refactor: modify ValidateAppAgeLimitUseCase code organization

/*

 *  Copyright MURENA SAS 2024

 *  Apps  Quickly and easily install Android apps onto your device!

 * Copyright (C) 2024 MURENA SAS

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

    private val playStoreRepository: PlayStoreRepository

) {

    suspend operator fun invoke(appInstall: AppInstall): ResultSupreme<Boolean> {

    suspend operator fun invoke(app: AppInstall): ResultSupreme<Boolean> {

        val authData = dataStoreManager.getAuthData()

        val selectedAgeGroup = parentalControlRepository.getSelectedAgeGroup()

        if (isParentalControlDisabled(selectedAgeGroup)) {

            return ResultSupreme.Success( true)

        }

        val ageGroup = parentalControlRepository.getSelectedAgeGroup()

        if (!verifyContentRatingExists(appInstall, authData)) {

            return ResultSupreme.Error(false)

        return when {

            isParentalControlDisabled(ageGroup) -> ResultSupreme.Success(data = true)

            hasNoContentRating(app, authData) -> ResultSupreme.Error(data = false)

            else -> validateAgeLimit(ageGroup, app)

        }

        val allowedContentRating = contentRatingRepository.contentRatingGroups.find {

            it.id == selectedAgeGroup.toString()

    }

    private fun validateAgeLimit(

        selectedAgeGroup: Age,

        app: AppInstall

    ): ResultSupreme.Success<Boolean> {

        val allowedContentRating =

            contentRatingRepository.contentRatingGroups.find { it.id == selectedAgeGroup.toString() }

        Timber.d(

            "Selected age group: $selectedAgeGroup \n" +

                    "Content rating: ${appInstall.contentRating.id} \n" +

                    "Content rating: ${app.contentRating.id} \n" +

                    "Allowed content rating: $allowedContentRating"

        )

        val isAppAgeLimitValid = isAppAgeRatingValid(appInstall, allowedContentRating)

        return ResultSupreme.Success(isAppAgeLimitValid)

        return ResultSupreme.Success(isValidAppAgeRating(app, allowedContentRating))

    }

    private fun isAppAgeRatingValid(

        appInstall: AppInstall,

    private suspend fun hasNoContentRating(app: AppInstall, authData: AuthData) =

        !verifyContentRatingExists(app, authData)

    private fun isValidAppAgeRating(

        app: AppInstall,

        allowedContentRating: ContentRatingGroup?

    ) = (appInstall.contentRating.id.isNotEmpty()

            && allowedContentRating?.ratings?.contains(appInstall.contentRating.id) == true)

    ) = (app.contentRating.id.isNotEmpty()

            && allowedContentRating?.ratings?.contains(app.contentRating.id) == true)

    private fun isParentalControlDisabled(selectedAgeGroup: Age?) =

        selectedAgeGroup == Age.PARENTAL_CONTROL_DISABLED

    private fun isParentalControlDisabled(ageGroup: Age) = ageGroup == Age.PARENTAL_CONTROL_DISABLED

    private suspend fun verifyContentRatingExists(

        appInstall: AppInstall,