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// Copyright (C) Filippo Cucchetto <filippocucchetto@gmail.com>
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "nimsuggestcache.h"
#include "nimconstants.h"
#include "nimsuggest.h"
#include "settings/nimsettings.h"
#include <coreplugin/editormanager/editormanager.h>
#include <coreplugin/editormanager/ieditor.h>
#include <unordered_map>
using namespace Utils;
namespace Nim::Suggest {
class NimSuggestCache final : public QObject
{
public:
NimSuggestCache()
{
setExecutablePath(settings().nimSuggestPath());
QObject::connect(&settings().nimSuggestPath, &StringAspect::changed, this, [this] {
setExecutablePath(settings().nimSuggestPath());
});
Core::EditorManager *editorManager = Core::EditorManager::instance();
connect(editorManager, &Core::EditorManager::editorOpened,
this, &NimSuggestCache::onEditorOpened);
connect(editorManager, &Core::EditorManager::editorAboutToClose,
this, &NimSuggestCache::onEditorClosed);
}
void setExecutablePath(const FilePath &path)
{
if (m_executablePath == path)
return;
m_executablePath = path;
for (const auto &pair : m_nimSuggestInstances)
pair.second->setExecutablePath(path);
}
void onEditorOpened(Core::IEditor *editor)
{
if (editor->document()->mimeType() == Constants::C_NIM_MIMETYPE)
getFromCache(editor->document()->filePath());
}
void onEditorClosed(Core::IEditor *editor)
{
auto it = m_nimSuggestInstances.find(editor->document()->filePath());
if (it != m_nimSuggestInstances.end())
m_nimSuggestInstances.erase(it);
}
NimSuggest *get(const FilePath &filePath)
{
auto it = m_nimSuggestInstances.find(filePath);
if (it == m_nimSuggestInstances.end()) {
auto instance = std::make_unique<NimSuggest>(this);
instance->setProjectFile(filePath);
instance->setExecutablePath(m_executablePath);
it = m_nimSuggestInstances.emplace(filePath, std::move(instance)).first;
}
return it->second.get();
}
std::unordered_map<FilePath, std::unique_ptr<Suggest::NimSuggest>> m_nimSuggestInstances;
FilePath m_executablePath;
};
static NimSuggestCache &cache()
{
static NimSuggestCache theCache;
return theCache;
}
NimSuggest *getFromCache(const FilePath &filePath)
{
return cache().get(filePath);
}
} // Nim::Suggest
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