From 986881e4e1b19d39ad0efd5a301be7ed439434b1 Mon Sep 17 00:00:00 2001
From: Mr-Wiseguy <mrwiseguyromhacking@gmail.com>
Date: Tue, 3 Sep 2024 00:03:41 -0400
Subject: [PATCH] Expose function for getting the details for currently opened
 mods

---
 librecomp/include/librecomp/mods.hpp |  2 ++
 librecomp/src/mods.cpp               | 35 ++++++++++++++++++++++++++++
 librecomp/src/recomp.cpp             |  5 ++++
 3 files changed, 42 insertions(+)

diff --git a/librecomp/include/librecomp/mods.hpp b/librecomp/include/librecomp/mods.hpp
index c5d47d6..1ca0136 100644
--- a/librecomp/include/librecomp/mods.hpp
+++ b/librecomp/include/librecomp/mods.hpp
@@ -148,6 +148,7 @@ namespace recomp {
         void scan_mods();
         void enable_mod(const std::string& mod_id, bool enabled);
         bool is_mod_enabled(const std::string& mod_id);
+        std::vector<ModDetails> get_mod_details(const std::string& mod_game_id);
 
         // Internal functions, TODO move to an internal header.
         struct PatchData {
@@ -170,6 +171,7 @@ namespace recomp {
             size_t num_opened_mods();
             std::vector<ModLoadErrorDetails> load_mods(const std::string& mod_game_id, uint8_t* rdram, int32_t load_address, uint32_t& ram_used);
             void unload_mods();
+            std::vector<ModDetails> get_mod_details(const std::string& mod_game_id);
         private:
             ModOpenError open_mod(const std::filesystem::path& mod_path, std::string& error_param);
             ModLoadError load_mod(uint8_t* rdram, const std::unordered_map<uint32_t, uint16_t>& section_map, recomp::mods::ModHandle& handle, int32_t load_address, uint32_t& ram_used, std::string& error_param);
diff --git a/librecomp/src/mods.cpp b/librecomp/src/mods.cpp
index 31ea674..91de9a0 100644
--- a/librecomp/src/mods.cpp
+++ b/librecomp/src/mods.cpp
@@ -414,6 +414,41 @@ size_t recomp::mods::ModContext::num_opened_mods() {
     return opened_mods.size();
 }
 
+std::vector<recomp::mods::ModDetails> recomp::mods::ModContext::get_mod_details(const std::string& mod_game_id) {
+    std::vector<ModDetails> ret{};
+    bool all_games = mod_game_id.empty();
+    size_t game_index = (size_t)-1;
+
+    auto find_game_it = mod_game_ids.find(mod_game_id);
+    if (find_game_it != mod_game_ids.end()) {
+        game_index = find_game_it->second;
+    }
+
+    for (const ModHandle& mod : opened_mods) {
+        if (all_games || mod.is_for_game(game_index)) {
+            std::vector<DependencyDetails> cur_dependencies{};
+
+            // TODO the recompiler context isn't available at this point, since it's parsed on mod load.
+            // Move that parsing to mod opening so it can be used here.
+            // for (const auto& cur_dep : mod.recompiler_context->dependencies) {
+            //     cur_dependencies.emplace_back(DependencyDetails{
+            //         .mod_id = cur_dep.mod_id,
+            //         .version = Version{.major = cur_dep.major_version, .minor = cur_dep.minor_version, .patch = cur_dep.patch_version}
+            //     });
+            // }
+
+            ret.emplace_back(ModDetails{
+                .mod_id = mod.manifest.mod_id,
+                .version = mod.manifest.version,
+                .authors = {}, // TODO add mod authors to the manifest and copy them here
+                .dependencies = std::move(cur_dependencies)
+            });
+        }
+    }
+
+    return ret;
+}
+
 std::vector<recomp::mods::ModLoadErrorDetails> recomp::mods::ModContext::load_mods(const std::string& mod_game_id, uint8_t* rdram, int32_t load_address, uint32_t& ram_used) {
     std::vector<recomp::mods::ModLoadErrorDetails> ret{};
     ram_used = 0;
diff --git a/librecomp/src/recomp.cpp b/librecomp/src/recomp.cpp
index 2bd3945..0e8023d 100644
--- a/librecomp/src/recomp.cpp
+++ b/librecomp/src/recomp.cpp
@@ -482,6 +482,11 @@ bool recomp::mods::is_mod_enabled(const std::string& mod_id) {
     return mod_context->is_mod_enabled(mod_id);
 }
 
+std::vector<recomp::mods::ModDetails> recomp::mods::get_mod_details(const std::string& mod_game_id) {
+    std::lock_guard lock { mod_context_mutex };
+    return mod_context->get_mod_details(mod_game_id);
+}
+
 bool wait_for_game_started(uint8_t* rdram, recomp_context* context) {
     game_status.wait(GameStatus::None);