fukuoka_vaccine.rb

require 'playwright'

force_login = false

Playwright.connect_to_playwright_server('ws://127.0.0.1:8000/ws') do |playwright|
  playwright.chromium.launch(headless: false, channel: 'chrome-canary') do |browser|
    page = browser.new_page
    page.goto('https://vaccines.sciseed.jp/fukuokacity/')

    require 'pry'
    binding.pry

    page.context.storage_state(path: 'mystate.json')
  end if force_login

  playwright.chromium.launch(channel: 'chrome-canary') do |browser|
    page = browser.new_page(storageState: 'mystate.json')
    page.goto('https://vaccines.sciseed.jp/fukuokacity/reservation-date')

    page.click('text=新規予約')
    page.click('text=日付から探す')
    page.click('.s-selector') # 摂取ワクチンを選択してください
    page.click('text=ファイザー社ワクチン')
    page.click('.page-search-reservation-frame-from-date_date') # 日付

    datepicker = page.query_selector('.page-search-reservation-frame-from-date_datepicker')
    page.wait_for_selector('.cell.day')
    selectable_days = datepicker.query_selector_all('.cell.day:not(.disabled)').map(&:text_content)
    datepicker.wait_for_selector("text=#{selectable_days.first}").click
    page.check('input[type="checkbox"]') # 予約可能な会場のみ表示

    selectable_days.each do |day|
      page.click('.page-search-reservation-frame-from-date_date') # 日付
      datepicker = page.query_selector('.page-search-reservation-frame-from-date_datepicker')
      page.wait_for_selector('.cell.day')
      datepicker.wait_for_selector(".cell.day >> text=#{day}").click

      # API通信の完了を待つ。
      # ただし、最初の1つは現在選択中なのでAjax request/responseされない。
      page.expect_event('response') unless day == selectable_days.first

      items = page.query_selector_all('.department-list-item')
      next if items.empty?

      puts "#{day}日:"
      items.each do |item|
        name = item.query_selector('.department-list-item_name').text_content.strip
        station = item.query_selector('.department-list-item_nearest-station').text_content.strip
        area = item.query_selector('.department-list-item_area').text_content.strip
        puts "--> #{name} (#{station}/#{area})"
      end
    end
  end
end