PhlexUI::Form::Builder

builder.rb

# frozen_string_literal: true

module PhlexUI
  class Form::Builder < Base
    # include Phlex::Rails::Helpers::FormAuthenticityToken

    def initialize(model: nil, scope: nil, url: nil, format: nil, method: :post, **attrs)
      @object = model
      @scope = scope
      @url = url
      @format = format
      @method = method
      super(**attrs)
    end

    def template(&block)
      render PhlexUI::Form.new(action: form_url, method: form_method, **attrs) do
        # Authenticity token hidden input
        # render PhlexUI::Form::Input.new(type: :hidden, name: :authenticity_token, value: helper.form_authenticity_token) if helper.form_authenticity_token
        render PhlexUI::Form::Spacer.new do
          block.call
        end
      end
    end

    def input(name, label: nil, hint: false, error: nil, **input_attrs)
      name = name.to_s
      scoped_name = @scope ? "#{@scope}[#{name}]" : name
      label ||= convert_name_to_label(name)
      error = @object.errors[name].first if @object && @object.errors[name].present?

      render PhlexUI::Form::Item.new do
        render PhlexUI::Label.new(for: scoped_name) { label } if label
        render PhlexUI::Input.new(name: scoped_name, id: scoped_name, error: error, **input_attrs)
        render PhlexUI::Hint.new { hint } if hint
      end
    end

    def submit(type: :submit, **button_attrs, &block)
      render PhlexUI::Button.new(type!: type, **button_attrs, &block)
    end

    private

    def form_method
      @object ? (@object.new_record? ? :post : :patch) : @method
    end

    def form_url
      if @url
        @url
      elsif @object
        url_from_object
      else
        raise "No URL provided"
      end
    end

    def url_from_object
      base_url = @object.new_record? ? "/#{@object.class.name.downcase.pluralize}" : "/#{@object.class.name.downcase.pluralize}/#{@object.id}"
      @format ? "#{base_url}.#{@format}" : base_url
    end

    def convert_name_to_label(name)
      name.to_s.split("_").map(&:capitalize).join(" ")
    end

    def default_attrs
      {}
    end
  end
end