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Fix an issue where the next chapter was the same as the current. Fix a NPE when page list throws

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This commit is contained in:
inorichi 2015-11-28 19:01:26 +01:00
parent 30b907bdf2
commit 5dcaeffa0b
2 changed files with 14 additions and 4 deletions
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12
app/src/main/java/eu/kanade/mangafeed/data/database/DatabaseHelper.java
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@ -188,6 +188,10 @@ public class DatabaseHelper {
} }
public PreparedGetListOfObjects<Chapter> getNextChapter(Chapter chapter) { public PreparedGetListOfObjects<Chapter> getNextChapter(Chapter chapter) {
// Add a delta to the chapter number, because binary decimal representation
// can retrieve the same chapter again
double chapterNumber = chapter.chapter_number + 0.00001;
return db.get() return db.get()
.listOfObjects(Chapter.class) .listOfObjects(Chapter.class)
.withQuery(Query.builder() .withQuery(Query.builder()
@ -195,7 +199,7 @@ public class DatabaseHelper {
.where(ChapterTable.COLUMN_MANGA_ID + "=? AND " + .where(ChapterTable.COLUMN_MANGA_ID + "=? AND " +
ChapterTable.COLUMN_CHAPTER_NUMBER + ">? AND " + ChapterTable.COLUMN_CHAPTER_NUMBER + ">? AND " +
ChapterTable.COLUMN_CHAPTER_NUMBER + "<=?") ChapterTable.COLUMN_CHAPTER_NUMBER + "<=?")
.whereArgs(chapter.manga_id, chapter.chapter_number, chapter.chapter_number + 1) .whereArgs(chapter.manga_id, chapterNumber, chapterNumber + 1)
.orderBy(ChapterTable.COLUMN_CHAPTER_NUMBER) .orderBy(ChapterTable.COLUMN_CHAPTER_NUMBER)
.limit(1) .limit(1)
.build()) .build())
@ -203,6 +207,10 @@ public class DatabaseHelper {
} }
public PreparedGetListOfObjects<Chapter> getPreviousChapter(Chapter chapter) { public PreparedGetListOfObjects<Chapter> getPreviousChapter(Chapter chapter) {
// Add a delta to the chapter number, because binary decimal representation
// can retrieve the same chapter again
double chapterNumber = chapter.chapter_number - 0.00001;
return db.get() return db.get()
.listOfObjects(Chapter.class) .listOfObjects(Chapter.class)
.withQuery(Query.builder() .withQuery(Query.builder()
@ -210,7 +218,7 @@ public class DatabaseHelper {
.where(ChapterTable.COLUMN_MANGA_ID + "=? AND " + .where(ChapterTable.COLUMN_MANGA_ID + "=? AND " +
ChapterTable.COLUMN_CHAPTER_NUMBER + "<? AND " + ChapterTable.COLUMN_CHAPTER_NUMBER + "<? AND " +
ChapterTable.COLUMN_CHAPTER_NUMBER + ">=?") ChapterTable.COLUMN_CHAPTER_NUMBER + ">=?")
.whereArgs(chapter.manga_id, chapter.chapter_number, chapter.chapter_number - 1) .whereArgs(chapter.manga_id, chapterNumber, chapterNumber - 1)
.orderBy(ChapterTable.COLUMN_CHAPTER_NUMBER + " DESC") .orderBy(ChapterTable.COLUMN_CHAPTER_NUMBER + " DESC")
.limit(1) .limit(1)
.build()) .build())

6
app/src/main/java/eu/kanade/mangafeed/ui/reader/ReaderActivity.java
View file

@ -85,7 +85,8 @@ public class ReaderActivity extends BaseRxActivity<ReaderPresenter> {
@Override @Override
protected void onDestroy() { protected void onDestroy() {
readerMenu.destroy(); readerMenu.destroy();
viewer.destroy(); if (viewer != null)
viewer.destroy();
super.onDestroy(); super.onDestroy();
} }
@ -97,7 +98,8 @@ public class ReaderActivity extends BaseRxActivity<ReaderPresenter> {
@Override @Override
protected void onPause() { protected void onPause() {
getPresenter().setCurrentPage(viewer.getCurrentPosition()); if (viewer != null)
getPresenter().setCurrentPage(viewer.getCurrentPosition());
super.onPause(); super.onPause();
} }