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Pushservice is the main recommendation service we use to surface recommendations to our users via notifications. It fetches candidates from various sources, ranks them in order of relevance, and applies filters to determine the best one to send.
27 lines
911 B
Scala
27 lines
911 B
Scala
package com.twitter.frigate.pushservice.store
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import com.twitter.livevideo.common.ids.EventId
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import com.twitter.livevideo.timeline.client.v2.LiveVideoTimelineClient
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import com.twitter.livevideo.timeline.domain.v2.Event
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import com.twitter.livevideo.timeline.domain.v2.LookupContext
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import com.twitter.stitch.storehaus.ReadableStoreOfStitch
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import com.twitter.stitch.NotFound
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import com.twitter.stitch.Stitch
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import com.twitter.storehaus.ReadableStore
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case class EventRequest(eventId: Long, lookupContext: LookupContext = LookupContext.default)
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object LexServiceStore {
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def apply(
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liveVideoTimelineClient: LiveVideoTimelineClient
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): ReadableStore[EventRequest, Event] = {
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ReadableStoreOfStitch { eventRequest =>
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liveVideoTimelineClient.getEvent(
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EventId(eventRequest.eventId),
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eventRequest.lookupContext) rescue {
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case NotFound => Stitch.NotFound
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}
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}
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}
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}
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