initial server work

src/modules/user/bash/config/prompt.nix

@@ -0,0 +1,103 @@
+''
+check_ssh() {
+  if [ -n "$SSH_CLIENT" ] || [ -n "$SSH_TTY" ]; then
+    ssh_PS1="\n\[\033[01;37m\]\u@\h:\[\033[00m\]"
+    return 0
+  fi
+}
+
+add_icon() {
+  local icon=$1
+  if [[ ! $venv_icons =~ $icon ]]; then
+    venv_icons+="$icon"
+  fi
+}
+
+remove_icon() {
+  local icon=$1
+  venv_icons=''${venv_icons//$icon/}
+}
+
+python_icon="\[\033[01;33m\]\[\033[00m\]"
+node_icon="\[\033[01;93m\]󰌞\[\033[00m\]"
+nix_icon="\[\033[01;34m\]\[\033[00m\]"
+
+check_venv() {
+  if [ -n "$IN_NIX_SHELL" ]; then
+    add_icon "$nix_icon"
+  else
+    remove_icon "$nix_icon"
+  fi
+
+  if [ -n "$VIRTUAL_ENV" ]; then
+    add_icon "$python_icon"
+  else
+    remove_icon "$python_icon"
+  fi
+
+  if [ -d "''${git_root}/node_modules" ]; then
+    add_icon "$node_icon"
+  else
+    remove_icon "$node_icon"
+  fi
+}
+
+set_git_dir() {
+  local superproject_root=$(git rev-parse --show-superproject-working-tree 2>/dev/null)
+  if [[ -n "$superproject_root" ]]; then
+    # If inside a submodule, display only the root of the parent and the submodule name
+    local submodule_name=$(basename "$git_root")
+
+    working_dir="\[\033[01;34m\] ''${superproject_root##*/}/$submodule_name$git_curr_dir\[\033[00m\]"
+  elif [ "$git_curr_dir" == "." ]; then
+    working_dir="\[\033[01;34m\] $git_root_dir\[\033[00m\]"
+    return 0
+  else
+    working_dir="\[\033[01;34m\] $git_root_dir$git_curr_dir\[\033[00m\]"
+    return 0
+  fi
+}
+
+relative_path() {
+  local absolute_target=$(readlink -f "$1")
+  local absolute_base=$(readlink -f "$2")
+  echo "''${absolute_target#$absolute_base}"
+}
+
+check_project() {
+  local git_root=$(git rev-parse --show-toplevel 2>/dev/null)
+
+  if [ -n "$git_root" ]; then
+    local git_branch=$(git branch --show-current 2>/dev/null)
+    git_branch=''${git_branch:-$(git rev-parse --short HEAD 2>/dev/null)}
+
+    local git_curr_dir=$(relative_path "." "$git_root")
+    local git_root_dir=$(basename "$git_root")
+
+    git_branch_PS1="\[\033[01;31m\]$git_branch 󰘬:\[\033[00m\]"
+
+    set_git_dir
+    check_venv
+
+    return 0
+  fi
+}
+
+function set_prompt() {
+  local green_arrow="\[\033[01;32m\]>> "
+  local white_text="\[\033[00m\]"
+  local working_dir="\[\033[01;34m\]\w\[\033[00m\]"
+
+  local ssh_PS1
+  local venv_icons
+  local git_branch_PS1
+
+  check_ssh
+  check_project
+
+  PS1="$ssh_PS1\n$working_dir\n$venv_icons$green_arrow$git_branch_PS1$white_text"
+  return 0
+}
+
+PROMPT_COMMAND="set_prompt"
+''