HISTFILE=~/.histfile
HISTSIZE=2200
SAVEHIST=2000
setopt extendedglob
bindkey -v		# I do vi
bindkey '^R' history-incremental-search-backward

autoload -Uz compinit
compinit
zstyle ':completion:*' menu select
zmodload zsh/complist
compinit
_comp_options+=(globdots)		# Include hidden files.

# COLORS
autoload -U colors && colors
# less settings
export LESS='--RAW-CONTROL-CHARS --LONG-PROMPT --ignore-case --use-color'
# Colors in man pages
export MANPAGER='less -R --use-color -Dd+177 -Du+45'
export MANROFFOPT='-c'

# Print timing statistics of long running commands
REPORTTIME='10'

stty stop undef		# Disable ctrl-s to freeze terminal.

## Aliases

# GNU coreutils
alias ls='ls --all --color=auto --classify --group-directories-first --human-readable --sort=extension'
alias cp='cp -i'		# confirm before overwriting something
alias df='df -h'		# human-readable sizes
alias du='du -h'
alias free='free -h' 
# GNU grep & frontends
function () {
    local grepfrontend
    for grepfrontend in grep xzgrep zgrep zstdgrep; alias "$grepfrontend"="${grepfrontend} --color=auto"
}


## Options

# Changing Directories
setopt AUTO_CD

# Completion
setopt COMPLETE_IN_WORD
setopt GLOB_COMPLETE
setopt LIST_PACKED

# Expansion and Globbing
setopt EXTENDED_GLOB
setopt GLOB_DOTS
setopt WARN_CREATE_GLOBAL

# Input/Output
setopt CORRECT
setopt CORRECT_ALL
setopt INTERACTIVE_COMMENTS
setopt RM_STAR_WAIT

# Job Control
setopt LONG_LIST_JOBS

# Prompting
setopt PROMPT_SUBST

# Shell Emulation
setopt BSD_ECHO

## Completion

# Set up completion cache directories
[[ -d "${XDG_CACHE_HOME:-${HOME}/.cache}/zsh/zcompcache" ]] || mkdir -p -- "${XDG_CACHE_HOME:-${HOME}/.cache}/zsh/zcompcache"

autoload -Uz compinit
compinit -d "${XDG_CACHE_HOME:-${HOME}/.cache}/zsh/zcompdump"

zstyle ':completion::complete:*' cache-path "${XDG_CACHE_HOME:-${HOME}/.cache}/zsh/zcompcache"
zstyle ':completion::complete:*' use-cache true
#zstyle ':completion:*' rehash true

zstyle ':completion:*' verbose yes
zstyle ':completion:*' menu select=1 select=long-list

# Zsh sets directory color to red by default. Explicitly set directory color to blue when LS_COLORS is not set.
zstyle ':completion:*:default' list-colors "${(s.:.)LS_COLORS:-di=01;34:}"

zstyle ':completion:*' list-dirs-first true
zstyle ':completion:*' list-grouped true
zstyle ':completion:*' group-name ''
zstyle ':completion:*' list-suffixes true

zstyle ':completion:*:manuals' separate-sections true
zstyle ':completion:*:manuals.*' insert-sections true

zstyle ':completion:*:descriptions' format '%U%F{cyan}%d%f%u'

zstyle ':completion:*' matcher-list '' 'm:{[:lower:][:upper:]}={[:upper:][:lower:]}' 'r:|[._-]=** r:|=**' 'l:|=* r:|=*'
zstyle ':completion:*' completer _complete _ignored _correct _approximate _expand

# Ignore completion functions (until the _ignored completer)
zstyle ':completion:*:functions' ignored-patterns '_*'

zstyle ':completion:*:*:-command-:*:*' ignored-patterns '_*'

zstyle ':completion:*:*:-subscript-:*' tag-order indexes parameters

zstyle ':completion:*' select-prompt '%SScrolling active: current selection at %p%s'

# Word characters are alphanumeric characters only. Despite the name it does not match the behaviour of Bash.
autoload -Uz select-word-style
select-word-style bash

## Prompt

function () {
	local prompt_part_username='%B%F{red}%n%f$b'
	local prompt_part_hostname='%B%F{red}%{${SSH_TTY+%B}%}%M%{${SSH_TTY+%b}%}%f%b'
	local prompt_part_path='%F{blue}%(!.%/.%~)%f'
	local prompt_part_priv='%#'
	local prompt_part_exit='%F{blue}%(?..[%?])%f'
	local prompt_part_vcs='${vcs_info_msg_0_}'

	typeset -g PROMPT="${prompt_part_username}@${prompt_part_hostname} ${prompt_part_path} ${prompt_part_priv} "
	typeset -g RPROMPT="${prompt_part_exit} ${prompt_part_vcs}"
}

autoload -Uz add-zsh-hook

# Version control systems
if (( ${+commands[git]} )); then
	zstyle ':vcs_info:*' enable git
	zstyle ':vcs_info:*' check-for-changes true
	add-zsh-hook -Uz precmd vcs_info
fi