Sha256: 46fd21aef092a68514bed6977bc28d74ec0e859c460d8a3ed25498f4449261fc
Contents?: true
Size: 1.15 KB
Versions: 11
Compression:
Stored size: 1.15 KB
Contents
class ReeDao::OneToMany
include Ree::FnDSL
fn :one_to_many do
link :demodulize, from: :ree_string
link :underscore, from: :ree_string
link :group_by, from: :ree_array
end
contract(
ArrayOf[ -> (v) { v.class.ancestors.include?(ReeDto::EntityDSL) } ],
Sequel::Dataset,
Ksplat[
foreign_key?: Symbol,
assoc_setter?: Symbol
] => nil
)
def call(list, assoc_dao, **opts)
return if list.empty?
root_ids = list.map(&:id)
assoc_setter = if opts.key?(:assoc_setter)
opts[:assoc_setter]
else
dto_class = assoc_dao
.opts[:schema_mapper]
.strategies
.detect {_1 .method == :db_load }
.output
.dto
name = underscore(demodulize(dto_class.name))
"set_#{name}s".to_sym
end
foreign_key = if opts.key?(:foreign_key)
opts[:foreign_key]
else
name = underscore(demodulize(list.first.class.name))
"#{name}_id".to_sym
end
assoc_by_group = group_by(assoc_dao.where(foreign_key => root_ids).all) { _1.send(foreign_key) }
list.each do |item|
item.send(assoc_setter, assoc_by_group[item.id] || [])
end
nil
end
end
Version data entries
11 entries across 11 versions & 1 rubygems