#!/usr/bin/env bash

### DEFAULTS

# If not running interactively, don't do anything
case $- in
    *i*) ;;
      *) return;;
esac

[ -f ~/.config/bash/git-prompt.sh ] && . ~/.config/bash/git-prompt.sh
[ -f ~/.config/bash/private.sh ] && . ~/.config/bash/private.sh

### NVM
[ -d "$HOME/.config/nvm" ] \
    && export NVM_DIR="$HOME/.config/nvm" \
    || export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh" --no-use
[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"

### FZF
export FZF_DEFAULT_COMMAND='ag --skip-vcs-ignores --ignore .git --ignore node_modules -g ""'
[ -f /usr/share/doc/fzf/examples/key-bindings.bash  ] \
    && source /usr/share/doc/fzf/examples/key-bindings.bash

do_cd_fzf() {
  local parent="$1"

  cd "${parent}/$(find "${parent}" \
    -maxdepth 1 \
    -mindepth 1 \
    -type d | \
    xargs -I '{}' basename '{}' | \
    fzf)"
}

do_edit_fzf() {
  local dir="$1"

  pushd "$dir" > /dev/null
  local target="$(fzf)"
  
  if [ "${target}" != "" ]; then
    vim "${target}"
  fi

  popd > /dev/null
}

fcd() {
   local file
   local dir
   file=$(fzf +m -q "$1") && dir=$(dirname "$file") && cd "$dir"
}

do_checkout() {
    git for-each-ref --format='%(refname:short)' \
        $([ "$1" == "--remote" ] \
            && printf '%s' 'refs/remotes' \
            || printf '%s' 'refs/heads' ) \
        | fzf \
        | xargs -r git $([ "$1" == "--remote" ] \
            && printf '%s' 'checkout --track' \
            || printf '%s' 'checkout')
}

### GO
export GOPATH=~/.local/go
export PATH="$GOPATH/bin:$PATH"

### Helpers
function uber_download {
	lftp -e "pget -c -n128 \"$1\"; quit"
}

function do_sdcv {
  sdcv -c -0 "$1" | less -r
}

function do_ppwd {
	pwd | xclip -selection clipboard
}

### ALIASES

alias d=docker
alias open=xdg-open
alias vim=nvim
alias ggg=gitui

alias gst="git status"
alias gco="do_checkout"
alias gcm="do_checkout --remote"

alias src="do_cd_fzf ${HOME}/src"

### HISTORY
# Avoid duplicates
HISTCONTROL=ignoredups:erasedups
# When the shell exits, append to the history file instead of overwriting it
shopt -s histappend
# After each command, append to the history file and reread it
PROMPT_COMMAND="${PROMPT_COMMAND:+$PROMPT_COMMAND$'\n'}history -a; history -c; history -r"
# UNLIMITED ~~POWER~~ HISTORY
HISTSIZE=-1
HISTFILESIZE=-1


### Customizations
shopt -s checkwinsize

# Completions
if ! shopt -oq posix; then
  if [ -f /usr/share/bash-completion/bash_completion ]; then
    . /usr/share/bash-completion/bash_completion
  elif [ -f /etc/bash_completion ]; then
    . /etc/bash_completion
  fi
fi

function prompt_text {
	if [ "$EUID" -eq 0 ]; then
		printf '[***ROOT***] # '
	else
		printf '$ '
	fi
}

function prompt_color {
	if [ "$EUID" -eq 0 ]; then
		printf '\e[31m'
	else
		printf '\e[38;5;24m'
	fi
}


function shorten_path {
	local current_path=`pwd`
	local last=`echo $current_path | sed -e 's/[^\/]*\///g'`
	local path=""
	[[ $current_path == "$HOME"* ]] && read -ra path <<< "~"

	current_path=${current_path/"$HOME"/''}
	current_path=${current_path:1}

	IFS="/" read -ra current_path <<< "$current_path"
	for x in "${current_path[@]}"
	do
		if [ "$x" == "$last" ];
		then
			path="${path}/${x}"
		else
			path="${path}/${x:0:1}"
		fi
	done

	echo $path
}

# terminal titles
case "$TERM" in
xterm*|rxvt*)
    PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h: \w\a\]$PS1"
    ;;
*)
    ;;
esac


# make less more friendly for non-text input files, see lesspipe(1)
[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"

# some colors
if [ -x /usr/bin/dircolors ]; then
    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
    alias ls='ls --color=auto'
    #alias dir='dir --color=auto'
    #alias vdir='vdir --color=auto'

    alias grep='grep --color=auto'
    alias fgrep='fgrep --color=auto'
    alias egrep='egrep --color=auto'
fi

export EDITOR=nvim
export PATH="~/.local/bin:$PATH"

export PS1='\[$(prompt_color)\][$(shorten_path)]\[\e[31m\]$(__git_ps1)\n\[$(prompt_color)\]$(prompt_text)\[\033[m\]'
export LS_COLORS='di=1;34:ln=1;31:so=37:pi=1;93:ex=35:bd=37:cd=37:su=37:sg=37:tw=32:ow=32'
export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'