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main.kt
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main.kt
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package com.maxrave.kotlinytmusicscraper.test
import com.google.gson.annotations.SerializedName
import com.maxrave.kotlinytmusicscraper.YouTube
import com.maxrave.kotlinytmusicscraper.models.GridRenderer
import com.maxrave.kotlinytmusicscraper.models.MusicResponsiveListItemRenderer
import com.maxrave.kotlinytmusicscraper.models.MusicTwoRowItemRenderer
import com.maxrave.kotlinytmusicscraper.models.Run
import com.maxrave.kotlinytmusicscraper.models.SectionListRenderer
import com.maxrave.kotlinytmusicscraper.models.Thumbnail
import com.maxrave.kotlinytmusicscraper.models.YouTubeLocale
import kotlinx.coroutines.runBlocking
fun main() {
runBlocking {
YouTube.apply {
locale = YouTubeLocale("VN", "vi")
cookie = ""
}.getNotification().onSuccess { account ->
println(account)
}
.onFailure {
it.printStackTrace()
}
}
}
fun parseLibraryPlaylist(input: List<GridRenderer.Item>): ArrayList<PlaylistsResult> {
val list : ArrayList<PlaylistsResult> = arrayListOf()
if (input.isNotEmpty()) {
if (input.size >= 2) {
input[1].musicTwoRowItemRenderer?.let {
list.add(PlaylistsResult(
author = it.subtitle?.runs?.get(0)?.text ?: "",
browseId = it.navigationEndpoint.browseEndpoint?.browseId ?: "",
category = "",
itemCount = "",
resultType = "",
thumbnails = it.thumbnailRenderer.musicThumbnailRenderer?.thumbnail?.thumbnails ?: listOf(),
title = it.title.runs?.get(0)?.text ?: ""
))
}
if (input.size >= 3) {
for (i in 2 until input.size) {
input[i].musicTwoRowItemRenderer?.let {
list.add(PlaylistsResult(
author = it.subtitle?.runs?.get(0)?.text ?: "",
browseId = it.navigationEndpoint.browseEndpoint?.browseId ?: "",
category = "",
itemCount = "",
resultType = "",
thumbnails = it.thumbnailRenderer.musicThumbnailRenderer?.thumbnail?.thumbnails ?: listOf(),
title = it.title.runs?.get(0)?.text ?: ""
))
}
}
}
}
}
return list
}
data class PlaylistsResult(
@SerializedName("author")
val author: String,
@SerializedName("browseId")
val browseId: String,
@SerializedName("category")
val category: String,
@SerializedName("itemCount")
val itemCount: String,
@SerializedName("resultType")
val resultType: String,
@SerializedName("thumbnails")
val thumbnails: List<Thumbnail>,
@SerializedName("title")
val title: String
)
fun levenshtein(lhs : CharSequence, rhs : CharSequence) : Int {
val lhsLength = lhs.length
val rhsLength = rhs.length
var cost = IntArray(lhsLength + 1) { it }
var newCost = IntArray(lhsLength + 1) { 0 }
for (i in 1..rhsLength) {
newCost[0] = i
for (j in 1..lhsLength) {
val editCost= if(lhs[j - 1] == rhs[i - 1]) 0 else 1
val costReplace = cost[j - 1] + editCost
val costInsert = cost[j] + 1
val costDelete = newCost[j - 1] + 1
newCost[j] = minOf(costInsert, costDelete, costReplace)
}
val swap = cost
cost = newCost
newCost = swap
}
return cost[lhsLength]
}
fun bestMatchingIndex(s: String, list: List<String>): Int {
val listCost = ArrayList<Int>()
for (i in list.indices){
listCost.add(levenshtein(s, list[i]))
}
return listCost.indexOf(listCost.minOrNull())
}
fun parseMixedContent(data: List<SectionListRenderer.Content>?): List<Map<String, Any?>> {
var list = mutableListOf<Map<String, Any?>>()
if (data != null) {
for (row in data) {
if (row.musicDescriptionShelfRenderer != null) {
val results = row.musicDescriptionShelfRenderer
var title = results.header?.runs?.get(0)?.text
var content = results.description.runs?.get(0)?.text
val map = mapOf("title" to title, "content" to content)
list.add(map)
}
else {
val results1 = row.musicCarouselShelfRenderer
val title = results1?.header?.musicCarouselShelfBasicHeaderRenderer?.title?.runs?.get(0)?.text
val listContent = mutableListOf<Any?>()
results1?.contents?.forEach { result1 ->
if (result1.musicTwoRowItemRenderer != null) {
val pageType = result1.musicTwoRowItemRenderer.title.runs?.get(0)?.navigationEndpoint?.browseEndpoint?.browseEndpointContextSupportedConfigs?.browseEndpointContextMusicConfig?.pageType
if (pageType == null) {
if (result1.musicTwoRowItemRenderer.navigationEndpoint.watchEndpoint?.playlistId != null){
val content = parseWatchPlaylist(result1.musicTwoRowItemRenderer)
listContent.add(content)
}
else {
val content = parseSong(result1.musicTwoRowItemRenderer)
listContent.add(content)
}
}
else if (pageType == "MUSIC_PAGE_TYPE_ALBUM"){
val content = parseAlbum(result1.musicTwoRowItemRenderer)
listContent.add(content)
}
else if (pageType == "MUSIC_PAGE_TYPE_ARTIST"){
val content = parseRelatedArtists(result1.musicTwoRowItemRenderer)
listContent.add(content)
}
else if (pageType == "MUSIC_PAGE_TYPE_PLAYLIST") {
val content = parsePlaylist(result1.musicTwoRowItemRenderer)
listContent.add(content)
}
}
else
{
val content = parseSongFlat(result1.musicResponsiveListItemRenderer)
listContent.add(content)
}
}
if (title != null){
list.add(mapOf("title" to title, "content" to listContent))
}
}
}
}
return list
}
fun parseSongFlat(data: MusicResponsiveListItemRenderer?): Map<String, Any?>? {
if (data?.flexColumns != null) {
val column = mutableListOf<MusicResponsiveListItemRenderer.FlexColumn.MusicResponsiveListItemFlexColumnRenderer?>()
for (i in 0..data.flexColumns.size){
column.add(getFlexColumnItem(data, i))
}
val song = mapOf(
"title" to column[0]?.text?.runs?.get(0)?.text,
"videoId" to column[0]?.text?.runs?.get(0)?.navigationEndpoint?.watchEndpoint?.videoId,
"thumbnails" to data.thumbnail?.musicThumbnailRenderer?.thumbnail?.thumbnails,
"isExplicit" to null,
"artists" to parseSongArtists(data, 1),
)
if (column.size > 2 && column[2] != null && column[2]?.text?.runs?.get(0)?.text != null) {
song.plus("album" to mapOf(
"name" to column[2]?.text?.runs?.get(0)?.text,
"id" to column[2]?.text?.runs?.get(0)?.navigationEndpoint?.browseEndpoint?.browseId
))
}
else {
song.plus("views" to column[1]?.text?.runs?.last()?.text?.split(" ")?.get(0))
}
return song
}
else {
return null
}
}
fun parseSongArtists(data: MusicResponsiveListItemRenderer, index: Int): List<Map<String, Any?>>? {
val flexItem = getFlexColumnItem(data, index)
if (flexItem == null){
return null
}
else {
val runs = flexItem.text?.runs
return runs?.let { parseSongArtistsRuns(it) }
}
}
fun getFlexColumnItem(data: MusicResponsiveListItemRenderer, index: Int): MusicResponsiveListItemRenderer.FlexColumn.MusicResponsiveListItemFlexColumnRenderer? {
if (data.flexColumns.size <= index || data.flexColumns[index].musicResponsiveListItemFlexColumnRenderer.text == null || data.flexColumns[index].musicResponsiveListItemFlexColumnRenderer.text?.runs == null){
return null
}
return data.flexColumns[index].musicResponsiveListItemFlexColumnRenderer
}
fun parsePlaylist(data: MusicTwoRowItemRenderer): Map<String, Any?> {
val subtitle = data.subtitle
val playlist = mapOf(
"title" to data.title.runs?.get(0)?.text,
"playlistId" to data.title.runs?.get(0)?.navigationEndpoint?.browseEndpoint?.browseId,
"thumbnails" to data.thumbnailRenderer.musicThumbnailRenderer?.thumbnail?.thumbnails,
)
if (subtitle?.runs != null) {
val descripton = ""
for (run in subtitle.runs) {
descripton.plus(run.text)
}
playlist.plus("description" to descripton)
if (subtitle.runs.size == 3) {
val count = data.subtitle.runs?.get(2)?.text?.split(" ")?.get(0)
playlist.plus("count" to count)
val author = parseSongArtistsRuns(subtitle.runs.take(1))
playlist.plus("author" to author)
}
}
return playlist
}
fun parseSongArtistsRuns(runs: List<Run>): List<Map<String, Any?>> {
val artists = mutableListOf<Map<String, Any?>>()
for (i in 0..(runs.size/2).toInt()) {
artists.add(mapOf(
"name" to runs[i * 2].text,
"id" to runs[i * 2].navigationEndpoint?.browseEndpoint?.browseId
))
}
return artists
}
fun parseRelatedArtists(data: MusicTwoRowItemRenderer): Map<String, Any?> {
return mapOf(
"title" to data.title.runs?.get(0)?.text,
"browseId" to data.title.runs?.get(0)?.navigationEndpoint?.browseEndpoint?.browseId,
"thumbnails" to data.thumbnailRenderer.musicThumbnailRenderer?.thumbnail?.thumbnails.toString(),
"subscriber" to data.subtitle?.runs?.get(0)?.text?.split(" ")?.get(0)
)
}
fun parseAlbum(data: MusicTwoRowItemRenderer): Map<String, Any?> {
val title = data.title.runs?.get(0)?.text
val year = data.subtitle?.runs?.get(2)?.text
val browseId = data.title.runs?.get(0)?.navigationEndpoint?.browseEndpoint?.browseId
val thumbnails = data.thumbnailRenderer.musicThumbnailRenderer?.thumbnail
val isExplicit = ""
return mapOf (
"title" to title,
"year" to year,
"browseId" to browseId,
"thumbnails" to thumbnails,
"isExplicit" to isExplicit
)
}
fun parseSong(data: MusicTwoRowItemRenderer): Map<String, Any?> {
val title = data.title.runs?.get(0)?.text
val videoId = data.navigationEndpoint.watchEndpoint?.videoId
val thumbnails = data.thumbnailRenderer.musicThumbnailRenderer?.thumbnail
val runs = data.subtitle?.runs
val artist = parseSongRuns(runs)
return mapOf (
"title" to title,
"videoId" to videoId,
"thumbnails" to thumbnails
).plus(artist)
}
fun parseSongRuns(runs: List<Run>?): Map<String, Any?> {
val list: Map<String, Any?> = mutableMapOf()
if ((runs?.size?.rem(2) ?: 1) == 0) {
runs?.forEach { run ->
val text = run.text
if (run.navigationEndpoint != null) {
val item = mapOf("name" to text, "id" to run.navigationEndpoint.browseEndpoint?.browseId)
if (item["id"] != null){
if (item["id"]!!.startsWith("MPRE") || item["id"]!!.contains("release_detail")){
list.plus(mapOf("album" to item))
}
else {
list.plus(mapOf("artist" to item))
}
}
}
else {
if (Regex("^\\d([^ ])* [^ ]*\$").matches(text)){
list.plus(mapOf("views" to text.split(" ")[0]))
}
else if (Regex("^(\\d+:)*\\d+:\\d+\$").matches(text)){
list.plus(mapOf("duration" to text))
list.plus(mapOf("duration_seconds" to text.split(":").let { it[0].toInt() * 60 + it[1].toInt()}))
}
else if (Regex("^\\d{4}\$").matches(text)){
list.plus(mapOf("year" to text))
}
else {
list.plus(mapOf("artist" to mapOf("name" to text, "id" to null)))
}
}
}
}
return list
}
fun parseWatchPlaylist(data: MusicTwoRowItemRenderer): Map<String, String?> {
val title = data.title.runs?.get(0)?.text
val playlistId = data.navigationEndpoint.watchPlaylistEndpoint?.playlistId
val thumbnails = data.thumbnailRenderer.musicThumbnailRenderer?.thumbnail
return mapOf("title" to title, "playlistId" to playlistId, "thumbnails" to thumbnails.toString())
}