From 1d1209944813f23e0e8818673e5b3a9faf4b7a77 Mon Sep 17 00:00:00 2001
From: Lucas Schwiderski <lucas@lschwiderski.de>
Date: Sat, 25 Feb 2023 17:33:46 +0100
Subject: [PATCH] feat(dtmm): Replace existing mods on import

Closes #19.
---
 crates/dtmm/src/state.rs | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/crates/dtmm/src/state.rs b/crates/dtmm/src/state.rs
index d42d9ac..42f2b41 100644
--- a/crates/dtmm/src/state.rs
+++ b/crates/dtmm/src/state.rs
@@ -185,8 +185,13 @@ impl State {
     }
 
     pub fn add_mod(&mut self, info: ModInfo) {
-        self.mods.push_back(info);
-        self.selected_mod_index = Some(self.mods.len() - 1);
+        if let Some(pos) = self.mods.index_of(&info) {
+            self.mods.set(pos, info);
+            self.selected_mod_index = Some(pos);
+        } else {
+            self.mods.push_back(info);
+            self.selected_mod_index = Some(self.mods.len() - 1);
+        }
     }
 
     pub fn can_move_mod_down(&self) -> bool {