#
# A simple theme that displays relevant, contextual information.
#
# Authors:
#   Sorin Ionescu <[email protected]>
#
# Screenshots:
#   http://i.imgur.com/nrGV6pg.png
#

#
# 16 Terminal Colors
# -- ---------------
#  0 black
#  1 red
#  2 green
#  3 yellow
#  4 blue
#  5 magenta
#  6 cyan
#  7 white
#  8 bright black
#  9 bright red
# 10 bright green
# 11 bright yellow
# 12 bright blue
# 13 bright magenta
# 14 bright cyan
# 15 bright white
#

# Load dependencies.
pmodload 'helper'

#function prompt_sorin_pwd {
  #local pwd="${PWD/#$HOME/~}"

  #if [[ "$pwd" == (#m)[/~] ]]; then
    #_prompt_sorin_pwd="$MATCH"
    #unset MATCH
  #else
    #_prompt_sorin_pwd="${${${${(@j:/:M)${(@s:/:)pwd}##.#?}:h}%/}//\%/%%}/${${pwd:t}//\%/%%}"
  #fi
#}

#function prompt_sorin_git_info {
  #if (( _prompt_sorin_precmd_async_pid > 0 )); then
    ## Append Git status.
    #if [[ -s "$_prompt_sorin_precmd_async_data" ]]; then
      #alias typeset='typeset -g'
      #source "$_prompt_sorin_precmd_async_data"
      #RPROMPT+='${git_info:+${(e)git_info[status]}}'
      #unalias typeset
    #fi

    ## Reset PID.
    #_prompt_sorin_precmd_async_pid=0

    ## Redisplay prompt.
    #zle && zle reset-prompt
  #fi
#}

#function prompt_sorin_precmd_async {
  ## Get Git repository information.
  #if (( $+functions[git-info] )); then
    #git-info
    #typeset -p git_info >! "$_prompt_sorin_precmd_async_data"
  #fi

  ## Signal completion to parent process.
  #kill -WINCH $$
#}

#function prompt_sorin_precmd {
  #setopt LOCAL_OPTIONS
  #unsetopt XTRACE KSH_ARRAYS

  ## Format PWD.
  #prompt_sorin_pwd

  ## Define prompts.
  #RPROMPT='${editor_info[overwrite]}%(?:: %F{1}⏎%f)${VIM:+" %B%F{6}V%f%b"}'

  ## Kill the old process of slow commands if it is still running.
  #if (( _prompt_sorin_precmd_async_pid > 0 )); then
    #kill -KILL "$_prompt_sorin_precmd_async_pid" &>/dev/null
  #fi

  ## Compute slow commands in the background.
  #trap prompt_sorin_git_info WINCH
  #prompt_sorin_precmd_async &!
  #_prompt_sorin_precmd_async_pid=$!
#}

function prompt_paymahn_hg_info {
  if (( _prompt_paymahn_precmd_async_pid > 0 )); then
    # Reset PID.
    _prompt_paymahn_precmd_async_pid=0

    _hg_info=$(_dotfiles_scm_info)

    # Redisplay prompt.
    zle && zle reset-prompt
  fi
}

function prompt_paymahn_precmd_async {

  # Signal completion to parent process.
  kill -WINCH $$
}

function paymahn_func {
  _hg_info=" (unkown)"

  # Kill the old process of slow commands if it is still running.
  if (( _prompt_paymahn_precmd_async_pid > 0 )); then
    kill -KILL "$_prompt_paymahn_precmd_async_pid" &>/dev/null
  fi
  trap prompt_paymahn_hg_info WINCH
  prompt_paymahn_precmd_async &!  _prompt_paymahn_precmd_async_pid=$!

}

function prompt_sorin_setup {
  setopt LOCAL_OPTIONS
  unsetopt XTRACE KSH_ARRAYS
  prompt_opts=(cr percent subst)
  _prompt_sorin_precmd_async_pid=0
  _prompt_sorin_precmd_async_data="${TMPPREFIX}-prompt_sorin_data"

  # Load required functions.
  autoload -Uz add-zsh-hook

  # Add hook for calling git-info before each command.
  # add-zsh-hook precmd prompt_sorin_precmd
  add-zsh-hook precmd paymahn_func

  # Set editor-info parameters.
  zstyle ':prezto:module:editor:info:completing' format '%B%F{7}...%f%b'
  zstyle ':prezto:module:editor:info:keymap:primary' format ' %B%F{1}❯%F{3}❯%F{2}❯%f%b'
  zstyle ':prezto:module:editor:info:keymap:primary:overwrite' format ' %F{3}♺%f'
  zstyle ':prezto:module:editor:info:keymap:alternate' format ' %B%F{2}❮%F{3}❮%F{1}❮%f%b'

  # Set git-info parameters.
  zstyle ':prezto:module:git:info' verbose 'yes'
  zstyle ':prezto:module:git:info:action' format '%F{7}:%f%%B%F{9}%s%f%%b'
  zstyle ':prezto:module:git:info:added' format ' %%B%F{2}✚%f%%b'
  zstyle ':prezto:module:git:info:ahead' format ' %%B%F{13}⬆%f%%b'
  zstyle ':prezto:module:git:info:behind' format ' %%B%F{13}⬇%f%%b'
  zstyle ':prezto:module:git:info:branch' format ' %%B%F{2}%b%f%%b'
  zstyle ':prezto:module:git:info:commit' format ' %%B%F{3}%.7c%f%%b'
  zstyle ':prezto:module:git:info:deleted' format ' %%B%F{1}✖%f%%b'
  zstyle ':prezto:module:git:info:modified' format ' %%B%F{4}✱%f%%b'
  zstyle ':prezto:module:git:info:position' format ' %%B%F{13}%p%f%%b'
  zstyle ':prezto:module:git:info:renamed' format ' %%B%F{5}➜%f%%b'
  zstyle ':prezto:module:git:info:stashed' format ' %%B%F{6}✭%f%%b'
  zstyle ':prezto:module:git:info:unmerged' format ' %%B%F{3}═%f%%b'
  zstyle ':prezto:module:git:info:untracked' format ' %%B%F{7}◼%f%%b'
  zstyle ':prezto:module:git:info:keys' format \
    'status' '$(coalesce "%b" "%p" "%c")%s%A%B%S%a%d%m%r%U%u'

  # Define prompts.
  #PROMPT='${SSH_TTY:+"%F{9}%n%f%F{7}@%f%F{3}%m%f "}%F{4}${_prompt_sorin_pwd}%(!. %B%F{1}#%f%b.)${editor_info[keymap]} '
  #PROMPT='${SSH_TTY:+"%F{9}%n%f%F{7}@%f%F{3}%2m%f "}%F{4}%d%(!. %B%F{1}#%f%b.)${_hg_info} $prompt_newline${editor_info[keymap]} '
  PROMPT='${SSH_TTY:+"%F{9}%n%f%F{7}@%f%F{3}%2m%f "}%F{4}%d%(!. %B%F{1}#%f%b.)${_hg_info} ${editor_info[keymap]} '
  RPROMPT=''
  SPROMPT='zsh: correct %F{1}%R%f to %F{2}%r%f [nyae]? '
}

function prompt_sorin_preview {
  local +h PROMPT=''
  local +h RPROMPT=''
  local +h SPROMPT=''

  editor-info 2>/dev/null
  prompt_preview_theme 'sorin'
}

prompt_sorin_setup "$@"