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Simplified, lightweight HTTP client library
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/*
The MIT License

Copyright for portions of OpenUnirest/uniresr-java are held by Mashape (c) 2013 as part of Kong/unirest-java.
All other copyright for OpenUnirest/unirest-java are held by OpenUnirest (c) 2018.

Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:

The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package io.github.openunirest.request;

import io.github.openunirest.http.BodyData;
import io.github.openunirest.http.Headers;
import io.github.openunirest.http.HttpResponse;
import org.apache.http.StatusLine;

import java.io.InputStream;
import java.util.Optional;
import java.util.function.Function;

class HttpResponseImpl implements HttpResponse {

	private final Headers headers;
	private final int statusCode;
	private final String statusText;

	private InputStream rawBody;
	private Optional parsingError = Optional.empty();
	private T body;

	private HttpResponseImpl(org.apache.http.HttpResponse response){
		headers = new Headers(response.getAllHeaders());
		StatusLine statusLine = response.getStatusLine();
		this.statusCode = statusLine.getStatusCode();
		this.statusText = statusLine.getReasonPhrase();
	}

	public HttpResponseImpl(org.apache.http.HttpResponse response, BodyData data){
		this(response);
		this.rawBody = data.getRawInput();
		this.body = data.getTransFormedBody();
		this.parsingError = Optional.ofNullable(data.getParseEx());
	}

    public HttpResponseImpl(org.apache.http.HttpResponse response, T body, InputStream is){
        this(response);
        this.body = body;
        this.rawBody = is;
    }

	@Override
	public int getStatus() {
		return statusCode;
	}

	@Override
	public String getStatusText() {
		return statusText;
	}

	/**
	 * @return Response Headers (map) with same case as server response.
	 * For instance use getHeaders().getFirst("Location") and not getHeaders().getFirst("location") to get first header "Location"
	 */
	@Override
	public Headers getHeaders() {
		return headers;
	}

	@Override
	public InputStream getRawBody() {
		return rawBody;
	}

	@Override
	public T getBody() {
		return body;
	}

	@Override
	public Optional getParsingError() {
		return parsingError;
	}

	@Override
	public  V mapBody(Function func){
	    return func.apply(body);
    }

    @Override
	public  V mapRawBody(Function func) {
	    return func.apply(rawBody);
    }
}