Phone info provider

DeviceInfoProviderImpl.java

package ru.alexfitness.data.core;

import android.annotation.SuppressLint;
import android.content.ContentResolver;
import android.content.Context;
import android.os.Build;
import android.provider.Settings;
import android.support.annotation.Nullable;
import android.util.DisplayMetrics;

import javax.inject.Inject;

class DeviceInfoProviderImpl implements DeviceInfoProvider {
    private final Context context;

    @Inject
    DeviceInfoProviderImpl(Context context) {
        this.context = context;
    }

    @SuppressLint("HardwareIds")
    @Override
    public String getImei() {
        ContentResolver contentResolver = context.getContentResolver();
        return Settings.Secure.getString(contentResolver, Settings.Secure.ANDROID_ID);
    }

    @Nullable
    @Override
    public String getModel() {
        return Build.MODEL;
    }

    @Nullable
    @Override
    public String getOs() {
        return "Android " + Build.VERSION.RELEASE;
    }

    @Nullable
    @Override
    public Integer getDimensionX() {
        return getDisplayMetrics().widthPixels;
    }

    @Nullable
    @Override
    public Integer getDimensionY() {
        return getDisplayMetrics().heightPixels;
    }

    private DisplayMetrics getDisplayMetrics() {
        return context.getResources().getDisplayMetrics();
    }
}