# Filename        : ~/.zshrc
# Purpose         : setup file for zsh
# Author          : Jeffrey Serio <hyperreal@fedoraproject.org>
# Homepage        : https://hyperreal.coffee
#
# Zsh Manual - https://zsh-manual.netlify.app
# Zsh Guide - https://zsh-guide.netlify.app

# Plugins
if ! test -f "${HOME}/.zplug/init.zsh"; then
    export ZPLUG_HOME="${HOME}/.zplug"
    git clone https://github.com/zplug/zplug $ZPLUG_HOME
fi

source "${HOME}/.zplug/init.zsh"

# Use autosuggestions when typing commands
zplug "zsh-users/zsh-autosuggestions"

# Use a keybinding to complete parts of command from the history file
zplug "zsh-users/zsh-history-substring-search"

# Use syntax highlighting when typing commands
zplug "zsh-users/zsh-syntax-highlighting", defer:2

# Press escape twice to prepend `sudo` to the command line
zplug "plugins/sudo", from:oh-my-zsh

# extract archives
zplug "plugins/extract", from:oh-my-zsh

# systemd aliases
zplug "plugins/systemd", from:oh-my-zsh

# Load file from ~/.zshrc.d
zplug "${HOME}/.zshrc.d", from:local, use:'*'

if ! zplug check; then
    zplug install;
    exec $SHELL $SHELL_ARGS "$@"
fi

zplug load

# -----------------------------------------------------------------------------
# ENVIRONMENT VARS
# -----------------------------------------------------------------------------
export PATH="${HOME}/.config/emacs/bin:${PATH}"
export PAGER="less -FRX"
export MANWIDTH="88"
export MANROFFOPT="-c"
export MANPAGER="less -FRX"
export BAT_PAGER="less -FRX"
export BAT_STYLE="plain"

if test -x "$(command -v emacs)"; then
    EDITOR="emacsclient"
else
    EDITOR="vim"
fi
export EDITOR

# Have less display colours
# from: https://wiki.archlinux.org/index.php/Color_output_in_console#man
export LESS_TERMCAP_mb=$'\e[1;31m'     # begin bold
export LESS_TERMCAP_md=$'\e[1;34m'     # begin blink
export LESS_TERMCAP_so=$'\e[01;0;33m' # begin reverse video
export LESS_TERMCAP_us=$'\e[01;31m'    # begin underline
export LESS_TERMCAP_me=$'\e[0m'        # reset bold/blink
export LESS_TERMCAP_se=$'\e[0m'        # reset reverse video
export LESS_TERMCAP_ue=$'\e[0m'        # reset underline
export GROFF_NO_SGR=1                  # for konsole and gnome-terminal

# HISTSIZE is the number of lines of history that is kept within any given
# running zsh instance. SAVEHIST is the number of lines of history that is
# written out to the HISTFILE when that event occurs. If you use the
# HIST_EXPIRE_DUPS_FIRST option, setting this value larger than the SAVEHIST
# size will give you the difference as a cushion for saving duplicated history
# events.
HISTSIZE=100000
SAVEHIST=65536

# Name of the file used to store command history
HISTFILE="${HOME}/.zsh_history"

# Language
export LANG="en_US.UTF-8"

# Manpages
export MANPATH="${MANPATH:-/usr/share/man:/usr/local/share/man}"

# Add ~/.local/bin to PATH
export PATH="${HOME}/.local/bin:${PATH}"

# Add ~/bin to PATH
export PATH="${HOME}/bin:${PATH}"

# Automatically remove duplicates from these arrays
typeset -gU path cdpath manpath fpath

# compatibility with vterm-buffer-name-string in Emacs
autoload -U add-zsh-hook
add-zsh-hook -Uz chpwd() { print -Pn "\e]2;%m:%2~\a" }

# direnv
eval "$(direnv hook zsh)"

# Ensure always loading the latest version of the emacs-vterm-zsh.sh file
if [[ "$INSIDE_EMACS" = 'vterm' ]] \
    && [[ -n ${EMACS_VTERM_PATH} ]] \
    && [[ -f ${EMACS_VTERM_PATH}/etc/emacs-vterm-zsh.sh ]]; then
        source ${EMACS_VTERM_PATH}/etc/emacs-vterm-zsh.sh
fi