gitea/legado
gitea/legado
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Code Issues Packages Projects Releases Wiki Activity

优化

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This commit is contained in:
gedoor 2021-10-19 20:05:51 +08:00
parent b920558e20
commit 64074ef9bd
1 changed files with 20 additions and 9 deletions
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29
app/src/main/java/io/legado/app/ui/book/info/BookInfoViewModel.kt
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@ -3,6 +3,7 @@ package io.legado.app.ui.book.info
import android.app.Application
import android.content.Intent
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.viewModelScope
import io.legado.app.R
import io.legado.app.base.BaseViewModel
import io.legado.app.constant.EventBus
@ -11,12 +12,15 @@ import io.legado.app.data.entities.Book
import io.legado.app.data.entities.BookChapter
import io.legado.app.data.entities.BookSource
import io.legado.app.help.BookHelp
import io.legado.app.help.coroutine.Coroutine
import io.legado.app.model.ReadBook
import io.legado.app.model.localBook.LocalBook
import io.legado.app.model.webBook.WebBook
import io.legado.app.utils.postEvent
import io.legado.app.utils.toastOnUi
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers.IO
import kotlinx.coroutines.ensureActive
class BookInfoViewModel(application: Application) : BaseViewModel(application) {
val bookData = MutableLiveData<Book>()
@ -24,6 +28,7 @@ class BookInfoViewModel(application: Application) : BaseViewModel(application) {
var durChapterIndex = 0
var inBookshelf = false
var bookSource: BookSource? = null
var changeSourceCoroutine: Coroutine<*>? = null
fun initData(intent: Intent) {
execute {
@ -69,12 +74,14 @@ class BookInfoViewModel(application: Application) : BaseViewModel(application) {
}
fun loadBookInfo(
book: Book, canReName: Boolean = true,
book: Book,
canReName: Boolean = true,
scope: CoroutineScope = viewModelScope,
changeDruChapterIndex: ((chapters: List<BookChapter>) -> Unit)? = null,
) {
execute {
execute(scope) {
if (book.isLocalBook()) {
loadChapter(book, changeDruChapterIndex)
loadChapter(book, scope, changeDruChapterIndex)
} else {
bookSource?.let { bookSource ->
WebBook.getBookInfo(this, bookSource, book, canReName = canReName)
@ -83,7 +90,7 @@ class BookInfoViewModel(application: Application) : BaseViewModel(application) {
if (inBookshelf) {
appDb.bookDao.update(book)
}
loadChapter(it, changeDruChapterIndex)
loadChapter(it, scope, changeDruChapterIndex)
}.onError {
context.toastOnUi(R.string.error_get_book_info)
}
@ -97,9 +104,10 @@ class BookInfoViewModel(application: Application) : BaseViewModel(application) {
private fun loadChapter(
book: Book,
changeDruChapterIndex: ((chapters: List<BookChapter>) -> Unit)? = null
scope: CoroutineScope = viewModelScope,
changeDruChapterIndex: ((chapters: List<BookChapter>) -> Unit)? = null,
) {
execute {
execute(scope) {
if (book.isLocalBook()) {
LocalBook.getChapterList(book).let {
appDb.bookDao.update(book)
@ -142,7 +150,8 @@ class BookInfoViewModel(application: Application) : BaseViewModel(application) {
}
fun changeTo(source: BookSource, newBook: Book) {
execute {
changeSourceCoroutine?.cancel()
changeSourceCoroutine = execute {
var oldTocSize: Int = newBook.totalChapterNum
if (inBookshelf) {
bookData.value?.let {
@ -153,11 +162,13 @@ class BookInfoViewModel(application: Application) : BaseViewModel(application) {
bookData.postValue(newBook)
bookSource = source
if (newBook.tocUrl.isEmpty()) {
loadBookInfo(newBook, false) {
loadBookInfo(newBook, false, this) {
ensureActive()
upChangeDurChapterIndex(newBook, oldTocSize, it)
}
} else {
loadChapter(newBook) {
loadChapter(newBook, this) {
ensureActive()
upChangeDurChapterIndex(newBook, oldTocSize, it)
}
}