#!/usr/bin/env bash
set -euo pipefail

OUTFILE="${OUTFILE:-$HOME/.notes}"
DMENU="${DMENU:-dmenu}"
PROMPT="${PROMPT:-Memo: }"

# Optional dmenu theming
# shellcheck disable=SC1090
[[ -r "${HOME}/.local/bin/dmenu-theming" ]] && . "${HOME}/.local/bin/dmenu-theming"

notify() {
  # $1: urgency (low|normal|critical), $2: message
  if command -v notify-send >/dev/null 2>&1; then
    notify-send -u "$1" "dmenu-memo" "$2"
  fi
}

die() {
  notify critical "$1"
  exit 1
}

# dmenu returns non-zero on ESC; treat as cancel
note="$(
  printf "" \
  | ${DMENU} -p "$PROMPT" ${lines:-} ${colors:-} ${font:-} \
  || true
)"

# Cancel / empty input: notify low, then exit quietly
if [[ -z "${note}" ]]; then
  notify low "Cancelled (empty memo)"
  exit 0
fi

ts="$(date '+%y:%m:%d %H:%M:%S')"

{
  printf -- "# %s\n" "$ts"
  printf -- "%s\n" "$note"
  printf -- "---\n"
} >> "$OUTFILE" || die "Failed to write to $OUTFILE"

notify normal "Saved to ~/.notes"