theme_version_app_blocks_check.rb

  # Specify templates required by the app (where app block will be installed).
  # E.g. %w[product collection index blog customers/account list-collections search]

  def check_theme_version(theme)
    app_block_templates = %w[product collection index]

    theme_assets = ShopifyAPI::Asset.find(:all, params: { theme_id: theme.id })
    template_json_files = theme_assets.select do |asset|
      app_block_templates.any? { |t| asset.key ==  "templates/#{t}.json"}
    end
    return :vintage if template_json_files.size != app_block_templates.size

    template_main_sections = template_json_files.map do |template|
      asset = ShopifyAPI::Asset.find(template.key, params: { theme_id: theme.id })
      json = JSON.parse(asset.value)

      main = json["sections"].find { |k, v| k == "main" || v["type"].start_with?("main-") }
      if main
        theme_assets.find { |asset| asset.key == "sections/#{main[1]["type"]}.liquid" }
      elsif template.key == "templates/index.json"
        theme_assets.find { |asset| asset.key == "sections/apps.liquid" }
      else
        nil
      end
    end.compact

    sections_with_app_block = template_main_sections.map do |asset|
      accepts_app_block = false
      file = ShopifyAPI::Asset.find(asset.key, params: { theme_id: theme.id} )
      match = file.value.match(/\{\%[-\s]+schema[-\s]+\%\}([\s\S]*?)\{\%[-\s]+endschema[-\s]+\%\}/m)
      schema = JSON.parse(match[1])
      if schema && schema["blocks"]
        accepts_app_block = schema["blocks"].any? { |b| b["type"] == "@app" }
      end

      accepts_app_block ? file : nil
    end.compact

    if sections_with_app_block.size
      :os2
    else
      :vintage
    end
  end


ca = ConnectedAccount::ShopifyConnectedAccount.find_by(account_id: 76)
session = ShopifyAPI::Session.new(domain: ca.provider_account_uid, token: ca.oauth_token, api_version:SmileConfig.shopify_app.api_version)
ShopifyAPI::Base.activate_session(session)

theme = ShopifyAPI::Theme.all.select{|t| t.role == "main"}.first