com.redhat.parodos.notification.util.SearchUtil Maven / Gradle / Ivy

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package com.redhat.parodos.notification.util;

import java.util.Objects;

import com.redhat.parodos.notification.enums.SearchCriteria;
import com.redhat.parodos.notification.enums.State;
import com.redhat.parodos.notification.exceptions.SearchByStateAndTermNotSupportedException;

/**
 * Notification records search util
 *
 * @author Annel Ketcha (Github: anludke)
 */
public abstract class SearchUtil {

	private SearchUtil() {
	}

	public static SearchCriteria getSearchCriteria(State state, String searchTerm) {
		boolean isStateUnset = Objects.isNull(state);
		boolean isSearchTermUnset = Objects.isNull(searchTerm) || searchTerm.isEmpty();

		if (isStateUnset && isSearchTermUnset) {
			return SearchCriteria.BY_USERNAME;
		}
		else if (isSearchTermUnset) {
			switch (state) {
				case UNREAD:
					return SearchCriteria.BY_USERNAME_AND_STATE_UNREAD;
				case ARCHIVED:
					return SearchCriteria.BY_USERNAME_AND_STATE_ARCHIVED;
			}
		}
		else if (isStateUnset) {
			return SearchCriteria.BY_USERNAME_AND_SEARCH_TERM;
		}
		throw new SearchByStateAndTermNotSupportedException("Search by state and search term combined not supported");
	}

}