ZAICO API在庫一覧取得方法が変わります

require 'net/http'
require 'rest-client'
require 'json'

# APIの設定
$zaicoapi_token = "YOUR_TOKEN_HERE"
$zaicoapi_url = "https://web.zaico.co.jp/api/v1/inventories"

# 在庫データ一覧取得
def get_inventories()
    # ページ数の取得
    pages = parse_link_header($zaicoapi_url, headers={'Authorization' => 'Bearer ' + $zaicoapi_token})
    total_pages = pages[:last]

    # 全ページ取得
    puts "在庫データ一覧"
    for i in 1..total_pages.to_i
        pagenation_url = $zaicoapi_url + "?page=#{i}"
        inventories = RestClient.get(pagenation_url, headers={'Authorization' => 'Bearer ' + $zaicoapi_token})
        puts "================================================================="
        puts "#{i}ページ目"
        puts pagenation_url
        puts "================================================================="
        puts "------------------"
        JSON.parse(inventories.body).each do |inventory|
            puts "Inventory ID: " + inventory["id"].to_s
            puts "Title: " + inventory["title"]
            puts "Quantity: " + inventory["quantity"].to_s
            puts "------------------"
        end
        puts ""
    end 
end

def parse_link_header(url, headers={})
    response = RestClient.get(url, headers)
    pages = Hash.new
    parts = response.headers[:link].split(',')

    # Parse each part into a named link
    parts.each do |part, index|
      section = part.split(';')
      page_number = section[0].match(/page=(\d+).*$/)[1]
      name = section[1][/rel="(.*)"/,1].to_sym
      pages[name] = page_number
    end
    return pages
end

if __FILE__ == $0
    get_inventories()
end