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package org.fox.epube;
import android.content.Context;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.webkit.CookieManager;
import android.webkit.JavascriptInterface;
import android.webkit.WebChromeClient;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.ProgressBar;
import android.widget.Toast;
import androidx.appcompat.app.AppCompatActivity;
public class MainActivity extends AppCompatActivity {
private final String TAG = this.getClass().getSimpleName();
private final String BASE_URL = "https://fakecake.org/books";
private ProgressBar m_loadingBar;
private WebView m_web;
private Menu m_menu;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
getSupportActionBar().setHomeButtonEnabled(true);
m_web = findViewById(R.id.webview_main);
WebSettings settings = m_web.getSettings();
settings.setJavaScriptEnabled(true);
settings.setDomStorageEnabled(true);
settings.setCacheMode(WebSettings.LOAD_DEFAULT);
settings.setDatabaseEnabled(true);
settings.setAppCachePath(getCacheDir().getAbsolutePath());
settings.setAppCacheEnabled(true);
m_loadingBar = findViewById(R.id.loading_progress);
m_loadingBar.setVisibility(View.VISIBLE);
m_loadingBar.setMax(100);
WebView.setWebContentsDebuggingEnabled(true);
m_web.setWebChromeClient(new WebChromeClient() {
@Override
public void onProgressChanged(WebView view, int progress) {
m_loadingBar.setProgress(progress);
if (progress == 100)
m_loadingBar.setVisibility(View.GONE);
else
m_loadingBar.setVisibility(View.VISIBLE);
}
});
m_web.setWebViewClient(new WebViewClient() {
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
view.loadUrl(url);
return true;
}
@Override
public void onPageFinished(WebView view, String url) {
CookieManager.getInstance().setAcceptCookie(true);
CookieManager.getInstance().acceptCookie();
CookieManager.getInstance().flush();
Log.d(TAG, "finished loading:" + url + " " + view.getOriginalUrl());
view.getUrl();
}
@Override
public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {
Log.e(TAG, "Error loading URL: " + failingUrl + ": " + description);
toast(description);
}
});
CookieManager.getInstance().setCookie(BASE_URL, "is-epube-app=true");
m_web.addJavascriptInterface(new WebAppInterface(this), "EpubeApp");
m_web.setScrollBarStyle(WebView.SCROLLBARS_OUTSIDE_OVERLAY);
m_web.loadUrl(BASE_URL + "/index.php");
}
private void onPageSwitched(MainActivity.AppPage page) {
m_menu.setGroupVisible(R.id.menu_group_library, false);
m_menu.setGroupVisible(R.id.menu_group_favorites, false);
m_menu.setGroupVisible(R.id.menu_group_offline, false);
m_menu.setGroupVisible(R.id.menu_group_reader, false);
getSupportActionBar().setDisplayHomeAsUpEnabled(false);
Log.d(TAG, "switching to page:" + page);
if (page == AppPage.PAGE_FAVORITES) {
m_menu.setGroupVisible(R.id.menu_group_favorites, true);
getSupportActionBar().setTitle("Favorites");
} else if (page == AppPage.PAGE_LIBRARY) {
m_menu.setGroupVisible(R.id.menu_group_library, true);
getSupportActionBar().setTitle("The Epube");
} else if (page == AppPage.PAGE_OFFLINE) {
m_menu.setGroupVisible(R.id.menu_group_offline, true);
getSupportActionBar().setTitle("Local");
} else if (page == AppPage.PAGE_READER) {
m_menu.setGroupVisible(R.id.menu_group_reader, true);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
}
}
public void toast(String msg) {
Toast toast = Toast.makeText(MainActivity.this, msg, Toast.LENGTH_SHORT);
toast.show();
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.activity_main, menu);
m_menu = menu;
onPageSwitched(null);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
m_web.evaluateJavascript("save_and_close();", null);
return true;
case R.id.library_favorites:
m_web.loadUrl(BASE_URL + "/index.php?mode=favorites");
return true;
case R.id.library_all:
m_web.loadUrl(BASE_URL + "/index.php");
return true;
case R.id.library_local:
m_web.loadUrl(BASE_URL + "/offline.html");
return true;
case R.id.refresh_script_cache:
m_web.evaluateJavascript("cache_refresh(true);", null);
return true;
case R.id.favorites_download_all:
m_web.evaluateJavascript("offline_get_all();", null);
return true;
case R.id.offline_remove_all:
m_web.evaluateJavascript("offline_clear();", null);
return true;
case R.id.reader_search:
m_web.evaluateJavascript("$(\"#search-modal\").modal()", null);
return true;
case R.id.reader_settings:
m_web.evaluateJavascript("$(\"#settings-modal\").modal()", null);
return true;
case R.id.logout:
m_web.loadUrl(BASE_URL + "/logout.php");
return true;
default:
return super.onOptionsItemSelected(item);
}
}
public enum AppPage { PAGE_LIBRARY, PAGE_FAVORITES, PAGE_OFFLINE, PAGE_READER }
class WebAppInterface {
private Context m_context;
WebAppInterface(Context context) {
m_context = context;
}
@JavascriptInterface
public void setPage(String pageString) {
final AppPage page = AppPage.valueOf(pageString);
runOnUiThread(new Runnable() {
@Override
public void run() {
onPageSwitched(page);
}
});
}
@JavascriptInterface
public void setTitle(final String title) {
runOnUiThread(new Runnable() {
@Override
public void run() {
getSupportActionBar().setTitle(title);
}
});
}
}
}
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