[desktop] Fix migration options (#220)

Signed-off-by: crueter <swurl@swurl.xyz>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/220
Co-authored-by: crueter <swurl@swurl.xyz>
Co-committed-by: crueter <swurl@swurl.xyz>

3 files changed, 37 insertions, 14 deletions

diff --git a/src/yuzu/migration_worker.cpp b/src/yuzu/migration_worker.cpp
index bd96fec5de..42ec006026 100644
--- a/src/yuzu/migration_worker.cpp
+++ b/src/yuzu/migration_worker.cpp
@@ -1,9 +1,13 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 #include "migration_worker.h"
 
 #include <QMap>
 #include <boost/algorithm/string/predicate.hpp>
 #include <boost/algorithm/string/replace.hpp>
 #include <filesystem>
+#include <qdebug.h>
 
 #include "common/fs/path_util.h"
 
@@ -19,16 +23,17 @@ MigrationWorker::MigrationWorker(const Emulator selected_legacy_emu_,
 void MigrationWorker::process()
 {
     namespace fs = std::filesystem;
-    const auto copy_options = fs::copy_options::update_existing | fs::copy_options::recursive;
+    constexpr auto copy_options = fs::copy_options::update_existing | fs::copy_options::recursive;
 
-    std::string legacy_user_dir   = selected_legacy_emu.get_user_dir();
-    std::string legacy_config_dir = selected_legacy_emu.get_config_dir();
-    std::string legacy_cache_dir  = selected_legacy_emu.get_cache_dir();
+    const fs::path legacy_user_dir   = selected_legacy_emu.get_user_dir();
+    const fs::path legacy_config_dir = selected_legacy_emu.get_config_dir();
+    const fs::path legacy_cache_dir  = selected_legacy_emu.get_cache_dir();
 
-    fs::path eden_dir   = Common::FS::GetEdenPath(Common::FS::EdenPath::EdenDir);
-    fs::path config_dir = Common::FS::GetEdenPath(Common::FS::EdenPath::ConfigDir);
-    fs::path cache_dir  = Common::FS::GetEdenPath(Common::FS::EdenPath::CacheDir);
-    fs::path shader_dir = Common::FS::GetEdenPath(Common::FS::EdenPath::ShaderDir);
+    // TODO(crueter): Make these constexpr since they're defaulted
+    const fs::path eden_dir   = Common::FS::GetEdenPath(Common::FS::EdenPath::EdenDir);
+    const fs::path config_dir = Common::FS::GetEdenPath(Common::FS::EdenPath::ConfigDir);
+    const fs::path cache_dir  = Common::FS::GetEdenPath(Common::FS::EdenPath::CacheDir);
+    const fs::path shader_dir = Common::FS::GetEdenPath(Common::FS::EdenPath::ShaderDir);
 
     try {
         fs::remove_all(eden_dir);
@@ -61,6 +66,14 @@ void MigrationWorker::process()
             fs::create_directory_symlink(legacy_cache_dir, cache_dir);
         }
 #endif
+
+        success_text.append(tr("\n\nNote that your configuration and data will be shared with %1.\n"
+                               "If this is not desirable, delete the following files:\n%2\n%3\n%4")
+                                .arg(tr(selected_legacy_emu.name),
+                                     QString::fromStdString(eden_dir.string()),
+                                     QString::fromStdString(config_dir.string()),
+                                     QString::fromStdString(cache_dir.string())));
+
         break;
     case MigrationStrategy::Move:
         // Rename directories if deletion is requested (achieves the same result)
@@ -83,6 +96,9 @@ void MigrationWorker::process()
         // Default behavior: copy
         fs::copy(legacy_user_dir, eden_dir, copy_options);
 
+// Windows doesn't need any more copies, because cache and config
+// are already children of the root directory
+#ifndef WIN32
         if (fs::is_directory(legacy_config_dir)) {
             fs::copy(legacy_config_dir, config_dir, copy_options);
         }
@@ -90,11 +106,12 @@ void MigrationWorker::process()
         if (fs::is_directory(legacy_cache_dir)) {
             fs::copy(legacy_cache_dir, cache_dir, copy_options);
         }
+#endif
 
         success_text.append(tr("\n\nIf you wish to clean up the files which were left in the old "
                                "data location, you can do so by deleting the following directory:\n"
                                "%1")
-                                .arg(QString::fromStdString(legacy_user_dir)));
+                                .arg(QString::fromStdString(legacy_user_dir.string())));
         break;
     }
 
@@ -104,5 +121,5 @@ void MigrationWorker::process()
         fs::create_directory(shader_dir);
     }
 
-    emit finished(success_text, legacy_user_dir);
+    emit finished(success_text, legacy_user_dir.string());
 }
diff --git a/src/yuzu/migration_worker.h b/src/yuzu/migration_worker.h
index 205e552a94..4d678e7751 100644
--- a/src/yuzu/migration_worker.h
+++ b/src/yuzu/migration_worker.h
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 #ifndef MIGRATION_WORKER_H
 #define MIGRATION_WORKER_H
 
diff --git a/src/yuzu/user_data_migration.cpp b/src/yuzu/user_data_migration.cpp
index 7424fc2c44..df6b7be434 100644
--- a/src/yuzu/user_data_migration.cpp
+++ b/src/yuzu/user_data_migration.cpp
@@ -85,9 +85,11 @@ void UserDataMigrator::ShowMigrationPrompt(QMainWindow *main_window)
 
     BUTTON(QCheckBox, clear_shaders, "Clear Shader Cache", clear_shader_tooltip, true)
 
+    u32 id = 0;
+
 #define RADIO(name, text, tooltip, checkState) \
     BUTTON(QRadioButton, name, text, tooltip, checkState) \
-    group->addButton(name);
+    group->addButton(name, ++id);
 
     RADIO(keep_old, "Keep Old Data", keep_old_data_tooltip, true)
     RADIO(clear_old, "Clear Old Data", clear_old_data_tooltip, false)
@@ -136,16 +138,17 @@ void UserDataMigrator::ShowMigrationPrompt(QMainWindow *main_window)
     }
 
     MigrationWorker::MigrationStrategy strategy;
+
     switch (group->checkedId()) {
     default:
         [[fallthrough]];
-    case 0:
+    case 1:
         strategy = MigrationWorker::MigrationStrategy::Copy;
         break;
-    case 1:
+    case 2:
         strategy = MigrationWorker::MigrationStrategy::Move;
         break;
-    case 2:
+    case 3:
         strategy = MigrationWorker::MigrationStrategy::Link;
         break;
     }