#!/usr/bin/env bash

# Open an org-capture popup frame from the shell. This opens a temporary emacs
# daemon if emacs isn't already running.
#
# Usage: org-capture [key] [message...]
# Examples:
#   org-capture n "To the mind that is still, the whole universe surrenders."

set -e

cleanup() {
    emacsclient --eval '(kill-emacs)'
}

# If emacs isn't running, we start a temporary daemon, solely for this window.
daemon=
if ! pgrep emacs >/dev/null; then
    emacs --daemon
    trap cleanup EXIT INT TERM
    daemon=1
fi

# org-capture key mapped to argument flags
keys=$(emacsclient -e "(+org-capture-available-keys)" | cut -d '"' -f2)
while getopts $keys opt; do
    key="\"$opt\""
    break
done
shift $((OPTIND-1))

[ -t 0 ] && str="$*" || str=$(cat)

if [[ $daemon ]]; then
    emacsclient -a "" \
        -c -F '((name . "org-capture") (width . 70) (height . 25) (transient . t))' \
        -e "(+org-capture/open-frame \"$str\" ${key:-nil})"
else
    # Non-daemon servers flicker a lot if frames are created from terminal, so
    # we do it internally instead.
    emacsclient -a "" \
        -e "(+org-capture/open-frame \"$str\" ${key:-nil})"
fi