Added the a function to find items containing the specified text. Returning an item selection.

model/generalsortfiltermodel.cpp

@@ -1,6 +1,8 @@
 #include "generalsortfiltermodel.h"
 #include "metadata.h"
 
+#include <QItemSelection>
+
 GeneralSortFilterModel::GeneralSortFilterModel(std::shared_ptr<TableModel> sourceModel)
     : QSortFilterProxyModel{sourceModel.get()}
     , m_tableModel(sourceModel) {
@@ -9,6 +11,18 @@ GeneralSortFilterModel::GeneralSortFilterModel(std::shared_ptr<TableModel> sourc
   m_collator.setNumericMode(true);
 }
 
+QItemSelection GeneralSortFilterModel::findItems(const QString& text) const {
+  QItemSelection result;
+
+  for (int i = 0; i < rowCount(); ++i) {
+    const QModelIndex localIndex = index(i, 0);
+    if (indexContainsText(localIndex, text)) {
+      result.select(localIndex, index(i, columnCount() - 1));  /// select entire row
+    }
+  }
+  return result;
+}
+
 void GeneralSortFilterModel::appendItems(const QByteArray& jsonDoc) {
   m_tableModel->appendItems(jsonDoc);
 }
@@ -50,3 +64,33 @@ bool GeneralSortFilterModel::lessThan(const QModelIndex& source_left,
   }
   return false;
 }
+
+bool GeneralSortFilterModel::indexContainsText(const QModelIndex& index,
+                                               const QString& text) const {
+  // iterate over USER_FACING_ROLES and call roleDataContainsText(...);
+  // ...for each until text is found or no more roles to check;
+  QListIterator<UserRoles> i(USER_FACING_ROLES);
+  while (i.hasNext()) {
+    const UserRoles role   = i.next();
+    const bool isTextFound = roleDataContainsText(index, role, text);
+    if (isTextFound) {
+      // qInfo() << "Text is found in role:" << role;
+      return true;
+      // } else {
+      //   qDebug() << QString("Can't find text in role %1. Continuing search...").arg(role);
+    }
+  }
+  // qWarning() << "Text not found in any role. Returning false...";
+  return false;
+}
+
+bool GeneralSortFilterModel::roleDataContainsText(const QModelIndex& index,
+                                                  const int role,
+                                                  const QString& text) const {
+  const QString dataString = index.data(role).toString();
+  if (dataString.contains(text, Qt::CaseInsensitive)) {
+    return true;
+  } else {
+    return false;
+  }
+}

model/generalsortfiltermodel.h

@@ -11,6 +11,13 @@ class GeneralSortFilterModel : public QSortFilterProxyModel {
  public:
   explicit GeneralSortFilterModel(std::shared_ptr<TableModel> sourceModel = nullptr);
 
+  /** Returns a QItemSelection with all ModelIndexes which contain the given text.
+   * @brief Returns QItemSelection containing all successful ModelIndex results
+   * @param text To search for
+   * @return QItemSelection containing all successful ModelIndex results
+   */
+  QItemSelection findItems(const QString& text) const;
+
  public slots:
   void appendItems(const QByteArray& jsonDoc);
   bool removeRows(int firstRow, int nRows, const QModelIndex& parentIndex = QModelIndex()) override;
@@ -21,6 +28,9 @@ class GeneralSortFilterModel : public QSortFilterProxyModel {
  private:
   std::shared_ptr<TableModel> m_tableModel;
   QCollator m_collator;  /// for sorting
+
+  bool indexContainsText(const QModelIndex& index, const QString& text) const;
+  bool roleDataContainsText(const QModelIndex& index, const int role, const QString& text) const;
 };
 
 #endif  // GENERALSORTFILTERMODEL_H