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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "changepropertyvisitor.h"
#include <qmljs/parser/qmljsast_p.h>
using namespace QmlJS;
using namespace QmlJS::AST;
using namespace QmlDesigner;
using namespace QmlDesigner::Internal;
ChangePropertyVisitor::ChangePropertyVisitor(QmlDesigner::TextModifier &modifier,
quint32 parentLocation,
const QString &name,
const QString &value,
QmlRefactoring::PropertyType propertyType):
QMLRewriter(modifier),
m_parentLocation(parentLocation),
m_name(name),
m_value(value),
m_propertyType(propertyType)
{
}
bool ChangePropertyVisitor::visit(QmlJS::AST::UiObjectDefinition *ast)
{
if (didRewriting())
return false;
const quint32 objectStart = ast->firstSourceLocation().offset;
if (objectStart == m_parentLocation) {
// FIXME: change this to use the QmlJS::Rewriter class
replaceInMembers(ast->initializer, m_name);
return false;
}
return !didRewriting();
}
bool ChangePropertyVisitor::visit(QmlJS::AST::UiObjectBinding *ast)
{
if (didRewriting())
return false;
const quint32 objectStart = ast->qualifiedTypeNameId->identifierToken.offset;
if (objectStart == m_parentLocation) {
// FIXME: change this to use the QmlJS::Rewriter class
replaceInMembers(ast->initializer, m_name);
return false;
}
return !didRewriting();
}
// FIXME: duplicate code in the QmlJS::Rewriter class, remove this
void ChangePropertyVisitor::replaceInMembers(UiObjectInitializer *initializer,
const QString &propertyName)
{
QString prefix, suffix;
int dotIdx = propertyName.indexOf(QLatin1Char('.'));
if (dotIdx != -1) {
prefix = propertyName.left(dotIdx);
suffix = propertyName.mid(dotIdx + 1);
}
for (UiObjectMemberList *members = initializer->members; members; members = members->next) {
UiObjectMember *member = members->member;
// for non-grouped properties:
if (isMatchingPropertyMember(propertyName, member)) {
switch (m_propertyType) {
case QmlRefactoring::ArrayBinding:
insertIntoArray(cast<UiArrayBinding*>(member));
break;
case QmlRefactoring::ObjectBinding:
replaceMemberValue(member, false);
break;
case QmlRefactoring::ScriptBinding:
replaceMemberValue(member, nextMemberOnSameLine(members));
break;
default:
Q_ASSERT(!"Unhandled QmlRefactoring::PropertyType");
}
break;
// for grouped properties:
} else if (!prefix.isEmpty()) {
if (auto def = cast<UiObjectDefinition *>(member)) {
if (toString(def->qualifiedTypeNameId) == prefix)
replaceInMembers(def->initializer, suffix);
}
}
}
}
// FIXME: duplicate code in the QmlJS::Rewriter class, remove this
void ChangePropertyVisitor::replaceMemberValue(UiObjectMember *propertyMember, bool needsSemicolon)
{
QString replacement = m_value;
int startOffset = -1;
int endOffset = -1;
if (auto objectBinding = AST::cast<UiObjectBinding *>(propertyMember)) {
startOffset = objectBinding->qualifiedTypeNameId->identifierToken.offset;
endOffset = objectBinding->initializer->rbraceToken.end();
} else if (auto scriptBinding = AST::cast<UiScriptBinding *>(propertyMember)) {
startOffset = scriptBinding->statement->firstSourceLocation().offset;
endOffset = scriptBinding->statement->lastSourceLocation().end();
} else if (auto arrayBinding = AST::cast<UiArrayBinding *>(propertyMember)) {
startOffset = arrayBinding->lbracketToken.offset;
endOffset = arrayBinding->rbracketToken.end();
} else if (auto publicMember = AST::cast<UiPublicMember*>(propertyMember)) {
if (publicMember->type == AST::UiPublicMember::Signal) {
startOffset = publicMember->firstSourceLocation().offset;
if (publicMember->semicolonToken.isValid())
endOffset = publicMember->semicolonToken.end();
else
endOffset = publicMember->lastSourceLocation().end();
replacement.prepend(QStringLiteral("signal %1 ").arg(publicMember->name));
} else if (publicMember->statement) {
startOffset = publicMember->statement->firstSourceLocation().offset;
if (publicMember->semicolonToken.isValid())
endOffset = publicMember->semicolonToken.end();
else
endOffset = publicMember->statement->lastSourceLocation().end();
} else {
startOffset = publicMember->lastSourceLocation().end();
endOffset = startOffset;
if (publicMember->semicolonToken.isValid())
startOffset = publicMember->semicolonToken.offset;
replacement.prepend(QStringLiteral(": "));
}
} else {
return;
}
if (needsSemicolon)
replacement += QChar::fromLatin1(';');
replace(startOffset, endOffset - startOffset, replacement);
setDidRewriting(true);
}
// FIXME: duplicate code in the QmlJS::Rewriter class, remove this
bool ChangePropertyVisitor::isMatchingPropertyMember(const QString &propName,
UiObjectMember *member)
{
if (auto objectBinding = AST::cast<UiObjectBinding *>(member))
return propName == toString(objectBinding->qualifiedId);
else if (auto scriptBinding = AST::cast<UiScriptBinding *>(member))
return propName == toString(scriptBinding->qualifiedId);
else if (auto arrayBinding = AST::cast<UiArrayBinding *>(member))
return propName == toString(arrayBinding->qualifiedId);
else if (auto publicMember = AST::cast<UiPublicMember *>(member))
return propName == publicMember->name;
else
return false;
}
// FIXME: duplicate code in the QmlJS::Rewriter class, remove this
bool ChangePropertyVisitor::nextMemberOnSameLine(UiObjectMemberList *members)
{
if (members && members->next && members->next->member)
return members->next->member->firstSourceLocation().startLine == members->member->lastSourceLocation().startLine;
else
return false;
}
// FIXME: duplicate code in the QmlJS::Rewriter class, remove this
void ChangePropertyVisitor::insertIntoArray(QmlJS::AST::UiArrayBinding *ast)
{
if (!ast)
return;
UiObjectMember *lastMember = nullptr;
for (UiArrayMemberList *iter = ast->members; iter; iter = iter->next) {
lastMember = iter->member;
}
if (!lastMember)
return;
const int insertionPoint = lastMember->lastSourceLocation().end();
const int depth = calculateIndentDepth(lastMember->firstSourceLocation());
const QString indentedArrayMember = addIndentation(m_value, depth);
replace(insertionPoint, 0, QStringLiteral(",\n") + indentedArrayMember);
setDidRewriting(true);
}
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