# frozen_string_literal: true
require 'pastel'
require 'ostruct'
require 'active_support/inflector'
require_relative '../../command'

module Sumcli
  module Commands
    class Add
      class Endpoint < Sumcli::Command
        ENDPOINT_PATH = 'api/endpoints'
        MODELS_PATH = 'app/models'
        ENTITIES_PATH = 'api/entities'
        TESTS_PATH = 'spec/api'

        TEMPLATES_PATH = File.expand_path('../../templates/add/endpoint', __dir__)

        def initialize(name, method, route, options)
          @name = name
          @method = method
          @route = route
          @options = options
          @variables = OpenStruct.new(name: @name, route: @route, method: @method)
        end

        def execute(input: $stdin, output: $stdout)
          unless File.file?(".sumcli")
            pastel = Pastel.new
            output.puts pastel.red("ERROR!\nYou are no in a sumcli app directory.")
            output.puts <<-OUT.strip
            You can execute #{pastel.green('sumcli help new')} to get more info.
            OUT
            return
          end

          create_entity unless File.file?("#{ENTITIES_PATH}/#{@name.underscore}.rb")
          create_test unless File.file?("#{TESTS_PATH}/#{@name.underscore}.rb")
          create_endpoint unless File.file?("#{ENDPOINT_PATH}/#{@name.underscore}.rb")
          inject_route unless @method.nil?
        end

        def inject_mount
          generator.inject_into_file("#{ENDPOINT_PATH}/base.rb", after: "# APIs\n") do <<-RB
    mount API::#{@name.capitalize}
    RB
          end
        end

        def inject_route
          generator.inject_into_file("#{ENDPOINT_PATH}/#{@name.underscore}.rb", after: "# ENDPOINTS\n") do <<-RB

      desc 'Describe your endpoint'
      params do
        # requires :id, type: Integer
      end
      #{@method.downcase} '#{@route}' do
        # write code here..
      end
      RB
          end
        end

        def create_test
          generator.copy_file(
            "#{TEMPLATES_PATH}/test.rb.erb",
            "#{TESTS_PATH}/#{@name.underscore}_spec.rb",
            context: @variables
          )
        end

        def create_entity
          generator.copy_file(
            "#{TEMPLATES_PATH}/entity.rb.erb",
            "#{ENTITIES_PATH}/#{@name.underscore}.rb",
            context: @variables
          )
        end

        def create_endpoint
          generator.copy_file(
            "#{TEMPLATES_PATH}/new.rb.erb",
            "#{ENDPOINT_PATH}/#{@name.underscore}.rb",
            context: @variables
          )

          inject_mount
        end

        def create_model
          generator.copy_file(
            "#{TEMPLATES_PATH}/model.rb.erb",
            "#{MODELS_PATH}/#{@name.underscore}.rb",
            context: @variables
          )
        end
      end
    end
  end
end