package com.taskadapter.redmineapi.internal;
import com.taskadapter.redmineapi.RedmineInternalError;
import com.taskadapter.redmineapi.bean.Attachment;
import com.taskadapter.redmineapi.bean.Group;
import com.taskadapter.redmineapi.bean.Issue;
import com.taskadapter.redmineapi.bean.IssueCategory;
import com.taskadapter.redmineapi.bean.IssuePriority;
import com.taskadapter.redmineapi.bean.IssueRelation;
import com.taskadapter.redmineapi.bean.IssueStatus;
import com.taskadapter.redmineapi.bean.Membership;
import com.taskadapter.redmineapi.bean.News;
import com.taskadapter.redmineapi.bean.Project;
import com.taskadapter.redmineapi.bean.Role;
import com.taskadapter.redmineapi.bean.SavedQuery;
import com.taskadapter.redmineapi.bean.TimeEntry;
import com.taskadapter.redmineapi.bean.TimeEntryActivity;
import com.taskadapter.redmineapi.bean.Tracker;
import com.taskadapter.redmineapi.bean.User;
import com.taskadapter.redmineapi.bean.Version;
import com.taskadapter.redmineapi.bean.Watcher;
import com.taskadapter.redmineapi.bean.WikiPage;
import com.taskadapter.redmineapi.bean.WikiPageDetail;
import org.apache.http.NameValuePair;
import org.apache.http.client.utils.URIUtils;
import org.apache.http.client.utils.URLEncodedUtils;
import org.apache.http.message.BasicNameValuePair;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class URIConfigurator {
private static final String URL_POSTFIX = ".json";
private static final Map<Class<?>, String> urls = new HashMap<Class<?>, String>();
static {
urls.put(User.class, "users");
urls.put(Group.class, "groups");
urls.put(Issue.class, "issues");
urls.put(Project.class, "projects");
urls.put(TimeEntry.class, "time_entries");
urls.put(SavedQuery.class, "queries");
urls.put(IssueStatus.class, "issue_statuses");
urls.put(Version.class, "versions");
urls.put(IssueCategory.class, "issue_categories");
urls.put(Tracker.class, "trackers");
urls.put(Attachment.class, "attachments");
urls.put(News.class, "news");
urls.put(IssueRelation.class, "relations");
urls.put(Role.class, "roles");
urls.put(Membership.class, "memberships");
urls.put(IssuePriority.class, "enumerations/issue_priorities");
urls.put(TimeEntryActivity.class, "enumerations/time_entry_activities");
urls.put(Watcher.class, "watchers");
urls.put(WikiPage.class, "wiki/index");
urls.put(WikiPageDetail.class, "wiki");
}
private final URL baseURL;
private final String apiAccessKey;
public URIConfigurator(String host, String apiAccessKey) {
if (host == null || host.isEmpty()) {
throw new IllegalArgumentException(
"The host parameter is NULL or empty");
}
try {
this.baseURL = new URL(host);
} catch (MalformedURLException e) {
throw new IllegalArgumentException("Illegal host URL " + host, e);
}
this.apiAccessKey = apiAccessKey;
}
public URI createURI(String query) {
return createURI(query, new ArrayList<NameValuePair>());
}
public URI createURI(String query, NameValuePair... param) {
return createURI(query, Arrays.asList(param));
}
/**
* @param query
* e.g. "/issues.xml"
* @return URI with auth parameter "key" if not in "basic auth mode.
*/
private URI createURI(String query,
Collection<? extends NameValuePair> origParams) {
final List<NameValuePair> params = new ArrayList<NameValuePair>(
origParams);
if (apiAccessKey != null) {
params.add(new BasicNameValuePair("key", apiAccessKey));
}
URI uri;
try {
URL url = baseURL;
String path = url.getPath();
if (!query.isEmpty()) {
path += "/" + query;
}
uri = URIUtils.createURI(url.getProtocol(), url.getHost(),
url.getPort(), path,
URLEncodedUtils.format(params, "UTF-8"), null);
} catch (URISyntaxException e) {
throw new RedmineInternalError(e);
}
return uri;
}
public URI getChildObjectsURI(Class<?> parent, String parentId,
Class<?> child, NameValuePair... args) {
final String base = getConfig(parent);
final String detal = getConfig(child);
return createURI(base + "/" + parentId + "/" + detal + URL_POSTFIX,
args);
}
public URI getChildIdURI(Class<?> parent, String parentId,
Class<?> child, int value, NameValuePair... params) {
return this.getChildIdURI(parent, parentId, child, String.valueOf(value), params);
}
public URI getChildIdURI(Class<?> parent, String parentId,
Class<?> child, String value, NameValuePair... params) {
final String base = getConfig(parent);
final String detal = getConfig(child);
return createURI(base + "/" + parentId + "/" + detal +
"/" + value + URL_POSTFIX, params);
}
public URI getObjectsURI(Class<?> child, NameValuePair... args) {
final String detal = getConfig(child);
return createURI(detal + URL_POSTFIX, args);
}
public URI getObjectsURI(Class<?> child,
Collection<? extends NameValuePair> args) {
final String detal = getConfig(child);
return createURI(detal + URL_POSTFIX, args);
}
public URI getObjectURI(Class<?> object, String id, NameValuePair... args) {
final String detal = getConfig(object);
return createURI(detal + "/" + id + URL_POSTFIX, args);
}
private String getConfig(Class<?> item) {
final String guess = urls.get(item);
if (guess == null)
throw new RedmineInternalError("Unsupported item class "
+ item.getCanonicalName());
return guess;
}
public URI getUploadURI() {
return createURI("uploads" + URL_POSTFIX);
}
}