# plugins - fzf
# fzf is automatically picked up by /etc/profile on cygwin, but manjaro installs them here
if [[ -a /usr/share/fzf/key-bindings.zsh ]] && [[ -a /usr/share/fzf/completion.zsh ]]; then
	export FZF_DEFAULT_OPTS='--no-height --no-reverse'
	source /usr/share/fzf/key-bindings.zsh
	source /usr/share/fzf/completion.zsh
fi

# magic cd
setopt autocd
export CDPATH=".:$HOME:$HOME/devil:$HOME/src"

# just enables a bit nicer life when copy/pasting commands from docs
setopt interactive_comments

# completions
setopt complete_in_word   # complete both ends of words
setopt always_to_end      # and move cursor to the end afterward
setopt auto_menu          # <tab><tab> brings up the menu ...
setopt no_menu_complete   # ... and does not select the first option
setopt auto_param_slash   # convenience: add trailing / after directories
setopt extended_glob
setopt no_case_glob
setopt no_flow_control
# complete . and ..
zstyle ':completion:*' special-dirs true
# complete the middle of words e.g. lc -> pluralcafe
zstyle ':completion:*' matcher-list 'm:{a-zA-Z}={A-Za-z}' 'r:|=*' 'l:|=* r:|=*'
# cache completions
zstyle ':completion::complete:*' use-cache yes
zstyle ':completion::complete:*' cache-path "$HOME/.zcompcache"
# enable completions
autoload -Uz compinit && compinit

# history
HISTFILE=${ZDOTDIR:-$HOME}/.zsh_history
HISTSIZE=10000
SAVEHIST=$HISTSIZE
setopt extended_history   # write timestamp
setopt inc_append_history # write always, not just at end of session
setopt hist_ignore_space  # add leading space to hide from history
setopt hist_ignore_dups   # deduplicate commands run twice in a row
setopt hist_verify        # confirm before executing

# vi mode
bindkey -v
# make backspace and delete behave like vim
bindkey -M viins '^?' backward-delete-char
bindkey -M viins '^H' backward-delete-char
bindkey -M viins '^[[3~' delete-char
# display block cursor in normal mode
function zle-keymap-select zle-line-init zle-line-finish {
	case $KEYMAP in
		vicmd)      echo -ne "\e[2 q";;
		viins|main) echo -ne "\e[6 q";;
	esac
	zle reset-prompt
	zle -R
}
zle -N zle-keymap-select
zle -N zle-line-init
zle -N zle-line-finish

# colors in various core utils
alias diff='diff --color'
alias ls='ls --color=auto'
export LESS='-R'
grep_opts="--color=auto --exclude-dir=.git"
alias grep="grep $grep_opts"
alias egrep="egrep $grep_opts"
alias fgrep="fgrep $grep_opts"
unset grep_opts

# dots go up
alias -g ...='../..'
alias -g ....='../../..'
alias -g .....='../../../..'

# aliases
alias cls=clear
alias config='git --git-dir=$HOME/.dotfiles --work-tree=$HOME'
alias ll='ls -l --almost-all --no-group --human-readable'
alias mkdir='mkdir -p'

if command -v gpg2 &> /dev/null; then
	alias gpg='gpg2'
fi

if [[ "$OSTYPE" == 'cygwin' ]]; then
	alias sudo='cygstart --action=runas'
fi

# collapse spaces into tabs in-place
# spacetotab <FILE> [WIDTH=4]
function spacetotab () {
	unexpand --tabs=${2:-4} --first-only "$1" > "$1.tmp"
	mv "$1.tmp" "$1"
}

# prompt
# TODO maybe just use someone else's theme altogether
# TODO location should control its length a little better
# TODO only color the last segment of the path (pwd)
setopt prompt_subst
autoload -Uz vcs_info
zstyle ':vcs_info:*' enable git
zstyle ':vcs_info:*' actionformats '%F{purple}[%F{green}%b%F{olive}|%F{red}%a%F{purple}]%f '
zstyle ':vcs_info:*' formats '%F{purple}[%F{green}%b%F{purple}]%f '
precmd () { 
	[[ "$(git rev-parse --is-inside-work-tree 2>/dev/null)" == "true" ]] && vcs_info || vcs_info_msg_0_=""
}

user="%n"
if [[ -n "$SSH_CLIENT" || "$USER" == "root" ]]; then
	user+="@%M"
fi
last_status="%(?.%F{green}%#.%F{red}%?)%f"
location="%F{blue}%3~%f"
PROMPT="[$user:$location] "'${vcs_info_msg_0_}'"${last_status} "
unset user
unset last_status
unset location

# display a fortune when opening an interactive terminal
tty -s && fortune $HOME/fortunes 2>/dev/null ||: