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package Frey::Pager; |
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use Moose; |
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use MooseX::AttributeHelpers; |
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|
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use Data::Page; |
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use Data::Dump qw/dump/; |
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|
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has 'pager' => ( |
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is => 'rw', |
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isa => 'Data::Page', |
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default => sub { Data::Page->new }, |
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); |
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|
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has 'fey_class' => ( |
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is => 'rw', |
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isa => 'Str', |
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required => 1, |
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); |
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|
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has 'item_constructor' => ( |
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is => 'rw', |
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isa => 'CodeRef', |
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required => 1, |
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); |
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|
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has 'items' => ( |
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metaclass => 'Collection::Array', |
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is => 'rw', |
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isa => 'ArrayRef[Frey::Web::Item]', |
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default => sub { [] }, |
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provides => { |
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'push' => 'add_item', |
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}, |
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); |
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|
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sub first_item { |
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my $self = shift; |
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$self->items->[0]; |
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} |
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|
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sub last_item { |
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my $self = shift; |
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my $last = $#{ $self->items }; |
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$self->update_collection if $last < 0; |
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$self->items->[ $#{ $self->items } ]; |
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} |
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|
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=head2 update_collection |
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|
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$o->update_collection; |
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|
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=cut |
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|
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sub update_collection { |
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my ( $self ) = @_; |
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|
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return if $#{ $self->items } >= 0; |
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|
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warn "## update_collection from iterator"; |
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|
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if ( ! $self->fey_class->can('collection') ) { |
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warn "ERROR: ", $self->fey_class, " can't do collection"; |
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return; |
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} |
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|
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my $i = $self->fey_class->collection( $self->pager ); |
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while ( my $u = $i->next ) { |
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$self->add_item( |
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$self->item_constructor->( |
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fey => $u, |
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) |
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); |
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} |
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} |
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|
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=head2 items_in_layout |
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|
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my $html = $o->items_in_layout( $f ); |
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|
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=cut |
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|
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sub items_in_layout { |
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my ( $self, $f ) = @_; |
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|
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my $layout = delete( $f->{layout} ); |
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|
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# FIXME somehow, this seem cludgy |
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if ( $f->{page} ) { |
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$self->pager->current_page( $f->{page} ); |
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$self->items( [] ); |
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$self->update_collection; |
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} |
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|
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my $html = join('', map { |
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$_->layout( $layout ) if $layout; |
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$_->process($f) || '' |
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} @{ $self->items } ); |
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|
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return $html; |
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} |
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|
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=head2 render_pager |
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|
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my $html = $o->render_pager; |
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|
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=cut |
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|
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sub render_pager { |
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my $self = shift; |
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|
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my $pager = $self->pager; |
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|
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return join( ' ', |
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qq|<div class="notice">|, |
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'Showing', |
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$pager->first, '-', $pager->last, |
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'of', |
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$pager->total_entries, |
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'results<br>', |
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# 'page', $pager->current_page, '/', $pager->last_page, |
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Frey::Web::Links->new( |
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name => 'page', |
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current => $pager->current_page, |
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values => [ $pager->first_page .. $pager->last_page ], |
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)->links, |
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qq|</div>| |
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); |
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} |
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|
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