/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package com.lofidewanto.demo.server.service.content;

import java.util.List;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import org.springframework.web.client.RestTemplate;

import com.lofidewanto.demo.server.domain.Attachment;
import com.lofidewanto.demo.shared.DemoGwtServiceEndpoint;

@Service
public class ConfluenceContentServiceImpl implements ConfluenceContentService {

	private static final Logger logger = LoggerFactory
			.getLogger(ConfluenceContentServiceImpl.class);

	private static final String ATTACHMENT_PAGE_ID_PARAM = "{pageId}";

	@Autowired
	private RestTemplate restTemplate;

	@Value("${confluence.url}")
	private String confluenceUrl;

	@Value("${confluence.pageid}")
	private String confluencePageId;

	@Override
	public List<Attachment> getAllAttachments() {
		// Connect to Confluence
		// TODO Handle error

		// TODO Replace {pageId} with confluencePageId
		String confluenceAttachmentList = DemoGwtServiceEndpoint.CONFLUENCE_ATTACHMENT_LIST;

		List<Attachment> attachments = restTemplate
				.getForObject(confluenceUrl + confluenceAttachmentList, List.class);

		return attachments;
	}

	@Override
	public List<Attachment> getAllAttachmentsByPageId(String pageId) {
		return null;
	}

	@Override
	public Attachment getAttachmentById() {
		return null;
	}

}

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package com.lofidewanto.demo.server.service.content;

import java.util.Arrays;
import java.util.List;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Service;
import org.springframework.web.client.RestTemplate;
import org.springframework.web.util.UriComponentsBuilder;

import com.lofidewanto.demo.server.domain.Attachment;
import com.lofidewanto.demo.shared.DemoGwtServiceEndpoint;

@Service
public class ConfluenceContentServiceImpl implements ConfluenceContentService {

	private static final Logger logger = LoggerFactory
			.getLogger(ConfluenceContentServiceImpl.class);

	private static final String ATTACHMENT_PAGE_ID_PARAM = "{pageId}";

	@Autowired
	private RestTemplate restTemplate;

	@Value("${confluence.url}")
	private String confluenceUrl;

	@Value("${confluence.pageid}")
	private String confluencePageId;

	@Override
	public List<Attachment> getAllAttachments() {
		// Connect to Confluence
		// TODO Handle error

		String confluenceAttachmentList = DemoGwtServiceEndpoint.CONFLUENCE_ATTACHMENT_LIST;
		String url = confluenceUrl.concat(confluenceAttachmentList);

		// Replace {pageId} with confluencePageId
		UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(url)
				.queryParam("pageId", confluencePageId);

		HttpHeaders headers = new HttpHeaders();
		headers.set("Accept", MediaType.APPLICATION_JSON_VALUE);

		HttpEntity<?> entity = new HttpEntity<>(headers);

		ResponseEntity<Attachment[]> attachmentsWithResponseEntity =  restTemplate.exchange(confluenceUrl,
				HttpMethod.GET, entity, Attachment[].class);

		Attachment[] attachments = attachmentsWithResponseEntity.getBody();

		return Arrays.asList(attachments);
	}

	@Override
	public List<Attachment> getAllAttachmentsByPageId(String pageId) {
		return null;
	}

	@Override
	public Attachment getAttachmentById() {
		return null;
	}

}

implement service