require "simplecov"
SimpleCov.start do
  add_filter "/spec/"
end

require "bundler/setup"
require "asciidoctor"
require "asciidoctor-iso"
require "rspec/matchers"
require "equivalent-xml"
require "metanorma"
require "metanorma/iso"

RSpec.configure do |config|
  # Enable flags like --only-failures and --next-failure
  config.example_status_persistence_file_path = ".rspec_status"

  # Disable RSpec exposing methods globally on `Module` and `main`
  config.disable_monkey_patching!

  config.expect_with :rspec do |c|
    c.syntax = :expect
  end
end

def strip_guid(x)
  x.gsub(%r{ id="_[^"]+"}, ' id="_"').gsub(%r{ target="_[^"]+"}, ' target="_"')
end

ASCIIDOC_BLANK_HDR = <<~"HDR"
      = Document title
      Author
      :docfile: test.adoc
      :nodoc:
      :novalid:
      :no-isobib:

HDR

ISOBIB_BLANK_HDR = <<~"HDR"
      = Document title
      Author
      :docfile: test.adoc
      :nodoc:
      :novalid:
      :no-isobib-cache:

HDR

FLUSH_CACHE_ISOBIB_BLANK_HDR = <<~"HDR"
      = Document title
      Author
      :docfile: test.adoc
      :nodoc:
      :novalid:
      :flush-caches:

HDR

CACHED_ISOBIB_BLANK_HDR = <<~"HDR"
      = Document title
      Author
      :docfile: test.adoc
      :nodoc:
      :novalid:

HDR

LOCAL_CACHED_ISOBIB_BLANK_HDR = <<~"HDR"
      = Document title
      Author
      :docfile: test.adoc
      :nodoc:
      :novalid:
      :local-cache:

HDR

VALIDATING_BLANK_HDR = <<~"HDR"
      = Document title
      Author
      :docfile: test.adoc
      :nodoc:
      :no-isobib:

HDR

BLANK_HDR = <<~"HDR"
<?xml version="1.0" encoding="UTF-8"?>
<iso-standard xmlns="http://riboseinc.com/isoxml">
<bibdata type="article">
  <title>
  </title>
  <title>
  </title>
  <docidentifier>
    <project-number>ISO </project-number>
  </docidentifier>
  <contributor>
    <role type="author"/>
    <organization>
      <name>International Organization for Standardization</name>
      <abbreviation>ISO</abbreviation>
    </organization>
  </contributor>
  <contributor>
    <role type="publisher"/>
    <organization>
      <name>International Organization for Standardization</name>
      <abbreviation>ISO</abbreviation>
    </organization>
  </contributor>
  <script>Latn</script>
  <status>
    <stage>60</stage>
    <substage>60</substage>
  </status>
  <copyright>
    <from>#{Time.new.year}</from>
    <owner>
      <organization>
        <name>International Organization for Standardization</name>
        <abbreviation>ISO</abbreviation>
      </organization>
    </owner>
  </copyright>
  <editorialgroup>
    <technical-committee/>
    <subcommittee/>
    <workgroup/>
  </editorialgroup>
</bibdata>
HDR

def stub_fetch_ref(**opts)
  xml = ""

  hit = double("hit")
  expect(hit).to receive(:"[]").with("title") do
    Nokogiri::XML(xml).at("//docidentifier").content
  end.at_least(:once)

  hit_instance = double("hit_instance")
  expect(hit_instance).to receive(:hit).and_return(hit).at_least(:once)
  expect(hit_instance).to receive(:to_xml) do |builder, opt|
    expect(builder).to be_instance_of Nokogiri::XML::Builder
    expect(opt).to eq opts
    builder << xml
  end.at_least :once

  hit_page = double("hit_page")
  expect(hit_page).to receive(:first).and_return(hit_instance).at_least :once

  hit_pages = double("hit_pages")
  expect(hit_pages).to receive(:first).and_return(hit_page).at_least :once

  expect(Isobib::IsoBibliography).to receive(:search).
    and_wrap_original do |search, *args|
    code = args[0]
    expect(code).to be_instance_of String
    xml = get_xml(search, code, opts)
    hit_pages
  end.at_least :once
end

private

def get_xml(search, code, opts)
  c = code.gsub(%r{[\/\s:-]}, "_").sub(%r{_+$}, "").downcase
  o = opts.keys.join "_"
  file = "spec/examples/#{[c, o].join '_'}.xml"
  if File.exist? file
    File.read file
  else
    result = search.call(code)
    hit = result&.first&.first
    xml = hit.to_xml nil, opts
    File.write file, xml
    xml
  end
end