set --extended-glob
set --no-clobber
set --no-unset

. "$HOME/.alias"

if command --identify --builtin-command history >/dev/null; then

  # don't save commands starting with a space in history
  set --hist-space

  # prevent clearing history by accident
  history()
  if [ -t 0 ] && (
    for arg do
      case "${arg}" in
        (-[drsw]?* | --*=*) ;;
        (-*c*) exit;;
      esac
    done
    false
  ) then
    printf 'history: seems you are trying to clear the whole history.\n' >&2
    printf 'are you sure? (yes/no) ' >&2
    case "$(head -n 1)" in
      ([Yy]*) command history "$@";;
      (*)     printf 'history: cancelled.\n' >&2;;
    esac
  else
    command history "$@"
  fi

fi

cp() if [ -t 0 ]; then command cp -i "$@"; else command cp "$@"; fi
mv() if [ -t 0 ]; then command mv -i "$@"; else command mv "$@"; fi
rm() if [ -t 0 ]; then command rm -i "$@"; else command rm "$@"; fi

# normally yash is more POSIX-compliant than /bin/sh :-)
sh() { yash --posix "$@"; }
yash() { command yash "$@"; }
# By re-defining 'yash' using the 'command' built-in, the 'jobs' built-in
# prints a command name that exposes the arguments like
# 'yash --posix -n foo.sh' rather than a command name that hides the
# arguments like 'yash --posix "${@}"'. This applies to the 'yash' command
# invoked via the 'sh' function.

# ensure job control works as expected
case $- in (*m*)
  trap - TSTP TTIN TTOU
esac

# avoid removing existing crontab by accident
crontab()
if [ -t 0 ] && (
  for arg do
    case "${arg}" in
      (-*r*) exit;;
    esac
  done
  false
) then
  printf 'crontab: seems you are trying to clear your crontab.\n' >&2
  printf 'are you sure? (yes/no) ' >&2
  case "$(head -n 1)" in
    ([Yy]*) command crontab "$@";;
    (*)     printf 'crontab: cancelled.\n' >&2;;
  esac
else
  command crontab "$@"
fi

# an alias that opens a file
if command --identify xdg-open >/dev/null 2>&1; then
  alias o='xdg-open'
elif command --identify cmd.exe wslpath >/dev/null 2>&1; then
  alias o='open'
  open() (
    target="$(wslpath -w "$1")"
    cd /mnt/c # suppress UNC path warning
    cmd.exe /c start "$target"
  )
elif command --identify cygstart >/dev/null 2>&1; then
  alias o='cygstart'
elif [ "$(uname)" = Darwin ] 2>/dev/null; then
  alias o='open'
fi

# define some basic variables if missing
: ${PAGER:=less} ${EDITOR:=nvim} ${FCEDIT:=$EDITOR}
: ${LOGNAME:=$(logname)} ${HOSTNAME:=$(uname -n)}

# disable confusing treatment of arguments in the echo command
: ${ECHO_STYLE:=RAW}

# variables needed for command history

if ! [ "${HISTFILE-}" ]; then
    HISTFILE=${XDG_STATE_HOME:-~/.local/state}/yash/history
fi

# create HISTFILE parent directory if missing
! [ -d "${HISTFILE%/*}" ] && mkdir -p "${HISTFILE%/*}"

HISTSIZE=5000

# emulate bash's $SHLVL
if [ "${_old_shlvl+set}" != set ]; then
  _old_shlvl=${SHLVL-}
fi
SHLVL=$((_old_shlvl+1)) 2>/dev/null || SHLVL=1
export SHLVL

# initialize event handlers
COMMAND_NOT_FOUND_HANDLER=()
PROMPT_COMMAND=()
POST_PROMPT_COMMAND=()
YASH_AFTER_CD=()

# find escape sequence to change terminal window title
case "$TERM" in
  (xterm|xterm[+-]*|gnome|gnome[+-]*|putty|putty[+-]*|cygwin)
    _tsl='\033];' _fsl='\a' ;;
  (*)
    _tsl=$( (tput tsl 0; echo) 2>/dev/null |
    sed -e 's;\\;\\\\;g' -e 's;;\\033;g' -e 's;;\\a;g' -e 's;%;%%;g')
    _fsl=$( (tput fsl  ; echo) 2>/dev/null |
    sed -e 's;\\;\\\\;g' -e 's;;\\033;g' -e 's;;\\a;g' -e 's;%;%%;g') ;;
esac

# if terminal window title can be changed...
if [ "$_tsl" ] && [ "$_fsl" ]; then

  # set terminal window title on each prompt
  _set_term_title()
  if [ -t 2 ]; then
    printf "$_tsl"'%s@%s:%s'"$_fsl" "${LOGNAME}" "${HOSTNAME%%.*}" \
      "${${PWD:/$HOME/\~}/#$HOME\//\~\/}" >&2
  fi
  PROMPT_COMMAND=("$PROMPT_COMMAND" '_set_term_title')

  # reset window title when changing host or user
  ssh() {
    if [ -t 2 ]; then printf "$_tsl"'ssh %s'"$_fsl" "$*" >&2; fi
    command ssh "$@"
  }
  su() {
    if [ -t 2 ]; then printf "$_tsl"'su %s'"$_fsl" "$*" >&2; fi
    command su "$@"
  }
  sudo() {
    if [ -t 2 ]; then printf "$_tsl"'sudo %s'"$_fsl" "$*" >&2; fi
    command sudo "$@"
  }
  doas() {
    if [ -t 2 ]; then printf "$_tsl"'doas %s'"$_fsl" "$*" >&2; fi
    command doas "$@"
  }

fi

# define function that updates $_vcs_info and $_vcs_root
_update_vcs_info() {
  typeset type branch
  {
    read --raw-mode type
    read --raw-mode _vcs_root
    read --raw-mode branch
  } <(
    exec 2>/dev/null
    typeset COMMAND_NOT_FOUND_HANDLER=
    while true; do
      if [ -e .git ] || [ . -ef "${GIT_WORK_TREE-}" ]; then
        printf 'git\n%s\n' "${GIT_WORK_TREE:-$PWD}"
        git branch --no-color | sed -n '/^\*/s/^..//p'
        exit
      elif [ -d .hg ]; then
        printf 'hg\n%s\n' "$PWD"
        exec cat .hg/branch
      elif [ -d .svn ]; then
        printf 'svn\n'
        _vcs_root=$(svn info --show-item=wc-root)
        printf '%s\n' "$_vcs_root"
        path=$(svn info --show-item=relative-url)
        case $path in
          (*/branches/*)
            printf '%s\n' "${${path#*/branches/}%%/*}"
        esac
        exit
      fi
      if [ / -ef . ] || [ . -ef .. ]; then
        exit
      fi
      \command cd -P ..
    done
  )
  case "$type#$branch" in
    (hg#default) _vcs_info='hg';;
    (git#master) _vcs_info='git';;
    (*#        ) _vcs_info="$type";;
    (*         ) _vcs_info="$type@$branch";;
  esac
}
# update $_vcs_info on each prompt
PROMPT_COMMAND=("$PROMPT_COMMAND" '_update_vcs_info')

# Firstly, load the common customization script.
# If you don't like settings applied in this script, remove this line.
#. --autoload --no-alias initialization/common

# These are additional aliases that are not defined in the common script.
# Uncomment to enable them.
alias ls='ls --color=auto'
alias gitlog='git log --graph --branches --oneline'
alias sc='shellcheck -s sh'

# And add your own customization below.



# Prompt:
if [ -n "${SSH_CONNECTION-}" ]; then
  _hc='\fy.'     # yellow hostname for SSH remote
else
  _hc='\fg.'     # green hostname for local
fi

if [ "$(id -u)" -eq 0 ]; then
  _uc='\fr.'     # red username for root
  _2c='\fr.'     # red PS2 for root
else
  _uc='\fy.'  # same username color as hostname for non-root user
  _2c=           # PS2 in normal color for non-root user
fi
_dc='\fc.'

YASH_PS1=$_uc'${LOGNAME}'$_hc'@${HOSTNAME%%.*}\fd. '$_dc'${PWD/#$HOME/\~} ${{?:/0/}:+\\fr.$?\\fd. }'$_uc'\$ '
YASH_PS1R='\fm.${_vcs_info}'
YASH_PS1S='\fo.'
YASH_PS2=$_2c'> '
#YASH_PS2R=
YASH_PS2S=$YASH_PS1S
YASH_PS4='\fm.+ '
YASH_PS4S='\fmo.'
unset _hc _uc _2c _dc
# No escape sequences allowed in the POSIXly-correct mode.
PS1='${LOGNAME}@${HOSTNAME%%.*} '$PS1

_update_direnv() {
  eval "$(
    direnv export json |
    jq -r 'to_entries | .[] |
    if .value == null then
      @sh "unset \(.key)"
    else
      @sh "export \(.key)=\(.value)"
    end'
  )"
}
_update_direnv
YASH_AFTER_CD=("$YASH_AFTER_CD" '_update_direnv')

replace() {
    [ "$#" -eq 0 ] && { printf 'Usage: replace <command> [args...]\n' >&2; return 1; }
    
    # Get the tty device
    TTY=$(tty) || { printf 'Failed to get tty\n' >&2; return 1; }

    # Ensure the script is running in an interactive terminal
    case "$TTY" in
        /dev/tty*|/dev/pts/*) ;;
        *) printf 'Not running in a valid terminal\n' >&2; return 1 ;;
    esac

    # Detach from the current terminal and execute the command
    nohup "$@" </dev/null >"$TTY" 2>&1 &
    disown
    exit
}

disowned() {
    [ "$#" -eq 0 ] && { printf 'Usage: disowned <command> [args...]\n' >&2; return 1; }
    
    # Get the tty device
    TTY=$(tty) || { printf 'Failed to get tty\n' >&2; return 1; }

    # Ensure the script is running in an interactive terminal
    case "$TTY" in
        /dev/tty*|/dev/pts/*) ;;
        *) printf 'Not running in a valid terminal\n' >&2; return 1 ;;
    esac

    # Detach from the current terminal and execute the command
    nohup "$@" </dev/null >"$TTY" 2>&1 &
    disown
}

alias foliate='replace foliate'
alias vpager="nvim -R -c 'setlocal nobackup noswapfile nowrap' -"
export LESS='-R --mouse --wheel-lines=3'
. "$HOME/.cargo/env"