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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "codestylepool.h"
#include "icodestylepreferencesfactory.h"
#include "icodestylepreferences.h"
#include "tabsettings.h"
#include <coreplugin/icore.h>
#include <utils/filepath.h>
#include <utils/persistentsettings.h>
#include <QMap>
#include <QDebug>
using namespace Utils;
const char codeStyleDataKey[] = "CodeStyleData";
const char displayNameKey[] = "DisplayName";
const char codeStyleDocKey[] = "QtCreatorCodeStyle";
namespace TextEditor {
namespace Internal {
class CodeStylePoolPrivate
{
public:
CodeStylePoolPrivate() = default;
~CodeStylePoolPrivate();
QByteArray generateUniqueId(const QByteArray &id) const;
ICodeStylePreferencesFactory *m_factory = nullptr;
QList<ICodeStylePreferences *> m_pool;
QList<ICodeStylePreferences *> m_builtInPool;
QList<ICodeStylePreferences *> m_customPool;
QMap<QByteArray, ICodeStylePreferences *> m_idToCodeStyle;
QString m_settingsPath;
};
CodeStylePoolPrivate::~CodeStylePoolPrivate()
{
delete m_factory;
}
QByteArray CodeStylePoolPrivate::generateUniqueId(const QByteArray &id) const
{
if (!id.isEmpty() && !m_idToCodeStyle.contains(id))
return id;
int idx = id.size();
while (idx > 0) {
if (!isdigit(id.at(idx - 1)))
break;
idx--;
}
const QByteArray baseName = id.left(idx);
QByteArray newName = baseName.isEmpty() ? QByteArray("codestyle") : baseName;
int i = 2;
while (m_idToCodeStyle.contains(newName))
newName = baseName + QByteArray::number(i++);
return newName;
}
} // Internal
static FilePath customCodeStylesPath()
{
return Core::ICore::userResourcePath("codestyles");
}
CodeStylePool::CodeStylePool(ICodeStylePreferencesFactory *factory, QObject *parent)
: QObject(parent),
d(new Internal::CodeStylePoolPrivate)
{
d->m_factory = factory;
}
CodeStylePool::~CodeStylePool()
{
delete d;
}
FilePath CodeStylePool::settingsDir() const
{
const QString suffix = d->m_factory ? d->m_factory->languageId().toString() : QLatin1String("default");
return customCodeStylesPath().pathAppended(suffix);
}
FilePath CodeStylePool::settingsPath(const QByteArray &id) const
{
return settingsDir().pathAppended(QString::fromUtf8(id + ".xml"));
}
QList<ICodeStylePreferences *> CodeStylePool::codeStyles() const
{
return d->m_pool;
}
QList<ICodeStylePreferences *> CodeStylePool::builtInCodeStyles() const
{
return d->m_builtInPool;
}
QList<ICodeStylePreferences *> CodeStylePool::customCodeStyles() const
{
return d->m_customPool;
}
ICodeStylePreferences *CodeStylePool::cloneCodeStyle(ICodeStylePreferences *originalCodeStyle)
{
return createCodeStyle(originalCodeStyle->id(), originalCodeStyle->tabSettings(),
originalCodeStyle->value(), originalCodeStyle->displayName());
}
ICodeStylePreferences *CodeStylePool::createCodeStyle(const QByteArray &id, const TabSettings &tabSettings,
const QVariant &codeStyleData, const QString &displayName)
{
if (!d->m_factory)
return nullptr;
ICodeStylePreferences *codeStyle = d->m_factory->createCodeStyle();
codeStyle->setId(id);
codeStyle->setTabSettings(tabSettings);
codeStyle->setValue(codeStyleData);
codeStyle->setDisplayName(displayName);
addCodeStyle(codeStyle);
saveCodeStyle(codeStyle);
return codeStyle;
}
void CodeStylePool::addCodeStyle(ICodeStylePreferences *codeStyle)
{
const QByteArray newId = d->generateUniqueId(codeStyle->id());
codeStyle->setId(newId);
d->m_pool.append(codeStyle);
if (codeStyle->isReadOnly())
d->m_builtInPool.append(codeStyle);
else
d->m_customPool.append(codeStyle);
d->m_idToCodeStyle.insert(newId, codeStyle);
// take ownership
codeStyle->setParent(this);
auto doSaveStyle = [this, codeStyle] { saveCodeStyle(codeStyle); };
connect(codeStyle, &ICodeStylePreferences::valueChanged, this, doSaveStyle);
connect(codeStyle, &ICodeStylePreferences::tabSettingsChanged, this, doSaveStyle);
connect(codeStyle, &ICodeStylePreferences::displayNameChanged, this, doSaveStyle);
emit codeStyleAdded(codeStyle);
}
void CodeStylePool::removeCodeStyle(ICodeStylePreferences *codeStyle)
{
const int idx = d->m_customPool.indexOf(codeStyle);
if (idx < 0)
return;
if (codeStyle->isReadOnly())
return;
emit codeStyleRemoved(codeStyle);
d->m_customPool.removeAt(idx);
d->m_pool.removeOne(codeStyle);
d->m_idToCodeStyle.remove(codeStyle->id());
settingsPath(codeStyle->id()).removeFile();
delete codeStyle;
}
ICodeStylePreferences *CodeStylePool::codeStyle(const QByteArray &id) const
{
return d->m_idToCodeStyle.value(id);
}
void CodeStylePool::loadCustomCodeStyles()
{
FilePath dir = settingsDir();
const FilePaths codeStyleFiles = dir.dirEntries({QStringList(QLatin1String("*.xml")), QDir::Files});
for (const FilePath &codeStyleFile : codeStyleFiles) {
// filter out styles which id is the same as one of built-in styles
if (!d->m_idToCodeStyle.contains(codeStyleFile.completeBaseName().toUtf8()))
loadCodeStyle(codeStyleFile);
}
}
ICodeStylePreferences *CodeStylePool::importCodeStyle(const FilePath &fileName)
{
ICodeStylePreferences *codeStyle = loadCodeStyle(fileName);
if (codeStyle)
saveCodeStyle(codeStyle);
return codeStyle;
}
ICodeStylePreferences *CodeStylePool::loadCodeStyle(const FilePath &fileName)
{
ICodeStylePreferences *codeStyle = nullptr;
PersistentSettingsReader reader;
reader.load(fileName);
Store m = reader.restoreValues();
if (m.contains(codeStyleDataKey)) {
const QByteArray id = fileName.completeBaseName().toUtf8();
const QString displayName = reader.restoreValue(displayNameKey).toString();
const Store map = storeFromVariant(reader.restoreValue(codeStyleDataKey));
if (d->m_factory) {
codeStyle = d->m_factory->createCodeStyle();
codeStyle->setId(id);
codeStyle->setDisplayName(displayName);
codeStyle->fromMap(map);
addCodeStyle(codeStyle);
}
}
return codeStyle;
}
void CodeStylePool::saveCodeStyle(ICodeStylePreferences *codeStyle) const
{
const FilePath codeStylesPath = customCodeStylesPath();
// Create the base directory when it doesn't exist
if (!codeStylesPath.exists() && !codeStylesPath.createDir()) {
qWarning() << "Failed to create code style directory:" << codeStylesPath;
return;
}
const FilePath languageCodeStylesPath = settingsDir();
// Create the base directory for the language when it doesn't exist
if (!languageCodeStylesPath.exists() && !languageCodeStylesPath.createDir()) {
qWarning() << "Failed to create language code style directory:" << languageCodeStylesPath;
return;
}
exportCodeStyle(settingsPath(codeStyle->id()), codeStyle);
}
void CodeStylePool::exportCodeStyle(const FilePath &fileName, ICodeStylePreferences *codeStyle) const
{
const Store map = codeStyle->toMap();
const Store tmp = {
{displayNameKey, codeStyle->displayName()},
{codeStyleDataKey, variantFromStore(map)}
};
PersistentSettingsWriter writer(fileName, QLatin1String(codeStyleDocKey));
writer.save(tmp, Core::ICore::dialogParent());
}
} // TextEditor
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