From 0f5b2634227ae1daecd31f5f2fe45d26b40496c6 Mon Sep 17 00:00:00 2001
From: TheWanderingCrow <contact@wanderingcrow.net>
Date: Mon, 4 Nov 2024 11:21:32 -0500
Subject: [PATCH] fish plugins

---
 modules/core.nix     | 11 +++++++++++
 modules/programs.nix |  1 +
 2 files changed, 12 insertions(+)

diff --git a/modules/core.nix b/modules/core.nix
index c04fc50..0cd1cc5 100644
--- a/modules/core.nix
+++ b/modules/core.nix
@@ -88,6 +88,17 @@
             ];
         };
         
+        # REASONING: fish is not a POSIX compliant shell so if something happens we need to use bash as the login shell to prevent an irrecoverable shell
+        programs.bash = {
+            interactiveShellInit = ''
+                if [[ $(${pkgs.procps}/bin/ps --no-header --pid=$PPID --format=comm) != "fish" && -z ''${BASH_EXECUTION_STRING} ]]
+                then
+                    shopt -q login_shell && LOGIN_OPTION='--login || LOGIN_OPTION=""
+                    exec ${pkgs.fish}/bin/fish $LOGIN_OPTION
+                fi
+            '';
+        };
+        
         programs.fish = {
             enable = true;
         };
diff --git a/modules/programs.nix b/modules/programs.nix
index 99409a9..47f6ccd 100644
--- a/modules/programs.nix
+++ b/modules/programs.nix
@@ -139,6 +139,7 @@
             # Fish shell stuff
             [
                 fishPlugins.tide
+                procps
             ]
         );
 }