Merge pull request #1530 from Trial97/metadata_delete

launcher/minecraft/mod/Mod.cpp

@@ -132,17 +132,23 @@ auto Mod::destroy(QDir& index_dir, bool preserve_metadata, bool attempt_trash) -
     if (!preserve_metadata) {
         qDebug() << QString("Destroying metadata for '%1' on purpose").arg(name());
 
-        if (metadata()) {
-            Metadata::remove(index_dir, metadata()->slug);
-        } else {
-            auto n = name();
-            Metadata::remove(index_dir, n);
-        }
+        destroyMetadata(index_dir);
     }
 
     return Resource::destroy(attempt_trash);
 }
 
+void Mod::destroyMetadata(QDir& index_dir)
+{
+    if (metadata()) {
+        Metadata::remove(index_dir, metadata()->slug);
+    } else {
+        auto n = name();
+        Metadata::remove(index_dir, n);
+    }
+    m_local_details.metadata = nullptr;
+}
+
 auto Mod::details() const -> const ModDetails&
 {
     return m_local_details;

launcher/minecraft/mod/Mod.h

@@ -93,6 +93,8 @@ class Mod : public Resource {
 
     // Delete all the files of this mod
     auto destroy(QDir& index_dir, bool preserve_metadata = false, bool attempt_trash = true) -> bool;
+    // Delete the metadata only
+    void destroyMetadata(QDir& index_dir);
 
     void finishResolvingWithDetails(ModDetails&& details);
 

launcher/minecraft/mod/ModFolderModel.cpp

@@ -233,6 +233,25 @@ bool ModFolderModel::deleteMods(const QModelIndexList& indexes)
     return true;
 }
 
+bool ModFolderModel::deleteModsMetadata(const QModelIndexList& indexes)
+{
+    if (indexes.isEmpty())
+        return true;
+
+    for (auto i : indexes) {
+        if (i.column() != 0) {
+            continue;
+        }
+        auto m = at(i.row());
+        auto index_dir = indexDir();
+        m->destroyMetadata(index_dir);
+    }
+
+    update();
+
+    return true;
+}
+
 bool ModFolderModel::isValid()
 {
     return m_dir.exists() && m_dir.isReadable();

launcher/minecraft/mod/ModFolderModel.h

@@ -81,6 +81,7 @@ class ModFolderModel : public ResourceFolderModel {
 
     /// Deletes all the selected mods
     bool deleteMods(const QModelIndexList& indexes);
+    bool deleteModsMetadata(const QModelIndexList& indexes);
 
     bool isValid();