Class: HakumiComponents::FormBuilder::ModelBinding

Inherits:
Object
  • Object
show all
Extended by:
T::Sig
Defined in:
app/form_builders/hakumi_components/form_builder/model_binding.rb

Overview

typed: strict frozen_string_literal: true

Instance Method Summary collapse

Constructor Details

#initialize(object_name:, object:) ⇒ ModelBinding

Returns a new instance of ModelBinding.



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# File 'app/form_builders/hakumi_components/form_builder/model_binding.rb', line 8

def initialize(object_name:, object:)
  @object_name = T.let(object_name, T.nilable(String))
  @object = T.let(object, T.nilable(ActiveModel::Model))
end

Instance Method Details

#build_field_context(method:, explicit_value:, id_suffix: nil) ⇒ Object 



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# File 'app/form_builders/hakumi_components/form_builder/model_binding.rb', line 20

def build_field_context(method:, explicit_value:, id_suffix: nil)
  field_name = if @object_name
    "#{@object_name}[#{method}]"
  else
    method.to_s
  end

  base_id = if @object_name
    "#{@object_name}_#{method}"
  else
    method.to_s
  end

  field_id = if id_suffix
    "#{base_id}_#{id_suffix}".parameterize.underscore
  else
    base_id
  end

  value = explicit_value.nil? ? object_value(method) : explicit_value

  HakumiComponents::FormBuilder::FieldContext.new(
    name: field_name,
    id: field_id,
    value: value,
    errors: object_errors(method)
  )
end

#enhance_options(method:, options:) ⇒ Object 



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# File 'app/form_builders/hakumi_components/form_builder/model_binding.rb', line 65

def enhance_options(method:, options:)
  model = form_object
  return options unless model

  enhanced = options.dup

  if enhanced[:label].nil?
    detected_label = HakumiComponents::Rails::AttributeIntrospection.human_attribute_name(model, method)
    enhanced[:label] = detected_label if detected_label
  end

  if enhanced[:required].nil?
    enhanced[:required] = HakumiComponents::Rails::ValidationIntrospection.required?(model, method)
  end

  if enhanced[:placeholder].nil?
    detected_placeholder = HakumiComponents::Rails::AttributeIntrospection.placeholder(model, method)
    enhanced[:placeholder] = detected_placeholder if detected_placeholder
  end

  if enhanced[:caption].nil?
    detected_hint = HakumiComponents::Rails::AttributeIntrospection.hint(model, method)
    enhanced[:caption] = detected_hint if detected_hint
  end

  detected_rules = HakumiComponents::Rails::ValidationMapper.to_frontend_rules(model, method)
  manual_rules = enhanced[:rules]

  if manual_rules.nil?
    enhanced[:rules] = detected_rules unless detected_rules.empty?
  elsif manual_rules.is_a?(Array) && !detected_rules.empty?
    enhanced[:rules] = HakumiComponents::Rails::ValidationMapper.merge_rules(manual_rules, detected_rules)
  end

  if enhanced[:type].nil?
    if HakumiComponents::Rails::ValidationIntrospection.email_field?(model, method)
      enhanced[:type] = :email
    elsif HakumiComponents::Rails::ValidationIntrospection.url_field?(model, method)
      enhanced[:type] = :url
    else
      detected_type = HakumiComponents::Rails::AttributeIntrospection.input_type_from_column(model, method)
      enhanced[:type] = detected_type if detected_type != :text
    end
  end

  enhanced
end

#errors_for(method) ⇒ Object 



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# File 'app/form_builders/hakumi_components/form_builder/model_binding.rb', line 55

def errors_for(method)
  object_errors(method)
end

#value_for(method) ⇒ Object 



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# File 'app/form_builders/hakumi_components/form_builder/model_binding.rb', line 50

def value_for(method)
  object_value(method)
end