From 1a0bbdd9acaf1c5edaad6d3f0790c1b02674c0ae Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20Mr=C3=A1zek?= <peterix@gmail.com>
Date: Sun, 21 Feb 2016 01:44:27 +0100
Subject: GH-1453 report version file problems in the version page

---
 application/pages/VersionPage.cpp   | 96 ++++++++++++++++++++++++++++++++++++-
 application/pages/VersionPage.h     |  2 +
 application/pages/VersionPage.ui    | 24 ++++++++--
 application/widgets/ModListView.cpp |  4 ++
 4 files changed, 121 insertions(+), 5 deletions(-)

(limited to 'application')

diff --git a/application/pages/VersionPage.cpp b/application/pages/VersionPage.cpp
index e1abcf0c..f01a2d62 100644
--- a/application/pages/VersionPage.cpp
+++ b/application/pages/VersionPage.cpp
@@ -47,6 +47,51 @@
 #include "icons/IconList.h"
 #include "Exception.h"
 
+#include "MultiMC.h"
+
+class IconProxy : public QIdentityProxyModel
+{
+	Q_OBJECT
+public:
+	
+	IconProxy(QWidget *parentWidget) : QIdentityProxyModel(parentWidget)
+	{
+		connect(parentWidget, &QObject::destroyed, this, &IconProxy::widgetGone);
+		m_parentWidget = parentWidget;
+	}
+	
+	virtual QVariant data(const QModelIndex &proxyIndex, int role = Qt::DisplayRole) const override
+	{
+		QVariant var = QIdentityProxyModel::data(mapToSource(proxyIndex), role);
+		int column = proxyIndex.column();
+		if(column == 0 && role == Qt::DecorationRole && m_parentWidget)
+		{
+			if(!var.isNull())
+			{
+				auto string = var.toString();
+				if(string == "warning")
+				{
+					return MMC->getThemedIcon("status-yellow");
+				}
+				else if(string == "error")
+				{
+					return MMC->getThemedIcon("status-bad");
+				}
+			}
+			return MMC->getThemedIcon("status-good");
+		}
+		return var;
+	}
+private slots:
+	void widgetGone()
+	{
+		m_parentWidget = nullptr;
+	}
+
+private:
+	QWidget *m_parentWidget = nullptr;
+};
+
 QIcon VersionPage::icon() const
 {
 	return ENV.icons()->getIcon(m_inst->iconKey());
@@ -72,11 +117,15 @@ VersionPage::VersionPage(OneSixInstance *inst, QWidget *parent)
 	m_version = m_inst->getMinecraftProfile();
 	if (m_version)
 	{
-		ui->packageView->setModel(m_version.get());
+		auto proxy = new IconProxy(ui->packageView);
+		proxy->setSourceModel(m_version.get());
+		ui->packageView->setModel(proxy);
 		ui->packageView->installEventFilter(this);
 		ui->packageView->setSelectionMode(QAbstractItemView::SingleSelection);
 		connect(ui->packageView->selectionModel(), &QItemSelectionModel::currentChanged,
 				this, &VersionPage::versionCurrent);
+		auto smodel = ui->packageView->selectionModel();
+		connect(smodel, SIGNAL(currentChanged(QModelIndex, QModelIndex)), SLOT(packageCurrent(QModelIndex, QModelIndex)));
 		updateVersionControls();
 		// select first item.
 		preselect(0);
@@ -94,6 +143,49 @@ VersionPage::~VersionPage()
 	delete ui;
 }
 
+void VersionPage::packageCurrent(const QModelIndex &current, const QModelIndex &previous)
+{
+	if (!current.isValid())
+	{
+		ui->frame->clear();
+		return;
+	}
+	int row = current.row();
+	auto patch = m_version->versionPatch(row);
+	auto severity = patch->getProblemSeverity();
+	switch(severity)
+	{
+		case PROBLEM_WARNING:
+			ui->frame->setModText(tr("%1 possibly has issues.").arg(patch->getPatchName()));
+			break;
+		case PROBLEM_ERROR:
+			ui->frame->setModText(tr("%1 has issues!").arg(patch->getPatchName()));
+			break;
+		default:
+		case PROBLEM_NONE:
+			ui->frame->clear();
+			return;
+	}
+
+	auto &problems = patch->getProblems();
+	QString problemOut;
+	for (auto &problem: problems)
+	{
+		if(problem.getSeverity() == PROBLEM_ERROR)
+		{
+			problemOut += tr("Error: ");
+		}
+		else if(problem.getSeverity() == PROBLEM_WARNING)
+		{
+			problemOut += tr("Warning: ");
+		}
+		problemOut += problem.getDescription();
+		problemOut += "\n";
+	}
+	ui->frame->setModDescription(problemOut);
+}
+
+
 void VersionPage::updateVersionControls()
 {
 	ui->forgeBtn->setEnabled(true);
@@ -453,3 +545,5 @@ void VersionPage::on_revertBtn_clicked()
 	updateButtons();
 	preselect(currentIdx);
 }
+
+#include "VersionPage.moc"
diff --git a/application/pages/VersionPage.h b/application/pages/VersionPage.h
index 8f2bf024..216bc30e 100644
--- a/application/pages/VersionPage.h
+++ b/application/pages/VersionPage.h
@@ -90,4 +90,6 @@ public slots:
 
 private slots:
 	void onGameUpdateError(QString error);
+	void packageCurrent(const QModelIndex &current, const QModelIndex &previous);
+
 };
diff --git a/application/pages/VersionPage.ui b/application/pages/VersionPage.ui
index e88888c8..c16208db 100644
--- a/application/pages/VersionPage.ui
+++ b/application/pages/VersionPage.ui
@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>693</width>
-    <height>575</height>
+    <height>750</height>
    </rect>
   </property>
   <layout class="QVBoxLayout" name="verticalLayout">
@@ -32,8 +32,8 @@
       <attribute name="title">
        <string notr="true">Tab 1</string>
       </attribute>
-      <layout class="QHBoxLayout" name="horizontalLayout">
-       <item>
+      <layout class="QGridLayout" name="gridLayout">
+       <item row="0" column="0">
         <widget class="ModListView" name="packageView">
          <property name="verticalScrollBarPolicy">
           <enum>Qt::ScrollBarAlwaysOn</enum>
@@ -49,7 +49,7 @@
          </attribute>
         </widget>
        </item>
-       <item>
+       <item row="0" column="1">
         <layout class="QVBoxLayout" name="verticalLayout_4">
          <item>
           <widget class="QLabel" name="label">
@@ -245,6 +245,16 @@
          </item>
         </layout>
        </item>
+       <item row="1" column="0" colspan="2">
+        <widget class="MCModInfoFrame" name="frame">
+         <property name="sizePolicy">
+          <sizepolicy hsizetype="Preferred" vsizetype="Minimum">
+           <horstretch>0</horstretch>
+           <verstretch>0</verstretch>
+          </sizepolicy>
+         </property>
+        </widget>
+       </item>
       </layout>
      </widget>
     </widget>
@@ -263,6 +273,12 @@
    <header>widgets/LineSeparator.h</header>
    <container>1</container>
   </customwidget>
+  <customwidget>
+   <class>MCModInfoFrame</class>
+   <extends>QFrame</extends>
+   <header>widgets/MCModInfoFrame.h</header>
+   <container>1</container>
+  </customwidget>
  </customwidgets>
  <tabstops>
   <tabstop>tabWidget</tabstop>
diff --git a/application/widgets/ModListView.cpp b/application/widgets/ModListView.cpp
index aa16ad05..51b4a475 100644
--- a/application/widgets/ModListView.cpp
+++ b/application/widgets/ModListView.cpp
@@ -46,6 +46,10 @@ void ModListView::setModel ( QAbstractItemModel* model )
 	head->setStretchLastSection(false);
 	// HACK: this is true for the checkbox column of mod lists
 	auto string = model->headerData(0,head->orientation()).toString();
+	if(head->count() < 1)
+	{
+		return;
+	}
 	if(!string.size())
 	{
 		head->setSectionResizeMode(0, QHeaderView::ResizeToContents);
-- 
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