From 007f7a7e265fce0702ebbaca49af155ea15d6f3c Mon Sep 17 00:00:00 2001
From: ADAM David Alan Martin <adam@recursive.engineer>
Date: Tue, 8 Nov 2022 20:13:19 -0500
Subject: [PATCH] Colors support for git ahead/behind.

---
 tcshrc.prompt.colors |  2 ++
 tcshrc.prompt.final  | 21 ++++++++++++++++++---
 2 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/tcshrc.prompt.colors b/tcshrc.prompt.colors
index 0b34b25..0ef8724 100644
--- a/tcshrc.prompt.colors
+++ b/tcshrc.prompt.colors
@@ -19,6 +19,8 @@ set depth_color="ansi:3"
 set percent_color="ansi:6"
 #${csi}3;4;38;2;255;192;192;58;2;255;255;255m%}
 set branch_color="underline italic ffc0c0 ul:white"
+set ahead_tracking_color="9f9"
+set behind_tracking_color="f99"
 
 alias load_default_prompt_colors source ${CSHENV_DIR}/tcshrc.prompt.colors
 
diff --git a/tcshrc.prompt.final b/tcshrc.prompt.final
index 04c024a..c35c20f 100644
--- a/tcshrc.prompt.final
+++ b/tcshrc.prompt.final
@@ -25,6 +25,21 @@ if( "${curr_branch_color}" != "${branch_color}" ) then
     set branch_color_seq="%{[`__build_sgr_code no-csi reset ${curr_branch_color}`m"
 endif
 
+if( ! $?curr_ahead_tracking_color ) then
+    set curr_ahead_tracking_color=impossible
+endif
+if( "${curr_ahead_tracking_color}" != "${ahead_tracking_color}" ) then
+    set curr_ahead_tracking_color="${ahead_tracking_color}"
+    set ahead_tracking_color_seq="^[[`__build_sgr_code no-csi reset ${curr_ahead_tracking_color}`m"
+endif
+
+if( ! $?curr_behind_tracking_color ) then
+    set curr_behind_tracking_color=impossible
+endif
+if( "${curr_behind_tracking_color}" != "${behind_tracking_color}" ) then
+    set curr_behind_tracking_color="${behind_tracking_color}"
+    set behind_tracking_color_seq="^[[`__build_sgr_code no-csi reset ${curr_behind_tracking_color}`m"
+endif
 
 if( ! $?curr_percent_color ) then
     set curr_percent_color=impossible
@@ -270,13 +285,13 @@ if( 0 == ${__res} ) then
             set git_ahead_count=`git rev-list --count --right-only \@\{upstream\}..HEAD`
             #echo "Got: ${git_ahead_count}"
             if( 0 != ${git_behind_count} ) then
-                set git_tracking_stat=" -${git_behind_count}"
+                set git_tracking_stat=": -%{${behind_tracking_color_seq}%}${git_behind_count}%{${sgr_reset}%}"
                 if( 0 != ${git_ahead_count} ) then
-                    set git_tracking_stat="${git_tracking_stat},+${git_ahead_count}"
+                    set git_tracking_stat="${git_tracking_stat},+%{${ahead_tracking_color_seq}%}${git_ahead_count}%{${sgr_reset}%}"
                 endif
             else
                 if( 0 != ${git_ahead_count} ) then
-                    set git_tracking_stat=" +${git_ahead_count}"
+                    set git_tracking_stat=": %{${ahead_tracking_color_seq}%}${git_ahead_count}%{${sgr_reset}%}"
                 endif
             endif
         endif