Realize the sun doesn't go down — it's just an illusion CAUSED by the WORLD spinning 'ROUND

.vimrc

try
    if !empty($LIGHT_MODE)
      set background=light
      colorscheme PaperColor
      let g:airline_theme='papercolor'
    else
      set background=dark
      colorscheme jellybeans
      let g:airline_theme = 'jellybeans'
    endif
catch /^Vim\%((\a\+)\)\=:E185/
  set background=dark
  colorscheme elflord
endtry

functions.sh

function whereami {
  curl --silent https://freegeoip.app/csv/ | awk -F, 'BEGIN { OFS="," }; { print $9, $10 }'
}

function sunrise-sunset {
  local day=$(date "+%Y-%m-%d")
  local cache_path="${HOME}/.solar-schedule/${day}"

  if [[ -s "$cache_path" ]]; then
    cat "$cache_path"
  else
    IFS=, read lat long < <(whereami)
    curl --silent "https://api.sunrise-sunset.org/json?lat=$lat&lng=$long&date=$day&formatted=0" | jq -r '.results | "\(.sunrise),\(.sunset)"' | tee "$cache_path"
  fi
}

function is-daytime {
  sunrise-sunset | ruby -r date -e 'daytime = Range.new(*STDIN.read.split(",").map {|d| DateTime.parse(d).to_time }); exit 1 unless daytime.include?(Time.now)'
}

function is-dark-mode {
  [[ $(defaults read -g AppleInterfaceStyle 2>/dev/null || echo 'Light') == "Dark" ]]
}

function vim {
  if is-daytime && ! is-dark-mode; then
    viml "$@"
  else
    vimd "$@"
  fi
}

alias vimd="/usr/local/bin/vim"
alias viml="LIGHT_MODE=y /usr/local/bin/vim"

iTerm Profile Picker.scpt

set timeOfDay to do shell script "bash -c 'source functions.sh; is-daytime && ! is-dark-mode && echo daytime || echo nighttime'"

tell application "iTerm"
	if (timeOfDay = "daytime") then
		create window with profile "Light"
	else if (timeOfDay = "nighttime") then
		create window with profile "Night"
	end if
end tell