package exh.metadata.models

import android.net.Uri
import io.realm.RealmList
import io.realm.RealmObject
import io.realm.annotations.Ignore
import io.realm.annotations.Index
import io.realm.annotations.PrimaryKey
import io.realm.annotations.RealmClass
import java.util.*

@RealmClass
open class PervEdenGalleryMetadata : RealmObject(), SearchableGalleryMetadata {
    @PrimaryKey
    override var uuid: String = UUID.randomUUID().toString()

    @Index
    var pvId: String? = null

    var url: String? = null
    var thumbnailUrl: String? = null

    @Index
    var title: String? = null
    var altTitles: RealmList<PervEdenTitle> = RealmList()

    @Index
    override var uploader: String? = null

    @Index
    var artist: String? = null

    var type: String? = null

    var rating: Float? = null

    var status: String? = null

    var lang: String? = null

    override var tags: RealmList<Tag> = RealmList()

    override fun getTitles() = listOf(title).plus(altTitles.map {
        it.title
    }).filterNotNull()

    @Ignore
    override val titleFields = TITLE_FIELDS

    @Index
    override var mangaId: Long? = null

    companion object {
        private fun splitGalleryUrl(url: String)
                = url.let {
                    Uri.parse(it).pathSegments.filterNot(String::isNullOrBlank)
                }

        fun pvIdFromUrl(url: String) = splitGalleryUrl(url).last()

        val TITLE_FIELDS = listOf(
                //TODO Somehow include altTitles
                PervEdenGalleryMetadata::title.name
        )
    }
}

@RealmClass
open class PervEdenTitle(var metadata: PervEdenGalleryMetadata? = null,
                         @Index var title: String? = null): RealmObject() {
    override fun equals(other: Any?): Boolean {
        if (this === other) return true
        if (javaClass != other?.javaClass) return false

        other as PervEdenTitle

        if (metadata != other.metadata) return false
        if (title != other.title) return false

        return true
    }

    override fun hashCode(): Int {
        var result = metadata?.hashCode() ?: 0
        result = 31 * result + (title?.hashCode() ?: 0)
        return result
    }

    override fun toString() = "PervEdenTitle(metadata=$metadata, title=$title)"
}