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// Copyright (C) 2013 The Android Open Source Project
//
// Licensed 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.google.gerrit.client.api;
import com.google.gerrit.client.Gerrit;
import com.google.gerrit.client.info.ActionInfo;
import com.google.gerrit.client.info.ChangeInfo;
import com.google.gerrit.client.rpc.GerritCallback;
import com.google.gerrit.client.rpc.NativeString;
import com.google.gerrit.client.rpc.RestApi;
import com.google.gerrit.common.PageLinks;
import com.google.gerrit.reviewdb.client.Project;
import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.Window.Location;
import com.google.gwt.user.client.rpc.AsyncCallback;
class DefaultActions {
static void invoke(ChangeInfo change, ActionInfo action, RestApi api) {
invoke(action, api, callback(PageLinks.toChange(change.projectNameKey(), change.legacyId())));
}
static void invoke(Project.NameKey project, ActionInfo action, RestApi api) {
invoke(action, api, callback(PageLinks.toProject(project)));
}
private static AsyncCallback<JavaScriptObject> callback(String target) {
return new GerritCallback<JavaScriptObject>() {
@Override
public void onSuccess(JavaScriptObject in) {
UiResult result = asUiResult(in);
if (result == null) {
Gerrit.display(target);
return;
}
if (result.alert() != null) {
Window.alert(result.alert());
}
if (result.redirectUrl() != null && result.openWindow()) {
Window.open(result.redirectUrl(), "_blank", null);
} else if (result.redirectUrl() != null) {
Location.assign(result.redirectUrl());
} else {
Gerrit.display(target);
}
}
private UiResult asUiResult(JavaScriptObject in) {
if (NativeString.is(in)) {
String str = ((NativeString) in).asString();
return str.isEmpty() ? UiResult.none() : UiResult.alert(str);
}
return in.cast();
}
};
}
private static void invoke(ActionInfo action, RestApi api, AsyncCallback<JavaScriptObject> cb) {
if ("GET".equalsIgnoreCase(action.method())) {
api.get(cb);
} else if ("PUT".equalsIgnoreCase(action.method())) {
api.put(JavaScriptObject.createObject(), cb);
} else if ("DELETE".equalsIgnoreCase(action.method())) {
api.delete(cb);
} else {
api.post(JavaScriptObject.createObject(), cb);
}
}
private DefaultActions() {}
private static class UiResult extends JavaScriptObject {
static native UiResult alert(String m) /*-{ return {'alert':m} }-*/;
static native UiResult none() /*-{ return {} }-*/;
final native String alert() /*-{ return this.alert }-*/;
final native String redirectUrl() /*-{ return this.url }-*/;
final native boolean openWindow() /*-{ return this.open_window || false }-*/;
protected UiResult() {}
}
}