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41 lines
1.8 KiB
Scala
41 lines
1.8 KiB
Scala
package com.twitter.home_mixer.functional_component.selector
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import com.twitter.product_mixer.component_library.model.presentation.urt.UrtModulePresentation
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import com.twitter.product_mixer.core.functional_component.common.CandidateScope
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import com.twitter.product_mixer.core.functional_component.common.CandidateScope.PartitionedCandidates
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import com.twitter.product_mixer.core.functional_component.selector.Selector
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import com.twitter.product_mixer.core.functional_component.selector.SelectorResult
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import com.twitter.product_mixer.core.model.common.presentation.CandidateWithDetails
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import com.twitter.product_mixer.core.model.common.presentation.ModuleCandidateWithDetails
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import com.twitter.product_mixer.core.pipeline.PipelineQuery
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/**
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* This selector updates the id of the conversation modules to be the head of the module's id.
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*/
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case class UpdateConversationModuleId(
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override val pipelineScope: CandidateScope)
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extends Selector[PipelineQuery] {
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override def apply(
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query: PipelineQuery,
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remainingCandidates: Seq[CandidateWithDetails],
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result: Seq[CandidateWithDetails]
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): SelectorResult = {
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val PartitionedCandidates(selectedCandidates, otherCandidates) =
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pipelineScope.partition(remainingCandidates)
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val updatedCandidates = selectedCandidates.map {
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case module @ ModuleCandidateWithDetails(candidates, presentationOpt, _) =>
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val updatedPresentation = presentationOpt.map {
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case urtModule @ UrtModulePresentation(timelineModule) =>
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urtModule.copy(timelineModule =
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timelineModule.copy(id = candidates.head.candidateIdLong))
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}
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module.copy(presentation = updatedPresentation)
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case candidate => candidate
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}
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SelectorResult(remainingCandidates = updatedCandidates ++ otherCandidates, result = result)
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}
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}
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