#!/usr/bin/env bash

case "${-}" in
  *i*) ;;
  *) return;;
esac

if [ "${ECOS_BASH_LOADED}" != "yes" ]; then
  ECOS_BASH_LOADED="yes"
else
  return
fi

[ -f "${HOME}/.ecos_bash.before" ] && . "${HOME}/.ecos_bash.before"

_org_path="${PATH}"
export PATH="${HOME}/.ecos_bin:${HOME}/bin:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin"

shopt -s histappend
PROMPT_COMMAND="history -a"
export HISTFILESIZE=10000
export HISTCONTROL=ignoredups

export PAGER="less -Rins"
export EDITOR=vi
export LANG="en_US.UTF-8"
export CLICOLOR=
export LSCOLORS=ExGxFxdxCxegedabagExEx

alias less="less -Rins"
alias ls="ls -F"
alias rm="rm -i"
alias rd="rdesktop -g 1280x600 -K -a 15 -x m -z -P -r sound:off -r clipboard:CLIPBOARD -5"

_has_gnu_ls=
_has_gnu_grep=
_ls="ls"
_grep="grep"
_has_posix_grep=y

case "$(uname -s)" in
  Linux)
    _has_gnu_ls=y
    _has_gnu_grep=y
  ;;
  SunOS)
    _has_posix_grep=n
    [ -x /usr/gnu/bin/ls ] && _has_gnu_ls=y
    [ -x /usr/gnu/bin/grep ] && _has_gnu_grep=y
    # Higher priority directories
    for i in {/opt/csw,/usr/gnu}/{,s}bin; do
      [ -d "${i}" ] && PATH="${i}:${PATH}"
    done
    for i in /usr/{sfw,xpg4}/bin; do
      [ -d "${i}" ] && PATH="${PATH}:${i}"
    done
    alias ping="ping -s"
    alias ping6="ping -A inet6"
    # Hello tmux. Perhaps one day we'll have title with dtterm.
    # But for now we work this around by prepending tmux call with xterm-256color
    # which hopefully exists. Otherwise we have to live with no title.
    if [ -f /usr/share/lib/terminfo/x/xterm-256color ]; then
      alias tmux="TERM=xterm-256color tmux"
    else
      echo "No xterm-256color, using dtterm. Tmux title won't work."
    fi
    [ -f /usr/share/lib/terminfo/?/"${TERM}" ] || export TERM=dtterm
    if command -v ggrep > /dev/null 2>&1; then
      _has_gnu_grep=y
      _grep="ggrep"
    fi
    if command -v gls > /dev/null 2>&1; then
      _has_gnu_ls=y
      _ls="gls"
    fi
  ;;
  FreeBSD)
    # Invalid characters when using en_US.UTF-8.
    alias man="man -o"
    # Multi CPU awesomeness.
    alias top="top -P"
  ;;
  OpenBSD)
    PATH="${PATH}:/usr/X11R6/bin"
    if command -v gls > /dev/null 2>&1; then
      _has_gnu_ls=y
      _ls="gls"
    elif command -v colorls > /dev/null 2>&1; then
      alias ls="colorls -F"
    fi
  ;;
  NetBSD)
    PATH="${PATH}:/usr/pkg/bin:/usr/pkg/sbin"
    if command -v gls > /dev/null 2>&1; then
      _has_gnu_ls=y
      _ls="gls"
    elif command -v colorls > /dev/null 2>&1; then
      alias ls="colorls -F"
    fi
  ;;
  CYGWIN*)
    export PATH="${PATH}:${_org_path}"
  ;;
esac

[ "${_has_gnu_ls}" = y ] && alias ls="${_ls} -F --color=auto"
if [ "${_has_gnu_grep}" = y ]; then
  alias grep="${_grep} --color=auto"
  _has_posix_grep=y
fi
if [ "${_has_posix_grep}" = y ]; then
  alias fgrep="grep -F"
  alias egrep="grep -E"
fi

unset _has_gnu_ls
unset _has_gnu_grep
unset _has_posix_grep
unset _ls
unset _grep

# Custom application I usually install and safe to prioritize
for i in {"${HOME}/app","/opt"}/{tmux,ruby19,node,tarsnap,symon,nginx}/{bin,sbin}; do
  [ -d "${i}" ] && PATH="${i}:${PATH}"
done

# MySQL in common locations highest priority since new = better. Also no compatibility problem.
# Cluster is superset of Enterprise/GPL so it gets highest priority.
# And use only one.
for mydir in {"${HOME}",/app{,s},/opt}/mysql/{{cluster,enterprise}/mysql/,}bin; do
  if [ -d "${mydir}" ]; then
    PATH="${mydir}:${PATH}"
    break
  fi
done

# Mercurial is optional since it will be inconsistent with ssh ... hg if this one gets priority.
# And use only one.
for hgdir in {"${HOME}/app","/opt"}/mercurial{,/bin}; do
  hgbin="${hgdir}/hg"
  if [ -x "${hgbin}" ]; then
    PATH="${PATH}:${hgdir}"
    alias nhg="${hgbin}"
    break
  fi
done

for supbindir in {"${HOME}/app","/opt"}/supervisor{,d}/bin; do
  if [ -d "${supbindir}" ]; then
    PATH="${PATH}:${supbindir}"
    break
  fi
done

case "${TERM}" in
  xterm*|screen*|dtterm*)
    PROMPT_COMMAND='echo -ne "\033]0;'"${USER:-$LOGNAME}@$(uname -n)"': ${PWD}\007";'"${PROMPT_COMMAND}"
    PS1='[\[\e[0;33m\]\u\[\e[0m\]@\[\e[0;32m\]\h\[\e[0m\] \[\e[1;34m\]\W\[\e[0m\]]\$ '
  ;;
  *)
    PS1='[\u@\h \W]\$ '
  ;;
esac

if command -v vim > /dev/null 2>&1; then
  alias vi=vim
  export EDITOR=vim
fi

rm -If "/tmp/.nonexistent.$(date '+%Y%m%d%H%M%S')" 2> /dev/null && alias rm="rm -I"

[ -f "${HOME}/.ecos_bash.after" ] && . "${HOME}/.ecos_bash.after"