Initial commit: Add webtoon viewer
This commit is contained in:
216
app/src/main/java/com/webtoonviewer/ui/EpisodesActivity.kt
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216
app/src/main/java/com/webtoonviewer/ui/EpisodesActivity.kt
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package com.webtoonviewer.ui
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import android.app.Activity
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import android.content.Intent
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import android.os.Bundle
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import android.util.Log
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import android.view.View
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import android.widget.ImageButton
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import android.widget.ImageView
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import android.widget.TextView
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import android.widget.Toast
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import androidx.activity.OnBackPressedCallback
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import androidx.activity.viewModels
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import androidx.appcompat.app.AppCompatActivity
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import androidx.lifecycle.Observer
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import androidx.lifecycle.lifecycleScope
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import androidx.recyclerview.widget.GridLayoutManager
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import androidx.recyclerview.widget.RecyclerView
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import com.webtoonviewer.R
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import com.webtoonviewer.db.Book
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import com.webtoonviewer.network.SmbClientHelper
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import com.webtoonviewer.repository.BookRepository
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import com.webtoonviewer.ui.adapter.EpisodeAdapter
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import com.webtoonviewer.ui.component.DownloadViewModel
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import com.webtoonviewer.utils.CommonUtils.getEpisodeNameFromEpisode
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import com.webtoonviewer.utils.CommonUtils.getEllipsizedText
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import com.webtoonviewer.utils.SharedPreferencesHelper
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import com.webtoonviewer.utils.Webtoon18Plus.WEBTOON18PLUS
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import com.webtoonviewer.utils.loadImgFromAssets
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.GlobalScope
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import kotlinx.coroutines.launch
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import kotlinx.coroutines.withContext
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class EpisodesActivity : AppCompatActivity() {
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private val bookRepository: BookRepository = BookRepository(this)
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private val bookIdPreferences: SharedPreferencesHelper = SharedPreferencesHelper(this, "book_id")
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private val downloadingPreference: SharedPreferencesHelper = SharedPreferencesHelper(this, "downloading")
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private lateinit var recyclerView: RecyclerView
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private lateinit var episodeAdapter: EpisodeAdapter
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private lateinit var book: Book
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private lateinit var title: String
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private lateinit var currentEpisode: String
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private lateinit var currentEpisodeTextView: TextView
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_episodes)
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recyclerView = findViewById(R.id.recyclerViewEpisodesPageEpisodeList)
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recyclerView.layoutManager = GridLayoutManager(this, 4)
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title = intent.getStringExtra("selectedTitle") ?: ""
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val thumbnail = intent.getStringExtra("thumbnail") ?: ""
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if (title != "") {
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val titleTextView: TextView = findViewById(R.id.textViewEpisodesPageTitle)
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titleTextView.text = title
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val titleImageView: ImageView = findViewById(R.id.imageViewEpisodesPageImg)
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val bitmap = loadImgFromAssets(this, thumbnail)
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if (bitmap != null) {
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titleImageView.setImageBitmap(bitmap)
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} else {
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titleImageView.setImageResource(R.drawable.ic_launcher_background)
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}
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val btnDownload: ImageButton = findViewById(R.id.btnEpisodesPageDownload)
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lifecycleScope.launch {
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withContext(Dispatchers.IO) {
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val id = bookIdPreferences.readData(title, "0").toInt()
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book = bookRepository.getBookById(id)!!
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val authorTextView: TextView = findViewById(R.id.textViewEpisodesPageAuthor)
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authorTextView.text = book.author
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currentEpisodeTextView = findViewById(R.id.textViewEpisodesPageCurrentEpisode)
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currentEpisode = book.bookmarkChapter
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setCurrentEpisodeTextView()
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currentEpisodeTextView.setOnClickListener {
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val intent = Intent(this@EpisodesActivity, ImagesActivity::class.java)
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intent.putExtra("selectedTitle", book.title)
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intent.putExtra("selectedChapter", currentEpisode)
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intent.putExtra("thumbnail", book.img)
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intent.putExtra("position", book.bookmarkPosition)
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intent.putExtra("offset", book.bookmarkTopOffset)
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startActivity(intent)
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}
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val btnDescription: ImageButton = findViewById(R.id.btnEpisodesPageDescription)
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btnDescription.setOnClickListener {
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val intent = Intent(this@EpisodesActivity, DescriptionActivity::class.java)
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intent.putExtra("id", book.id)
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intent.putExtra("description", book.description)
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startActivity(intent)
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}
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val isDownloading = downloadingPreference.readData("key", "n")
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if (book.isLocal == 0 && isDownloading == "n") {
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btnDownload.visibility = View.VISIBLE
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}
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}
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// 数据加载完毕，更新 UI
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withContext(Dispatchers.Main) {
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episodeAdapter = EpisodeAdapter(book.chapters) { selectedChapter ->
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val intent = Intent(this@EpisodesActivity, ImagesActivity::class.java)
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intent.putExtra("selectedTitle", title)
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intent.putExtra("selectedChapter", selectedChapter)
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intent.putExtra("thumbnail", thumbnail)
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startActivity(intent)
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}
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recyclerView.adapter = episodeAdapter
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}
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}
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btnDownload.setOnClickListener{
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btnDownload.visibility = View.GONE
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downloadingPreference.saveData("key", "y")
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val smbClientHelper = SmbClientHelper(this)
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GlobalScope.launch(Dispatchers.IO) {
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var isConnect = false
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try {
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isConnect = smbClientHelper.connect()
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if (isConnect) {
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withContext(Dispatchers.Main) {
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Toast.makeText(this@EpisodesActivity, "开始下载", Toast.LENGTH_SHORT).show()
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}
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smbClientHelper.downloadWebtoon(title)
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}
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} catch (e: Exception) {
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Log.e("SMB", "Error accessing SMB share", e)
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} finally {
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if (isConnect) {
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smbClientHelper.disconnect()
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withContext(Dispatchers.Main) {
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Toast.makeText(this@EpisodesActivity, "下载完毕", Toast.LENGTH_SHORT).show()
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}
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}
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bookRepository.updateIsLocal(book.id, 1)
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downloadingPreference.saveData("key", "n")
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}
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}
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}
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}
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val btn18: ImageButton = findViewById(R.id.btnEpisodesPage18)
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if (WEBTOON18PLUS.contains("$title[18+]")) {
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btn18.visibility = View.VISIBLE
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btn18.setOnClickListener {
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val intent = Intent(this, EpisodesActivity::class.java)
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intent.putExtra("selectedTitle", "$title[18+]")
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intent.putExtra("thumbnail", thumbnail)
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startActivity(intent)
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}
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}
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val btnBack: ImageButton = findViewById(R.id.btnEpisodesPageHome)
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btnBack.setOnClickListener {
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returnToLastActivity()
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}
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onBackPressedDispatcher.addCallback(this, object: OnBackPressedCallback(true) {
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override fun handleOnBackPressed() {
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returnToLastActivity()
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}
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})
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}
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override fun onResume() {
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super.onResume()
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lifecycleScope.launch {
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refreshData()
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}
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}
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private suspend fun refreshData() {
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val id = bookIdPreferences.readData(title, "0").toInt()
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book = bookRepository.getBookById(id)!!
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currentEpisode = book.bookmarkChapter
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setCurrentEpisodeTextView()
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}
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private fun setCurrentEpisodeTextView() {
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if (currentEpisode != "") {
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currentEpisodeTextView.post {
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currentEpisodeTextView.text = getEllipsizedText(
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currentEpisodeTextView, "${"继续阅读： " + getEpisodeNameFromEpisode(currentEpisode)} >>"
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)
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}
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} else {
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currentEpisode = book.chapters[0]
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currentEpisodeTextView.post {
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currentEpisodeTextView.text = getEllipsizedText(
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currentEpisodeTextView,
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"开始阅读: ${getEpisodeNameFromEpisode(currentEpisode)} >>"
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)
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}
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}
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}
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private fun returnToLastActivity() {
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val resultIntent = Intent().apply {
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putExtra("bookmarkUpdated", book.title)
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}
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setResult(Activity.RESULT_OK, resultIntent)
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finish()
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}
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}
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