feat: add more zsh configs (ublue-os#966)

Co-authored-by: Brian Ketelsen <bketelsen@gmail.com>
Co-authored-by: Jorge O. Castro <jorge.castro@gmail.com>

dx/usr/etc/zsh/zlogin

@@ -0,0 +1,26 @@
+#!/usr/bin/env zsh
+# vim:syntax=zsh
+# vim:filetype=zsh
+
+# Execute code in the background to not affect the current session
+(
+    # <https://github.com/zimfw/zimfw/blob/master/login_init.zsh>
+    setopt LOCAL_OPTIONS EXTENDED_GLOB
+    autoload -U zrecompile
+    local ZSHCONFIG="${ZDOTDIR:-$HOME}/.zsh"
+
+    # Compile zcompdump, if modified, to increase startup speed.
+    zcompdump="${ZDOTDIR:-$HOME}/.zcompdump"
+    if [[ -s "$zcompdump" && (! -s "${zcompdump}.zwc" || "$zcompdump" -nt "${zcompdump}.zwc") ]]; then
+        zrecompile -pq "$zcompdump"
+    fi
+    # zcompile .zshrc
+    zrecompile -pq ${ZDOTDIR:-${HOME}}/.zshrc
+    zrecompile -pq ${ZDOTDIR:-${HOME}}/.zprofile
+    zrecompile -pq ${ZDOTDIR:-${HOME}}/.zshenv
+    # recompile all zsh or sh
+    for f in $ZSHCONFIG/**/*.*sh
+    do
+        zrecompile -pq $f
+    done
+) &!

dx/usr/etc/zsh/zlogout

@@ -0,0 +1,3 @@
+#!/usr/bin/env zsh
+# vim:syntax=zsh
+# vim:filetype=zsh

dx/usr/etc/zsh/zprofile

@@ -0,0 +1,28 @@
+# vim:syntax=zsh
+# vim:filetype=zsh
+
+#
+# Executes commands at login before zshrc.
+#
+if [[ -z "$LANG" ]]; then
+  export LANG='en_US.UTF-8'
+  export LANGUAGE=en_US.UTF-8
+fi
+
+export LC_COLLATE=en_US.UTF-8
+export LC_CTYPE=en_US.UTF-8
+export LC_MESSAGES=en_US.UTF-8
+export LC_MONETARY=en_US.UTF-8
+export LC_NUMERIC=en_US.UTF-8
+export LC_TIME=en_US.UTF-8
+export LC_ALL=en_US.UTF-8
+export LESSCHARSET=utf-8
+
+# eliminates duplicates in *paths
+typeset -gU cdpath fpath path
+
+# Zsh search path for executable
+path=(
+  /usr/local/{bin,sbin}
+  $path
+)

dx/usr/etc/zsh/zshenv

@@ -0,0 +1,21 @@
+#!/usr/bin/env zsh
+# vim:syntax=zsh
+# vim:filetype=zsh
+
+# https://blog.patshead.com/2011/04/improve-your-oh-my-zsh-startup-time-maybe.html
+skip_global_compinit=1
+
+# http://disq.us/p/f55b78
+setopt noglobalrcs
+
+export SYSTEM=$(uname -s)
+
+# https://github.com/sorin-ionescu/prezto/blob/master/runcoms/zshenv
+# Ensure that a non-login, non-interactive shell has a defined environment.
+if [[ ("$SHLVL" -eq 1 && ! -o LOGIN) && -s "${ZDOTDIR:-$HOME}/.zprofile" ]]; then
+  source "${ZDOTDIR:-$HOME}/.zprofile"
+fi
+
+export PATH=$PATH:${HOME}/.bin
+export PATH=$HOME/bin:/usr/local/bin:$PATH
+export XDG_DATA_DIRS="$HOME/.nix-profile/share:/nix/var/nix/profiles/default/share:$XDG_DATA_DIRS"

dx/usr/etc/zsh/zshrc

@@ -1,40 +1,218 @@
+#!/usr/bin/env zsh
+# vim:syntax=zsh
+# vim:filetype=zsh
+
 #
 # .zshrc is sourced in interactive shells.
 # It should contain commands to set up aliases,
 # functions, options, key bindings, etc.
 #
 
-if [[ -o interactive ]]; then
-  if command -v brew >/dev/null 2>&1; then
-    eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
-  fi
+# for profiling zsh
+# https://unix.stackexchange.com/a/329719/27109
+#
+# zmodload zsh/zprof
+
+# Load and initialize the completion system ignoring insecure directories with a
+# cache time of 20 hours, so it should almost always regenerate the first time a
+# shell is opened each day.
+autoload -Uz compinit
+_comp_path="${XDG_CACHE_HOME:-$HOME/.cache}/prezto/zcompdump"
+# #q expands globs in conditional expressions
+if [[ $_comp_path(#qNmh-20) ]]; then
+  # -C (skip function check) implies -i (skip security check).
+  compinit -C -d "$_comp_path"
+else
+  mkdir -p "$_comp_path:h"
+  compinit -i -d "$_comp_path"
+  # Keep $_comp_path younger than cache time even if it isn't regenerated.
+  touch "$_comp_path"
 fi
+unset _comp_path
+
+#
+# Completions
+#
+
+# load brew autocomplete
+if [ -d "/home/linuxbrew/.linuxbrew/share/zsh/site-functions" ]; then
+    fpath+=(/home/linuxbrew/.linuxbrew/share/zsh/site-functions)
+fi
+
+#
+# Options
+#
 
-autoload -U compinit
-compinit
+setopt INC_APPEND_HISTORY # To save every command before it is executed
+setopt SHARE_HISTORY      # Share history between all sessions.
+setopt APPEND_HISTORY     # Append history to the history file.
+setopt COMPLETE_IN_WORD   # Complete from both ends of a word.
+setopt ALWAYS_TO_END      # Move cursor to the end of a completed word.
+setopt PATH_DIRS          # Perform path search even on command names with slashes.
+setopt AUTO_MENU          # Show completion menu on a successive tab press.
+setopt AUTO_LIST          # Automatically list choices on ambiguous completion.
+setopt AUTO_PARAM_SLASH   # If completed parameter is a directory, add a trailing slash.
+setopt EXTENDED_GLOB      # Needed for file modification glob modifiers with compinit.
+unsetopt MENU_COMPLETE    # Do not autoselect the first completion entry.
+unsetopt FLOW_CONTROL     # Disable start/stop characters in shell editor.
+setopt interactivecomments  # Allow inline comments
+setopt AUTO_CD              # Auto changes to a directory without typing cd.
 
-#allow tab completion in the middle of a word
-setopt COMPLETE_IN_WORD
+#
+# Variables
+#
+
+export ZSHCONFIG=${ZDOTDIR:-$HOME}/.zsh
 
-## keep background processes at full speed
-#setopt NOBGNICE
-## restart running processes on exit
-#setopt HUP
+ZSH_THEME="spaceship"
+
+# Standard style used by default for 'list-colors'
+LS_COLORS=${LS_COLORS:-'di=34:ln=35:so=32:pi=33:ex=31:bd=36;01:cd=33;01:su=31;40;07:sg=36;40;07:tw=32;40;07:ow=33;40;07:'}
+
+#
+# Styles
+#
+
+# Defaults.
+zstyle ':completion:*:default' list-colors ${(s.:.)LS_COLORS}
+zstyle ':completion:*:default' list-prompt '%S%M matches%s'
+
+# Use caching to make completion for commands such as dpkg and apt usable.
+zstyle ':completion::complete:*' use-cache on
+zstyle ':completion::complete:*' cache-path "${XDG_CACHE_HOME:-$HOME/.cache}/prezto/zcompcache"
+
+# Case-insensitive (all), partial-word, and then substring completion.
+if zstyle -t ':prezto:module:completion:*' case-sensitive; then
+  zstyle ':completion:*' matcher-list 'r:|[._-]=* r:|=*' 'l:|=* r:|=*'
+  setopt CASE_GLOB
+else
+  zstyle ':completion:*' matcher-list 'm:{a-zA-Z}={A-Za-z}' 'r:|[._-]=* r:|=*' 'l:|=* r:|=*'
+  unsetopt CASE_GLOB
+fi
 
-## history
-setopt APPEND_HISTORY
-## for sharing history between zsh processes
-setopt INC_APPEND_HISTORY
-setopt SHARE_HISTORY
+# Group matches and describe.
+zstyle ':completion:*:*:*:*:*' menu select
+zstyle ':completion:*:matches' group 'yes'
+zstyle ':completion:*:options' description 'yes'
+zstyle ':completion:*:options' auto-description '%d'
+zstyle ':completion:*:corrections' format ' %F{green}-- %d (errors: %e) --%f'
+zstyle ':completion:*:descriptions' format ' %F{yellow}-- %d --%f'
+zstyle ':completion:*:messages' format ' %F{purple} -- %d --%f'
+zstyle ':completion:*:warnings' format ' %F{red}-- no matches found --%f'
+zstyle ':completion:*' format ' %F{yellow}-- %d --%f'
+zstyle ':completion:*' group-name ''
+zstyle ':completion:*' verbose yes
 
-## never ever beep ever
-#setopt NO_BEEP
+# Fuzzy match mistyped completions.
+zstyle ':completion:*' completer _complete _match _approximate
+zstyle ':completion:*:match:*' original only
+zstyle ':completion:*:approximate:*' max-errors 1 numeric
 
-## automatically decide when to page a list of completions
-#LISTMAX=0
+# Increase the number of errors based on the length of the typed word. But make
+# sure to cap (at 7) the max-errors to avoid hanging.
+zstyle -e ':completion:*:approximate:*' max-errors 'reply=($((($#PREFIX+$#SUFFIX)/3>7?7:($#PREFIX+$#SUFFIX)/3))numeric)'
 
-## disable mail checking
-#MAILCHECK=0
+# Don't complete unavailable commands.
+zstyle ':completion:*:functions' ignored-patterns '(_*|pre(cmd|exec))'
+
+# Array completion element sorting.
+zstyle ':completion:*:*:-subscript-:*' tag-order indexes parameters
+
+# Directories
+zstyle ':completion:*:*:cd:*' tag-order local-directories directory-stack path-directories
+zstyle ':completion:*:*:cd:*:directory-stack' menu yes select
+zstyle ':completion:*:-tilde-:*' group-order 'named-directories' 'path-directories' 'users' 'expand'
+zstyle ':completion:*' squeeze-slashes true
+
+# History
+zstyle ':completion:*:history-words' stop yes
+zstyle ':completion:*:history-words' remove-all-dups yes
+zstyle ':completion:*:history-words' list false
+zstyle ':completion:*:history-words' menu yes
+
+# Environment Variables
+zstyle ':completion::*:(-command-|export):*' fake-parameters ${${${_comps[(I)-value-*]#*,}%%,*}:#-*-}
+
+# Populate hostname completion. But allow ignoring custom entries from static
+# */etc/hosts* which might be uninteresting.
+zstyle -a ':prezto:module:completion:*:hosts' etc-host-ignores '_etc_host_ignores'
+
+zstyle -e ':completion:*:hosts' hosts 'reply=(
+  ${=${=${=${${(f)"$(cat {/etc/ssh/ssh_,~/.ssh/}known_hosts(|2)(N) 2> /dev/null)"}%%[#| ]*}//\]:[0-9]*/ }//,/ }//\[/ }
+  ${=${(f)"$(cat /etc/hosts(|)(N) <<(ypcat hosts 2> /dev/null))"}%%(\#${_etc_host_ignores:+|${(j:|:)~_etc_host_ignores}})*}
+  ${=${${${${(@M)${(f)"$(cat ~/.ssh/config 2> /dev/null)"}:#Host *}#Host }:#*\**}:#*\?*}}
+)'
+
+# Don't complete uninteresting users...
+zstyle ':completion:*:*:*:users' ignored-patterns \
+  adm amanda apache avahi beaglidx bin cacti canna clamav daemon \
+  dbus distcache dovecot fax ftp games gdm gkrellmd gopher \
+  hacluster haldaemon halt hsqldb ident junkbust ldap lp mail \
+  mailman mailnull mldonkey mysql nagios \
+  named netdump news nfsnobody nobody nscd ntp nut nx openvpn \
+  operator pcap postfix postgres privoxy pulse pvm quagga radvd \
+  rpc rpcuser rpm shutdown squid sshd sync uucp vcsa xfs '_*'
+
+# Ignore multiple entries.
+zstyle ':completion:*:(rm|kill|diff):*' ignore-line other
+zstyle ':completion:*:rm:*' file-patterns '*:all-files'
+
+# Kill
+zstyle ':completion:*:*:*:*:processes' command 'ps -u $LOGNAME -o pid,user,command -w'
+zstyle ':completion:*:*:kill:*:processes' list-colors '=(#b) #([0-9]#) ([0-9a-z-]#)*=01;36=0=01'
+zstyle ':completion:*:*:kill:*' menu yes select
+zstyle ':completion:*:*:kill:*' force-list always
+zstyle ':completion:*:*:kill:*' insert-ids single
+
+# Man
+zstyle ':completion:*:manuals' separate-sections true
+zstyle ':completion:*:manuals.(^1*)' insert-sections true
+
+# Media Players
+zstyle ':completion:*:*:mpg123:*' file-patterns '*.(mp3|MP3):mp3\ files *(-/):directories'
+zstyle ':completion:*:*:mpg321:*' file-patterns '*.(mp3|MP3):mp3\ files *(-/):directories'
+zstyle ':completion:*:*:ogg123:*' file-patterns '*.(ogg|OGG|flac):ogg\ files *(-/):directories'
+zstyle ':completion:*:*:mocp:*' file-patterns '*.(wav|WAV|mp3|MP3|ogg|OGG|flac):ogg\ files *(-/):directories'
+
+# Mutt
+if [[ -s "$HOME/.mutt/aliases" ]]; then
+  zstyle ':completion:*:*:mutt:*' menu yes select
+  zstyle ':completion:*:mutt:*' users ${${${(f)"$(<"$HOME/.mutt/aliases")"}#alias[[:space:]]}%%[[:space:]]*}
+fi
+
+# SSH/SCP/RSYNC
+zstyle ':completion:*:(ssh|scp|rsync):*' tag-order 'hosts:-host:host hosts:-domain:domain hosts:-ipaddr:ip\ address *'
+zstyle ':completion:*:(scp|rsync):*' group-order users files all-files hosts-domain hosts-host hosts-ipaddr
+zstyle ':completion:*:ssh:*' group-order users hosts-domain hosts-host users hosts-ipaddr
+zstyle ':completion:*:(ssh|scp|rsync):*:hosts-host' ignored-patterns '*(.|:)*' loopback ip6-loopback localhost ip6-localhost broadcasthost
+zstyle ':completion:*:(ssh|scp|rsync):*:hosts-domain' ignored-patterns '<->.<->.<->.<->' '^[-[:alnum:]]##(.[-[:alnum:]]##)##' '*@*'
+zstyle ':completion:*:(ssh|scp|rsync):*:hosts-ipaddr' ignored-patterns '^(<->.<->.<->.<->|(|::)([[:xdigit:].]##:(#c,2))##(|%*))' '127.0.0.<->' '255.255.255.255' '::1' 'fe80::*'
 
 autoload -U colors
-colors
+colors
+
+#####################
+# Sourcing
+#####################
+
+# Brew
+if [[ -o interactive ]] && [[ -d /home/linuxbrew/.linuxbrew ]]; then
+  eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
+fi
+
+# Starship
+if type "starship" > /dev/null; then
+  eval "$(starship init zsh)"
+fi
+
+#####################
+# User configuration
+#####################
+
+# Load user zsh scripts
+if [ -d $ZSHCONFIG ]; then
+  for f in $ZSHCONFIG/**/*.*sh
+  do
+      source "$f"
+  done
+fi