Add directory permission prompt segment

functions/icons.zsh

@@ -78,6 +78,7 @@ case $POWERLEVEL9K_MODE in
       PYTHON_ICON                    $'\U1F40D'             # 🐍
       SWIFT_ICON                     ''
       PUBLIC_IP_ICON                 ''
+      LOCK_ICON                      $'\UE138'              # 
     )
   ;;
   'awesome-fontconfig')
@@ -138,6 +139,7 @@ case $POWERLEVEL9K_MODE in
       PYTHON_ICON                    $'\U1F40D'             # 🐍
       SWIFT_ICON                     ''
       PUBLIC_IP_ICON                 ''
+      LOCK_ICON                      $'\UE138'              # 
     )
   ;;
   *)
@@ -198,6 +200,7 @@ case $POWERLEVEL9K_MODE in
       PYTHON_ICON                    ''
       SWIFT_ICON                     'Swift'
       PUBLIC_IP_ICON                 ''
+      LOCK_ICON                      $'\UE0A2'
     )
   ;;
 esac

powerlevel9k.zsh-theme

@@ -1114,6 +1114,13 @@ prompt_swift_version() {
   "$1_prompt_segment" "$0" "$2" "magenta" "white" "${swift_version}" 'SWIFT_ICON'
 }
 
+# dir_permision: Display information about the user's permission to write in the current directory
+prompt_dir_permission() {
+  if [[ ! -w "$PWD" ]]; then
+    "$1_prompt_segment" "$0_FORBIDDEN" "$2" "red" "226" "" 'LOCK_ICON'
+  fi
+}
+
 ################################################################
 # Prompt processing and drawing
 ################################################################
@@ -1240,4 +1247,3 @@ prompt_powerlevel9k_setup() {
 }
 
 prompt_powerlevel9k_setup "$@"
-