# name: discourse-custom-wizard
# about: Create custom wizards
# version: 0.1
# authors: Angus McLeod
# url: https://github.com/angusmcleod/discourse-custom-wizard

register_asset 'stylesheets/wizard_custom_admin.scss'
register_asset 'lib/jquery.timepicker.min.js'
register_asset 'lib/jquery.timepicker.scss'

config = Rails.application.config
config.assets.paths << Rails.root.join('plugins', 'discourse-custom-wizard', 'assets', 'javascripts')
config.assets.paths << Rails.root.join('plugins', 'discourse-custom-wizard', 'assets', 'stylesheets', 'wizard')

if Rails.env.production?
  config.assets.precompile += %w{
    wizard-custom-lib.js
    wizard-custom.js
    wizard-plugin.js
    wizard-custom-start.js
    wizard-raw-templates.js.erb
    stylesheets/wizard/wizard_custom.scss
    stylesheets/wizard/wizard_composer.scss
    stylesheets/wizard/wizard_variables.scss
    stylesheets/wizard/wizard_custom_mobile.scss
  }
end

if respond_to?(:register_svg_icon)
  register_svg_icon "calendar-o"
  register_svg_icon "chevron-right"
  register_svg_icon "chevron-left"
end

after_initialize do
  UserHistory.actions[:custom_wizard_step] = 1000

  require_dependency 'application_controller'
  module ::CustomWizard
    class Engine < ::Rails::Engine
      engine_name 'custom_wizard'
      isolate_namespace CustomWizard
    end
  end

  CustomWizard::Engine.routes.draw do
    get ':wizard_id' => 'wizard#index'
    put ':wizard_id/skip' => 'wizard#skip'
    get ':wizard_id/steps' => 'wizard#index'
    get ':wizard_id/steps/:step_id' => 'wizard#index'
    put ':wizard_id/steps/:step_id' => 'steps#update'
  end

  require_dependency 'admin_constraint'
  Discourse::Application.routes.append do
    mount ::CustomWizard::Engine, at: 'w'

    scope module: 'custom_wizard', constraints: AdminConstraint.new do
      get 'admin/wizards' => 'admin#index'
      get 'admin/wizards/field-types' => 'admin#field_types'
      get 'admin/wizards/custom' => 'admin#index'
      get 'admin/wizards/custom/new' => 'admin#index'
      get 'admin/wizards/custom/all' => 'admin#custom_wizards'
      get 'admin/wizards/custom/:wizard_id' => 'admin#find_wizard'
      put 'admin/wizards/custom/save' => 'admin#save'
      delete 'admin/wizards/custom/remove' => 'admin#remove'
      get 'admin/wizards/submissions' => 'admin#index'
      get 'admin/wizards/submissions/:wizard_id' => 'admin#submissions'
    end
  end

  load File.expand_path('../jobs/clear_after_time_wizard.rb', __FILE__)
  load File.expand_path('../jobs/set_after_time_wizard.rb', __FILE__)
  load File.expand_path('../lib/builder.rb', __FILE__)
  load File.expand_path('../lib/field.rb', __FILE__)
  load File.expand_path('../lib/step_updater.rb', __FILE__)
  load File.expand_path('../lib/template.rb', __FILE__)
  load File.expand_path('../lib/wizard.rb', __FILE__)
  load File.expand_path('../lib/wizard_edits.rb', __FILE__)
  load File.expand_path('../controllers/wizard.rb', __FILE__)
  load File.expand_path('../controllers/steps.rb', __FILE__)
  load File.expand_path('../controllers/admin.rb', __FILE__)

  ::UsersController.class_eval do
    def wizard_path
      if custom_wizard_redirect = current_user.custom_fields['redirect_to_wizard']
        "#{Discourse.base_url}/w/#{custom_wizard_redirect.dasherize}"
      else
        "#{Discourse.base_url}/wizard"
      end
    end
  end

  module InvitesControllerCustomWizard
    def path(url)
      if Wizard.user_requires_completion?(@user)
        wizard_id = @user.custom_fields['custom_wizard_redirect']

        if wizard_id && url != '/'
          CustomWizard::Wizard.set_submission_redirect(@user, wizard_id, url)
          url = "/w/#{wizard_id.dasherize}"
        end
      end
      super(url)
    end

    private def post_process_invite(user)
      super(user)
      @user = user
    end
  end

  require_dependency 'invites_controller'
  class ::InvitesController
    prepend InvitesControllerCustomWizard
  end

  class ::ApplicationController
    before_action :redirect_to_wizard_if_required, if: :current_user

    def redirect_to_wizard_if_required
      wizard_id = current_user.custom_fields['redirect_to_wizard']
      @excluded_routes ||= SiteSetting.wizard_redirect_exclude_paths.split('|') + ['/w/']
      url = request.referer || request.original_url

      if request.format === 'text/html' && !@excluded_routes.any? { |str| /#{str}/ =~ url } && wizard_id
        if request.referer !~ /\/w\// && request.referer !~ /\/invites\//
          CustomWizard::Wizard.set_submission_redirect(current_user, wizard_id, request.referer)
        end

        redirect_to "/w/#{wizard_id.dasherize}"
      end
    end
  end

  add_to_serializer(:current_user, :redirect_to_wizard) { object.custom_fields['redirect_to_wizard'] }

  ## TODO limit this to the first admin
  SiteSerializer.class_eval do
    attributes :complete_custom_wizard

    def include_wizard_required?
      scope.is_admin? && Wizard.new(scope.user).requires_completion?
    end

    def complete_custom_wizard
      if scope.user && requires_completion = CustomWizard::Wizard.prompt_completion(scope.user)
        requires_completion.map { |w| { name: w[:name], url: "/w/#{w[:id]}" } }
      end
    end

    def include_complete_custom_wizard?
      complete_custom_wizard.present?
    end
  end

  DiscourseEvent.on(:user_approved) do |user|
    if wizard_id = CustomWizard::Wizard.after_signup
      CustomWizard::Wizard.set_wizard_redirect(user, wizard_id)
    end
  end

  DiscourseEvent.trigger(:custom_wizard_ready)
end