NOISSUE Flatten gui and logic libraries into MultiMC

launcher/minecraft/legacy/LegacyInstance.h

@@ -0,0 +1,140 @@
+/* Copyright 2013-2021 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.
+ */
+
+#pragma once
+
+#include "BaseInstance.h"
+#include "launch/LaunchTask.h"
+
+class ModFolderModel;
+class LegacyModList;
+class WorldList;
+class Task;
+/*
+ * WHY: Legacy instances - from MultiMC 3 and 4 - are here only to provide a way to upgrade them to the current format.
+ */
+class LegacyInstance : public BaseInstance
+{
+    Q_OBJECT
+public:
+
+    explicit LegacyInstance(SettingsObjectPtr globalSettings, SettingsObjectPtr settings, const QString &rootDir);
+
+    virtual void saveNow() override {}
+
+    /// Path to the instance's minecraft.jar
+    QString runnableJar() const;
+
+    //! Path to the instance's modlist file.
+    QString modListFile() const;
+
+    ////// Directories //////
+    QString libDir() const;
+    QString savesDir() const;
+    QString texturePacksDir() const;
+    QString jarModsDir() const;
+    QString loaderModsDir() const;
+    QString coreModsDir() const;
+    QString resourceDir() const;
+    virtual QString instanceConfigFolder() const override;
+    QString gameRoot() const override; // Path to the instance's minecraft directory.
+    QString binRoot() const; // Path to the instance's minecraft bin directory.
+
+    /// Get the curent base jar of this instance. By default, it's the
+    /// versions/$version/$version.jar
+    QString baseJar() const;
+
+    /// the default base jar of this instance
+    QString defaultBaseJar() const;
+    /// the default custom base jar of this instance
+    QString defaultCustomBaseJar() const;
+
+    // the main jar that we actually want to keep when migrating the instance
+    QString mainJarToPreserve() const;
+
+    /*!
+     * Whether or not custom base jar is used
+     */
+    bool shouldUseCustomBaseJar() const;
+
+    /*!
+     * The value of the custom base jar
+     */
+    QString customBaseJar() const;
+
+    std::shared_ptr<LegacyModList> jarModList() const;
+    std::shared_ptr<WorldList> worldList() const;
+
+    /*!
+     * Whether or not the instance's minecraft.jar needs to be rebuilt.
+     * If this is true, when the instance launches, its jar mods will be
+     * re-added to a fresh minecraft.jar file.
+     */
+    bool shouldRebuild() const;
+
+    QString currentVersionId() const;
+    QString intendedVersionId() const;
+
+    QSet<QString> traits() const override
+    {
+        return {"legacy-instance", "texturepacks"};
+    };
+
+    virtual bool shouldUpdate() const;
+    virtual shared_qobject_ptr<Task> createUpdateTask(Net::Mode mode) override;
+
+    virtual QString typeName() const override;
+
+    bool canLaunch() const override
+    {
+        return false;
+    }
+    bool canEdit() const override
+    {
+        return true;
+    }
+    bool canExport() const override
+    {
+        return false;
+    }
+    shared_qobject_ptr<LaunchTask> createLaunchTask(
+            AuthSessionPtr account, MinecraftServerTargetPtr serverToJoin) override
+    {
+        return nullptr;
+    }
+    IPathMatcher::Ptr getLogFileMatcher() override
+    {
+        return nullptr;
+    }
+    QString getLogFileRoot() override
+    {
+        return gameRoot();
+    }
+
+    QString getStatusbarDescription() override;
+    QStringList verboseDescription(AuthSessionPtr session, MinecraftServerTargetPtr serverToJoin) override;
+
+    QProcessEnvironment createEnvironment() override
+    {
+        return QProcessEnvironment();
+    }
+    QMap<QString, QString> getVariables() const override
+    {
+        return {};
+    }
+protected:
+    mutable std::shared_ptr<LegacyModList> jar_mod_list;
+    mutable std::shared_ptr<WorldList> m_world_list;
+};