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// Copyright (C) 2020 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 "diagnosticmanager.h"
#include "client.h"
#include <coreplugin/editormanager/documentmodel.h>
#include <projectexplorer/project.h>
#include <texteditor/fontsettings.h>
#include <texteditor/textdocument.h>
#include <texteditor/texteditor.h>
#include <texteditor/texteditorsettings.h>
#include <texteditor/textmark.h>
#include <texteditor/textstyles.h>
#include <utils/stringutils.h>
#include <utils/utilsicons.h>
#include <QAction>
using namespace LanguageServerProtocol;
using namespace Utils;
using namespace TextEditor;
namespace LanguageClient {
class TextMark : public TextEditor::TextMark
{
public:
TextMark(const FilePath &fileName, const Diagnostic &diag, const Id &clientId)
: TextEditor::TextMark(fileName, diag.range().start().line() + 1, clientId)
{
setLineAnnotation(diag.message());
setToolTip(diag.message());
const bool isError
= diag.severity().value_or(DiagnosticSeverity::Hint) == DiagnosticSeverity::Error;
setColor(isError ? Theme::CodeModel_Error_TextMarkColor
: Theme::CodeModel_Warning_TextMarkColor);
setIcon(isError ? Icons::CODEMODEL_ERROR.icon()
: Icons::CODEMODEL_WARNING.icon());
}
};
DiagnosticManager::DiagnosticManager(Client *client)
: m_client(client)
, m_extraSelectionsId(TextEditorWidget::CodeWarningsSelection)
{
}
DiagnosticManager::~DiagnosticManager()
{
clearDiagnostics();
}
void DiagnosticManager::setDiagnostics(const DocumentUri &uri,
const QList<Diagnostic> &diagnostics,
const Utils::optional<int> &version)
{
hideDiagnostics(uri.toFilePath());
m_diagnostics[uri] = {version, filteredDiagnostics(diagnostics)};
}
void DiagnosticManager::hideDiagnostics(const Utils::FilePath &filePath)
{
if (auto doc = TextDocument::textDocumentForFilePath(filePath)) {
for (BaseTextEditor *editor : BaseTextEditor::textEditorsForDocument(doc))
editor->editorWidget()->setExtraSelections(m_extraSelectionsId, {});
}
m_marks.remove(filePath);
}
QList<Diagnostic> DiagnosticManager::filteredDiagnostics(const QList<Diagnostic> &diagnostics) const
{
return diagnostics;
}
void DiagnosticManager::disableDiagnostics(TextEditor::TextDocument *document)
{
Marks &marks = m_marks[document->filePath()];
if (!marks.enabled)
return;
for (TextEditor::TextMark *mark : marks.marks)
mark->setColor(Utils::Theme::Color::IconsDisabledColor);
marks.enabled = false;
}
void DiagnosticManager::showDiagnostics(const DocumentUri &uri, int version)
{
const FilePath &filePath = uri.toFilePath();
if (TextDocument *doc = TextDocument::textDocumentForFilePath(filePath)) {
QList<QTextEdit::ExtraSelection> extraSelections;
const VersionedDiagnostics &versionedDiagnostics = m_diagnostics.value(uri);
if (versionedDiagnostics.version.value_or(version) == version
&& !versionedDiagnostics.diagnostics.isEmpty()) {
Marks &marks = m_marks[filePath];
const bool isProjectFile = m_client->project()
&& m_client->project()->isKnownFile(filePath);
for (const Diagnostic &diagnostic : versionedDiagnostics.diagnostics) {
const QTextEdit::ExtraSelection selection
= createDiagnosticSelection(diagnostic, doc->document());
if (!selection.cursor.isNull())
extraSelections << selection;
if (TextEditor::TextMark *mark = createTextMark(filePath, diagnostic, isProjectFile))
marks.marks.append(mark);
}
if (!marks.marks.isEmpty())
emit textMarkCreated(filePath);
}
for (BaseTextEditor *editor : BaseTextEditor::textEditorsForDocument(doc))
editor->editorWidget()->setExtraSelections(m_extraSelectionsId, extraSelections);
}
}
TextEditor::TextMark *DiagnosticManager::createTextMark(const FilePath &filePath,
const Diagnostic &diagnostic,
bool /*isProjectFile*/) const
{
static const auto icon = QIcon::fromTheme("edit-copy", Utils::Icons::COPY.icon());
static const QString tooltip = tr("Copy to Clipboard");
auto mark = new TextMark(filePath, diagnostic, m_client->id());
mark->setActionsProvider([text = diagnostic.message()] {
QAction *action = new QAction();
action->setIcon(icon);
action->setToolTip(tooltip);
QObject::connect(action, &QAction::triggered, [text] {
setClipboardAndSelection(text);
});
return QList<QAction *>{action};
});
return mark;
}
QTextEdit::ExtraSelection DiagnosticManager::createDiagnosticSelection(
const LanguageServerProtocol::Diagnostic &diagnostic, QTextDocument *textDocument) const
{
QTextCursor cursor(textDocument);
cursor.setPosition(diagnostic.range().start().toPositionInDocument(textDocument));
cursor.setPosition(diagnostic.range().end().toPositionInDocument(textDocument),
QTextCursor::KeepAnchor);
const FontSettings &fontSettings = TextEditorSettings::fontSettings();
const DiagnosticSeverity severity = diagnostic.severity().value_or(DiagnosticSeverity::Warning);
const TextStyle style = severity == DiagnosticSeverity::Error ? C_ERROR : C_WARNING;
return QTextEdit::ExtraSelection{cursor, fontSettings.toTextCharFormat(style)};
}
void DiagnosticManager::setExtraSelectionsId(const Utils::Id &extraSelectionsId)
{
// this function should be called before any diagnostics are handled
QTC_CHECK(m_diagnostics.isEmpty());
m_extraSelectionsId = extraSelectionsId;
}
void DiagnosticManager::forAllMarks(std::function<void (TextEditor::TextMark *)> func)
{
for (const Marks &marks : qAsConst(m_marks)) {
for (TextEditor::TextMark *mark : marks.marks)
func(mark);
}
}
void DiagnosticManager::clearDiagnostics()
{
for (const DocumentUri &uri : m_diagnostics.keys())
hideDiagnostics(uri.toFilePath());
m_diagnostics.clear();
QTC_ASSERT(m_marks.isEmpty(), m_marks.clear());
}
QList<Diagnostic> DiagnosticManager::diagnosticsAt(const DocumentUri &uri,
const QTextCursor &cursor) const
{
const int documentRevision = m_client->documentVersion(uri.toFilePath());
auto it = m_diagnostics.find(uri);
if (it == m_diagnostics.end())
return {};
if (documentRevision != it->version.value_or(documentRevision))
return {};
return Utils::filtered(it->diagnostics, [range = Range(cursor)](const Diagnostic &diagnostic) {
return diagnostic.range().overlaps(range);
});
}
bool DiagnosticManager::hasDiagnostic(const LanguageServerProtocol::DocumentUri &uri,
const TextDocument *doc,
const LanguageServerProtocol::Diagnostic &diag) const
{
if (!doc)
return false;
const auto it = m_diagnostics.find(uri);
if (it == m_diagnostics.end())
return {};
const int revision = m_client->documentVersion(uri.toFilePath());
if (revision != it->version.value_or(revision))
return false;
return it->diagnostics.contains(diag);
}
bool DiagnosticManager::hasDiagnostics(const TextDocument *doc) const
{
const FilePath docPath = doc->filePath();
const auto it = m_diagnostics.find(DocumentUri::fromFilePath(docPath));
if (it == m_diagnostics.end())
return {};
const int revision = m_client->documentVersion(docPath);
if (revision != it->version.value_or(revision))
return false;
return !it->diagnostics.isEmpty();
}
DiagnosticManager::Marks::~Marks()
{
qDeleteAll(marks);
}
} // namespace LanguageClient
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