package Catalyst::IOC;
use strict;
use warnings;
+use Bread::Board qw/depends_on/;
+use Catalyst::IOC::ConstructorInjection;
+no strict 'refs';
-# You want to use Sub::Exporter here to export our sugar (and probably some of
-# the bread::board sugar
+# FIXME - All of these imports need to get the importing package
+# as the customise_container and current_container variables
+# NEED to be in the containers package so there can be multiple
+# containers..
+use Sub::Exporter -setup => {
+ exports => [qw/
+ depends_on
+ component
+ model
+ container
+ /],
+ groups => { default => [qw/
+ depends_on
+ component
+ model
+ container
+ /]},
+};
+#use Sub::Exporter -setup => [
+# qw(
+# Bread::Board::as
+# Bread::Board::container
+# Bread::Board::depends_on
+# Bread::Board::service
+# Bread::Board::alias
+# Bread::Board::wire_names
+# Bread::Board::include
+# Bread::Board::typemap
+# Bread::Board::infer
+# )
+#];
+# I'm probably doing it wrong.
+# Anyway, I'll just use Moose::Exporter. Do I really have to use Sub::Exporter?
+#use Moose::Exporter;
+#Moose::Exporter->setup_import_methods(
+# also => ['Bread::Board'],
+#);
+sub container (&) {
+ my $code = shift;
+ my $caller = caller;
+ ${"${caller}::customise_container"} = sub {
+ warn("In customise container");
+ local ${"${caller}::current_container"} = shift;
+ $code->();
+ };
+}
+
+sub model (&) {
+ my $code = shift;
+ my $caller = caller;
+ local ${"${caller}::current_container"} = ${"${caller}::current_container"}->get_sub_container('model');
+ $code->();
+}
+
+sub component {
+ my ($name, %args) = @_;
+ my $caller = caller;
+ $args{dependencies} ||= {};
+ $args{dependencies}{application_name} = depends_on( '/application_name' );
+
+ # FIXME - check $args{type} here!
+
+ my $component_name = join '::', (
+ ${"${caller}::current_container"}->resolve(service => '/application_name'),
+ ucfirst(${"${caller}::current_container"}->name),
+ $name
+ );
+
+ my $service = Catalyst::IOC::ConstructorInjection->new(
+ %args,
+ name => $name,
+ lifecycle => 'Singleton',
+ # XX FIXME - needs to become possible to intuit catalyst_component_name
+ # from dependencies (like config)
+ catalyst_component_name => $component_name,
+ );
+ ${"${caller}::current_container"}->add_service($service);
+}
1;
+
+# FIXME - should the code example below be on this file or Catalyst::IOC::Container?
+
+__END__
+
+=pod
+
+=head1 NAME
+
+Catalyst::IOC - IOC for Catalyst, based on Bread::Board
+
+=head1 SYNOPSIS
+
+ package MyApp::Container;
+ use Catalyst::IOC;
+
+ sub BUILD {
+ my $self = shift;
+
+ container $self => as {
+ container model => as {
+
+ # default component
+ component Foo => ();
+
+ # model Bar needs model Foo to be built before
+ # and Bar's constructor gets Foo as a parameter
+ component Bar => ( dependencies => [
+ depends_on('/model/Foo'),
+ ]);
+
+ # Baz is rebuilt once per HTTP request
+ component Baz => ( lifecycle => 'Request' );
+
+ # built only once per application life time
+ component Quux => ( lifecycle => 'Singleton' );
+
+ # built once per app life time and uses an external model,
+ # outside the default directory
+ # no need for wrappers or Catalyst::Model::Adaptor
+ component Fnar => (
+ lifecycle => 'Singleton',
+ class => 'My::External::Class',
+ );
+ };
+ }
+ }
+
+=head1 DESCRIPTION
+
+=head1 METHODS
+
+=head1 AUTHORS
+
+Catalyst Contributors, see Catalyst.pm
+
+=head1 SEE ALSO
+
+L<Bread::Board>
+
+=head1 COPYRIGHT
+
+This library is free software. You can redistribute it and/or modify it under
+the same terms as Perl itself.
+
+=cut