<?xml version="1.0" standalone="yes"?>
<xs:schema version="1.0" xmlns:xs="http://www.w3.org/2001/XMLSchema">

  <xs:element name="airport" type="airportV1"/>

  <xs:element name="apiResponseError" type="apiResponseError"/>

  <xs:element name="delayIndex" type="delayIndexV1"/>

  <xs:element name="request" nillable="true" type="xs:anyType"/>

  <xs:element name="response" nillable="true" type="xs:anyType"/>

  <xs:complexType name="responseAirports">
    <xs:complexContent>
      <xs:extension base="responseBase">
        <xs:sequence>
          <xs:element ref="request" minOccurs="0"/>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>

  <xs:complexType name="responseBase">
    <xs:sequence>
      <xs:element name="delayIndexes" minOccurs="0">
        <xs:complexType>
          <xs:sequence>
            <xs:element ref="delayIndex" minOccurs="0" maxOccurs="unbounded"/>
          </xs:sequence>
        </xs:complexType>
      </xs:element>
      <xs:element name="error" type="apiResponseError" minOccurs="0"/>
    </xs:sequence>
  </xs:complexType>

  <xs:complexType name="requestAirports">
    <xs:complexContent>
      <xs:extension base="requestFiltered">
        <xs:sequence>
          <xs:element name="airportCodes" minOccurs="0">
            <xs:complexType>
              <xs:sequence>
                <xs:element name="airportCode" type="requestedAirportV1" minOccurs="0" maxOccurs="unbounded"/>
              </xs:sequence>
            </xs:complexType>
          </xs:element>
          <xs:element name="codeType" type="requestedString" minOccurs="0"/>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>

  <xs:complexType name="requestFiltered" abstract="true">
    <xs:complexContent>
      <xs:extension base="requestBase">
        <xs:sequence>
          <xs:element name="classification" type="requestedInteger" minOccurs="0"/>
          <xs:element name="score" type="requestedDouble" minOccurs="0"/>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>

  <xs:complexType name="requestBase">
    <xs:sequence>
      <xs:element name="url" type="xs:string" minOccurs="0"/>
    </xs:sequence>
  </xs:complexType>

  <xs:complexType name="requestedAirportV1">
    <xs:sequence>
      <xs:element name="requestedCode" type="xs:string" minOccurs="0"/>
      <xs:element name="fsCode" type="xs:string" minOccurs="0"/>
      <xs:element ref="airport" minOccurs="0"/>
      <xs:element name="error" type="xs:string" minOccurs="0"/>
    </xs:sequence>
  </xs:complexType>

  <xs:complexType name="airportV1">
    <xs:sequence>
      <xs:element name="fs" type="xs:string"/>
      <xs:element name="iata" type="xs:string" minOccurs="0"/>
      <xs:element name="icao" type="xs:string" minOccurs="0"/>
      <xs:element name="faa" type="xs:string" minOccurs="0"/>
      <xs:element name="name" type="xs:string" minOccurs="0"/>
      <xs:element name="street1" type="xs:string" minOccurs="0"/>
      <xs:element name="street2" type="xs:string" minOccurs="0"/>
      <xs:element name="city" type="xs:string"/>
      <xs:element name="cityCode" type="xs:string" minOccurs="0"/>
      <xs:element name="stateCode" type="xs:string" minOccurs="0"/>
      <xs:element name="postalCode" type="xs:string" minOccurs="0"/>
      <xs:element name="countryCode" type="xs:string"/>
      <xs:element name="countryName" type="xs:string"/>
      <xs:element name="regionName" type="xs:string"/>
      <xs:element name="timeZoneRegionName" type="xs:string"/>
      <xs:element name="weatherZone" type="xs:string" minOccurs="0"/>
      <xs:element name="localTime" type="xs:string"/>
      <xs:element name="utcOffsetHours" type="xs:double"/>
      <xs:element name="latitude" type="xs:double"/>
      <xs:element name="longitude" type="xs:double"/>
      <xs:element name="elevationFeet" type="xs:int" minOccurs="0"/>
      <xs:element name="classification" type="xs:int"/>
      <xs:element name="active" type="xs:boolean"/>
      <xs:element name="dateFrom" type="xs:string" minOccurs="0"/>
      <xs:element name="dateTo" type="xs:string" minOccurs="0"/>
      <xs:element name="delayIndexUrl" type="xs:string" minOccurs="0"/>
      <xs:element name="weatherUrl" type="xs:string" minOccurs="0"/>
    </xs:sequence>
  </xs:complexType>

  <xs:complexType name="requestedString">
    <xs:sequence>
      <xs:element name="requested" type="xs:string" minOccurs="0"/>
      <xs:element name="interpreted" type="xs:string" minOccurs="0"/>
      <xs:element name="error" type="xs:string" minOccurs="0"/>
    </xs:sequence>
  </xs:complexType>

  <xs:complexType name="requestedInteger">
    <xs:sequence>
      <xs:element name="requested" type="xs:string" minOccurs="0"/>
      <xs:element name="interpreted" type="xs:int" minOccurs="0"/>
      <xs:element name="error" type="xs:string" minOccurs="0"/>
    </xs:sequence>
  </xs:complexType>

  <xs:complexType name="requestedDouble">
    <xs:sequence>
      <xs:element name="requested" type="xs:string" minOccurs="0"/>
      <xs:element name="interpreted" type="xs:double" minOccurs="0"/>
      <xs:element name="error" type="xs:string" minOccurs="0"/>
    </xs:sequence>
  </xs:complexType>

  <xs:complexType name="delayIndexV1">
    <xs:sequence>
      <xs:element ref="airport"/>
      <xs:element name="rawScore" type="xs:double"/>
      <xs:element name="normalizedScore" type="xs:double"/>
      <xs:element name="dateStart" type="xs:string"/>
      <xs:element name="dateEnd" type="xs:string"/>
      <xs:element name="flights" type="xs:int"/>
      <xs:element name="observations" type="xs:int"/>
      <xs:element name="canceled" type="xs:int"/>
      <xs:element name="onTime" type="xs:int"/>
      <xs:element name="delayed15" type="xs:int"/>
      <xs:element name="delayed30" type="xs:int"/>
      <xs:element name="delayed45" type="xs:int"/>
      <xs:element name="delta" type="xs:double"/>
    </xs:sequence>
  </xs:complexType>

  <xs:complexType name="apiResponseError">
    <xs:sequence>
      <xs:element name="httpStatusCode" type="xs:int"/>
      <xs:element name="errorCode" type="xs:string" minOccurs="0"/>
      <xs:element name="errorId" type="xs:string" minOccurs="0"/>
      <xs:element name="errorMessage" type="xs:string" minOccurs="0"/>
    </xs:sequence>
  </xs:complexType>

  <xs:complexType name="responseRegion">
    <xs:complexContent>
      <xs:extension base="responseBase">
        <xs:sequence>
          <xs:element ref="request" minOccurs="0"/>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>

  <xs:complexType name="requestRegion">
    <xs:complexContent>
      <xs:extension base="requestFiltered">
        <xs:sequence>
          <xs:element name="region" type="requestedEnum" minOccurs="0"/>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>

  <xs:complexType name="requestedEnum">
    <xs:complexContent>
      <xs:extension base="requestedString">
        <xs:sequence/>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>

  <xs:complexType name="responseCountry">
    <xs:complexContent>
      <xs:extension base="responseBase">
        <xs:sequence>
          <xs:element ref="request" minOccurs="0"/>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>

  <xs:complexType name="requestCountry">
    <xs:complexContent>
      <xs:extension base="requestFiltered">
        <xs:sequence>
          <xs:element name="country" type="requestedString" minOccurs="0"/>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>

  <xs:complexType name="responseState">
    <xs:complexContent>
      <xs:extension base="responseBase">
        <xs:sequence>
          <xs:element ref="request" minOccurs="0"/>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>

  <xs:complexType name="requestState">
    <xs:complexContent>
      <xs:extension base="requestFiltered">
        <xs:sequence>
          <xs:element name="state" type="requestedString" minOccurs="0"/>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>
</xs:schema>

