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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'; |
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6 | use aliased 'Reaction::UI::ViewPort::Collection::Grid::Member::WithActions'; |
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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 | has field_order => ( is => 'ro', isa => 'ArrayRef', lazy_build => 1); |
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12 | has excluded_fields => ( is => 'ro', isa => 'ArrayRef', lazy_build => 1); |
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13 | has computed_field_order => (is => 'ro', isa => 'ArrayRef', lazy_build => 1); |
14 | |
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15 | has _raw_field_labels => ( |
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16 | is => 'rw', |
17 | isa => 'HashRef', |
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18 | init_arg => 'field_labels', |
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19 | default => sub { {} }, |
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20 | ); |
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21 | |
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22 | has field_labels => ( |
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23 | is => 'ro', |
24 | isa => 'HashRef', |
25 | lazy_build => 1, |
26 | init_arg => undef, |
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27 | ); |
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28 | |
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29 | has member_action_count => ( |
30 | is => 'rw', |
31 | isa => 'Int', |
32 | required => 1, |
33 | lazy => 1, |
34 | default => sub { |
35 | my $self = shift; |
36 | for (@{ $self->members }) { |
37 | my $protos = $_->action_prototypes; |
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38 | return scalar(keys(%$protos)); |
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39 | } |
40 | return 1; |
41 | }, |
42 | ); |
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43 | |
44 | #################################### |
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45 | sub _build_member_class { WithActions }; |
46 | |
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47 | sub _build_field_labels { |
48 | my $self = shift; |
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49 | my %labels = %{$self->_raw_field_labels}; |
50 | for my $field ( @{$self->computed_field_order}) { |
51 | next if $labels{$field}; |
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52 | $labels{$field} = join(' ', map{ ucfirst } split('_', $field)); |
53 | } |
54 | return \%labels; |
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55 | } |
56 | |
57 | sub _build_field_order { []; } |
58 | |
59 | sub _build_excluded_fields { []; } |
60 | |
61 | #this is a total clusterfuck and it sucks we should just eliminate it and have |
62 | # the grid members not render ArrayRef or Collection fields |
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63 | sub _build_computed_field_order { |
64 | my ($self) = @_; |
65 | my %excluded = map { $_ => undef } @{ $self->excluded_fields }; |
66 | #treat _$field_name as private and exclude fields with no reader |
67 | my @names = grep { $_ !~ /^_/ && !exists($excluded{$_})} map { $_->name } |
68 | grep { |
69 | !($_->has_type_constraint && |
70 | ($_->type_constraint->is_a_type_of('ArrayRef') || |
71 | eval {$_->type_constraint->name->isa('Reaction::InterfaceModel::Collection')} || |
72 | eval { $_->_isa_metadata->isa('Reaction::InterfaceModel::Collection') } |
73 | ) |
74 | ) } |
75 | grep { defined $_->get_read_method } |
76 | $self->current_collection->member_type->parameter_attributes; |
77 | |
78 | return $self->sort_by_spec($self->field_order, \@names); |
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79 | } |
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80 | |
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81 | around _build_members => sub { |
82 | my $orig = shift; |
83 | my $self = shift; |
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84 | $self->member_args->{computed_field_order} ||= $self->computed_field_order; |
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85 | $self->member_args->{computed_action_order} ||= []; |
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86 | my $members = $self->$orig(@_); |
87 | |
88 | # cache everything yo |
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89 | for my $member (@$members){ |
90 | $member->clear_computed_action_order; |
91 | my $order = $member->computed_action_order; |
92 | @{ $self->member_args->{computed_action_order} } = @$order; |
93 | last; |
94 | } |
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95 | |
96 | return $members; |
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97 | }; |
98 | |
99 | __PACKAGE__->meta->make_immutable; |
100 | |
101 | |
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102 | 1; |
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103 | |
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104 | __END__; |
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105 | |
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106 | =head1 NAME |
107 | |
108 | Reaction::UI::ViewPort::Collection |
109 | |
110 | =head1 DESCRIPTION |
111 | |
112 | This subclass of L<Reaction::UI::ViewPort::Collection> allows you to display a |
113 | homogenous collection of Reaction::InterfaceModel::Objects as a grid. |
114 | |
115 | =head1 ATTRIBUTES |
116 | |
117 | =head2 field_order |
118 | |
119 | =head2 excluded_fields |
120 | |
121 | =head2 field_labels |
122 | |
123 | =head2 computed_field_order |
124 | |
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125 | =head1 INTERNAL METHODS |
126 | |
127 | These methods, although stable, are subject to change without notice. These are meant |
128 | to be used only by developers. End users should refrain from using these methods to |
129 | avoid potential breakages. |
130 | |
131 | =head1 SEE ALSO |
132 | |
133 | L<Reaction::UI::ViewPort::Collection> |
134 | |
135 | =head1 AUTHORS |
136 | |
137 | See L<Reaction::Class> for authors. |
138 | |
139 | =head1 LICENSE |
140 | |
141 | See L<Reaction::Class> for the license. |
142 | |
143 | =cut |