✨ feat: Add using instruct model in code completion

* ✨ feat: Add MessageBuilder for code completion
* ✨ feat: Add move text from request to comments
* ✨ feat: Add settings for process text of instruct model
* 🐛 fix: Add stop to ollama request validator
* 🐛 fix: Template double delete

CodeHandler.cpp

@@ -0,0 +1,115 @@
+/* 
+ * Copyright (C) 2024 Petr Mironychev
+ *
+ * This file is part of QodeAssist.
+ *
+ * QodeAssist is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * QodeAssist is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with QodeAssist. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "CodeHandler.hpp"
+#include <QHash>
+
+namespace QodeAssist {
+
+QString CodeHandler::processText(QString text)
+{
+    QString result;
+    QStringList lines = text.split('\n');
+    bool inCodeBlock = false;
+    QString pendingComments;
+    QString currentLanguage;
+
+    for (const QString &line : lines) {
+        if (line.trimmed().startsWith("```")) {
+            if (!inCodeBlock) {
+                currentLanguage = detectLanguage(line);
+            }
+            inCodeBlock = !inCodeBlock;
+            continue;
+        }
+
+        if (inCodeBlock) {
+            if (!pendingComments.isEmpty()) {
+                QStringList commentLines = pendingComments.split('\n');
+                QString commentPrefix = getCommentPrefix(currentLanguage);
+
+                for (const QString &commentLine : commentLines) {
+                    if (!commentLine.trimmed().isEmpty()) {
+                        result += commentPrefix + " " + commentLine.trimmed() + "\n";
+                    } else {
+                        result += "\n";
+                    }
+                }
+                pendingComments.clear();
+            }
+            result += line + "\n";
+        } else {
+            QString trimmed = line.trimmed();
+            if (!trimmed.isEmpty()) {
+                pendingComments += trimmed + "\n";
+            } else {
+                pendingComments += "\n";
+            }
+        }
+    }
+
+    return result;
+}
+
+QString CodeHandler::getCommentPrefix(const QString &language)
+{
+    static const QHash<QString, QString> commentPrefixes
+        = {{"python", "#"},  {"py", "#"},          {"lua", "--"},   {"javascript", "//"},
+           {"js", "//"},     {"typescript", "//"}, {"ts", "//"},    {"cpp", "//"},
+           {"c++", "//"},    {"c", "//"},          {"java", "//"},  {"csharp", "//"},
+           {"cs", "//"},     {"php", "//"},        {"ruby", "#"},   {"rb", "#"},
+           {"rust", "//"},   {"rs", "//"},         {"go", "//"},    {"swift", "//"},
+           {"kotlin", "//"}, {"kt", "//"},         {"scala", "//"}, {"r", "#"},
+           {"shell", "#"},   {"bash", "#"},        {"sh", "#"},     {"perl", "#"},
+           {"pl", "#"},      {"haskell", "--"},    {"hs", "--"}};
+
+    return commentPrefixes.value(language.toLower(), "//");
+}
+
+QString CodeHandler::detectLanguage(const QString &line)
+{
+    QString trimmed = line.trimmed();
+    if (trimmed.length() <= 3) { // Если только ```
+        return QString();
+    }
+
+    return trimmed.mid(3).trimmed();
+}
+
+const QRegularExpression &CodeHandler::getFullCodeBlockRegex()
+{
+    static const QRegularExpression
+        regex(R"(```[\w\s]*\n([\s\S]*?)```)", QRegularExpression::MultilineOption);
+    return regex;
+}
+
+const QRegularExpression &CodeHandler::getPartialStartBlockRegex()
+{
+    static const QRegularExpression
+        regex(R"(```[\w\s]*\n([\s\S]*?)$)", QRegularExpression::MultilineOption);
+    return regex;
+}
+
+const QRegularExpression &CodeHandler::getPartialEndBlockRegex()
+{
+    static const QRegularExpression regex(R"(^([\s\S]*?)```)", QRegularExpression::MultilineOption);
+    return regex;
+}
+
+} // namespace QodeAssist