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/*
 * #%L
 *
 * %%
 * Copyright (C) 2007 - 2017 Andreas W. Bartels
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 2.1 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Lesser Public License for more details.
 *
 * You should have received a copy of the GNU General Lesser Public
 * License along with this program.  If not, see
 * .
 * #L%
 */
package net.anwiba.spatial.ckan.utilities;

import java.text.MessageFormat;
import java.time.LocalDateTime;

import net.anwiba.commons.lang.optional.Optional;
import net.anwiba.commons.utilities.string.StringUtilities;
import net.anwiba.commons.utilities.time.SystemDateTimeUtilities;
import net.anwiba.commons.utilities.time.UserDateTimeUtilities;
import net.anwiba.commons.utilities.time.ZonedDateTimeUtilities;
import net.anwiba.spatial.ckan.json.schema.v1_0.Named;
import net.anwiba.spatial.ckan.json.types.DateString;
import net.anwiba.spatial.ckan.json.types.I18String;
import net.anwiba.spatial.ckan.values.Envelope;

public class CkanUtilities {

  @SuppressWarnings("nls")
  public static String toString(final Envelope envelope) {
    final StringBuilder builder = new StringBuilder();
    builder.append("");
    builder.append(envelope.getMinX());
    builder.append(" ");
    builder.append(envelope.getMinY());
    builder.append("
");
    builder.append(envelope.getMaxX());
    builder.append(" ");
    builder.append(envelope.getMaxY());
    builder.append("");
    return builder.toString();
  }

  public static String toString(final Named named) {
    return Optional
        .of(toString(named.getDisplay_name()))
        .or(toString(named.getTitle()))
        .or(toString(named.getName()))
        .or(toString(named.getDescription()))
        .get();
  }

  public static String toString(final I18String string) {
    return Optional.of(string).convert(v -> v.toString()).accept(n -> !StringUtilities.isNullOrEmpty(n)).get();
  }

  public static String toString(final DateString dateString) {
    return Optional.of(dateString).convert(v -> v.getLocalDateTime()).convert(d -> toString(d)).getOr(() -> ""); //$NON-NLS-1$
  }

  public static String toUserTimeString(final DateString dateString) {
    return Optional
        .of(dateString)
        .convert(v -> v.getLocalDateTime())
        .convert(
            d -> toString(
                UserDateTimeUtilities.atUserZone(d, ZonedDateTimeUtilities.getCoordinatedUniversalTimeZone())))
        .getOr(() -> ""); //$NON-NLS-1$
  }

  public static String toString(final LocalDateTime d) {
    return SystemDateTimeUtilities.toStringAtUserTimeZone(d);
  }

  public static String getBaseUrl(final String url, final String command) {
    if (url.endsWith("/api")) {
      return MessageFormat.format("{0}/3/action/{1}", url, command);
    }
    return MessageFormat.format("{0}/{1}", url, command);
  }
}