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https://github.com/robbyrussell/oh-my-zsh/wiki/themes
https://github.com/bhilburn/powerlevel9k#prompt-customization
https://stackoverflow.com/questions/42271657/oh-my-zsh-showing-weird-character-on-terminal


1) Install zshell first
sh -c "$(curl -fsSL https://raw.githubusercontent.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"

2) install powerlevel9k prompt
git clone https://github.com/bhilburn/powerlevel9k.git ~/.oh-my-zsh/custom/themes/powerlevel9k


3) install nerd-fonts:
https://github.com/ryanoasis/nerd-fonts#option-4-homebrew-fonts
brew tap caskroom/fonts
brew cask install font-hack-nerd-font


4) change to Hack Regular NerdFonts
4.1) uncheck the  ASCII checkbox

5) https://github.com/bhilburn/powerlevel9k/wiki/Show-Off-Your-Config
in .zshrc:

# goes on top of zshrc:
export TERM="xterm-256color"

ZSH_THEME="powerlevel9k/powerlevel9k"

POWERLEVEL9K_MODE='nerdfont-complete'

# Prompts
if [ -n "$SSH_CLIENT" ] || [ -n "$SSH_TTY" ]; then
  POWERLEVEL9K_LEFT_PROMPT_ELEMENTS=(os_icon ssh context dir virtualenv vcs)
else
  POWERLEVEL9K_LEFT_PROMPT_ELEMENTS=(os_icon user dir virtualenv vcs)
fi
POWERLEVEL9K_RIGHT_PROMPT_ELEMENTS=(status root_indicator custom_now_playing time)
POWERLEVEL9K_SHORTEN_DIR_LENGTH=2
POWERLEVEL9K_SHORTEN_DELIMITER=..
POWERLEVEL9K_LEFT_SEGMENT_SEPARATOR='\uE0B4'
POWERLEVEL9K_RIGHT_SEGMENT_SEPARATOR='\uE0B6'
POWERLEVEL9K_PROMPT_ON_NEWLINE=true
POWERLEVEL9K_PROMPT_ADD_NEWLINE=true
#POWERLEVEL9K_RPROMPT_ON_NEWLINE=true
POWERLEVEL9K_MULTILINE_FIRST_PROMPT_PREFIX="╭"
POWERLEVEL9K_MULTILINE_LAST_PROMPT_PREFIX="╰\uF460\uF460\uF460 "


# Colors
POWERLEVEL9K_VIRTUALENV_BACKGROUND=107
POWERLEVEL9K_VIRTUALENV_FOREGROUND='white'
POWERLEVEL9K_CUSTOM_NOW_PLAYING_BACKGROUND='blue'
POWERLEVEL9K_CUSTOM_NOW_PLAYING_FOREGROUND='black'
POWERLEVEL9K_OS_ICON_BACKGROUND='white'
POWERLEVEL9K_OS_ICON_FOREGROUND='black'
POWERLEVEL9K_TIME_BACKGROUND='white'
POWERLEVEL9K_TIME_FOREGROUND='black'


# VCS colors
POWERLEVEL9K_VCS_CLEAN_FOREGROUND='cyan'
POWERLEVEL9K_VCS_CLEAN_BACKGROUND='black'
POWERLEVEL9K_VCS_UNTRACKED_FOREGROUND='white'
POWERLEVEL9K_VCS_UNTRACKED_BACKGROUND='cyan'
POWERLEVEL9K_VCS_MODIFIED_FOREGROUND='black'
POWERLEVEL9K_VCS_MODIFIED_BACKGROUND='yellow'


plugins=(
  osx
  git
)

# aliases
alias editzsh="vim ~/.zshrc"
alias szsh="vim source ~/.zshrc"
alias cls="clear"
alias gs="git status"
alias x="exit"
alias ..="cd .."
alias downs="cd /Users/intern/Downloads;ls -l"