package com.lagradost.cloudstream3

import android.app.Activity
import androidx.preference.PreferenceManager
import com.fasterxml.jackson.databind.DeserializationFeature
import com.fasterxml.jackson.databind.json.JsonMapper
import com.fasterxml.jackson.module.kotlin.KotlinModule
import com.lagradost.cloudstream3.animeproviders.DubbedAnimeProvider
import com.lagradost.cloudstream3.animeproviders.ShiroProvider
import com.lagradost.cloudstream3.animeproviders.TenshiProvider
import com.lagradost.cloudstream3.animeproviders.WcoProvider
import com.lagradost.cloudstream3.movieproviders.HDMProvider
import com.lagradost.cloudstream3.movieproviders.MeloMovieProvider
import com.lagradost.cloudstream3.movieproviders.TrailersToProvider
import com.lagradost.cloudstream3.utils.ExtractorLink
import java.util.*

const val USER_AGENT = "Mozilla/5.0 (Windows NT 10.0; rv:68.0) Gecko/20100101 Firefox/68.0"
val baseHeader = mapOf("User-Agent" to USER_AGENT)
val mapper = JsonMapper.builder().addModule(KotlinModule())
    .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false).build()!!

object APIHolder {
    val unixTime: Long
        get() = System.currentTimeMillis() / 1000L

    val allApi = AllProvider()

    private const val defProvider = 0

    val apis = arrayListOf(
        TrailersToProvider(),
        ShiroProvider(),
        TenshiProvider(),
        WcoProvider(),
        MeloMovieProvider(),
        DubbedAnimeProvider(),
        HDMProvider(),
        //LookMovieProvider(), // RECAPTCHA (Please allow up to 5 seconds...)
    )

    fun getApiFromName(apiName: String?): MainAPI {
        for (api in apis) {
            if (apiName == api.name)
                return api
        }
        return apis[defProvider]
    }

    fun getApiFromNameNull(apiName: String?): MainAPI? {
        for (api in apis) {
            if (apiName == api.name)
                return api
        }
        return null
    }

    fun LoadResponse.getId(): Int {
        return url.replace(getApiFromName(apiName).mainUrl, "").hashCode()
    }

    fun Activity.getApiSettings(): HashSet<String> {
        val settingsManager = PreferenceManager.getDefaultSharedPreferences(this)

        return settingsManager.getStringSet(
            this.getString(R.string.search_providers_list_key),
            setOf(apis[defProvider].name)
        )?.toHashSet() ?: hashSetOf(apis[defProvider].name)
    }
}

/**Every provider will **not** have try catch built in, so handle exceptions when calling these functions*/
abstract class MainAPI {
    open val name = "NONE"
    open val mainUrl = "NONE"

    /**If link is stored in the "data" string, so links can be instantly loaded*/
    open val instantLinkLoading = false

    /**Set false if links require referer or for some reason cant be played on a chromecast*/
    open val hasChromecastSupport = true

    /**If all links are m3u8 then set this to false*/
    open val hasDownloadSupport = true

    open val hasMainPage = false
    open val hasQuickSearch = false

    open fun getMainPage() : HomePageResponse? {
        return null
    }

    open fun search(query: String): ArrayList<SearchResponse>? {
        return null
    }

    open fun quickSearch(query: String): ArrayList<SearchResponse>? {
        return null
    }

    open fun load(url: String): LoadResponse? {
        return null
    }

    /**Callback is fired once a link is found, will return true if method is executed successfully*/
    open fun loadLinks(
        data: String,
        isCasting: Boolean,
        subtitleCallback: (SubtitleFile) -> Unit,
        callback: (ExtractorLink) -> Unit
    ): Boolean {
        return false
    }
}

fun parseRating(ratingString: String?): Int? {
    if (ratingString == null) return null
    val floatRating = ratingString.toFloatOrNull() ?: return null
    return (floatRating * 10).toInt()
}

fun MainAPI.fixUrl(url: String): String {
    if (url.startsWith("http")) {
        return url
    }

    val startsWithNoHttp = url.startsWith("//")
    if (startsWithNoHttp) {
        return "https:$url"
    } else {
        if (url.startsWith('/')) {
            return mainUrl + url
        }
        return "$mainUrl/$url"
    }
}

fun sortUrls(urls: List<ExtractorLink>): List<ExtractorLink> {
    return urls.sortedBy { t -> -t.quality }
}

fun sortSubs(urls: List<SubtitleFile>): List<SubtitleFile> {
    val encounteredTimes = HashMap<String, Int>()
    return urls.sortedBy { t -> t.lang }.map {
        val times = encounteredTimes[it.lang]?.plus(1) ?: 1
        encounteredTimes[it.lang] = times

        SubtitleFile("${it.lang} ${if (times > 1) "($times)" else ""}", it.url)
    }
}

enum class ShowStatus {
    Completed,
    Ongoing,
}

enum class DubStatus {
    Dubbed,
    Subbed,
}

enum class TvType {
    Movie,
    TvSeries,
    Anime,
    ONA,
}

// IN CASE OF FUTURE ANIME MOVIE OR SMTH
fun TvType.isMovieType(): Boolean {
    return this == TvType.Movie
}

data class SubtitleFile(val lang: String, val url: String)

class HomePageResponse(
    val items: List<HomePageList>
)

class HomePageList(
    val name: String,
    val list: List<SearchResponse>
)

interface SearchResponse {
    val name: String
    val url: String // PUBLIC URL FOR OPEN IN APP
    val apiName: String
    val type: TvType
    val posterUrl: String?
    val year: Int?
}

data class AnimeSearchResponse(
    override val name: String,
    override val url: String,
    override val apiName: String,
    override val type: TvType,

    override val posterUrl: String?,
    override val year: Int?,

    val otherName: String?,
    val dubStatus: EnumSet<DubStatus>?,
    val dubEpisodes: Int?,
    val subEpisodes: Int?,
) : SearchResponse

data class MovieSearchResponse(
    override val name: String,
    override val url: String,
    override val apiName: String,
    override val type: TvType,

    override val posterUrl: String?,
    override val year: Int?,
) : SearchResponse

data class TvSeriesSearchResponse(
    override val name: String,
    override val url: String,
    override val apiName: String,
    override val type: TvType,

    override val posterUrl: String?,
    override val year: Int?,
    val episodes: Int?,
) : SearchResponse

interface LoadResponse {
    val name: String
    val url: String
    val apiName: String
    val type: TvType
    val posterUrl: String?
    val year: Int?
    val plot: String?
    val rating: Int? // 0-100
    val tags: ArrayList<String>?
    val duration: String?
    val trailerUrl: String?
}

fun LoadResponse?.isEpisodeBased(): Boolean {
    if (this == null) return false
    return (this is AnimeLoadResponse || this is TvSeriesLoadResponse) && (this.type == TvType.TvSeries || this.type == TvType.Anime)
}

fun LoadResponse?.isAnimeBased(): Boolean {
    if (this == null) return false
    return (this.type == TvType.Anime || this.type == TvType.ONA) // && (this is AnimeLoadResponse)
}

data class AnimeEpisode(
    val url: String,
    val name: String? = null,
    val posterUrl: String? = null,
    val date: String? = null,
    val rating: Int? = null,
    val descript: String? = null,
)

data class AnimeLoadResponse(
    val engName: String?,
    val japName: String?,
    override val name: String,
    override val url: String,
    override val apiName: String,
    override val type: TvType,

    override val posterUrl: String?,
    override val year: Int?,

    val dubEpisodes: ArrayList<AnimeEpisode>?,
    val subEpisodes: ArrayList<AnimeEpisode>?,
    val showStatus: ShowStatus?,

    override val plot: String?,
    override val tags: ArrayList<String>? = null,
    val synonyms: ArrayList<String>? = null,

    val malId: Int? = null,
    val anilistId: Int? = null,
    override val rating: Int? = null,
    override val duration: String? = null,
    override val trailerUrl: String? = null,
) : LoadResponse

data class MovieLoadResponse(
    override val name: String,
    override val url: String,
    override val apiName: String,
    override val type: TvType,
    val dataUrl: String,

    override val posterUrl: String?,
    override val year: Int?,
    override val plot: String?,

    val imdbUrl: String?,
    override val rating: Int? = null,
    override val tags: ArrayList<String>? = null,
    override val duration: String? = null,
    override val trailerUrl: String? = null,
) : LoadResponse

data class TvSeriesEpisode(
    val name: String?,
    val season: Int?,
    val episode: Int?,
    val data: String,
    val posterUrl: String? = null,
    val date: String? = null,
    val rating: Int? = null,
    val descript: String? = null,
)

data class TvSeriesLoadResponse(
    override val name: String,
    override val url: String,
    override val apiName: String,
    override val type: TvType,
    val episodes: ArrayList<TvSeriesEpisode>,

    override val posterUrl: String?,
    override val year: Int?,
    override val plot: String?,

    val showStatus: ShowStatus?,
    val imdbUrl: String?,
    override val rating: Int? = null,
    override val tags: ArrayList<String>? = null,
    override val duration: String? = null,
    override val trailerUrl: String? = null,
) : LoadResponse