
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FeatureMapBuilder()
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.add(AuthorIsBlueVerifiedFeature, isBlueVerified)
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.build()
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}
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}
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}
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