Commit | Line | Data |
614f3d93 |
1 | package DX::Step::EnterRecheck; |
2 | |
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3 | use DX::Step::CompleteRecheck; |
7af7ed1e |
4 | use DX::Step::FailRecheck; |
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5 | |
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6 | use DX::Class; |
7 | |
8 | with 'DX::Role::Step'; |
9 | |
10 | has proposition_list => (is => 'ro', required => 1); |
11 | |
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12 | has on_completion_step => (is => 'ro', required => 1); |
13 | |
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14 | has on_failure_step => (is => 'ro', required => 1); |
15 | |
614f3d93 |
16 | sub apply_to { |
17 | my ($self, $old_ss) = @_; |
18 | |
19 | my ($prop, @rest) = @{$self->proposition_list}; |
20 | |
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21 | my $old_hyp = $old_ss->current_hypothesis; |
22 | |
23 | # we should probably be doing something about pruning the scope |
24 | # but that's completely pointless until we have rules (and also, |
25 | # the lock_to_depth arg needs to come from the proposition somehow) |
26 | |
27 | my $ap = DX::ActionPolicy::LockScope->new( |
28 | lock_to_depth => $old_hyp->scope->depth, |
29 | next_policy => $old_hyp->action_policy, |
30 | ); |
31 | |
32 | my $hyp = ref($old_hyp)->new( |
33 | scope => $old_hyp->scope, |
34 | resolved_propositions => DX::ResolvedPropositionSet->new_empty, |
35 | actions => [], |
36 | action_applications => [], |
37 | action_policy => $ap, |
38 | ); |
39 | |
40 | my $pseq = DX::PropositionSequence->new( |
41 | members => [ $prop ], |
42 | external_names => {}, |
43 | internal_names => {}, |
44 | ); |
45 | |
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46 | my $next_step = (@rest |
47 | ? $self->but(proposition_list => \@rest) |
48 | : $self->on_completion_step); |
49 | |
614f3d93 |
50 | my $ss = DX::SearchState->new( |
51 | current_hypothesis => $hyp, |
52 | alternatives => [], |
53 | propositions => $pseq, |
54 | next_step => DX::Step::ConsiderProposition->new( |
55 | proposition => $prop, |
56 | ), |
57 | is_solution_state => 0, |
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58 | on_solution_step => DX::Step::CompleteRecheck->new( |
31753090 |
59 | resume_search_state => $old_ss->but(next_step => $next_step), |
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60 | was_recheck_for => $prop, |
61 | ), |
7af7ed1e |
62 | on_exhaustion_step => DX::Step::FailRecheck->new( |
63 | resume_search_state => $old_ss->but(next_step => $self->on_failure_step), |
64 | ), |
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65 | ); |
66 | |
67 | return $ss; |
68 | } |
69 | |
70 | 1; |