Console line with simple auto completion

src/batchprocessing.cpp

@@ -13,6 +13,7 @@
 #include <QChart>
 #include <QChartView>
 #include <QLineSeries>
+#include <QCompleter>
 #include "scriptengine.h"
 #include "chartgraph.h"
 
@@ -110,6 +111,35 @@ BatchProcessing::BatchProcessing(Database *database, QWidget *parent) : QDialog(
 
     _textColor = _ui->log->palette().text().color();
 
+    _engine = new Script::ScriptEngine(_database, this);
+    connect(_engine, &Script::ScriptEngine::newMessage, this, &BatchProcessing::newMessage);
+    QStringList apiList;
+    apiList << "core.log" << "core.mark" << "core.unmark" << "core.isMarked" << "core.getObjects" << "core.setMaxthread";
+    apiList << "core.sync" << "core.getString" << "core.getInt" << "core.getFloat" << "core.question" << "core.plot";
+    apiList << "fileName" << "absoluteFileName";
+    _completerModel = new QStringListModel(this);
+    _completerModel->setStringList(apiList);
+    _completer = new QCompleter(_completerModel, this);
+    _ui->consoleLineEdit->setCompleter(_completer);
+    connect(_ui->executeButton, &QPushButton::clicked, _ui->consoleLineEdit, &QLineEdit::returnPressed);
+    connect(_ui->consoleLineEdit, &QLineEdit::returnPressed, [this](){
+        if(!_completer->popup()->isVisible())
+        {
+            QString program = _ui->consoleLineEdit->text();
+            QJSValue val = _engine->eval(program);
+            _ui->consoleLineEdit->addLine();
+            qDebug() << val.toString();
+        }
+    });
+
+    connect(_ui->consoleLineEdit, &QLineEdit::textEdited, [this](const QString &text){
+        QStringList comp = _engine->complete(text);
+        qDebug() << comp;
+        _completerModel->setStringList(comp);
+    });
+
+    _ui->addFilesButton->setAutoDefault(false);
+
     QSettings settings;
     _ui->outputPath->setText(settings.value("batchprocessing/outputpath", QStandardPaths::standardLocations(QStandardPaths::PicturesLocation).first()).toString());
 }
@@ -143,6 +173,15 @@ void BatchProcessing::closeEvent(QCloseEvent *event)
     }
 }
 
+void BatchProcessing::refreshPaths()
+{
+    QStringList paths;
+    for(int i=0; i<_ui->pathsList->count(); i++)
+        paths.append(_ui->pathsList->item(i)->text());
+    _paths = scanDirectories(paths);
+    _engine->setParams("", _paths, _ui->outputPath->text());
+}
+
 void BatchProcessing::addFiles()
 {
     QSettings settings;
@@ -152,6 +191,7 @@ void BatchProcessing::addFiles()
         _ui->pathsList->addItems(files);
         settings.setValue("batchprocessing/inputpath", QFileInfo(files.first()).absolutePath());
     }
+    refreshPaths();
 }
 
 void BatchProcessing::addDir()
@@ -163,6 +203,7 @@ void BatchProcessing::addDir()
         _ui->pathsList->addItem(dir);
         settings.setValue("batchprocessing/inputpath", dir);
     }
+    refreshPaths();
 }
 
 void BatchProcessing::addMarked()
@@ -174,17 +215,20 @@ void BatchProcessing::addMarked()
         if(info.exists() && info.isReadable())
             _ui->pathsList->addItem(file);
     };
+    refreshPaths();
 }
 
 void BatchProcessing::removePath()
 {
     for(auto &item : _ui->pathsList->selectedItems())
         delete item;
+    refreshPaths();
 }
 
 void BatchProcessing::removeAllPaths()
 {
     _ui->pathsList->clear();
+    refreshPaths();
 }
 
 void BatchProcessing::browse()
@@ -208,9 +252,6 @@ void BatchProcessing::runScript()
         _engineThread = new Script::ScriptEngineThread(_database, this);
         connect(_engineThread, &Script::ScriptEngineThread::newMessage, this, &BatchProcessing::newMessage);
         connect(_engineThread, &Script::ScriptEngineThread::finished, this, &BatchProcessing::scriptFinished);
-        QStringList paths;
-        for(int i=0; i<_ui->pathsList->count(); i++)
-             paths.append(_ui->pathsList->item(i)->text());
 
         QFileInfo outDir(_ui->outputPath->text());
         if(outDir.exists() && outDir.isWritable())
@@ -221,7 +262,7 @@ void BatchProcessing::runScript()
             else
                 script = ":/scripts/" + script;
 
-            _engineThread->setParams(script, scanDirectories(paths), _ui->outputPath->text());
+            _engineThread->setParams(script, _paths, _ui->outputPath->text());
             _engineThread->start();
             _ui->startButton->setEnabled(false);
             _ui->stopButton->setEnabled(true);
@@ -329,6 +370,48 @@ void BatchProcessing::plot(const QVariant &graph)
     chart->plot(graph);
 }
 
+ConsoleLine::ConsoleLine(QWidget *parent) : QLineEdit(parent)
+{
+}
+
+void ConsoleLine::addLine()
+{
+    QString line = text();
+    clear();
+    if(_history.size() && _history.last() == line)return;
+
+    _history.append(line);
+    if(_history.size() > 100)_history.removeFirst();
+    _currentLine = _history.size();
+}
+
+void ConsoleLine::keyReleaseEvent(QKeyEvent *event)
+{
+    if(event->key() == Qt::Key_Up)
+    {
+        _currentLine--;
+        if(_currentLine < 0)
+        {
+            _currentLine = -1;
+            clear();
+            return;
+        }
+        setText(_history.at(_currentLine));
+    }
+    else if(event->key() == Qt::Key_Down)
+    {
+        _currentLine++;
+        if(_currentLine >= _history.size())
+        {
+            _currentLine = _history.size();
+            clear();
+            return;
+        }
+        setText(_history.at(_currentLine));
+    }
+    else QLineEdit::keyReleaseEvent(event);
+}
+
 void openDir(const QString &path)
 {
 #ifdef Q_OS_LINUX