導入

ENV.fetch("GENKO_API_KEY")

# frozen_string_literal: true
require "json"require "net/http"require "uri"
module Genko  BASE_URL = "https://api.genko.me"  WORKSPACE = "your-workspace"
  class ApiError < StandardError    attr_reader :status
    def initialize(status, message)      @status = status      super(message)    end  end
  # 配信APIをGETして、シンボルキーのHashで返す。  def self.get(path, **queries)    uri = URI("#{BASE_URL}/v1/#{WORKSPACE}#{path}")    queries = queries.compact    uri.query = URI.encode_www_form(queries) unless queries.empty?
    request = Net::HTTP::Get.new(uri)    request["X-API-KEY"] = ENV.fetch("GENKO_API_KEY")
    response = Net::HTTP.start(      uri.hostname, uri.port,      use_ssl: true, open_timeout: 10, read_timeout: 10    ) { |http| http.request(request) }
    body = JSON.parse(response.body, symbolize_names: true)    unless response.is_a?(Net::HTTPSuccess)      raise ApiError.new(response.code.to_i, body[:message] || "原因不明のエラーです。")    end
    body  endend

list = Genko.get("/blog", limit: 10, orders: "-publishedAt", fields: "title,publishedAt")
puts "全#{list[:totalCount]}件"list[:contents].each do |post|  puts "#{post[:id]} #{post[:title]}"end

# frozen_string_literal: true
require "time"
# Data.define は Ruby 3.2 以降。3.1 では Struct.new(..., keyword_init: true) を使う。Post = Data.define(:id, :title, :body, :category, :tags, :published_at) do  def self.from_entry(entry)    new(      id: entry[:id],      title: entry[:title] || "",      body: entry[:body] || "",      # 任意項目や、あとから追加したフィールドは古い記事に無いことがある。      category: entry[:category],      tags: entry[:tags] || [],      published_at: entry[:publishedAt] && Time.iso8601(entry[:publishedAt])    )  endend

posts = list[:contents].map { |entry| Post.from_entry(entry) }

require "erb" # ERB::Util.url_encode。Railsでは不要
def find_post(id)  Post.from_entry(Genko.get("/blog/#{ERB::Util.url_encode(id)}"))rescue Genko::ApiError => e  raise unless e.status == 404
  nilend
post = find_post("your-entry-id")if post.nil?  puts "記事が見つかりません。"else  puts post.title  puts post.published_at&.getlocal("+09:00")&.strftime("%Y年%-m月%-d日")  puts post.body # リッチテキストはHTML文字列end

tech = Genko.get("/blog", filters: "category[equals]tech", orders: "-publishedAt", limit: 10)
recent = Genko.get("/blog", filters: "publishedAt[greater_than]#{(Time.now - 30 * 24 * 60 * 60).utc.iso8601(3)}")

class BlogPost  CACHE_TTL = 5.minutes
  def self.recent(limit: 10)    Rails.cache.fetch("genko/blog/recent/#{limit}", expires_in: CACHE_TTL) do      Genko.get("/blog", limit: limit, orders: "-publishedAt")[:contents]        .map { |entry| Post.from_entry(entry) }    end  endend