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/*
* Copyright 2014 Ankush Sachdeva
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package github.ankushsachdeva.emojicon;
import java.util.Iterator;
import java.util.LinkedList;
import android.content.Context;
import android.content.SharedPreferences;
/**
* @author Daniele Ricci
*/
class EmojiconRecentsManager {
private static final String PREFERENCE_NAME = "emojicon_v2";
private static final String PREF_RECENTS = "recent_emojis_v2";
private static final String PREF_PAGE = "recent_page_v2";
private static final String EMOJI_DIVIDER = " ";
private final LinkedList<Emojicon> mEmoji;
private Context mContext;
public EmojiconRecentsManager(Context context) {
mContext = context.getApplicationContext();
mEmoji = loadRecent();
}
public LinkedList<Emojicon> getEmojiList() {
return mEmoji;
}
public int getRecentPage() {
return getPreferences().getInt(PREF_PAGE, 0);
}
public void setRecentPage(int page) {
getPreferences().edit().putInt(PREF_PAGE, page).commit();
}
public void push(Emojicon object) {
if (mEmoji.contains(object)) {
mEmoji.remove(object);
}
mEmoji.addFirst(object);
}
private SharedPreferences getPreferences() {
return mContext.getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
}
private LinkedList<Emojicon> loadRecent() {
String allEmoji = getPreferences().getString(PREF_RECENTS, "");
if (allEmoji != null) {
return new LinkedList<>(EmojiconGroup.fromString(allEmoji, 0).getEmojicons());
} else {
return new LinkedList<>();
}
}
public void save() {
StringBuilder str = new StringBuilder();
for (Iterator<Emojicon> iterator = mEmoji.iterator(); iterator.hasNext(); ) {
Emojicon emojicon = iterator.next();
str.append(emojicon.getId()).append(iterator.hasNext() ? EMOJI_DIVIDER : "");
}
getPreferences().edit().putString(PREF_RECENTS, str.toString()).apply();
}
}
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