[ -e /etc/profile ] && emulate sh -c "source /etc/profile"

if [ "$SHLVL" -le 1 ] && [[ "$TERM" != screen* ]] && [[ "$TERM" != tmux* ]]
then
    if which tmux >/dev/null 2>/dev/null; then
        # create a new session called "what" or attach if it already exists
        LANG="en_US.UTF-8" TZ=":/etc/localtime" tmux new -A -s what && exit
        echo "tmux died ($?), continuing..."
    fi
fi

setopt extended_glob # required for various scripts in this file and otherwise

local host="${(L)HOST}"
fpath=(~/sh $fpath)

function {
    local f
    for f in ~/sh/^([_.]*)(N^/:t); do
        if [[ "$f" == fasd ]]; then
            emulate sh -c "autoload -U $f"
        else
            autoload -Uz $f
        fi
    done
}

HISTFILE=~/.histfile
HISTSIZE=99999
SAVEHIST=99999

function {
    local -a opts
    opts=( no_beep
        append_history share_history # across sessions
        hist_expire_dups_first # sharing/appending will result in dups
        hist_ignore_dups # don't push lines identical to the previous
        hist_ignore_space # don't push lines beginning with spaces
        auto_cd # exec a dir to cd
        auto_pushd # cd acts as pushd
        no_match # error on bad tab-complete
        check_jobs notify # automatic job reporting
        chase_links # cd into link resolves link
        complete_aliases # allow original command completion within alias
        complete_in_word # enable tab completion when cursor between words
        rc_quotes # 'you''re dumb' like "you're dumb"
        brace_ccl # for character ranges like {a-z}
        ksh_typeset # treat `local x=$(cmd)` and `x=$(cmd)` the same
    )
    setopt "${opts[@]}"
}

autoload -U zmv

zmodload zsh/mathfunc
autoload -Uz zcalc

DIRSTACKSIZE=24
dirprev() {
    pushd -q +1
    zle reset-prompt
    precmd
}
dirnext() {
    pushd -q -0
    zle reset-prompt
    precmd
}
dirup() {
    cd ..
    zle reset-prompt
    precmd
}
dirview() {
    # TODO: print under prompt if possible,
    # truncate and columnize
    print
    dirs -v
    zle reset-prompt
}

for x (dirprev dirnext dirup dirview) zle -N $x

bindkey -e # emacs-style keybinds

# oh thank god: http://blog.samsonis.me/2013/12/bash-like-history-search-functionality-for-zsh/
autoload history-search-end
zle -N history-beginning-search-backward-end history-search-end
zle -N history-beginning-search-forward-end history-search-end
bindkey '^[[A' history-beginning-search-backward-end # up
bindkey '^[[B' history-beginning-search-forward-end # down
bindkey '^[OA' history-beginning-search-backward-end # up
bindkey '^[OB' history-beginning-search-forward-end # down

bindkey '^[[3~' delete-char # del

bindkey '^[[1;5D' emacs-backward-word # ctrl+left
bindkey '^[[1;5C' emacs-forward-word # ctrl+right
bindkey '^[[1;3D' dirprev # alt+left
bindkey '^[[1;3C' dirnext # alt+right
bindkey '^[[1;3A' dirup # alt+up
bindkey '^[[1;3B' dirview # alt+down
bindkey -s '^[s' '^Asudo ^E' # alt+s

bindkey -s '^[[6;2~' '\a' # shift+PgDn, do nothing, already at bottom (tmux)

autoload edit-command-line
zle -N edit-command-line # new widget of the same function name
bindkey '^Xe' edit-command-line # ctrl+x -> e

. ~/.-shrc

alias -g OMFG="1>/dev/null"
alias -g STFU="2>/dev/null"
alias -g WHOA='${whoa[@]}'
alias -g WELP='${welp[@]}'

wipe() {
    clear
    clear # twice because mintty is weird
    echo "\e[30m\e[107m"
    printf "*%.0s" {1..$COLUMNS}
    echo "\e[0m\n"
}

for x in ack cd cp ebuild gcc gist grep ln man mkdir mv rm
    alias $x="nocorrect $x"
for x in arith hex curl fc find ftp history let locate rsync scp sftp wget twitch yt ytg ai
    alias $x="noglob $x"
unset x

alias sc="~/sh/sc" # only runs in bash (for now), so be explicit with path
alias pl="print -l" # not in -shrc because this only makes sense with zsh

tw() {
    twitch "$@" OMFG STFU &
}

sum() {
    local sum=0
    for i; do
        sum=$((sum+i))
    done
    echo "$sum"
}

function {
    local t="${TERM%%-*}"
    if [ "$t" = xterm ] || [ "$t" = screen ] || [ "$t" = tmux ]; then
        # set window title
        if [ "$t" = tmux ]; then
            # don't include host, tmux prepends it
            precmd() { print -Pn "\e]2;%~\a" }
        else
            precmd() { print -Pn "\e]2;%M: %~\a" }
        fi
    else
        # act dumb
        precmd() {}
        PROMPT="%# "
        return
    fi

    # zsh adds a % symbol to newline-less output, so my bash prompt is overkill
    # NOTE: i've started hardcoding escapes instead of relying on zsh
    #       because detecting terminal features is too troublesome.
    local s=$'\x1B\x5B' # start escape code
    local e=m           #   end escape code
    local reset="${s}0${e}"
    local good=42 # green
    local  bad=41 # red

    [[ "$host" == neobanshee ]] && good=46 # cyan
    [[ "$host" == spectre ]]    && good=47 # white
    [[ "$host" == wraith ]]     && good=43 # yellow
    [[ "$host" == sabotage ]]   && good=45 # magenta

    # NOTE: i had ${s}10${e} here before, is it still necessary?
    PROMPT="%{$reset${s}%(?.${good}.${bad})${e}${s}97${e}%}%#%{$reset%} "
}

TIMEFMT=$'\e[93m%*U/%*E cpu/real (%P), %MM mem:\e[36m %J\e[0m'

reload() {
    # this doesn't seem to help with _vim_files errors, eh.
    # you wanna rm .zcompdump first, then exit. that's why!
    cd ~
    autoload -U zrecompile
    [ -f .zshrc ] && zrecompile -p .zshrc
    rm -f .zcompdump
    [ -f .zshrc.zwc.old ] && rm -f .zshrc.zwc.old
    [ -f .zcompdump.zwc.old ] && rm -f .zcompdump.zwc.old
    exec zsh # reload shell, inheriting environment
}

if [[ "$host" == "spectre" ]] || [[ "$host" == *"banshee" ]]; then
    # via https://github.com/whjvenyl/fasd
    if [ ! -s "$HOME/.fasd_init" ]; then
        # note that posix-alias defines aliases for the following:
        # a s d f sd sf z zz
        fasd --init \
          posix-alias \
          zsh-hook zsh-ccomp zsh-ccomp-install \
          zsh-wcomp zsh-wcomp-install \
          >| "$HOME/.fasd_init"
    fi
    source "$HOME/.fasd_init"
    alias v="f -e $EDITOR"
fi

# generated by dircolors:
export LS_COLORS='rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:mi=00:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arc=01;31:*.arj=01;31:*.taz=01;31:*.lha=01;31:*.lz4=01;31:*.lzh=01;31:*.lzma=01;31:*.tlz=01;31:*.txz=01;31:*.tzo=01;31:*.t7z=01;31:*.zip=01;31:*.z=01;31:*.dz=01;31:*.gz=01;31:*.lrz=01;31:*.lz=01;31:*.lzo=01;31:*.xz=01;31:*.zst=01;31:*.tzst=01;31:*.bz2=01;31:*.bz=01;31:*.tbz=01;31:*.tbz2=01;31:*.tz=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.war=01;31:*.ear=01;31:*.sar=01;31:*.rar=01;31:*.alz=01;31:*.ace=01;31:*.zoo=01;31:*.cpio=01;31:*.7z=01;31:*.rz=01;31:*.cab=01;31:*.wim=01;31:*.swm=01;31:*.dwm=01;31:*.esd=01;31:*.jpg=01;35:*.jpeg=01;35:*.mjpg=01;35:*.mjpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.svg=01;35:*.svgz=01;35:*.mng=01;35:*.pcx=01;35:*.mov=01;35:*.mpg=01;35:*.mpeg=01;35:*.m2v=01;35:*.mkv=01;35:*.webm=01;35:*.ogm=01;35:*.mp4=01;35:*.m4v=01;35:*.mp4v=01;35:*.vob=01;35:*.qt=01;35:*.nuv=01;35:*.wmv=01;35:*.asf=01;35:*.rm=01;35:*.rmvb=01;35:*.flc=01;35:*.avi=01;35:*.fli=01;35:*.flv=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.yuv=01;35:*.cgm=01;35:*.emf=01;35:*.ogv=01;35:*.ogx=01;35:*.aac=00;36:*.au=00;36:*.flac=00;36:*.m4a=00;36:*.mid=00;36:*.midi=00;36:*.mka=00;36:*.mp3=00;36:*.mpc=00;36:*.ogg=00;36:*.ra=00;36:*.wav=00;36:*.oga=00;36:*.opus=00;36:*.spx=00;36:*.xspf=00;36:'

source ~/.prezto-compinit