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20 lines
842 B
Scala
20 lines
842 B
Scala
package com.twitter.product_mixer.component_library.gate
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import com.twitter.product_mixer.core.functional_component.gate.Gate
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import com.twitter.product_mixer.core.model.common.identifier.GateIdentifier
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import com.twitter.product_mixer.core.pipeline.HasPipelineCursor
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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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/**
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* Gate used in first page. Use request cursor to determine if the gate should be open or closed.
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*/
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object FirstPageGate extends Gate[PipelineQuery with HasPipelineCursor[_]] {
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override val identifier: GateIdentifier = GateIdentifier("FirstPage")
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// If cursor is first page, then gate should return continue, otherwise return stop
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override def shouldContinue(query: PipelineQuery with HasPipelineCursor[_]): Stitch[Boolean] =
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Stitch.value(query.isFirstPage)
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}
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