# fish theme: gentoo

function _git_branch_name
  echo (command git symbolic-ref HEAD 2>/dev/null | sed -e 's|^refs/heads/||')
end

function _is_git_dirty
  echo (command git status -s --ignore-submodules=dirty 2>/dev/null)
end

function fish_prompt                                                                       
  set fish_greeting                                                                        
  set -l cyan (set_color -o cyan)                                                          
  set -l red (set_color -o red)                                                            
  set -l blue (set_color -o blue)                                                          
  set -l green (set_color -o green)                                                        
  set -l normal (set_color normal)                                                         
                                                                                           
  if set -q VIRTUAL_ENV                                                                    
   echo -n -s (set_color white) "(🐍"-(basename "$VIRTUAL_ENV")")" (set_color normal) " "
   #echo -n -s "(vf🐍)"
  end                                                                                      
                                                                                           
  set -l cwd (pwd | sed -e "s!^$HOME!~!g")                                                 
  # output the prompt, left to right:                                                      
  if [ (id -u) = "0" ];                                                                    
   set cwd (basename $cwd)                                                                
   # display host                                                                         
   echo -n -s $red (hostname|cut -d . -f 1) " "                                           
  else                                                                                     
   # display 'user@host:'                                                                 
   echo -n -s $green (whoami) @ $green (hostname|cut -d . -f 1) " "                       
  end                                                                                      
                                                                                           
  # display the current directory name:                                                    
  echo -n -s $blue $cwd $normal                                                            
                                                                                           
  # show git branch and dirty state, if applicable:                                        
  if [ (_git_branch_name) ]                                                                
   set -l git_branch '[' (_git_branch_name) ']'                                           
                                                                                           
   if [ (_is_git_dirty) ]                                                                 
    set git_info $red $git_branch                                                     
   else                                                                                   
    set git_info $cyan $git_branch                                                       
   end                                                                                    
   echo -n -s ' ' $git_info $normal                                                       
  end                                                                                      
                                                                                           
  # terminate with a nice prompt char:                                                     
  if [ (id -u) = "0" ];                                                                    
   set indicate '#'                                                                       
  else                                                                                     
   set indicate '🪷'
  end
  echo -n -s $blue " $indicate " $normal
end