LeanKeyboard/leankeykeyboard/src/main/java/com/liskovsoft/utils/LeanKeyPreferences.java

package com.liskovsoft.utils;

import android.content.Context;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;

public final class LeanKeyPreferences {
    private static final String APP_RUN_ONCE = "appRunOnce";
    private static final String BOOTSTRAP_SELECTED_LANGUAGE = "bootstrapSelectedLanguage";
    private static final String APP_KEYBOARD_INDEX = "appKeyboardIndex";
    private static LeanKeyPreferences sInstance;
    private final Context mContext;
    private SharedPreferences mPrefs;

    public static LeanKeyPreferences instance(Context ctx) {
        if (sInstance == null)
            sInstance = new LeanKeyPreferences(ctx);
        return sInstance;
    }

    public LeanKeyPreferences(Context context) {
        mContext = context.getApplicationContext();
        mPrefs = PreferenceManager.getDefaultSharedPreferences(mContext);
    }

    public boolean isRunOnce() {
        return mPrefs.getBoolean(APP_RUN_ONCE, false);
    }

    public void setRunOnce(boolean runOnce) {
        mPrefs.edit()
                .putBoolean(APP_RUN_ONCE, runOnce)
                .apply();
    }

    public void setPreferredLanguage(String name) {
        mPrefs.edit()
                .putString(BOOTSTRAP_SELECTED_LANGUAGE, name)
                .apply();
    }

    public String getPreferredLanguage() {
        String name = mPrefs.getString(BOOTSTRAP_SELECTED_LANGUAGE, "");
        return name;
    }

    public int getKeyboardIndex() {
        int idx = mPrefs.getInt(APP_KEYBOARD_INDEX, 0);
        return idx;
    }

    public void setKeyboardIndex(int idx) {
        mPrefs.edit()
                .putInt(APP_KEYBOARD_INDEX, idx)
                .apply();
    }
}