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Code Issues Releases Wiki Activity

RefreshManager going functional!

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This commit is contained in:
Bradlee Speice
2014-10-22 22:21:42 -04:00
parent 6d15167100
commit 22fd32b26d
13 changed files with 205 additions and 281 deletions
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16
app/src/main/java/org/bspeice/minimalbible/activity/downloader/BookListFragment.java
View File

@ -18,6 +18,7 @@ import org.bspeice.minimalbible.activity.downloader.manager.RefreshManager;
import org.crosswire.jsword.book.Book;
import org.crosswire.jsword.book.BookCategory;
import org.crosswire.jsword.book.BookComparators;
import org.jetbrains.annotations.NotNull;
import java.util.List;
@ -41,15 +42,12 @@ public class BookListFragment extends BaseFragment {
*/
protected static final String ARG_BOOK_CATEGORY = "book_category";
private final String TAG = "BookListFragment";
@Inject
protected DownloadPrefs downloadPrefs;
protected ProgressDialog refreshDialog;
@InjectView(R.id.lst_download_available)
ListView downloadsAvailable;
@Inject RefreshManager refreshManager;
@Inject protected DownloadPrefs downloadPrefs;
protected ProgressDialog refreshDialog;
private LayoutInflater inflater;
/**
@ -114,7 +112,7 @@ public class BookListFragment extends BaseFragment {
*/
private void refreshModules() {
// Check if the downloadManager has already refreshed everything
if (!refreshManager.isRefreshComplete()) {
if (!refreshManager.getRefreshComplete().get()) {
// downloadManager is in progress of refreshing
refreshDialog = new ProgressDialog(getActivity());
refreshDialog.setMessage("Refreshing available modules...");
@ -123,7 +121,7 @@ public class BookListFragment extends BaseFragment {
}
// Listen for the books!
refreshManager.getAvailableModulesFlattened()
refreshManager.getAvailableModulesFlat()
.filter(new Func1<Book, Boolean>() {
@Override
public Boolean call(Book book) {
@ -162,7 +160,7 @@ public class BookListFragment extends BaseFragment {
private class DownloadDialogListener implements
DialogInterface.OnClickListener {
@Override
public void onClick(DialogInterface dialog, int which) {
public void onClick(@NotNull DialogInterface dialog, int which) {
downloadPrefs.hasShownDownloadDialog(true);
switch (which) {

7
app/src/main/java/org/bspeice/minimalbible/activity/downloader/DownloadActivityModules.java
View File

@ -40,6 +40,7 @@ import de.devland.esperandro.Esperandro;
addsTo = MinimalBibleModules.class,
library = true
)
@SuppressWarnings("unused")
public class DownloadActivityModules {
DownloadActivity activity;
@ -65,7 +66,7 @@ public class DownloadActivityModules {
/**
* Provide the context for the DownloadActivity. We name it so that we don't have to
* \@Provides a specific class, but can keep track of what exactly we mean by "Context"
* @return
* @return The DownloadActivity Context
*/
@Provides @Singleton @Named("DownloadActivityContext")
Context provideActivityContext() {
@ -105,7 +106,7 @@ public class DownloadActivityModules {
}
@Provides @Singleton
RefreshManager provideRefreshManager() {
return new RefreshManager(activity);
RefreshManager provideRefreshManager(Collection<Installer> installers) {
return new RefreshManager(installers);
}
}

42
app/src/main/java/org/bspeice/minimalbible/activity/downloader/manager/BookDownloadManager.java
View File

@ -32,20 +32,15 @@ import rx.subjects.PublishSubject;
//TODO: Install indexes for Bibles
@Singleton
public class BookDownloadManager implements WorkListener, BooksListener {
private String TAG = "BookDownloadManager";
/**
* Mapping of Job ID to the EventBus we should trigger progress on
*/
private final Map<String, Book> bookMappings;
/**
* Cached copy of downloads in progress so views displaying this info can get it quickly.
*/
private final Map<Book, DLProgressEvent> inProgressDownloads;
private final PublishSubject<DLProgressEvent> downloadEvents = PublishSubject.create();
@Inject Books installedBooks;
@Inject RefreshManager refreshManager;
@ -58,6 +53,18 @@ public class BookDownloadManager implements WorkListener, BooksListener {
installedBooks.addBooksListener(this);
}
/**
* Build what the installer creates the job name as.
* Likely prone to be brittle.
*
* @param b The book to predict the download job name of
* @return The name of the job that will/is download/ing this book
*/
public static String getJobId(Book b) {
return "INSTALL_BOOK-" + b.getInitials();
}
public void installBook(Book b) {
downloadBook(b);
addJob(getJobId(b), b);
@ -74,32 +81,19 @@ public class BookDownloadManager implements WorkListener, BooksListener {
// First, look up where the Book came from
Observable.just(refreshManager.installerFromBook(b))
.subscribeOn(Schedulers.io())
.subscribe(new Action1<Installer>() {
.subscribe(new Action1<Observable<Installer>>() {
@Override
public void call(Installer installer) {
public void call(Observable<Installer> installerObservable) {
try {
installer.install(b);
installerObservable.toBlocking().first().install(b);
} catch (InstallException e) {
Log.d(TAG, e.getMessage());
e.printStackTrace();
}
getDownloadEvents()
.onNext(new DLProgressEvent(DLProgressEvent.PROGRESS_BEGINNING, b));
}
});
}
/**
* Build what the installer creates the job name as.
* Likely prone to be brittle.
* TODO: Make sure to test that this is an accurate job name
*
* @param b The book to predict the download job name of
* @return The name of the job that will/is download/ing this book
*/
public static String getJobId(Book b) {
return "INSTALL_BOOK-" + b.getInitials();
getDownloadEvents()
.onNext(new DLProgressEvent(DLProgressEvent.PROGRESS_BEGINNING, b));
}
@Override

137
app/src/main/java/org/bspeice/minimalbible/activity/downloader/manager/RefreshManager.java
View File

@ -1,137 +0,0 @@
package org.bspeice.minimalbible.activity.downloader.manager;
import org.bspeice.minimalbible.Injector;
import org.crosswire.jsword.book.Book;
import org.crosswire.jsword.book.install.InstallException;
import org.crosswire.jsword.book.install.Installer;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.atomic.AtomicBoolean;
import javax.inject.Inject;
import javax.inject.Singleton;
import rx.Observable;
import rx.functions.Action0;
import rx.functions.Action1;
import rx.functions.Func1;
import rx.schedulers.Schedulers;
/**
* Handle refreshing the list of books available as needed
* Note that we don't refactor this class out since we need somewhere
* to track whether the refresh is done.
*/
@Singleton
public class RefreshManager {
/**
* Cached copy of modules that are available so we don't refresh for everyone who requests it.
*/
private Observable<Map<Installer, List<Book>>> availableModules;
private final AtomicBoolean refreshComplete = new AtomicBoolean();
@Inject
Collection<Installer> installers;
@Inject
public RefreshManager(Injector injector) {
injector.inject(this);
refreshModules();
}
/**
* Do the work of kicking off the AsyncTask to refresh books, and make sure we know
* when it's done.
* NOTE: This code assigns its own thread. This is because we are called privately, and
* don't want to expose this method. I don't like hiding the side effects like this, but
* in this case I'm making an exception.
* TODO: Need logic for when to do reloadBookList() vs. getBooks()
*/
private Observable<Map<Installer, List<Book>>> refreshModules() {
if (availableModules == null) {
availableModules = Observable.from(installers)
.map(new Func1<Installer, Map<Installer, List<Book>>>() {
@Override
public Map<Installer, List<Book>> call(Installer installer) {
Map<Installer, List<Book>> map = new HashMap<Installer, List<Book>>();
try {
installer.reloadBookList();
map.put(installer, installer.getBooks());
} catch (InstallException e) {
e.printStackTrace();
}
return map;
}
}).subscribeOn(Schedulers.io())
.cache();
// Set refresh complete when it is.
availableModules.observeOn(Schedulers.io())
.subscribe(new Action1<Map<Installer, List<Book>>>() {
@Override
public void call(Map<Installer, List<Book>> onNext) {}
}, new Action1<Throwable>() {
@Override
public void call(Throwable onError) {}
}, new Action0() {
@Override
public void call() {
refreshComplete.set(true);
}
});
}
return availableModules;
}
public Observable<Book> getAvailableModulesFlattened() {
return availableModules
// First flatten the Map to its lists
.flatMap(new Func1<Map<Installer, List<Book>>, Observable<? extends List<Book>>>() {
@Override
public Observable<? extends List<Book>> call(Map<Installer, List<Book>> books) {
return Observable.from(books.values());
}
})
// Then flatten the lists
.flatMap(new Func1<List<Book>, Observable<? extends Book>>() {
@Override
public Observable<? extends Book> call(List<Book> t1) {
return Observable.from(t1);
}
});
}
/**
* Find the installer that a Book comes from.
* TODO: Should this be @link{Observable} so we don't have to block?
* @param b The book to search for
* @return The Installer that should be used for this book.
*/
public Installer installerFromBook(final Book b) {
Map<Installer, List<Book>> element = availableModules
.filter(new Func1<Map<Installer, List<Book>>, Boolean>() {
@Override
public Boolean call(Map<Installer, List<Book>> installerListMap) {
for (List<Book> element : installerListMap.values()) {
if (element.contains(b)) {
return true;
}
}
return false;
}
})
.toBlocking()
.first();
return element.entrySet().iterator().next().getKey();
}
public boolean isRefreshComplete() {
return refreshComplete.get();
}
}