Commit | Line | Data |
5b066a1c |
1 | package DX::Role::BoundValueAction; |
2 | |
3 | use DX::Role; |
4 | |
5 | with 'DX::Role::Action'; |
6 | |
7 | has target_path => (is => 'ro', required => 1); |
8 | |
9 | has bound_to_path => (is => 'ro', required => 1); |
10 | |
11 | has rebind_path => (is => 'ro', required => 1); |
12 | |
13 | has new_value => (is => 'ro', required => 1); |
14 | |
15 | has inner_action => (is => 'ro', required => 1); |
16 | |
17 | requires 'update_class'; |
18 | |
19 | sub dry_run { |
20 | my ($self, $hyp) = @_; |
21 | my ($outer_hyp, @inner_events) = $self->inner_action->dry_run( |
22 | $hyp->but( |
23 | action_applications => [ @{$hyp->action_applications}, $self ], |
24 | ), |
25 | ); |
26 | my $new_bound_to = do { |
27 | my $targ = $outer_hyp->scope; |
28 | $targ = $targ->get_member_at($_) for @{$self->bound_to_path}; |
29 | $targ; |
30 | }; |
31 | my $new_ab = DX::ActionBuilder::BoundValue->new( |
32 | target_path => $self->target_path, |
33 | rebind_path => $self->rebind_path, |
34 | bound_to_path => $self->bound_to_path, |
35 | inner_action_builder => $new_bound_to->action_builder |
36 | ); |
37 | my $value_with_ab = $new_ab->apply_to_value($self->new_value, $new_bound_to); |
38 | my ($scope, @events) = $outer_hyp->scope->apply_updates( |
39 | $self->update_class->new( |
40 | target_path => $self->target_path, |
41 | new_value => $value_with_ab, |
42 | ) |
43 | ); |
44 | my $new_bound = do { |
45 | my $targ = $scope; |
46 | $targ = $targ->get_member_at($_) for @{$self->rebind_path}; |
47 | $targ; |
48 | }; |
49 | my @actions = @{$outer_hyp->actions}; |
50 | foreach my $idx (0.. $#actions) { |
51 | my $act = $actions[$idx]; |
52 | if ( |
53 | $act->isa('DX::Action::BindValue') |
54 | and join("\0", @{$act->target_path}) |
55 | eq join("\0", @{$self->rebind_path}) |
56 | ) { |
57 | my $bind = splice @actions, $idx, 1; |
58 | push @actions, $bind->but(new_value => $new_bound); |
59 | last; |
60 | } |
61 | } |
62 | return ( |
63 | $outer_hyp->but(scope => $scope, actions => \@actions), |
64 | @inner_events, @events |
65 | ); |
66 | } |
67 | |
68 | sub run { die } |
69 | |
70 | 1; |