require 'test_helper'
require 'active_scaffold_config_mock'

class NumberModel < ActiveRecord::Base
  include ActiveScaffold::ActiveRecordPermissions::ModelUserAccess::Model
  def self.columns
    @columns ||= [ColumnMock.new('id', '', 'int(11)'), ColumnMock.new('number', '', 'double(10,2)')]
  end

  def self.columns_hash
    @columns_hash ||= Hash[columns.map { |c| [c.name, c] }]
  end

  def self.load_schema!
    columns_hash.each do |name, column|
      define_attribute(
        name,
        connection.lookup_cast_type_from_column(column),
        default: column.default
      )
    end
  end
end

class ConvertNumbersFormatTest < Minitest::Test
  include ActiveScaffoldConfigMock
  include ActiveScaffold::AttributeParams
  include ActiveScaffold::Finder
  include ActiveScaffold::Helpers::ControllerHelpers

  def setup
    NumberModel.load_schema! if Rails.version >= '5.0'
    I18n.backend.store_translations :en, :number => {:format => {
      :delimiter => ',',
      :separator => '.'
    }}
    I18n.backend.store_translations :es, :number => {:format => {
      :delimiter => '.',
      :separator => ','
    }}
    I18n.backend.store_translations :ru, :number => {:currency => {
      :format => {
        :separator => ',',
        :delimiter => ''
      }
    }}

    @config = config_for('number_model')
    @config.columns[:number].form_ui = nil
  end

  def teardown
    I18n.locale = :en
  end

  def test_english_format_with_decimal_separator_using_english_language
    I18n.locale = :en
    assert_equal 0.1, convert_number('.1')
    assert_equal 0.1, convert_number('.100')
    assert_equal 0.1, convert_number('0.1')
    assert_equal 0.345, convert_number('0.345')
    assert_equal 0.345, convert_number('+0.345')
    assert_equal(-0.345, convert_number('-0.345'))
    assert_equal 9.345, convert_number('9.345')
    assert_equal 9.1, convert_number('9.1')
    assert_equal 90.1, convert_number('90.1')
  end

  def test_english_format_with_thousand_delimiter_using_english_language
    I18n.locale = :en
    assert_equal 1000, convert_number('1,000')
    assert_equal 1000, convert_number('+1,000')
    assert_equal(-1000, convert_number('-1,000'))
    assert_equal 1_000_000, convert_number('1,000,000')
  end

  def test_english_format_with_separator_and_delimiter_using_english_language
    I18n.locale = :en
    assert_equal 1234.1, convert_number('1,234.1')
    assert_equal 1234.1, convert_number('1,234.100')
    assert_equal 1234.345, convert_number('+1,234.345')
    assert_equal(-1234.345, convert_number('-1,234.345'))
    assert_equal 1_234_000.1, convert_number('1,234,000.100')
  end

  def test_english_format_with_decimal_separator_using_spanish_language
    I18n.locale = :es
    assert_equal 0.1, convert_number('.1')
    assert_equal 0.1, convert_number('0.1')
    assert_equal 0.12, convert_number('+0.12')
    assert_equal(-0.12, convert_number('-0.12'))
    assert_equal 9.1, convert_number('9.1')
    assert_equal 90.1, convert_number('90.1')
  end

  def test_spanish_format_with_decimal_separator_using_spanish_language
    I18n.locale = :es
    assert_equal 0.1, convert_number(',1')
    assert_equal 0.1, convert_number(',100')
    assert_equal 0.1, convert_number('0,1')
    assert_equal 0.345, convert_number('0,345')
    assert_equal 0.345, convert_number('+0,345')
    assert_equal(-0.345, convert_number('-0,345'))
    assert_equal 9.1, convert_number('9,1')
    assert_equal 90.1, convert_number('90,1')
    assert_equal 9.1, convert_number('9,100')
  end

  def test_spanish_format_with_thousand_delimiter_using_spanish_language
    I18n.locale = :es
    assert_equal 1000, convert_number('1.000')
    assert_equal 1000, convert_number('+1.000')
    assert_equal(-1000, convert_number('-1.000'))
    assert_equal 1_000_000, convert_number('1.000.000')
  end

  def test_spanish_format_with_separator_and_decimal_using_spanish_language
    I18n.locale = :es
    assert_equal 1230.1, convert_number('1.230,1')
    assert_equal 1230.1, convert_number('1.230,100')
    assert_equal 1234.345, convert_number('+1.234,345')
    assert_equal(-1234.345, convert_number('-1.234,345'))
    assert_equal 1_234_000.1, convert_number('1.234.000,100')
  end

  def test_english_currency_format_with_decimal_separator_using_russian_language
    I18n.locale = :ru
    assert_equal 0.1, convert_number('.1', :currency)
    assert_equal 0.1, convert_number('0.1', :currency)
    assert_equal 0.12, convert_number('+0.12', :currency)
    assert_equal(-0.12, convert_number('-0.12', :currency))
    assert_equal 9.1, convert_number('9.1', :currency)
    assert_equal 90.1, convert_number('90.1', :currency)
  end

  def test_russian_currency_format_with_decimal_separator_using_russian_language
    I18n.locale = :ru
    assert_equal 0.1, convert_number(',1', :currency)
    assert_equal 0.1, convert_number(',100', :currency)
    assert_equal 0.1, convert_number('0,1', :currency)
    assert_equal 0.345, convert_number('0,345', :currency)
    assert_equal 0.345, convert_number('+0,345', :currency)
    assert_equal(-0.345, convert_number('-0,345', :currency))
    assert_equal 9.1, convert_number('9,1', :currency)
    assert_equal 90.1, convert_number('90,1', :currency)
    assert_equal 9.1, convert_number('9,100', :currency)
  end

  def test_english_format_with_decimal_separator_with_no_localized_format
    I18n.locale = :ru
    assert_equal 0.1, convert_number('.1')
    assert_equal 0.1, convert_number('0.1')
  end

  private

  def convert_number(value, format = nil)
    record = NumberModel.new
    @config.columns[:number].options[:format] = format unless format.nil?
    update_record_from_params(record, @config.create.columns, HashWithIndifferentAccess.new(:number => value))
    record.number
  end

  def params_hash?(value)
    value.is_a? Hash
  end

  def params_hash(value)
    value
  end
end