module Souls
  module Api::Generate
    ## Generate Rspec Factory
    class << self
      def rspec_factory_head(class_name: "user")
        file_path = "./spec/factories/#{class_name.pluralize}.rb"
        FileUtils.mkdir_p("./spec/factories/") unless Dir.exist?("./spec/factories/")
        File.open(file_path, "w") do |f|
          f.write(<<~TEXT)
            FactoryBot.define do
              factory :#{class_name} do
          TEXT
        end
      end

      def rspec_factory_params(class_name: "user")
        file_path = "./spec/factories/#{class_name.pluralize}.rb"
        path = "./db/schema.rb"
        @on = false
        File.open(file_path, "a") do |new_line|
          File.open(path, "r") do |f|
            f.each_line.with_index do |line, _i|
              if @on
                new_line.write("\n" && break) if line.include?("t.index") || line.strip == "end"
                field = '["tag1", "tag2", "tag3"]' if line.include?("array: true")
                type, name = line.split(",")[0].gsub("\"", "").scan(/((?<=t\.).+(?=\s)) (.+)/)[0]
                field ||= get_test_type(type)
                if type == "bigint" && name.include?("_id")
                  id_name = name.gsub("_id", "")
                  new_line.write("    association :#{id_name}, factory: :#{id_name}\n")
                else
                  new_line.write("    #{name} { #{field} }\n")
                end
              end
              @on = true if table_check(line: line, class_name: class_name)
            end
          end
        end
      end

      def rspec_factory_end(class_name: "user")
        file_path = "./spec/factories/#{class_name.pluralize}.rb"
        File.open(file_path, "a") do |f|
          f.write(<<~TEXT)
              end
            end
          TEXT
        end
        file_path
      end

      def rspec_factory(class_name: "user")
        file_path = "./spec/factories/#{class_name.pluralize}.rb"
        return "RspecFactory already exist! #{file_path}" if File.exist?(file_path)

        singularized_class_name = class_name.singularize
        rspec_factory_head(class_name: singularized_class_name)
        rspec_factory_params(class_name: singularized_class_name)
        rspec_factory_end(class_name: singularized_class_name)
        puts(Paint % ["Created file! : %{white_text}", :green, { white_text: [file_path.to_s, :white] }])
        file_path
      rescue StandardError => e
        raise(StandardError, e)
      end
    end
  end
end