package com.lemenzo.messenger.data;

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

public final class DeliveryReportStore {
    private static final String PREFS = "lemenzo_delivery_reports";
    private final SharedPreferences prefs;

    public DeliveryReportStore(Context context) {
        prefs = context.getSharedPreferences(PREFS, Context.MODE_PRIVATE);
    }

    public void markDelivered(String token, int part) {
        prefs.edit().putBoolean(token + ".part." + part, true).apply();
    }

    public boolean isPartDelivered(String token, int part) {
        return prefs.getBoolean(token + ".part." + part, false);
    }

    public void clear(String token, int parts) {
        SharedPreferences.Editor e = prefs.edit();
        for (int i = 0; i < parts; i++) {
            e.remove(token + ".part." + i);
        }
        e.apply();
    }
}