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#include "clangdquickfixfactory.h"

#include "clangdclient.h"
#include "clangmodelmanagersupport.h"

#include <languageclient/languageclientquickfix.h>

using namespace LanguageServerProtocol;

namespace ClangCodeModel {
namespace Internal {

ClangdQuickFixFactory::ClangdQuickFixFactory() = default;

void ClangdQuickFixFactory::match(const CppEditor::Internal::CppQuickFixInterface &interface,
                                  QuickFixOperations &result)
{
    const auto client = ClangModelManagerSupport::instance()->clientForFile(interface.filePath());
    if (!client)
        return;

    const auto uri = DocumentUri::fromFilePath(interface.filePath());
    QTextCursor cursor(interface.textDocument());
    cursor.setPosition(interface.position());
    cursor.select(QTextCursor::LineUnderCursor);
    const QList<Diagnostic> &diagnostics = client->diagnosticsAt(uri, cursor);
    for (const Diagnostic &diagnostic : diagnostics) {
        ClangdDiagnostic clangdDiagnostic(diagnostic);
        if (const auto actions = clangdDiagnostic.codeActions()) {
            for (const CodeAction &action : *actions)
                result << new LanguageClient::CodeActionQuickFixOperation(action, client);
        }
    }
}

} // namespace Internal
} // namespace ClangCodeModel