The simplest journal / blog / daily writing app ever

j.sh

#!/bin/bash

set -euo pipefail

EDITOR="vi"
DIR="$HOME/.journal"

mkdir -p "$DIR"

ARG=${1:-}

if [ "$ARG" = "last" ]; then
  FILENAME="$DIR/$(ls --reverse "$DIR" | head -n 1)"
else
  FILENAME="$DIR/$(date +%Y%m%d_%H%I%S).md"
fi

$EDITOR "$FILENAME"