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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.diff;
import com.google.gerrit.client.DiffWebLinkInfo;
import com.google.gerrit.client.info.WebLinkInfo;
import com.google.gerrit.client.rpc.Natives;
import com.google.gerrit.extensions.client.GeneralPreferencesInfo.DiffView;
import com.google.gerrit.reviewdb.client.Patch.ChangeType;
import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.core.client.JsArray;
import com.google.gwt.core.client.JsArrayString;
import java.util.ArrayList;
import java.util.List;
public class DiffInfo extends JavaScriptObject {
public final native FileMeta metaA() /*-{ return this.meta_a; }-*/;
public final native FileMeta metaB() /*-{ return this.meta_b; }-*/;
public final native JsArrayString diffHeader() /*-{ return this.diff_header; }-*/;
public final native JsArray<Region> content() /*-{ return this.content; }-*/;
public final native JsArray<DiffWebLinkInfo> webLinks() /*-{ return this.web_links; }-*/;
public final native boolean binary() /*-{ return this.binary || false; }-*/;
public final List<WebLinkInfo> sideBySideWebLinks() {
return filterWebLinks(DiffView.SIDE_BY_SIDE);
}
public final List<WebLinkInfo> unifiedWebLinks() {
return filterWebLinks(DiffView.UNIFIED_DIFF);
}
private List<WebLinkInfo> filterWebLinks(DiffView diffView) {
List<WebLinkInfo> filteredDiffWebLinks = new ArrayList<>();
List<DiffWebLinkInfo> allDiffWebLinks = Natives.asList(webLinks());
if (allDiffWebLinks != null) {
for (DiffWebLinkInfo webLink : allDiffWebLinks) {
if (diffView == DiffView.SIDE_BY_SIDE && webLink.showOnSideBySideDiffView()) {
filteredDiffWebLinks.add(webLink);
}
if (diffView == DiffView.UNIFIED_DIFF && webLink.showOnUnifiedDiffView()) {
filteredDiffWebLinks.add(webLink);
}
}
}
return filteredDiffWebLinks;
}
public final ChangeType changeType() {
return ChangeType.valueOf(changeTypeRaw());
}
private native String changeTypeRaw() /*-{ return this.change_type }-*/;
public final IntraLineStatus intralineStatus() {
String s = intralineStatusRaw();
return s != null ? IntraLineStatus.valueOf(s) : IntraLineStatus.OFF;
}
private native String intralineStatusRaw() /*-{ return this.intraline_status }-*/;
public final boolean hasSkip() {
JsArray<Region> c = content();
for (int i = 0; i < c.length(); i++) {
if (c.get(i).skip() != 0) {
return true;
}
}
return false;
}
public final String textA() {
StringBuilder s = new StringBuilder();
JsArray<Region> c = content();
for (int i = 0; i < c.length(); i++) {
Region r = c.get(i);
if (r.ab() != null) {
append(s, r.ab());
} else if (r.a() != null) {
append(s, r.a());
}
// TODO skip may need to be handled
}
return s.toString();
}
public final String textB() {
StringBuilder s = new StringBuilder();
JsArray<Region> c = content();
for (int i = 0; i < c.length(); i++) {
Region r = c.get(i);
if (r.ab() != null) {
append(s, r.ab());
} else if (r.b() != null) {
append(s, r.b());
}
// TODO skip may need to be handled
}
return s.toString();
}
public final String textUnified() {
StringBuilder s = new StringBuilder();
JsArray<Region> c = content();
for (int i = 0; i < c.length(); i++) {
Region r = c.get(i);
if (r.ab() != null) {
append(s, r.ab());
} else {
if (r.a() != null) {
append(s, r.a());
}
if (r.b() != null) {
append(s, r.b());
}
}
// TODO skip may need to be handled
}
return s.toString();
}
private static void append(StringBuilder s, JsArrayString lines) {
for (int i = 0; i < lines.length(); i++) {
if (s.length() > 0) {
s.append('\n');
}
s.append(lines.get(i));
}
}
protected DiffInfo() {}
public enum IntraLineStatus {
OFF,
OK,
TIMEOUT,
FAILURE
}
public static class FileMeta extends JavaScriptObject {
public final native String name() /*-{ return this.name; }-*/;
public final native String contentType() /*-{ return this.content_type; }-*/;
public final native int lines() /*-{ return this.lines || 0 }-*/;
public final native JsArray<WebLinkInfo> webLinks() /*-{ return this.web_links; }-*/;
protected FileMeta() {}
}
public static class Region extends JavaScriptObject {
public final native JsArrayString ab() /*-{ return this.ab; }-*/;
public final native JsArrayString a() /*-{ return this.a; }-*/;
public final native JsArrayString b() /*-{ return this.b; }-*/;
public final native int skip() /*-{ return this.skip || 0; }-*/;
public final native boolean common() /*-{ return this.common || false; }-*/;
public final native JsArray<Span> editA() /*-{ return this.edit_a }-*/;
public final native JsArray<Span> editB() /*-{ return this.edit_b }-*/;
protected Region() {}
}
public static class Span extends JavaScriptObject {
public final native int skip() /*-{ return this[0]; }-*/;
public final native int mark() /*-{ return this[1]; }-*/;
protected Span() {}
}
}