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WeDeploy API client
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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * 

 * 2. Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * 

 * 3. Neither the name of Liferay, Inc. nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

package com.wedeploy.api.sdk;

import com.wedeploy.api.serializer.Parser;
import com.wedeploy.api.serializer.Serializer;

import java.io.UnsupportedEncodingException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 */
public abstract class Base {

	public String body() {
		return getBodyAsString();
	}

	public R body(byte[] body) {
		setBody(body);
		return (R) this;
	}

	public R body(Object body) {
		setBodyObject(body);
		return (R) this;
	}

	public R body(String body) {
		setBody(body);
		return (R) this;
	}

	public R body(String body, ContentType contentType) {
		contentType(contentType);
		body(body);
		return (R) this;
	}

	public byte[] bodyBytes() {
		return body;
	}

	public  List bodyList(Class componentType) {
		if (body == null) {
			return null;
		}

		String contentTypeValue = contentType();
		ContentType contentType = null;

		if (contentTypeValue == null) {
			contentType = ContentType.TEXT;
		} else {
			contentType = new ContentType(contentTypeValue);
		}

		return Parser
			.get(contentType)
			.parseAsList(getBodyAsString(), componentType);
	}

	public  Map bodyMap(Class keyType, Class valueType) {
		if (body == null) {
			return null;
		}

		String contentTypeValue = contentType();
		ContentType contentType = null;

		if (contentTypeValue == null) {
			contentType = ContentType.TEXT;
		} else {
			contentType = new ContentType(contentTypeValue);
		}

		return Parser
			.get(contentType)
			.parseAsMap(getBodyAsString(), keyType, valueType);
	}

	public  T bodyValue() {
		if (body == null) {
			return null;
		}

		String contentTypeValue = contentType();
		ContentType contentType = null;

		if (contentTypeValue == null) {
			contentType = ContentType.TEXT;
		} else {
			contentType = new ContentType(contentTypeValue);
		}

		return Parser
			.get(contentType)
			.parse(getBodyAsString());
	}

	public  T bodyValue(Class type) {
		if (body == null) {
			return null;
		}

		String contentTypeValue = contentType();
		ContentType contentType = null;

		if (contentTypeValue == null) {
			contentType = ContentType.TEXT;
		} else {
			contentType = new ContentType(contentTypeValue);
		}

		return Parser
			.get(contentType)
			.parse(getBodyAsString(), type);
	}

	public String contentType() {
		return headers().get("Content-Type");
	}

	public R contentType(ContentType contentType) {
		header("Content-Type", contentType.toString());
		return (R) this;
	}

	public Context context() {
		throw new UnsupportedOperationException();
	}

	public R cookie(Cookie cookie) {
		cookies.put(cookie.name(), cookie);
		return (R) this;
	}

	/**
	 * Gets cookie value by name.
	 */
	public Cookie cookie(String name) {
		return this.cookies().get(name);
	}

	public Map cookies() {
		return cookies;
	}

	public void end() {
	}

	/**
	 * Gets header value by name.
	 */
	public String header(String name) {
		return this.headers().get(name);
	}

	public R header(String name, String value) {
		headers.set(name, value);
		return (R) this;
	}

	public MultiMap headers() {
		return headers;
	}

	public boolean isContentType(ContentType contentType) {
		return contentType.isSame(contentType());
	}

	protected String getBodyAsString() {
		if (body == null) {
			return null;
		}

		try {
			return new String(body, BODY_ENCODING);
		} catch (UnsupportedEncodingException uee) {
			return null;
		}
	}

	protected void setBody(byte[] value) {
		this.body = value;
	}

	protected void setBody(String value) {
		if (value == null) {
			setBody((byte[]) null);
		} else {
			try {
				setBody(value.getBytes(BODY_ENCODING));
			} catch (UnsupportedEncodingException uee) {
				setBody((byte[]) null);
			}
		}
	}

	protected R setBodyObject(Object body) {
		if (body == null) {
			setBody((byte[]) null);

			return (R) this;
		}

		if (body instanceof String) {
			setBody((String) body);
			return (R) this;
		}

		String bodyJson = Serializer
			.get(ContentType.JSON)
			.serialize(body);

		contentType(ContentType.JSON);

		setBody(bodyJson);

		return (R) this;
	}

	protected static String BODY_ENCODING = "UTF-8";

	protected Map cookies = new HashMap<>();
	protected MultiMap headers = MultiMap.newMultiMap();

	private byte[] body;

}