Mix of themes Bira and Candy for Fish shell

fish_prompt.fish

# Theme based on Candy and Bira theme from oh-my-zsh:
# https://github.com/robbyrussell/oh-my-zsh/blob/master/themes/bira.zsh-theme
# https://github.com/robbyrussell/oh-my-zsh/blob/master/themes/candy.zsh-theme
# Some code stolen from oh-my-fish clearance theme: https://github.com/bpinto/oh-my-fish/blob/master/themes/clearance/

# Preview
# ✪ pg@liege [18:27:11] /home/pg/.local/share/omf/themes/81e4a75d3f586cbe8417d00711261e9b  <master*>
# $ rm -rf / # yolo

# Some configuration
set user_color brgreen
set root_color red
set show_current_time true
set fancy_char_before_user ✪
set fancy_char_before_root ☢

set is_root [ (id -u) = "0" ]

function __user_host
  set -l content
  if eval $is_root;
    echo -n (set_color --bold $root_color)
  else
    echo -n (set_color --bold $user_color)
  end
  echo -n $USER@(hostname|cut -d . -f 1) (set color normal)
end

function __current_path
  echo -n (set_color --bold blue) (pwd) (set_color normal)
end

function __current_time
  echo -n (set_color --bold white)" ["(date '+%H:%M:%S')"]"(set_color normal)
end

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

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

function __git_status
  if [ (_git_branch_name) ]
    set -l git_branch (_git_branch_name)

    if [ (_git_is_dirty) ]
      set git_info '<'$git_branch"*"'>'
    else
      set git_info '<'$git_branch'>'
    end

    echo -n (set_color yellow) $git_info (set_color normal)
  end
end

function __fancy_char_before_user_or_root
  if eval $is_root
    echo -n (set_color red)"$fancy_char_before_root "
  else
    echo -n (set_color white)"$fancy_char_before_user "
  end
  echo -n (set_color normal)
end

function fish_prompt
  __fancy_char_before_user_or_root
  __user_host
  if eval $show_current_time
    __current_time
  end
  __current_path
    set _is_root true
  __git_status
  echo -e ''
    set _is_root false
  echo (set_color white)""(set_color --bold white)"\$ "(set_color normal)
end

function fish_right_prompt
  set -l st $status

  if [ $st != 0 ];
    echo (set_color red) ↵ $st(set_color normal)
  end
end