Class: ForestAdminDatasourceMongoid::Utils::Schema::FieldsGenerator

Inherits:
Object
  • Object
show all
Extended by:
Parser::Column, Parser::Validation, Helpers
Includes:
ForestAdminDatasourceToolkit::Components::Query::ConditionTree
Defined in:
lib/forest_admin_datasource_mongoid/utils/schema/fields_generator.rb

Constant Summary

Constants included from Parser::Column

Parser::Column::TYPES

Class Method Summary collapse

Methods included from Helpers

compare_ids, deep_merge, escape, group_ids_by_path, recursive_delete, recursive_set, reformat_patch, replace_mongo_types, split_id, unflatten_record, unnest

Methods included from Parser::Column

get_column_type, get_default_value, get_embedded_fields, operators_for_column_type

Methods included from Parser::Validation

get_validations, parse_format_validator, parse_length_validator, parse_numericality_validator

Class Method Details

.build_fields_schema(model, stack) ⇒ Object 



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# File 'lib/forest_admin_datasource_mongoid/utils/schema/fields_generator.rb', line 10

def self.build_fields_schema(model, stack)
  our_schema = {}
  child_schema = MongoidSchema.from_model(model).apply_stack(stack)

  child_schema.fields.each do |name, field|
    next unless name != 'parent'

    default_value = if field.respond_to?(:object_id_field?) && field.object_id_field?
                      nil
                    else
                      get_default_value(field)
                    end

    our_schema[name] = ForestAdminDatasourceToolkit::Schema::ColumnSchema.new(
      column_type: get_column_type(field),
      filter_operators: operators_for_column_type(get_column_type(field)),
      is_primary_key: name == '_id',
      is_read_only: false,
      is_sortable: get_column_type(field) != 'Json',
      default_value: default_value,
      enum_values: [],
      validation: get_validations(model, field)
    )

    if !field.is_a?(Hash) && field.foreign_key? && field.type != Array && !field.association.polymorphic?
      our_schema["#{name}__many_to_one"] = build_many_to_one(field)
    end
  end

  return our_schema unless stack.length > 1

  parent_prefix = stack[stack.length - 2][:prefix]

  our_schema['_id'] = build_virtual_primary_key
  parent_id = child_schema.fields['parent']['_id']
  our_schema['parent_id'] = ForestAdminDatasourceToolkit::Schema::ColumnSchema.new(
    column_type: get_column_type(parent_id),
    filter_operators: operators_for_column_type(get_column_type(parent_id)),
    is_primary_key: false,
    is_read_only: false,
    is_sortable: get_column_type(parent_id) != 'Json',
    default_value: parent_id.object_id_field? ? nil : get_default_value(parent_id),
    enum_values: [],
    validation: [{ operator: 'Present' }]
  )

  model_name = model.name.gsub('::', '__')
  our_schema['parent'] = ForestAdminDatasourceToolkit::Schema::Relations::ManyToOneSchema.new(
    foreign_collection: escape(parent_prefix.nil? ? model_name : "#{model_name}.#{parent_prefix}"),
    foreign_key: 'parent_id',
    foreign_key_target: '_id'
  )

  our_schema
end

.build_many_to_one(field) ⇒ Object 



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# File 'lib/forest_admin_datasource_mongoid/utils/schema/fields_generator.rb', line 76

def self.build_many_to_one(field)
  association = field.options[:association]
  ForestAdminDatasourceToolkit::Schema::Relations::ManyToOneSchema.new(
    foreign_collection: association.klass.name.gsub('::', '__'),
    foreign_key: association.foreign_key,
    foreign_key_target: '_id'
  )
end

.build_virtual_primary_key ⇒ Object 



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# File 'lib/forest_admin_datasource_mongoid/utils/schema/fields_generator.rb', line 66

def self.build_virtual_primary_key
  ForestAdminDatasourceToolkit::Schema::ColumnSchema.new(
    column_type: 'String',
    filter_operators: operators_for_column_type('String'),
    is_primary_key: true,
    is_read_only: true,
    is_sortable: true
  )
end