Reorganize logic code.

logic/java/JavaVersionList.cpp

@@ -0,0 +1,241 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <QtNetwork>
+#include <QtXml>
+#include <QRegExp>
+
+#include "MultiMC.h"
+#include "logger/QsLog.h"
+
+#include "logic/java/JavaVersionList.h"
+#include "logic/java/JavaCheckerJob.h"
+#include "logic/java/JavaUtils.h"
+
+JavaVersionList::JavaVersionList(QObject *parent) : BaseVersionList(parent)
+{
+}
+
+Task *JavaVersionList::getLoadTask()
+{
+	return new JavaListLoadTask(this);
+}
+
+const BaseVersionPtr JavaVersionList::at(int i) const
+{
+	return m_vlist.at(i);
+}
+
+bool JavaVersionList::isLoaded()
+{
+	return m_loaded;
+}
+
+int JavaVersionList::count() const
+{
+	return m_vlist.count();
+}
+
+int JavaVersionList::columnCount(const QModelIndex &parent) const
+{
+	return 3;
+}
+
+QVariant JavaVersionList::data(const QModelIndex &index, int role) const
+{
+	if (!index.isValid())
+		return QVariant();
+
+	if (index.row() > count())
+		return QVariant();
+
+	auto version = std::dynamic_pointer_cast<JavaVersion>(m_vlist[index.row()]);
+	switch (role)
+	{
+	case Qt::DisplayRole:
+		switch (index.column())
+		{
+		case 0:
+			return version->id;
+
+		case 1:
+			return version->arch;
+
+		case 2:
+			return version->path;
+
+		default:
+			return QVariant();
+		}
+
+	case Qt::ToolTipRole:
+		return version->descriptor();
+
+	case VersionPointerRole:
+		return qVariantFromValue(m_vlist[index.row()]);
+
+	default:
+		return QVariant();
+	}
+}
+
+QVariant JavaVersionList::headerData(int section, Qt::Orientation orientation, int role) const
+{
+	switch (role)
+	{
+	case Qt::DisplayRole:
+		switch (section)
+		{
+		case 0:
+			return "Version";
+
+		case 1:
+			return "Arch";
+
+		case 2:
+			return "Path";
+
+		default:
+			return QVariant();
+		}
+
+	case Qt::ToolTipRole:
+		switch (section)
+		{
+		case 0:
+			return "The name of the version.";
+
+		case 1:
+			return "The architecture this version is for.";
+
+		case 2:
+			return "Path to this Java version.";
+
+		default:
+			return QVariant();
+		}
+
+	default:
+		return QVariant();
+	}
+}
+
+BaseVersionPtr JavaVersionList::getTopRecommended() const
+{
+	auto first = m_vlist.first();
+	if(first != nullptr)
+	{
+		return first;
+	}
+	else
+	{
+		return BaseVersionPtr();
+	}
+}
+
+void JavaVersionList::updateListData(QList<BaseVersionPtr> versions)
+{
+	beginResetModel();
+	m_vlist = versions;
+	m_loaded = true;
+	endResetModel();
+	// NOW SORT!!
+	// sort();
+}
+
+void JavaVersionList::sort()
+{
+	// NO-OP for now
+}
+
+JavaListLoadTask::JavaListLoadTask(JavaVersionList *vlist) : Task()
+{
+	m_list = vlist;
+	m_currentRecommended = NULL;
+}
+
+JavaListLoadTask::~JavaListLoadTask()
+{
+}
+
+void JavaListLoadTask::executeTask()
+{
+	setStatus(tr("Detecting Java installations..."));
+
+	JavaUtils ju;
+	QList<QString> candidate_paths = ju.FindJavaPaths();
+
+	m_job = std::shared_ptr<JavaCheckerJob>(new JavaCheckerJob("Java detection"));
+	connect(m_job.get(), SIGNAL(finished(QList<JavaCheckResult>)), this, SLOT(javaCheckerFinished(QList<JavaCheckResult>)));
+	connect(m_job.get(), SIGNAL(progress(int, int)), this, SLOT(checkerProgress(int, int)));
+
+	QLOG_DEBUG() << "Probing the following Java paths: ";
+	int id = 0;
+	for(QString candidate : candidate_paths)
+	{
+		QLOG_DEBUG() << " " << candidate;
+
+		auto candidate_checker = new JavaChecker();
+		candidate_checker->path = candidate;
+		candidate_checker->id = id;
+		m_job->addJavaCheckerAction(JavaCheckerPtr(candidate_checker));
+
+		id++;
+	}
+
+	m_job->start();
+}
+
+void JavaListLoadTask::checkerProgress(int current, int total)
+{
+	float progress = (current * 100.0) / total;
+	this->setProgress((int) progress);
+}
+
+void JavaListLoadTask::javaCheckerFinished(QList<JavaCheckResult> results)
+{
+	QList<JavaVersionPtr> candidates;
+
+	QLOG_DEBUG() << "Found the following valid Java installations:";
+	for(JavaCheckResult result : results)
+	{
+		if(result.valid)
+		{
+			JavaVersionPtr javaVersion(new JavaVersion());
+
+			javaVersion->id = result.javaVersion;
+			javaVersion->arch = result.mojangPlatform;
+			javaVersion->path = result.path;
+			candidates.append(javaVersion);
+
+			QLOG_DEBUG() << " " << javaVersion->id << javaVersion->arch << javaVersion->path;
+		}
+	}
+
+	QList<BaseVersionPtr> javas_bvp;
+	for (auto java : candidates)
+	{
+		//QLOG_INFO() << java->id << java->arch << " at " << java->path;
+		BaseVersionPtr bp_java = std::dynamic_pointer_cast<BaseVersion>(java);
+
+		if (bp_java)
+		{
+			javas_bvp.append(java);
+		}
+	}
+
+	m_list->updateListData(javas_bvp);
+	emitSucceeded();
+}