mirror of
https://github.com/Palm1r/QodeAssist.git
synced 2025-11-30 22:43:00 -05:00
116 lines
3.6 KiB
C++
116 lines
3.6 KiB
C++
/*
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* Copyright (C) 2025 Petr Mironychev
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*
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* This file is part of QodeAssist.
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*
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* QodeAssist is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* QodeAssist is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with QodeAssist. If not, see <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <QString>
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#include <QTextCursor>
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#include <QTextBlock>
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#include <texteditor/texteditor.h>
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#include <utils/textutils.h>
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namespace QodeAssist {
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struct RefactorContext
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{
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QString originalText;
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QString textBeforeCursor;
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QString textAfterCursor;
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QString contextBefore;
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QString contextAfter;
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int startPos{0};
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int endPos{0};
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bool isInsertion{false};
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};
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class RefactorContextHelper
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{
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public:
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static RefactorContext extractContext(TextEditor::TextEditorWidget *editor,
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const Utils::Text::Range &range,
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int contextLinesBefore = 3,
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int contextLinesAfter = 3)
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{
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RefactorContext ctx;
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if (!editor) {
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return ctx;
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}
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QTextDocument *doc = editor->document();
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ctx.startPos = range.begin.toPositionInDocument(doc);
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ctx.endPos = range.end.toPositionInDocument(doc);
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ctx.isInsertion = (ctx.startPos == ctx.endPos);
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if (!ctx.isInsertion) {
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QTextCursor cursor(doc);
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cursor.setPosition(ctx.startPos);
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cursor.setPosition(ctx.endPos, QTextCursor::KeepAnchor);
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ctx.originalText = cursor.selectedText();
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ctx.originalText.replace(QChar(0x2029), "\n");
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} else {
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QTextCursor cursor(doc);
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cursor.setPosition(ctx.startPos);
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int posInBlock = cursor.positionInBlock();
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cursor.movePosition(QTextCursor::StartOfBlock);
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cursor.movePosition(QTextCursor::Right, QTextCursor::KeepAnchor, posInBlock);
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ctx.textBeforeCursor = cursor.selectedText();
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cursor.setPosition(ctx.startPos);
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cursor.movePosition(QTextCursor::EndOfBlock, QTextCursor::KeepAnchor);
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ctx.textAfterCursor = cursor.selectedText();
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}
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ctx.contextBefore = extractContextLines(doc, ctx.startPos, contextLinesBefore, true);
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ctx.contextAfter = extractContextLines(doc, ctx.endPos, contextLinesAfter, false);
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return ctx;
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}
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private:
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static QString extractContextLines(QTextDocument *doc, int position, int lineCount, bool before)
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{
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QTextCursor cursor(doc);
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cursor.setPosition(position);
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QTextBlock currentBlock = cursor.block();
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QStringList lines;
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if (before) {
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QTextBlock block = currentBlock.previous();
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for (int i = 0; i < lineCount && block.isValid(); ++i) {
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lines.prepend(block.text());
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block = block.previous();
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}
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} else {
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QTextBlock block = currentBlock.next();
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for (int i = 0; i < lineCount && block.isValid(); ++i) {
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lines.append(block.text());
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block = block.next();
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}
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}
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return lines.join('\n');
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}
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};
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} // namespace QodeAssist
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