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1 | package Reaction::UI::ViewPort::Collection::Grid; |
2 | |
3 | use Reaction::Class; |
4 | |
5 | use aliased 'Reaction::InterfaceModel::Collection' => 'IM_Collection'; |
6 | use aliased 'Reaction::UI::ViewPort::Collection::Grid::Member'; |
7 | |
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8 | use namespace::clean -except => [ qw(meta) ]; |
9 | extends 'Reaction::UI::ViewPort::Collection'; |
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10 | |
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11 | |
12 | |
13 | has field_order => ( is => 'ro', isa => 'ArrayRef', lazy_build => 1); |
14 | has excluded_fields => ( is => 'ro', isa => 'ArrayRef', lazy_build => 1); |
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15 | has _raw_field_labels => ( |
16 | is => 'rw', isa => 'HashRef', |
17 | init_arg => 'field_labels', |
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18 | default => sub { {} }, |
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19 | ); |
20 | has field_labels => ( |
21 | is => 'ro', isa => 'HashRef', |
22 | lazy_build => 1, init_arg => undef, |
23 | ); |
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24 | |
25 | has computed_field_order => (is => 'ro', isa => 'ArrayRef', lazy_build => 1); |
26 | |
27 | #################################### |
28 | sub _build_member_class { Member }; |
29 | sub _build_field_labels { |
30 | my $self = shift; |
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31 | my %labels = %{$self->_raw_field_labels}; |
32 | for my $field ( @{$self->computed_field_order}) { |
33 | next if $labels{$field}; |
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34 | $labels{$field} = join(' ', map{ ucfirst } split('_', $field)); |
35 | } |
36 | return \%labels; |
37 | }; |
38 | sub _build_field_order { []; }; |
39 | sub _build_excluded_fields { []; }; |
40 | sub _build_computed_field_order { |
41 | my ($self) = @_; |
42 | my %excluded = map { $_ => undef } @{ $self->excluded_fields }; |
43 | #treat _$field_name as private and exclude fields with no reader |
44 | my @names = grep { $_ !~ /^_/ && !exists($excluded{$_})} map { $_->name } |
45 | grep { |
46 | !($_->has_type_constraint && |
47 | ($_->type_constraint->is_a_type_of('ArrayRef') || |
48 | eval {$_->type_constraint->name->isa('Reaction::InterfaceModel::Collection')} || |
49 | eval { $_->_isa_metadata->isa('Reaction::InterfaceModel::Collection') } |
50 | ) |
51 | ) } |
52 | grep { defined $_->get_read_method } |
53 | $self->current_collection->member_type->parameter_attributes; |
54 | |
55 | return $self->sort_by_spec($self->field_order, \@names); |
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56 | }; |
57 | |
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58 | before _build_members => sub { |
59 | my ($self) = @_; |
60 | $self->member_args->{computed_field_order} ||= $self->computed_field_order; |
61 | }; |
62 | |
63 | __PACKAGE__->meta->make_immutable; |
64 | |
65 | |
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66 | 1; |
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67 | |
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68 | __END__; |
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69 | |
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70 | =head1 NAME |
71 | |
72 | Reaction::UI::ViewPort::Collection |
73 | |
74 | =head1 DESCRIPTION |
75 | |
76 | This subclass of L<Reaction::UI::ViewPort::Collection> allows you to display a |
77 | homogenous collection of Reaction::InterfaceModel::Objects as a grid. |
78 | |
79 | =head1 ATTRIBUTES |
80 | |
81 | =head2 field_order |
82 | |
83 | =head2 excluded_fields |
84 | |
85 | =head2 field_labels |
86 | |
87 | =head2 computed_field_order |
88 | |
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89 | =head1 INTERNAL METHODS |
90 | |
91 | These methods, although stable, are subject to change without notice. These are meant |
92 | to be used only by developers. End users should refrain from using these methods to |
93 | avoid potential breakages. |
94 | |
95 | =head1 SEE ALSO |
96 | |
97 | L<Reaction::UI::ViewPort::Collection> |
98 | |
99 | =head1 AUTHORS |
100 | |
101 | See L<Reaction::Class> for authors. |
102 | |
103 | =head1 LICENSE |
104 | |
105 | See L<Reaction::Class> for the license. |
106 | |
107 | =cut |