zshrc

# =============================================================================
#                                   Functions
# =============================================================================

powerlevel9k_random_color(){
    local code
    #for code ({000..255}) echo -n "$%F{$code}"
    #code=$[${RANDOM}%11+10]    # random between 10-20
    code=$[${RANDOM}%211+20]    # random between 20-230
    printf "%03d" $code
}

zsh_wifi_signal(){
    local output=$(/System/Library/PrivateFrameworks/Apple80211.framework/Versions/A/Resources/airport -I)
    local airport=$(echo $output | grep 'AirPort' | awk -F': ' '{print $2}')

    if [ "$airport" = "Off" ]; then
        local color='%F{red}'
        echo -n "%{$color%}Wifi Off"
    else
        local ssid=$(echo $output | grep ' SSID' | awk -F': ' '{print $2}')
        local speed=$(echo $output | grep 'lastTxRate' | awk -F': ' '{print $2}')
        local color='%F{yellow}'

        [[ $speed -gt 100 ]] && color='%F{green}'
        [[ $speed -lt 50 ]] && color='%F{red}'

        echo -n "%{$color%}$ssid $speed Mb/s%{%f%}"
    fi
}

# =============================================================================
#                                   Variables
# =============================================================================

export LANG="en_US.UTF-8"
export LC_ALL="en_US.UTF-8"
export LC_CTYPE=en_US.UTF-8

export EDITOR="nvim"
export PAGER="less"
export LESS="--tabs=4 --no-init -iMFr"

export COMPLETION_WAITING_DOTS="true"

# =============================================================================
#                             Plugin Configurations
# =============================================================================

# Configure the enhanced history plugin
ZSH_HISTORY_FILTER="fzy:fzf:peco:percol"
ZSH_HISTORY_KEYBIND_GET_BY_DIR="^r"
ZSH_HISTORY_KEYBIND_GET_ALL="^r^a"

# Configure the enhancd plugin
ENHANCD_DOT_SHOW_FULLPATH=1

# Configure default colors
DEFAULT_FOREGROUND=006
DEFAULT_BACKGROUND=235

# Configure the prompt
DEFAULT_COLOR=$DEFAULT_FOREGROUND

POWERLEVEL9K_MODE="nerdfont-complete"

POWERLEVEL9K_SHORTEN_DIR_LENGTH=1
POWERLEVEL9K_SHORTEN_DELIMITER=""
POWERLEVEL9K_SHORTEN_STRATEGY="truncate_to_unique"

POWERLEVEL9K_DIR_OMIT_FIRST_CHARACTER=false

POWERLEVEL9K_ALWAYS_SHOW_CONTEXT=true
POWERLEVEL9K_ALWAYS_SHOW_USER=false

POWERLEVEL9K_CONTEXT_TEMPLATE="\uF109 %m"

POWERLEVEL9K_CONTEXT_DEFAULT_FOREGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_CONTEXT_DEFAULT_BACKGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_CONTEXT_ROOT_FOREGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_CONTEXT_ROOT_BACKGROUND="$DEFAULT_BACKGROUND"

POWERLEVEL9K_LEFT_SEGMENT_SEPARATOR="\uE0B4"
POWERLEVEL9K_LEFT_SUBSEGMENT_SEPARATOR="%F{$(( $DEFAULT_BACKGROUND - 2 ))}|%f"
POWERLEVEL9K_RIGHT_SEGMENT_SEPARATOR="\uE0B6"
POWERLEVEL9K_RIGHT_SUBSEGMENT_SEPARATOR="%F{$(( $DEFAULT_BACKGROUND - 2 ))}|%f"

POWERLEVEL9K_PROMPT_ON_NEWLINE=true
POWERLEVEL9K_RPROMPT_ON_NEWLINE=false

POWERLEVEL9K_STATUS_OK=false
POWERLEVEL9K_STATUS_VERBOSE=true
POWERLEVEL9K_STATUS_CROSS=true
POWERLEVEL9K_PROMPT_ADD_NEWLINE=true

#POWERLEVEL9K_MULTILINE_FIRST_PROMPT_PREFIX="%F{cyan}\u256D\u2500%f"
#POWERLEVEL9K_MULTILINE_LAST_PROMPT_PREFIX="%F{cyan}\u2570\uF460%F{073}\uF460%F{109}\uF460%f "
#POWERLEVEL9K_MULTILINE_FIRST_PROMPT_PREFIX="╭─%f"
#POWERLEVEL9K_MULTILINE_LAST_PROMPT_PREFIX="╰─%F{008}\uF460 %f"
#POWERLEVEL9K_MULTILINE_FIRST_PROMPT_PREFIX=""
#POWERLEVEL9K_MULTILINE_LAST_PROMPT_PREFIX="%F{008}> %f"
POWERLEVEL9K_MULTILINE_FIRST_PROMPT_PREFIX="╭"
POWERLEVEL9K_MULTILINE_LAST_PROMPT_PREFIX="╰\uF460 "

POWERLEVEL9K_LEFT_PROMPT_ELEMENTS=(root_indicator context dir_writable dir vcs)
POWERLEVEL9K_RIGHT_PROMPT_ELEMENTS=(command_execution_time background_jobs status time)

POWERLEVEL9K_VCS_CLEAN_BACKGROUND="green"
POWERLEVEL9K_VCS_CLEAN_FOREGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_VCS_MODIFIED_BACKGROUND=214 # Bright Yellow
POWERLEVEL9K_VCS_MODIFIED_FOREGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_VCS_UNTRACKED_BACKGROUND=208 # Bright Orange
POWERLEVEL9K_VCS_UNTRACKED_FOREGROUND="$DEFAULT_BACKGROUND"

POWERLEVEL9K_DIR_HOME_BACKGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_DIR_HOME_FOREGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_DIR_HOME_SUBFOLDER_BACKGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_DIR_HOME_SUBFOLDER_FOREGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_DIR_DEFAULT_BACKGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_DIR_DEFAULT_FOREGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_DIR_WRITABLE_FORBIDDEN_BACKGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_DIR_WRITABLE_FORBIDDEN_FOREGROUND="$DEFAULT_BACKGROUND"

POWERLEVEL9K_STATUS_OK_FOREGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_STATUS_OK_FOREGROUND="green"
POWERLEVEL9K_STATUS_OK_BACKGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_STATUS_OK_BACKGROUND="$(( $DEFAULT_BACKGROUND + 2 ))"

POWERLEVEL9K_STATUS_ERROR_FOREGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_STATUS_ERROR_FOREGROUND="red"
POWERLEVEL9K_STATUS_ERROR_BACKGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_STATUS_ERROR_BACKGROUND="$(( $DEFAULT_BACKGROUND + 2 ))"

POWERLEVEL9K_HISTORY_FOREGROUND="$DEFAULT_FOREGROUND"

POWERLEVEL9K_TIME_FORMAT="%D{%T \uF017}" #  15:29:33
POWERLEVEL9K_TIME_FOREGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_TIME_BACKGROUND="$DEFAULT_BACKGROUND"

POWERLEVEL9K_COMMAND_EXECUTION_TIME_FOREGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_COMMAND_EXECUTION_TIME_BACKGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_EXECUTION_TIME_ICON="\u23F1"

POWERLEVEL9K_BACKGROUND_JOBS_FOREGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_BACKGROUND_JOBS_BACKGROUND="$DEFAULT_FOREGROUND"

POWERLEVEL9K_USER_ICON="\uF415" # 
POWERLEVEL9K_USER_DEFAULT_FOREGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_USER_DEFAULT_BACKGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_USER_ROOT_FOREGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_USER_ROOT_BACKGROUND="$DEFAULT_BACKGROUND"

POWERLEVEL9K_ROOT_INDICATOR_FOREGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_ROOT_INDICATOR_FOREGROUND="magenta"
POWERLEVEL9K_ROOT_INDICATOR_BACKGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_ROOT_INDICATOR_BACKGROUND="$(( $DEFAULT_BACKGROUND + 2 ))"
POWERLEVEL9K_ROOT_INDICATOR_BACKGROUND="$(( $DEFAULT_BACKGROUND - 2 ))"
POWERLEVEL9K_ROOT_ICON=$'\uF198'  # 

POWERLEVEL9K_SSH_FOREGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_SSH_FOREGROUND="yellow"
POWERLEVEL9K_SSH_BACKGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_SSH_BACKGROUND="$(( $DEFAULT_BACKGROUND + 2 ))"
POWERLEVEL9K_SSH_BACKGROUND="$(( $DEFAULT_BACKGROUND - 2 ))"
POWERLEVEL9K_SSH_ICON="\uF489"  # 

POWERLEVEL9K_HOST_LOCAL_FOREGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_HOST_LOCAL_BACKGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_HOST_REMOTE_FOREGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_HOST_REMOTE_BACKGROUND="$DEFAULT_BACKGROUND"

POWERLEVEL9K_HOST_ICON_FOREGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_HOST_ICON_BACKGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_HOST_ICON="\uF109" # 

POWERLEVEL9K_OS_ICON_FOREGROUND="$DEFAULT_FOREGROUND"
POWERLEVEL9K_OS_ICON_BACKGROUND="$DEFAULT_BACKGROUND"

POWERLEVEL9K_LOAD_CRITICAL_BACKGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_LOAD_WARNING_BACKGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_LOAD_NORMAL_BACKGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_LOAD_CRITICAL_FOREGROUND="red"
POWERLEVEL9K_LOAD_WARNING_FOREGROUND="yellow"
POWERLEVEL9K_LOAD_NORMAL_FOREGROUND="green"
POWERLEVEL9K_LOAD_CRITICAL_VISUAL_IDENTIFIER_COLOR="red"
POWERLEVEL9K_LOAD_WARNING_VISUAL_IDENTIFIER_COLOR="yellow"
POWERLEVEL9K_LOAD_NORMAL_VISUAL_IDENTIFIER_COLOR="green"

POWERLEVEL9K_BATTERY_LEVEL_BACKGROUND_COLOR="$DEFAULT_BACKGROUND"
POWERLEVEL9K_BATTERY_CHARGING_BACKGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_BATTERY_CHARGED_BACKGROUND="$DEFAULT_BACKGROUND"
POWERLEVEL9K_BATTERY_DISCONNECTED_BACKGROUND="$DEFAULT_BACKGROUND"

POWERLEVEL9K_CUSTOM_WIFI_SIGNAL="zsh_wifi_signal"
POWERLEVEL9K_CUSTOM_WIFI_SIGNAL_BACKGROUND="$DEFAULT_BACKGROUND"

# Configure command line zsh-syntax-highlighting
ZSH_HIGHLIGHT_HIGHLIGHTERS=(main brackets pattern)
ZSH_HIGHLIGHT_PATTERNS+=("rm -rf *" "fg=white,bold,bg=red")
typeset -A ZSH_HIGHLIGHT_STYLES
ZSH_HIGHLIGHT_STYLES[path]="fg=white"
ZSH_HIGHLIGHT_STYLES[path_pathseparator]="fg=grey"
ZSH_HIGHLIGHT_STYLES[alias]="fg=cyan"
ZSH_HIGHLIGHT_STYLES[builtin]="fg=cyan"
ZSH_HIGHLIGHT_STYLES[function]="fg=cyan"
ZSH_HIGHLIGHT_STYLES[command]="fg=green"
ZSH_HIGHLIGHT_STYLES[precommand]="fg=green"
ZSH_HIGHLIGHT_STYLES[hashed-command]="fg=green"
ZSH_HIGHLIGHT_STYLES[commandseparator]="fg=yellow"
ZSH_HIGHLIGHT_STYLES[redirection]="fg=magenta"
ZSH_HIGHLIGHT_STYLES[bracket-level-1]="fg=cyan,bold"
ZSH_HIGHLIGHT_STYLES[bracket-level-2]="fg=green,bold"
ZSH_HIGHLIGHT_STYLES[bracket-level-3]="fg=magenta,bold"
ZSH_HIGHLIGHT_STYLES[bracket-level-4]="fg=yellow,bold"

# =============================================================================
#                                   Plugins
# =============================================================================

# Check if zplug is installed and if not, install it. Automatically update
[ ! -d ~/.zplug ] && git clone https://github.com/zplug/zplug ~/.zplug
source ~/.zplug/init.zsh

#zplug "b4b4r07/zsh-vimode-visual", defer:3
#zplug "knu/zsh-manydots-magic", use:manydots-magic, defer:2
#zplug "plugins/bundler", from:oh-my-zsh, if:"which bundle"
#zplug "plugins/colored-man-pages", from:oh-my-zsh
#zplug "plugins/extract", from:oh-my-zsh
#zplug "plugins/gpg-agent", from:oh-my-zsh, if:"which gpg-agent"
#zplug "plugins/httpie", from:oh-my-zsh, if:"which httpie"
#zplug "plugins/nanoc", from:oh-my-zsh, if:"which nanoc"
#zplug "plugins/vi-mode", from:oh-my-zsh

# Zplug should self-manage
zplug 'zplug/zplug', hook-build:'zplug --self-manage'

# Aliases and completions
zplug "plugins/git",          from:oh-my-zsh, if:"which git"
zplug "plugins/go",           from:oh-my-zsh, if:"which go"
zplug "plugins/golang",       from:oh-my-zsh, if:"which go"
zplug "plugins/nmap",         from:oh-my-zsh, if:"which nmap"
#zplug "plugins/tmux",         from:oh-my-zsh, if:"which tmux"
zplug "plugins/vagrant",      from:oh-my-zsh, if:"which vagrant"
#zplug "plugins/screen",       from:oh-my-zsh, if:"which screen"
zplug "plugins/vundle",       from:oh-my-zsh
#zplug "plugins/itunes",       from:oh-my-zsh

# Enhanced cd command that allows for picking a dir with a fuzzy match
zplug "b4b4r07/enhancd", use:init.sh

# Enhanced history search that allows for picking a cmd with a fuzzy match
#zplug "b4b4r07/zsh-history-enhanced", use:init.zsh
zplug "zdharma/history-search-multi-word"

# Kick ass/fast shell prompt system
zplug "bhilburn/powerlevel9k", use:powerlevel9k.zsh-theme

# Tap double escape to change a previously mistyped command
#zplug "plugins/thefuck", from:oh-my-zsh, if:"which thefuck"

# Allow CTRL+Z to return to Vi from shell
zplug "plugins/fancy-ctrl-z", from:oh-my-zsh

# Replaces default sublime package with one that opens in the current window
zplug "valentinocossar/sublime"

# Can do $ vim filename.ext:123 to load at a specific line
zplug "nviennot/zsh-vim-plugin"

# Assign iTerm tab colours based on directory
#zplug "tysonwolker/iterm-tab-colors"

# Remind me that I have aliases that I've forgotten about
zplug "djui/alias-tips"

# Shotgun tools
zplug "/shotgun/src/shotgun-ts-zsh", from:local, use:init.zsh

# Os Specific plugins
if [[ $OSTYPE = (linux)* ]]; then
    zplug "plugins/archlinux", from:oh-my-zsh, if:"which pacman"
    zplug "plugins/dnf",       from:oh-my-zsh, if:"which dnf"
fi

if [[ $OSTYPE = (darwin)* ]]; then
    zplug "plugins/osx",      from:oh-my-zsh
    zplug "plugins/brew",     from:oh-my-zsh, if:"which brew"
    zplug "plugins/macports", from:oh-my-zsh, if:"which port"
fi

zplug "zsh-users/zsh-completions",              defer:0
zplug "zsh-users/zsh-autosuggestions",          defer:2, on:"zsh-users/zsh-completions"
#zplug "zsh-users/zsh-syntax-highlighting",      defer:3, on:"zsh-users/zsh-autosuggestions"
zplug "zdharma/fast-syntax-highlighting",      defer:3, on:"zsh-users/zsh-autosuggestions"

# =============================================================================
#                                   Options
# =============================================================================

# Watching other users
#WATCHFMT="%n %a %l from %m at %t."
watch=(notme)         # Report login/logout events for everybody except ourself.
#watch=(all)         # Report login/logout events for everybody except ourself.
LOGCHECK=60           # Time (seconds) between checks for login/logout activity.
REPORTTIME=5          # Display usage statistics for commands running > 5 sec.
#WORDCHARS="\"*?_-.[]~=/&;!#$%^(){}<>\""
WORDCHARS="\"*?_-[]~&;!#$%^(){}<>\""

# History
HISTFILE=~/.zsh_history
HISTSIZE=100000
SAVEHIST=100000

setopt autocd                   # Allow changing directories without `cd`
setopt append_history           # Dont overwrite history
setopt extended_history         # Also record time and duration of commands.
setopt share_history            # Share history between multiple shells
setopt hist_expire_dups_first   # Clear duplicates when trimming internal hist.
setopt hist_find_no_dups        # Dont display duplicates during searches.
setopt hist_ignore_dups         # Ignore consecutive duplicates.
setopt hist_ignore_all_dups     # Remember only one unique copy of the command.
setopt hist_reduce_blanks       # Remove superfluous blanks.
setopt hist_save_no_dups        # Omit older commands in favor of newer ones.

# Changing directories
setopt auto_pushd
setopt pushd_ignore_dups        # Dont push copies of the same dir on stack.
setopt pushd_minus              # Reference stack entries with "-".

# =============================================================================
#                                   Aliases
# =============================================================================

# Directory coloring
if [[ $OSTYPE = (darwin|freebsd)* ]]; then
    export CLICOLOR="YES" # Equivalent to passing -G to ls.
    export CLICOLOR_FORCE=1
    export FORCE_COLOR=1
    export LSCOLORS="exgxdHdHcxaHaHhBhDeaec"
    export LS_COLORS=$LSCOLORS

    [ -d "/opt/local/bin" ] && export PATH="/opt/local/bin:$PATH"

    # Prefer GNU version, since it respects dircolors.
    if which gls &>/dev/null; then
        alias ls='() { $(whence -p gls) -laF --color=auto $@ }'
    else
        alias ls='() { $(whence -p ls) -laF $@ }'
    fi
else
    alias ls='() { $(whence -p ls) -laF --color=auto $@ }'
fi

# Generic command adaptations.
alias grep='() { $(whence -p grep) --color=auto $@ }'
alias egrep='() { $(whence -p egrep) --color=auto $@ }'

# Directory management
alias la='ls -a'
alias ll='ls -l'
alias lal='ls -al'
alias d='dirs -v'
alias 1='pu'
alias 2='pu -2'
alias 3='pu -3'
alias 4='pu -4'
alias 5='pu -5'
alias 6='pu -6'
alias 7='pu -7'
alias 8='pu -8'
alias 9='pu -9'
alias pu='() { pushd $1 &> /dev/null; dirs -v; }'
alias po='() { popd &> /dev/null; dirs -v; }'

zshaddhistory() { whence ${${(z)1}[1]} >| /dev/null || return 1 }

# =============================================================================
#                                Key Bindings
# =============================================================================

# Common CTRL bindings.
bindkey "^a" beginning-of-line
bindkey "^e" end-of-line
bindkey "^f" forward-word
bindkey "^b" backward-word
#bindkey "^k" kill-line
#bindkey "^d" delete-char
#bindkey "^y" accept-and-hold
#bindkey "^w" backward-kill-word
#bindkey "^u" backward-kill-line
#bindkey "^R" history-incremental-pattern-search-backward
#bindkey "^F" history-incremental-pattern-search-forward

# Do not require a space when attempting to tab-complete.
#bindkey "^i" expand-or-complete-prefix

# Fixes for alt-backspace and arrows keys
#bindkey '^[^?' backward-kill-word
bindkey "^[b" backward-word
bindkey "^[f" forward-word

# =============================================================================
#                                 Completions
# =============================================================================

zstyle ':completion:*' rehash true
zstyle ':completion:*' menu select
zstyle ':completion:*' verbose yes
#zstyle ':completion:*:descriptions' format '%B%d%b'
#zstyle ':completion:*:messages' format '%d'
#zstyle ':completion:*:warnings' format 'No matches for: %d'
#zstyle ':completion:*' group-name ''

# case-insensitive (all), partial-word and then substring completion
zstyle ":completion:*" matcher-list \
  "m:{a-zA-Z}={A-Za-z}" \
  "r:|[._-]=* r:|=*" \
  "l:|=* r:|=*"

zstyle ":completion:*:default" list-colors ${(s.:.)LS_COLORS}

# =============================================================================
#                                   Startup
# =============================================================================

# Install plugins if there are plugins that have not been installed
if ! zplug check; then
    printf "Install missing Zplug plugins? [y/N]: "
    if read -q; then
        echo; zplug install
    fi
fi

# Then, source plugins and add commands to $PATH
zplug load # verbose

[ -d "$HOME/bin" ] && export PATH="$HOME/bin:$PATH"

# Source functions and aliases.
[[ -f ~/.zsh_functions ]] && source ~/.zsh_functions
[[ -f ~/.zsh_aliases ]] && source ~/.zsh_aliases
[[ -f ~/.zsh_private ]] && source ~/.zsh_private
[[ -f ~/.zsh_work ]] && source ~/.zsh_work

# Load virtualenv
if which pyenv > /dev/null; then eval "$(pyenv init -)"; fi
if which pyenv-virtualenv-init > /dev/null; then eval "$(pyenv virtualenv-init -)"; fi

# autoload -Uz compinit && compinit

# vim: ft=zsh