mimouchat-android/app/src/main/java/com/knacki/mimou/preference/CredentialHolder.java

package com.knacki.mimou.preference;

import android.content.Context;
import android.content.SharedPreferences;

import com.knacki.mimou.activity.MainActivity;

import java.util.logging.Logger;

/**
 * Created by thibal on 1/4/18.
 */
public abstract class CredentialHolder extends PreferenceHolder {
    public static final String TOKEN_LOCAL = "_local";
    private static final String PREF_SECURITY_TOKEN = "securityToken";
    private final static String USE_SMS = "smsApp";

    public static void setLocalUse(Context c) {
        getSharedPreferences(c).edit().putString(PREF_SECURITY_TOKEN, TOKEN_LOCAL).commit();
    }

    public static void setSecurityToken(Context c, String token) {
        getSharedPreferences(c).edit().putString(PREF_SECURITY_TOKEN, token).commit();
    }

    public static boolean hasCredential(Context c) {
        return getSharedPreferences(c).contains(PREF_SECURITY_TOKEN);
    }

    public static boolean isLocal(Context c) {
        SharedPreferences p = getSharedPreferences(c);
        return p.contains(PREF_SECURITY_TOKEN) && p.getString(PREF_SECURITY_TOKEN, "").equals(TOKEN_LOCAL);
    }

    public static boolean isLocal(String token) {
        return token.equals(TOKEN_LOCAL);
    }

    public static String getToken(Context c) {
        return getSharedPreferences(c).getString(PREF_SECURITY_TOKEN, null);
    }

    public static Boolean hasSMSPermission(Context c) {
        SharedPreferences p = getSharedPreferences(c);
        if (p.contains(PREF_SECURITY_TOKEN) && p.getString(PREF_SECURITY_TOKEN, "").equals(TOKEN_LOCAL))
            return true;
        if (p.contains(USE_SMS)) {
            return p.getBoolean(USE_SMS, false);
        }
        return null;
    }

    public static Boolean setSMSPermission(Context c, boolean granted) {
        SharedPreferences p = getSharedPreferences(c);

        if (!p.contains(PREF_SECURITY_TOKEN) || !p.getString(PREF_SECURITY_TOKEN, "").equals(TOKEN_LOCAL)) {
            p.edit().putBoolean(USE_SMS, granted).commit();
        }
        return null;
    }

    static void reset(SharedPreferences.Editor p) {
        p.remove(PREF_SECURITY_TOKEN);
        p.remove(USE_SMS);
    }
}