Save all values include default values declared in KotprefModel

SaveAllValueToSP.kt

SomePref::class.declaredMemberProperties
    .forEach { property ->
        property.isAccessible = true
        (property.getDelegate(SomePref) as? AbstractPref<Any>)?.let {
            it.setToPreference(property, property.get(SomePref)!!, SomePref.preferences)
            println("save preference ${property.name} -> ${property.get(SomePref)}")
        }
        (property.getDelegate(SomePref) as? AbstractStringSetPref)?.let {
            getSharedPreferences(SomePref.kotprefName, Context.MODE_PRIVATE)
                .edit()
                .putStringSet(it.preferenceKey, property.get(SomePref) as MutableSet<String>)
                .commit()
            println("save preference ${property.name} -> ${property.get(SomePref)}")
        }
    }