package eu.eudat.models.rda.mapper;

import com.fasterxml.jackson.databind.JsonNode;
import eu.eudat.logic.utilities.helpers.MyStringUtils;
import eu.eudat.models.rda.Host;
import eu.eudat.models.rda.PidSystem;

import java.net.URI;
import java.util.Collections;
import java.util.List;

public class HostRDAMapper {

	public static Host toRDA(List<JsonNode> nodes, String numbering) {
		Host rda = new Host();
		for (JsonNode node: nodes) {
			String rdaProperty = node.get("rdaProperties").asText();
			if (rdaProperty.contains("host")) {
				int firstDiff = MyStringUtils.getFirstDifference(numbering, node.get("numbering").asText());
				if (firstDiff == -1 || firstDiff > 2) {
					String rdaValue = node.get("value").asText();
					for (PropertyName propertyName: PropertyName.values()) {
						if (rdaProperty.contains(propertyName.getName())) {
							switch (propertyName) {
								case AVAILABILITY:
									rda.setAvailability(rdaValue);
									break;
								case BACKUP_FREQUENCY:
									rda.setBackupFrequency(rdaValue);
									break;
								case BACKUP_TYPE:
									rda.setBackupType(rdaValue);
									break;
								case CERTIFIED_WITH:
									rda.setCertifiedWith(Host.CertifiedWith.fromValue(rdaValue));
									break;
								case DESCRIPTION:
									rda.setDescription(rdaValue);
									break;
								case GEO_LOCATION:
									rda.setGeoLocation(Host.GeoLocation.fromValue(rdaValue));
									break;
								case PID_SYSTEM:
									rda.setPidSystem(Collections.singletonList(PidSystem.fromValue(rdaValue)));
									break;
								case STORAGE_TYPE:
									rda.setStorageType(rdaValue);
									break;
								case SUPPORT_VERSIONING:
									rda.setSupportVersioning(Host.SupportVersioning.fromValue(rdaValue));
									break;
								case TITLE:
									rda.setTitle(rdaValue);
									break;
								case URL:
									rda.setUrl(URI.create(rdaValue));
									break;
							}
						}
					}
				}
			}
		}

		return rda;
	}

	private enum PropertyName {
		AVAILABILITY("availability"),
		BACKUP_FREQUENCY("backup_frequency"),
		BACKUP_TYPE("backup_type"),
		CERTIFIED_WITH("certified_with"),
		DESCRIPTION("description"),
		GEO_LOCATION("geo_location"),
		PID_SYSTEM("pid_system"),
		STORAGE_TYPE("storage_type"),
		SUPPORT_VERSIONING("support_versioning"),
		TITLE("title"),
		URL("url");

		private final String name;

		PropertyName(String name) {
			this.name = name;
		}

		public String getName() {
			return name;
		}
	}
}