gerrit-gwtui/src/main/java/com/google/gerrit/client/changes/PublishCommentScreen.java - gerrit - Git at Google

 // Copyright (C) 2009 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.changes;

 import com.google.gerrit.client.Gerrit;
 import com.google.gerrit.client.patches.CommentEditorContainer;
 import com.google.gerrit.client.patches.CommentEditorPanel;
 import com.google.gerrit.client.patches.PatchUtil;
 import com.google.gerrit.client.rpc.GerritCallback;
 import com.google.gerrit.client.rpc.ScreenLoadCallback;
 import com.google.gerrit.client.ui.AccountScreen;
 import com.google.gerrit.client.ui.PatchLink;
 import com.google.gerrit.client.ui.SmallHeading;
 import com.google.gerrit.common.PageLinks;
 import com.google.gerrit.common.data.ApprovalType;
 import com.google.gerrit.common.data.PatchSetPublishDetail;
 import com.google.gerrit.reviewdb.ApprovalCategory;
 import com.google.gerrit.reviewdb.ApprovalCategoryValue;
 import com.google.gerrit.reviewdb.Change;
 import com.google.gerrit.reviewdb.Patch;
 import com.google.gerrit.reviewdb.PatchLineComment;
 import com.google.gerrit.reviewdb.PatchSet;
 import com.google.gerrit.reviewdb.PatchSetApproval;
 import com.google.gwt.event.dom.client.ClickEvent;
 import com.google.gwt.event.dom.client.ClickHandler;
 import com.google.gwt.user.client.DOM;
 import com.google.gwt.user.client.ui.Button;
 import com.google.gwt.user.client.ui.FlowPanel;
 import com.google.gwt.user.client.ui.FormPanel;
 import com.google.gwt.user.client.ui.Panel;
 import com.google.gwt.user.client.ui.RadioButton;
 import com.google.gwt.user.client.ui.VerticalPanel;
 import com.google.gwt.user.client.ui.Widget;
 import com.google.gwt.user.client.ui.FormPanel.SubmitEvent;
 import com.google.gwtexpui.globalkey.client.NpTextArea;
 import com.google.gwtjsonrpc.client.VoidResult;

 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;

 public class PublishCommentScreen extends AccountScreen implements
     ClickHandler, CommentEditorContainer {
   private static SavedState lastState;

   private final PatchSet.Id patchSetId;
   private Collection<ValueRadioButton> approvalButtons;
   private ChangeDescriptionBlock descBlock;
   private Panel approvalPanel;
   private NpTextArea message;
   private FlowPanel draftsPanel;
   private Button send;
   private Button cancel;
   private boolean saveStateOnUnload = true;
   private List<CommentEditorPanel> commentEditors;

   public PublishCommentScreen(final PatchSet.Id psi) {
     patchSetId = psi;
   }

   @Override
   protected void onInitUI() {
     super.onInitUI();
     addStyleName(Gerrit.RESOURCES.css().publishCommentsScreen());

     approvalButtons = new ArrayList<ValueRadioButton>();
     descBlock = new ChangeDescriptionBlock();
     add(descBlock);

     final FormPanel form = new FormPanel();
     final FlowPanel body = new FlowPanel();
     form.setWidget(body);
     form.addSubmitHandler(new FormPanel.SubmitHandler() {
       @Override
       public void onSubmit(final SubmitEvent event) {
         event.cancel();
       }
     });
     add(form);

     approvalPanel = new FlowPanel();
     body.add(approvalPanel);
     initMessage(body);

     draftsPanel = new FlowPanel();
     body.add(draftsPanel);

     final FlowPanel buttonRow = new FlowPanel();
     body.add(buttonRow);

     send = new Button(Util.C.buttonPublishCommentsSend());
     send.addClickHandler(this);
     buttonRow.add(send);

     cancel = new Button(Util.C.buttonPublishCommentsCancel());
     cancel.addClickHandler(this);
     buttonRow.add(cancel);
   }

   @Override
   protected void onLoad() {
     super.onLoad();
     Util.DETAIL_SVC.patchSetPublishDetail(patchSetId,
         new ScreenLoadCallback<PatchSetPublishDetail>(this) {
           @Override
           protected void preDisplay(final PatchSetPublishDetail result) {
             send.setEnabled(true);
             display(result);
           }

           @Override
           protected void postDisplay() {
             message.setFocus(true);
           }
         });
   }

   @Override
   protected void onUnload() {
     super.onUnload();
     lastState = saveStateOnUnload ? new SavedState(this) : null;
   }

   @Override
   public void onClick(final ClickEvent event) {
     final Widget sender = (Widget) event.getSource();
     if (send == sender) {
       onSend();
     } else if (cancel == sender) {
       saveStateOnUnload = false;
       goChange();
     }
   }

   @Override
   public void notifyDraftDelta(int delta) {
   }

   @Override
   public void remove(CommentEditorPanel editor) {
     commentEditors.remove(editor);

     // The editor should be embedded into a panel holding all
     // editors for the same file.
     //
     FlowPanel parent = (FlowPanel) editor.getParent();
     parent.remove(editor);

     // If the panel now holds no editors, remove it.
     //
     int editorCount = 0;
     for (Widget w : parent) {
       if (w instanceof CommentEditorPanel) {
         editorCount++;
       }
     }
     if (editorCount == 0) {
       parent.removeFromParent();
     }

     // If that was the last file with a draft, remove the heading.
     //
     if (draftsPanel.getWidgetCount() == 1) {
       draftsPanel.clear();
     }
   }

   private void initMessage(final Panel body) {
     body.add(new SmallHeading(Util.C.headingCoverMessage()));

     final VerticalPanel mwrap = new VerticalPanel();
     mwrap.setStyleName(Gerrit.RESOURCES.css().coverMessage());
     body.add(mwrap);

     message = new NpTextArea();
     message.setCharacterWidth(60);
     message.setVisibleLines(10);
     DOM.setElementPropertyBoolean(message.getElement(), "spellcheck", true);
     mwrap.add(message);
   }

   private void initApprovals(final PatchSetPublishDetail r, final Panel body) {
     for (final ApprovalType ct : Gerrit.getConfig().getApprovalTypes()
         .getApprovalTypes()) {
       if (r.isAllowed(ct.getCategory().getId())) {
         initApprovalType(r, body, ct);
       }
     }
   }

   private void initApprovalType(final PatchSetPublishDetail r,
       final Panel body, final ApprovalType ct) {
     body.add(new SmallHeading(ct.getCategory().getName() + ":"));

     final VerticalPanel vp = new VerticalPanel();
     vp.setStyleName(Gerrit.RESOURCES.css().approvalCategoryList());
     final List<ApprovalCategoryValue> lst =
         new ArrayList<ApprovalCategoryValue>(ct.getValues());
     Collections.reverse(lst);
     final ApprovalCategory.Id catId = ct.getCategory().getId();
     final Set<ApprovalCategoryValue.Id> allowed = r.getAllowed(catId);
     final PatchSetApproval prior = r.getChangeApproval(catId);

     for (final ApprovalCategoryValue buttonValue : lst) {
       if (!allowed.contains(buttonValue.getId())) {
         continue;
       }

       final ValueRadioButton b =
           new ValueRadioButton(buttonValue, ct.getCategory().getName());
       b.setText(buttonValue.format());

       if (lastState != null && patchSetId.equals(lastState.patchSetId)
           && lastState.approvals.containsKey(buttonValue.getCategoryId())) {
         b.setValue(lastState.approvals.get(buttonValue.getCategoryId()).equals(
             buttonValue));
       } else {
         b.setValue(prior != null ? buttonValue.getValue() == prior.getValue()
             : buttonValue.getValue() == 0);
       }

       approvalButtons.add(b);
       vp.add(b);
     }
     body.add(vp);
   }

   private void display(final PatchSetPublishDetail r) {
     setPageTitle(Util.M.publishComments(r.getChange().getKey().abbreviate(),
         patchSetId.get()));
     descBlock.display(r.getChange(), r.getPatchSetInfo(), r.getAccounts());

     if (r.getChange().getStatus().isOpen()) {
       initApprovals(r, approvalPanel);
     }
     if (lastState != null && patchSetId.equals(lastState.patchSetId)) {
       message.setText(lastState.message);
     }

     draftsPanel.clear();
     commentEditors = new ArrayList<CommentEditorPanel>();

     if (!r.getDrafts().isEmpty()) {
       draftsPanel.add(new SmallHeading(Util.C.headingPatchComments()));

       Panel panel = null;
       String priorFile = "";
       for (final PatchLineComment c : r.getDrafts()) {
         final Patch.Key patchKey = c.getKey().getParentKey();
         final String fn = patchKey.get();
         if (!fn.equals(priorFile)) {
           panel = new FlowPanel();
           panel.addStyleName(Gerrit.RESOURCES.css().patchComments());
           draftsPanel.add(panel);
           // Parent table can be null here since we are not showing any
           // next/previous links
           panel.add(new PatchLink.SideBySide(fn, patchKey, 0, null /*
                                                                     * parent
                                                                     * table
                                                                     */));
           priorFile = fn;
         }

         final CommentEditorPanel editor = new CommentEditorPanel(c);
         editor.setAuthorNameText(Util.M.lineHeader(c.getLine()));
         editor.setOpen(true);
         commentEditors.add(editor);
         panel.add(editor);
       }
     }
   }

   private void onSend() {
     if (commentEditors.isEmpty()) {
       onSend2();
     } else {
       final GerritCallback<VoidResult> afterSaveDraft =
           new GerritCallback<VoidResult>() {
             private int done;

             @Override
             public void onSuccess(final VoidResult result) {
               if (++done == commentEditors.size()) {
                 onSend2();
               }
             }
           };
       for (final CommentEditorPanel p : commentEditors) {
         p.saveDraft(afterSaveDraft);
       }
     }
   }

   private void onSend2() {
     final Map<ApprovalCategory.Id, ApprovalCategoryValue.Id> values =
         new HashMap<ApprovalCategory.Id, ApprovalCategoryValue.Id>();
     for (final ValueRadioButton b : approvalButtons) {
       if (b.getValue()) {
         values.put(b.value.getCategoryId(), b.value.getId());
       }
     }

     PatchUtil.DETAIL_SVC.publishComments(patchSetId, message.getText().trim(),
         new HashSet<ApprovalCategoryValue.Id>(values.values()),
         new GerritCallback<VoidResult>() {
           public void onSuccess(final VoidResult result) {
             saveStateOnUnload = false;
             goChange();
           }
         });
   }

   private void goChange() {
     final Change.Id ck = patchSetId.getParentKey();
     Gerrit.display(PageLinks.toChange(ck), new ChangeScreen(ck));
   }

   private static class ValueRadioButton extends RadioButton {
     final ApprovalCategoryValue value;

     ValueRadioButton(final ApprovalCategoryValue v, final String label) {
       super(label);
       value = v;
     }
   }

   private static class SavedState {
     final PatchSet.Id patchSetId;
     final String message;
     final Map<ApprovalCategory.Id, ApprovalCategoryValue> approvals;

     SavedState(final PublishCommentScreen p) {
       patchSetId = p.patchSetId;
       message = p.message.getText();
       approvals = new HashMap<ApprovalCategory.Id, ApprovalCategoryValue>();
       for (final ValueRadioButton b : p.approvalButtons) {
         if (b.getValue()) {
           approvals.put(b.value.getCategoryId(), b.value);
         }
       }
     }
   }
 }
	// Copyright (C) 2009 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.changes;

	import com.google.gerrit.client.Gerrit;
	import com.google.gerrit.client.patches.CommentEditorContainer;
	import com.google.gerrit.client.patches.CommentEditorPanel;
	import com.google.gerrit.client.patches.PatchUtil;
	import com.google.gerrit.client.rpc.GerritCallback;
	import com.google.gerrit.client.rpc.ScreenLoadCallback;
	import com.google.gerrit.client.ui.AccountScreen;
	import com.google.gerrit.client.ui.PatchLink;
	import com.google.gerrit.client.ui.SmallHeading;
	import com.google.gerrit.common.PageLinks;
	import com.google.gerrit.common.data.ApprovalType;
	import com.google.gerrit.common.data.PatchSetPublishDetail;
	import com.google.gerrit.reviewdb.ApprovalCategory;
	import com.google.gerrit.reviewdb.ApprovalCategoryValue;
	import com.google.gerrit.reviewdb.Change;
	import com.google.gerrit.reviewdb.Patch;
	import com.google.gerrit.reviewdb.PatchLineComment;
	import com.google.gerrit.reviewdb.PatchSet;
	import com.google.gerrit.reviewdb.PatchSetApproval;
	import com.google.gwt.event.dom.client.ClickEvent;
	import com.google.gwt.event.dom.client.ClickHandler;
	import com.google.gwt.user.client.DOM;
	import com.google.gwt.user.client.ui.Button;
	import com.google.gwt.user.client.ui.FlowPanel;
	import com.google.gwt.user.client.ui.FormPanel;
	import com.google.gwt.user.client.ui.Panel;
	import com.google.gwt.user.client.ui.RadioButton;
	import com.google.gwt.user.client.ui.VerticalPanel;
	import com.google.gwt.user.client.ui.Widget;
	import com.google.gwt.user.client.ui.FormPanel.SubmitEvent;
	import com.google.gwtexpui.globalkey.client.NpTextArea;
	import com.google.gwtjsonrpc.client.VoidResult;

	import java.util.ArrayList;
	import java.util.Collection;
	import java.util.Collections;
	import java.util.HashMap;
	import java.util.HashSet;
	import java.util.List;
	import java.util.Map;
	import java.util.Set;

	public class PublishCommentScreen extends AccountScreen implements
	ClickHandler, CommentEditorContainer {
	private static SavedState lastState;

	private final PatchSet.Id patchSetId;
	private Collection<ValueRadioButton> approvalButtons;
	private ChangeDescriptionBlock descBlock;
	private Panel approvalPanel;
	private NpTextArea message;
	private FlowPanel draftsPanel;
	private Button send;
	private Button cancel;
	private boolean saveStateOnUnload = true;
	private List<CommentEditorPanel> commentEditors;

	public PublishCommentScreen(final PatchSet.Id psi) {
	patchSetId = psi;
	}

	@Override
	protected void onInitUI() {
	super.onInitUI();
	addStyleName(Gerrit.RESOURCES.css().publishCommentsScreen());

	approvalButtons = new ArrayList<ValueRadioButton>();
	descBlock = new ChangeDescriptionBlock();
	add(descBlock);

	final FormPanel form = new FormPanel();
	final FlowPanel body = new FlowPanel();
	form.setWidget(body);
	form.addSubmitHandler(new FormPanel.SubmitHandler() {
	@Override
	public void onSubmit(final SubmitEvent event) {
	event.cancel();
	}
	});
	add(form);

	approvalPanel = new FlowPanel();
	body.add(approvalPanel);
	initMessage(body);

	draftsPanel = new FlowPanel();
	body.add(draftsPanel);

	final FlowPanel buttonRow = new FlowPanel();
	body.add(buttonRow);

	send = new Button(Util.C.buttonPublishCommentsSend());
	send.addClickHandler(this);
	buttonRow.add(send);

	cancel = new Button(Util.C.buttonPublishCommentsCancel());
	cancel.addClickHandler(this);
	buttonRow.add(cancel);
	}

	@Override
	protected void onLoad() {
	super.onLoad();
	Util.DETAIL_SVC.patchSetPublishDetail(patchSetId,
	new ScreenLoadCallback<PatchSetPublishDetail>(this) {
	@Override
	protected void preDisplay(final PatchSetPublishDetail result) {
	send.setEnabled(true);
	display(result);
	}

	@Override
	protected void postDisplay() {
	message.setFocus(true);
	}
	});
	}

	@Override
	protected void onUnload() {
	super.onUnload();
	lastState = saveStateOnUnload ? new SavedState(this) : null;
	}

	@Override
	public void onClick(final ClickEvent event) {
	final Widget sender = (Widget) event.getSource();
	if (send == sender) {
	onSend();
	} else if (cancel == sender) {
	saveStateOnUnload = false;
	goChange();
	}
	}

	@Override
	public void notifyDraftDelta(int delta) {
	}

	@Override
	public void remove(CommentEditorPanel editor) {
	commentEditors.remove(editor);

	// The editor should be embedded into a panel holding all
	// editors for the same file.
	//
	FlowPanel parent = (FlowPanel) editor.getParent();
	parent.remove(editor);

	// If the panel now holds no editors, remove it.
	//
	int editorCount = 0;
	for (Widget w : parent) {
	if (w instanceof CommentEditorPanel) {
	editorCount++;
	}
	}
	if (editorCount == 0) {
	parent.removeFromParent();
	}

	// If that was the last file with a draft, remove the heading.
	//
	if (draftsPanel.getWidgetCount() == 1) {
	draftsPanel.clear();
	}
	}

	private void initMessage(final Panel body) {
	body.add(new SmallHeading(Util.C.headingCoverMessage()));

	final VerticalPanel mwrap = new VerticalPanel();
	mwrap.setStyleName(Gerrit.RESOURCES.css().coverMessage());
	body.add(mwrap);

	message = new NpTextArea();
	message.setCharacterWidth(60);
	message.setVisibleLines(10);
	DOM.setElementPropertyBoolean(message.getElement(), "spellcheck", true);
	mwrap.add(message);
	}

	private void initApprovals(final PatchSetPublishDetail r, final Panel body) {
	for (final ApprovalType ct : Gerrit.getConfig().getApprovalTypes()
	.getApprovalTypes()) {
	if (r.isAllowed(ct.getCategory().getId())) {
	initApprovalType(r, body, ct);
	}
	}
	}

	private void initApprovalType(final PatchSetPublishDetail r,
	final Panel body, final ApprovalType ct) {
	body.add(new SmallHeading(ct.getCategory().getName() + ":"));

	final VerticalPanel vp = new VerticalPanel();
	vp.setStyleName(Gerrit.RESOURCES.css().approvalCategoryList());
	final List<ApprovalCategoryValue> lst =
	new ArrayList<ApprovalCategoryValue>(ct.getValues());
	Collections.reverse(lst);
	final ApprovalCategory.Id catId = ct.getCategory().getId();
	final Set<ApprovalCategoryValue.Id> allowed = r.getAllowed(catId);
	final PatchSetApproval prior = r.getChangeApproval(catId);

	for (final ApprovalCategoryValue buttonValue : lst) {
	if (!allowed.contains(buttonValue.getId())) {
	continue;
	}

	final ValueRadioButton b =
	new ValueRadioButton(buttonValue, ct.getCategory().getName());
	b.setText(buttonValue.format());

	if (lastState != null && patchSetId.equals(lastState.patchSetId)
	&& lastState.approvals.containsKey(buttonValue.getCategoryId())) {
	b.setValue(lastState.approvals.get(buttonValue.getCategoryId()).equals(
	buttonValue));
	} else {
	b.setValue(prior != null ? buttonValue.getValue() == prior.getValue()
	: buttonValue.getValue() == 0);
	}

	approvalButtons.add(b);
	vp.add(b);
	}
	body.add(vp);
	}

	private void display(final PatchSetPublishDetail r) {
	setPageTitle(Util.M.publishComments(r.getChange().getKey().abbreviate(),
	patchSetId.get()));
	descBlock.display(r.getChange(), r.getPatchSetInfo(), r.getAccounts());

	if (r.getChange().getStatus().isOpen()) {
	initApprovals(r, approvalPanel);
	}
	if (lastState != null && patchSetId.equals(lastState.patchSetId)) {
	message.setText(lastState.message);
	}

	draftsPanel.clear();
	commentEditors = new ArrayList<CommentEditorPanel>();

	if (!r.getDrafts().isEmpty()) {
	draftsPanel.add(new SmallHeading(Util.C.headingPatchComments()));

	Panel panel = null;
	String priorFile = "";
	for (final PatchLineComment c : r.getDrafts()) {
	final Patch.Key patchKey = c.getKey().getParentKey();
	final String fn = patchKey.get();
	if (!fn.equals(priorFile)) {
	panel = new FlowPanel();
	panel.addStyleName(Gerrit.RESOURCES.css().patchComments());
	draftsPanel.add(panel);
	// Parent table can be null here since we are not showing any
	// next/previous links
	panel.add(new PatchLink.SideBySide(fn, patchKey, 0, null /*
	* parent
	* table
	*/));
	priorFile = fn;
	}

	final CommentEditorPanel editor = new CommentEditorPanel(c);
	editor.setAuthorNameText(Util.M.lineHeader(c.getLine()));
	editor.setOpen(true);
	commentEditors.add(editor);
	panel.add(editor);
	}
	}
	}

	private void onSend() {
	if (commentEditors.isEmpty()) {
	onSend2();
	} else {
	final GerritCallback<VoidResult> afterSaveDraft =
	new GerritCallback<VoidResult>() {
	private int done;

	@Override
	public void onSuccess(final VoidResult result) {
	if (++done == commentEditors.size()) {
	onSend2();
	}
	}
	};
	for (final CommentEditorPanel p : commentEditors) {
	p.saveDraft(afterSaveDraft);
	}
	}
	}

	private void onSend2() {
	final Map<ApprovalCategory.Id, ApprovalCategoryValue.Id> values =
	new HashMap<ApprovalCategory.Id, ApprovalCategoryValue.Id>();
	for (final ValueRadioButton b : approvalButtons) {
	if (b.getValue()) {
	values.put(b.value.getCategoryId(), b.value.getId());
	}
	}

	PatchUtil.DETAIL_SVC.publishComments(patchSetId, message.getText().trim(),
	new HashSet<ApprovalCategoryValue.Id>(values.values()),
	new GerritCallback<VoidResult>() {
	public void onSuccess(final VoidResult result) {
	saveStateOnUnload = false;
	goChange();
	}
	});
	}

	private void goChange() {
	final Change.Id ck = patchSetId.getParentKey();
	Gerrit.display(PageLinks.toChange(ck), new ChangeScreen(ck));
	}

	private static class ValueRadioButton extends RadioButton {
	final ApprovalCategoryValue value;

	ValueRadioButton(final ApprovalCategoryValue v, final String label) {
	super(label);
	value = v;
	}
	}

	private static class SavedState {
	final PatchSet.Id patchSetId;
	final String message;
	final Map<ApprovalCategory.Id, ApprovalCategoryValue> approvals;

	SavedState(final PublishCommentScreen p) {
	patchSetId = p.patchSetId;
	message = p.message.getText();
	approvals = new HashMap<ApprovalCategory.Id, ApprovalCategoryValue>();
	for (final ValueRadioButton b : p.approvalButtons) {
	if (b.getValue()) {
	approvals.put(b.value.getCategoryId(), b.value);
	}
	}
	}
	}
	}