alacritty: add binding to swap foreground color between green and orange

.config/alacritty/alacritty.yml

@@ -99,6 +99,7 @@ key_bindings:
   - { key: Key0,     mods: Control, action: ResetFontSize                }
   - { key: Equals,   mods: Control, action: IncreaseFontSize             }
   - { key: Subtract, mods: Control, action: DecreaseFontSize             }
+  - { key: Backslash, mods: Command, command: "/home/adam/.config/alacritty/swapColors.sh" }
   - { key: Home,                    chars: "\x1bOH",   mode: AppCursor   }
   - { key: Home,                    chars: "\x1b[H",   mode: ~AppCursor  }
   - { key: End,                     chars: "\x1bOF",   mode: AppCursor   }

.config/alacritty/swapColors.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+file="$(dirname $0)/alacritty.yml"
+
+prefix='    foreground: '
+amber="'0xb98000'"
+green="'0x008000'"
+color=$amber
+
+if [ -n "$1" ]
+then
+    [ "$1" == "green" ] && color=$green
+else
+    current=$(grep -oP '^'"$prefix"'\K.*$' "$file")
+    echo $current
+    [ "$current" == "$amber" ] && color=$green
+fi
+
+sed -i 's/^'"${prefix}"'.*/'"${prefix}${color}"'/' "$file"