package com.twitter.tweetypie.util

import com.twitter.dataproducts.enrichments.thriftscala.ProfileGeoEnrichment
import com.twitter.expandodo.thriftscala._
import com.twitter.mediaservices.commons.thriftscala.MediaKey
import com.twitter.mediaservices.commons.tweetmedia.thriftscala._
import com.twitter.servo.data.Lens
import com.twitter.spam.rtf.thriftscala.SafetyLabel
import com.twitter.tseng.withholding.thriftscala.TakedownReason
import com.twitter.tweetypie.thriftscala._
import com.twitter.tweetypie.unmentions.thriftscala.UnmentionData

object TweetLenses {
  import Lens.checkEq

  def requireSome[A, B](l: Lens[A, Option[B]]): Lens[A, B] =
    checkEq[A, B](
      a => l.get(a).get,
      (a, b) => l.set(a, Some(b))
    )

  def tweetLens[A](get: Tweet => A, set: (Tweet, A) => Tweet): Lens[Tweet, A] =
    checkEq[Tweet, A](get, set)

  val id: Lens[Tweet, TweetId] =
    tweetLens[TweetId](_.id, (t, id) => t.copy(id = id))

  val coreData: Lens[Tweet, Option[TweetCoreData]] =
    tweetLens[Option[TweetCoreData]](_.coreData, (t, coreData) => t.copy(coreData = coreData))

  val requiredCoreData: Lens[Tweet, TweetCoreData] =
    requireSome(coreData)

  val optUrls: Lens[Tweet, Option[Seq[UrlEntity]]] =
    tweetLens[Option[Seq[UrlEntity]]](_.urls, (t, urls) => t.copy(urls = urls))

  val urls: Lens[Tweet, Seq[UrlEntity]] =
    tweetLens[Seq[UrlEntity]](_.urls.toSeq.flatten, (t, urls) => t.copy(urls = Some(urls)))

  val optMentions: Lens[Tweet, Option[Seq[MentionEntity]]] =
    tweetLens[Option[Seq[MentionEntity]]](_.mentions, (t, v) => t.copy(mentions = v))

  val mentions: Lens[Tweet, Seq[MentionEntity]] =
    tweetLens[Seq[MentionEntity]](_.mentions.toSeq.flatten, (t, v) => t.copy(mentions = Some(v)))

  val unmentionData: Lens[Tweet, Option[UnmentionData]] =
    tweetLens[Option[UnmentionData]](_.unmentionData, (t, v) => t.copy(unmentionData = v))

  val optHashtags: Lens[Tweet, Option[Seq[HashtagEntity]]] =
    tweetLens[Option[Seq[HashtagEntity]]](_.hashtags, (t, v) => t.copy(hashtags = v))

  val hashtags: Lens[Tweet, Seq[HashtagEntity]] =
    tweetLens[Seq[HashtagEntity]](_.hashtags.toSeq.flatten, (t, v) => t.copy(hashtags = Some(v)))

  val optCashtags: Lens[Tweet, Option[Seq[CashtagEntity]]] =
    tweetLens[Option[Seq[CashtagEntity]]](_.cashtags, (t, v) => t.copy(cashtags = v))

  val cashtags: Lens[Tweet, Seq[CashtagEntity]] =
    tweetLens[Seq[CashtagEntity]](_.cashtags.toSeq.flatten, (t, v) => t.copy(cashtags = Some(v)))

  val optMedia: Lens[Tweet, Option[Seq[MediaEntity]]] =
    tweetLens[Option[Seq[MediaEntity]]](_.media, (t, v) => t.copy(media = v))

  val media: Lens[Tweet, Seq[MediaEntity]] =
    tweetLens[Seq[MediaEntity]](_.media.toSeq.flatten, (t, v) => t.copy(media = Some(v)))

  val mediaKeys: Lens[Tweet, Seq[MediaKey]] =
    tweetLens[Seq[MediaKey]](
      _.mediaKeys.toSeq.flatten,
      {
        case (t, v) => t.copy(mediaKeys = Some(v))
      })

  val place: Lens[Tweet, Option[Place]] =
    tweetLens[Option[Place]](
      _.place,
      {
        case (t, v) => t.copy(place = v)
      })

  val quotedTweet: Lens[Tweet, Option[QuotedTweet]] =
    tweetLens[Option[QuotedTweet]](
      _.quotedTweet,
      {
        case (t, v) => t.copy(quotedTweet = v)
      })

  val selfThreadMetadata: Lens[Tweet, Option[SelfThreadMetadata]] =
    tweetLens[Option[SelfThreadMetadata]](
      _.selfThreadMetadata,
      {
        case (t, v) => t.copy(selfThreadMetadata = v)
      })

  val composerSource: Lens[Tweet, Option[ComposerSource]] =
    tweetLens[Option[ComposerSource]](
      _.composerSource,
      {
        case (t, v) => t.copy(composerSource = v)
      })

  val deviceSource: Lens[Tweet, Option[DeviceSource]] =
    tweetLens[Option[DeviceSource]](
      _.deviceSource,
      {
        case (t, v) => t.copy(deviceSource = v)
      })

  val perspective: Lens[Tweet, Option[StatusPerspective]] =
    tweetLens[Option[StatusPerspective]](
      _.perspective,
      {
        case (t, v) => t.copy(perspective = v)
      })

  val cards: Lens[Tweet, Option[Seq[Card]]] =
    tweetLens[Option[Seq[Card]]](
      _.cards,
      {
        case (t, v) => t.copy(cards = v)
      })

  val card2: Lens[Tweet, Option[Card2]] =
    tweetLens[Option[Card2]](
      _.card2,
      {
        case (t, v) => t.copy(card2 = v)
      })

  val cardReference: Lens[Tweet, Option[CardReference]] =
    tweetLens[Option[CardReference]](
      _.cardReference,
      {
        case (t, v) => t.copy(cardReference = v)
      })

  val spamLabel: Lens[Tweet, Option[SafetyLabel]] =
    tweetLens[Option[SafetyLabel]](
      _.spamLabel,
      {
        case (t, v) => t.copy(spamLabel = v)
      })

  val lowQualityLabel: Lens[Tweet, Option[SafetyLabel]] =
    tweetLens[Option[SafetyLabel]](
      _.lowQualityLabel,
      {
        case (t, v) => t.copy(lowQualityLabel = v)
      })

  val nsfwHighPrecisionLabel: Lens[Tweet, Option[SafetyLabel]] =
    tweetLens[Option[SafetyLabel]](
      _.nsfwHighPrecisionLabel,
      {
        case (t, v) => t.copy(nsfwHighPrecisionLabel = v)
      })

  val bounceLabel: Lens[Tweet, Option[SafetyLabel]] =
    tweetLens[Option[SafetyLabel]](
      _.bounceLabel,
      {
        case (t, v) => t.copy(bounceLabel = v)
      })

  val takedownCountryCodes: Lens[Tweet, Option[Seq[String]]] =
    tweetLens[Option[Seq[String]]](
      _.takedownCountryCodes,
      {
        case (t, v) => t.copy(takedownCountryCodes = v)
      })

  val takedownReasons: Lens[Tweet, Option[Seq[TakedownReason]]] =
    tweetLens[Option[Seq[TakedownReason]]](
      _.takedownReasons,
      {
        case (t, v) => t.copy(takedownReasons = v)
      })

  val contributor: Lens[Tweet, Option[Contributor]] =
    tweetLens[Option[Contributor]](
      _.contributor,
      {
        case (t, v) => t.copy(contributor = v)
      })

  val mediaTags: Lens[Tweet, Option[TweetMediaTags]] =
    tweetLens[Option[TweetMediaTags]](
      _.mediaTags,
      {
        case (t, v) => t.copy(mediaTags = v)
      })

  val mediaTagMap: Lens[Tweet, Map[MediaId, Seq[MediaTag]]] =
    tweetLens[Map[MediaId, Seq[MediaTag]]](
      _.mediaTags.map { case TweetMediaTags(tagMap) => tagMap.toMap }.getOrElse(Map.empty),
      (t, v) => {
        val cleanMap = v.filter { case (_, tags) => tags.nonEmpty }
        t.copy(mediaTags = if (cleanMap.nonEmpty) Some(TweetMediaTags(cleanMap)) else None)
      }
    )

  val escherbirdEntityAnnotations: Lens[Tweet, Option[EscherbirdEntityAnnotations]] =
    tweetLens[Option[EscherbirdEntityAnnotations]](
      _.escherbirdEntityAnnotations,
      {
        case (t, v) => t.copy(escherbirdEntityAnnotations = v)
      })

  val communities: Lens[Tweet, Option[Communities]] =
    tweetLens[Option[Communities]](
      _.communities,
      {
        case (t, v) => t.copy(communities = v)
      })

  val tweetypieOnlyTakedownCountryCodes: Lens[Tweet, Option[Seq[String]]] =
    tweetLens[Option[Seq[String]]](
      _.tweetypieOnlyTakedownCountryCodes,
      {
        case (t, v) => t.copy(tweetypieOnlyTakedownCountryCodes = v)
      })

  val tweetypieOnlyTakedownReasons: Lens[Tweet, Option[Seq[TakedownReason]]] =
    tweetLens[Option[Seq[TakedownReason]]](
      _.tweetypieOnlyTakedownReasons,
      {
        case (t, v) => t.copy(tweetypieOnlyTakedownReasons = v)
      })

  val profileGeo: Lens[Tweet, Option[ProfileGeoEnrichment]] =
    tweetLens[Option[ProfileGeoEnrichment]](
      _.profileGeoEnrichment,
      (t, v) => t.copy(profileGeoEnrichment = v)
    )

  val visibleTextRange: Lens[Tweet, Option[TextRange]] =
    tweetLens[Option[TextRange]](
      _.visibleTextRange,
      {
        case (t, v) => t.copy(visibleTextRange = v)
      })

  val selfPermalink: Lens[Tweet, Option[ShortenedUrl]] =
    tweetLens[Option[ShortenedUrl]](
      _.selfPermalink,
      {
        case (t, v) => t.copy(selfPermalink = v)
      })

  val extendedTweetMetadata: Lens[Tweet, Option[ExtendedTweetMetadata]] =
    tweetLens[Option[ExtendedTweetMetadata]](
      _.extendedTweetMetadata,
      {
        case (t, v) => t.copy(extendedTweetMetadata = v)
      })

  object TweetCoreData {
    val userId: Lens[TweetCoreData, UserId] = checkEq[TweetCoreData, UserId](
      _.userId,
      { (c, v) =>
        // Pleases the compiler: https://github.com/scala/bug/issues/9171
        val userId = v
        c.copy(userId = userId)
      })
    val text: Lens[TweetCoreData, String] = checkEq[TweetCoreData, String](
      _.text,
      { (c, v) =>
        // Pleases the compiler: https://github.com/scala/bug/issues/9171
        val text = v
        c.copy(text = text)
      })
    val createdAt: Lens[TweetCoreData, TweetId] =
      checkEq[TweetCoreData, Long](_.createdAtSecs, (c, v) => c.copy(createdAtSecs = v))
    val createdVia: Lens[TweetCoreData, String] =
      checkEq[TweetCoreData, String](
        _.createdVia,
        {
          case (c, v) => c.copy(createdVia = v)
        })
    val hasTakedown: Lens[TweetCoreData, Boolean] =
      checkEq[TweetCoreData, Boolean](
        _.hasTakedown,
        {
          case (c, v) => c.copy(hasTakedown = v)
        })
    val nullcast: Lens[TweetCoreData, Boolean] =
      checkEq[TweetCoreData, Boolean](
        _.nullcast,
        {
          case (c, v) => c.copy(nullcast = v)
        })
    val nsfwUser: Lens[TweetCoreData, Boolean] =
      checkEq[TweetCoreData, Boolean](
        _.nsfwUser,
        {
          case (c, v) => c.copy(nsfwUser = v)
        })
    val nsfwAdmin: Lens[TweetCoreData, Boolean] =
      checkEq[TweetCoreData, Boolean](
        _.nsfwAdmin,
        {
          case (c, v) => c.copy(nsfwAdmin = v)
        })
    val reply: Lens[TweetCoreData, Option[Reply]] =
      checkEq[TweetCoreData, Option[Reply]](
        _.reply,
        {
          case (c, v) => c.copy(reply = v)
        })
    val share: Lens[TweetCoreData, Option[Share]] =
      checkEq[TweetCoreData, Option[Share]](
        _.share,
        {
          case (c, v) => c.copy(share = v)
        })
    val narrowcast: Lens[TweetCoreData, Option[Narrowcast]] =
      checkEq[TweetCoreData, Option[Narrowcast]](
        _.narrowcast,
        {
          case (c, v) => c.copy(narrowcast = v)
        })
    val directedAtUser: Lens[TweetCoreData, Option[DirectedAtUser]] =
      checkEq[TweetCoreData, Option[DirectedAtUser]](
        _.directedAtUser,
        {
          case (c, v) => c.copy(directedAtUser = v)
        })
    val conversationId: Lens[TweetCoreData, Option[ConversationId]] =
      checkEq[TweetCoreData, Option[ConversationId]](
        _.conversationId,
        {
          case (c, v) => c.copy(conversationId = v)
        })
    val placeId: Lens[TweetCoreData, Option[String]] =
      checkEq[TweetCoreData, Option[String]](
        _.placeId,
        {
          case (c, v) => c.copy(placeId = v)
        })
    val geoCoordinates: Lens[TweetCoreData, Option[GeoCoordinates]] =
      checkEq[TweetCoreData, Option[GeoCoordinates]](
        _.coordinates,
        (c, v) => c.copy(coordinates = v)
      )
    val trackingId: Lens[TweetCoreData, Option[TweetId]] =
      checkEq[TweetCoreData, Option[Long]](
        _.trackingId,
        {
          case (c, v) => c.copy(trackingId = v)
        })
    val hasMedia: Lens[TweetCoreData, Option[Boolean]] =
      checkEq[TweetCoreData, Option[Boolean]](
        _.hasMedia,
        {
          case (c, v) => c.copy(hasMedia = v)
        })
  }

  val counts: Lens[Tweet, Option[StatusCounts]] =
    tweetLens[Option[StatusCounts]](
      _.counts,
      {
        case (t, v) => t.copy(counts = v)
      })

  object StatusCounts {
    val retweetCount: Lens[StatusCounts, Option[TweetId]] =
      checkEq[StatusCounts, Option[Long]](
        _.retweetCount,
        (c, retweetCount) => c.copy(retweetCount = retweetCount)
      )

    val replyCount: Lens[StatusCounts, Option[TweetId]] =
      checkEq[StatusCounts, Option[Long]](
        _.replyCount,
        (c, replyCount) => c.copy(replyCount = replyCount)
      )

    val favoriteCount: Lens[StatusCounts, Option[TweetId]] =
      checkEq[StatusCounts, Option[Long]](
        _.favoriteCount,
        {
          case (c, v) => c.copy(favoriteCount = v)
        })

    val quoteCount: Lens[StatusCounts, Option[TweetId]] =
      checkEq[StatusCounts, Option[Long]](
        _.quoteCount,
        {
          case (c, v) => c.copy(quoteCount = v)
        })
  }

  val userId: Lens[Tweet, UserId] = requiredCoreData andThen TweetCoreData.userId
  val text: Lens[Tweet, String] = requiredCoreData andThen TweetCoreData.text
  val createdVia: Lens[Tweet, String] = requiredCoreData andThen TweetCoreData.createdVia
  val createdAt: Lens[Tweet, ConversationId] = requiredCoreData andThen TweetCoreData.createdAt
  val reply: Lens[Tweet, Option[Reply]] = requiredCoreData andThen TweetCoreData.reply
  val share: Lens[Tweet, Option[Share]] = requiredCoreData andThen TweetCoreData.share
  val narrowcast: Lens[Tweet, Option[Narrowcast]] =
    requiredCoreData andThen TweetCoreData.narrowcast
  val directedAtUser: Lens[Tweet, Option[DirectedAtUser]] =
    requiredCoreData andThen TweetCoreData.directedAtUser
  val conversationId: Lens[Tweet, Option[ConversationId]] =
    requiredCoreData andThen TweetCoreData.conversationId
  val placeId: Lens[Tweet, Option[String]] = requiredCoreData andThen TweetCoreData.placeId
  val geoCoordinates: Lens[Tweet, Option[GeoCoordinates]] =
    requiredCoreData andThen TweetCoreData.geoCoordinates
  val hasTakedown: Lens[Tweet, Boolean] = requiredCoreData andThen TweetCoreData.hasTakedown
  val nsfwAdmin: Lens[Tweet, Boolean] = requiredCoreData andThen TweetCoreData.nsfwAdmin
  val nsfwUser: Lens[Tweet, Boolean] = requiredCoreData andThen TweetCoreData.nsfwUser
  val nullcast: Lens[Tweet, Boolean] = requiredCoreData andThen TweetCoreData.nullcast
  val trackingId: Lens[Tweet, Option[ConversationId]] =
    requiredCoreData andThen TweetCoreData.trackingId
  val hasMedia: Lens[Tweet, Option[Boolean]] = requiredCoreData andThen TweetCoreData.hasMedia

  object CashtagEntity {
    val indices: Lens[CashtagEntity, (Short, Short)] =
      checkEq[CashtagEntity, (Short, Short)](
        t => (t.fromIndex, t.toIndex),
        (t, v) => t.copy(fromIndex = v._1, toIndex = v._2)
      )
    val text: Lens[CashtagEntity, String] =
      checkEq[CashtagEntity, String](_.text, (t, text) => t.copy(text = text))
  }

  object HashtagEntity {
    val indices: Lens[HashtagEntity, (Short, Short)] =
      checkEq[HashtagEntity, (Short, Short)](
        t => (t.fromIndex, t.toIndex),
        (t, v) => t.copy(fromIndex = v._1, toIndex = v._2)
      )
    val text: Lens[HashtagEntity, String] =
      checkEq[HashtagEntity, String](_.text, (t, text) => t.copy(text = text))
  }

  object MediaEntity {
    val indices: Lens[MediaEntity, (Short, Short)] =
      checkEq[MediaEntity, (Short, Short)](
        t => (t.fromIndex, t.toIndex),
        (t, v) => t.copy(fromIndex = v._1, toIndex = v._2)
      )
    val mediaSizes: Lens[MediaEntity, collection.Set[MediaSize]] =
      checkEq[MediaEntity, scala.collection.Set[MediaSize]](
        _.sizes,
        (m, sizes) => m.copy(sizes = sizes)
      )
    val url: Lens[MediaEntity, String] =
      checkEq[MediaEntity, String](
        _.url,
        {
          case (t, v) => t.copy(url = v)
        })
    val mediaInfo: Lens[MediaEntity, Option[MediaInfo]] =
      checkEq[MediaEntity, Option[MediaInfo]](
        _.mediaInfo,
        {
          case (t, v) => t.copy(mediaInfo = v)
        })
  }

  object MentionEntity {
    val indices: Lens[MentionEntity, (Short, Short)] =
      checkEq[MentionEntity, (Short, Short)](
        t => (t.fromIndex, t.toIndex),
        (t, v) => t.copy(fromIndex = v._1, toIndex = v._2)
      )
    val screenName: Lens[MentionEntity, String] =
      checkEq[MentionEntity, String](
        _.screenName,
        (t, screenName) => t.copy(screenName = screenName)
      )
  }

  object UrlEntity {
    val indices: Lens[UrlEntity, (Short, Short)] =
      checkEq[UrlEntity, (Short, Short)](
        t => (t.fromIndex, t.toIndex),
        (t, v) => t.copy(fromIndex = v._1, toIndex = v._2)
      )
    val url: Lens[UrlEntity, String] =
      checkEq[UrlEntity, String](_.url, (t, url) => t.copy(url = url))
  }

  object Contributor {
    val screenName: Lens[Contributor, Option[String]] =
      checkEq[Contributor, Option[String]](
        _.screenName,
        (c, screenName) => c.copy(screenName = screenName)
      )
  }

  object Reply {
    val inReplyToScreenName: Lens[Reply, Option[String]] =
      checkEq[Reply, Option[String]](
        _.inReplyToScreenName,
        (c, inReplyToScreenName) => c.copy(inReplyToScreenName = inReplyToScreenName)
      )

    val inReplyToStatusId: Lens[Reply, Option[TweetId]] =
      checkEq[Reply, Option[TweetId]](
        _.inReplyToStatusId,
        (c, inReplyToStatusId) => c.copy(inReplyToStatusId = inReplyToStatusId)
      )
  }
}