Manage daily memos from console

daily.rb

#!/usr/bin/env ruby
# -*- coding: utf-8 -*-

require "thor"
require "term/ansicolor"

DAILY_MEMO_DIR = ENV["HOME"] + "/Dropbox/memo/daily/"

class DailyCli < Thor
  desc "edit [NAME]", "Edit memo in Emacs", aliases: "e"
  def create(name = today)
    name += ".md" unless name =~ /\.md$/
    puts "Open in Emacs..."
    `emacsclient -n #{DAILY_MEMO_DIR + name}`
  end

  desc "write MESSAGE", "Write message", aliases: "w"
  def write(message)
    path = DAILY_MEMO_DIR + "#{today}.md"
    open(path, "a") { |f| f.puts "* #{message}" }
  end

  desc "list", "List memos", aliases: "l"
  def list
    Dir.glob(DAILY_MEMO_DIR + "*").each { |name| puts name.sub(DAILY_MEMO_DIR, "") }
  end

  desc "search KEYWORD", "Search memos", aliases: "s"
  option :around, type: :boolean, aliases: "-a"
  def search(keyword)
    Dir.glob(DAILY_MEMO_DIR + "*").each do |name|
      text = open(name).read
      text.lines.each_with_index do |line, idx|
        show_result(name, text, idx, options[:around]) if line =~ /#{keyword}/i
      end
    end
  end

  desc "view [NAME]", "View memo", aliases: "v"
  def view(name = today)
    name += ".md" unless name =~ /\.md$/
    path = DAILY_MEMO_DIR + name

    unless File.exists? path
      $stderr.puts "File not found: #{name}"
      exit 1
    end

    puts open(path).read
  end

  private
  def today
    Time.now.strftime("%Y-%m-%d")
  end

  def show_result(name, text, idx, around)
    c = Term::ANSIColor

    if around
      (idx - 1..idx + 1).each do |i|
        puts c.yellow + "#{name.sub(DAILY_MEMO_DIR, "")} [#{i + 1}]:" + c.clear +
          " #{text.lines[i]}" if (i >= 0) && (i < text.lines.length)
      end
      puts ""
    else
      puts c.yellow + "#{name.sub(DAILY_MEMO_DIR, "")} [#{idx + 1}]:" + c.clear + " #{text.lines[idx]}"
    end
  end
end

DailyCli.start ARGV