Update zsh notes to use strftime rather than date and rename its extension to .zsh rather than .sh

chezmoi/dot_zshrc.d/executable_notes.zsh

@@ -0,0 +1,92 @@
+#!/bin/bash
+
+notes() {
+	local NOTES_DIR="${NOTES_DIR:-${HOME}/notes}"
+	local -r EDITOR="${EDITOR:-vim}"
+	local EDITOR_OPTIONS=()
+
+	if [[ "${EDITOR}" =~ 'vim$' ]]; then
+		EDITOR_OPTIONS=(
+			'-c'
+			'set spell'
+		)
+	fi
+
+
+	for ARG in "$@"; do
+		(
+			set -euo pipefail
+			mkdir -p "$NOTES_DIR"
+			cd "$NOTES_DIR"
+
+			case "${ARG}" in
+				'category')
+					shift
+					export NOTES_DIR="$NOTES_DIR/$1"
+					shift
+
+					notes "$@"
+					exit 255
+					;;
+
+				'fzf')
+					"${EDITOR}" "${EDITOR_OPTIONS[@]}" "$(notes ls | fzf)"
+					;;
+
+				'ls')
+					ag -g '' -l "${NOTES_DIR}" | sort -hr
+					;;
+
+				'status')
+					git status
+					;;
+
+				'commit')
+					git add .
+					git commit -m "notes commit $(strftime '%a %d %b %Y %r %Z')"
+					;;
+
+				'push')
+					git push
+					;;
+
+				'pull')
+					git pull
+					;;
+
+				*)
+					>&2 echo "invalid argument ${ARG}"
+					exit 1
+					;;
+			esac
+		)
+
+		local EXIT_CODE=$?
+		if [ $EXIT_CODE != 0 ]; then
+			if [ $EXIT_CODE = 255 ]; then
+				return 0
+			fi
+
+			return $EXIT_CODE
+		fi
+	done
+
+	# return if the above loop didn't return a bad code
+	if [ -n "$*" ]; then
+		return
+	fi
+
+	(
+		set -euo pipefail
+
+		readonly NOW="$EPOCHSECONDS"
+		readonly FILE_PATH="${NOTES_DIR}/$(strftime '%Y/%m/%Y-%m-%d.md' "$NOW")"
+
+		mkdir -p "$(dirname "${FILE_PATH}")"
+		if ! [ -e "${FILE_PATH}" ]; then
+			echo -e "# $(strftime '%a %d %b %Y' "$NOW")\n\n## todo\n\n" > "${FILE_PATH}"
+		fi
+
+		"${EDITOR}" "${EDITOR_OPTIONS[@]}" "${FILE_PATH}"
+	)
+}