lib/SQL/Translator/Producer/YAML.pm

   1 use MooseX::Declare;
   2 role SQL::Translator::Producer::YAML {
   3     use YAML qw(Dump);
   4     use SQL::Translator::Types qw(Column Constraint Index Procedure Table Trigger View);
   5
   6     method produce {
   7         my $schema = $self->schema;
   8         my $translator = $self->translator;
   9
  10         return Dump({
  11             schema => {
  12                 tables =>     { map { ($_->name => $self->_create_table($_)) } $schema->get_tables, },
  13                 views =>      { map { ($_->name => $self->_create_view($_)) } $schema->get_views, },
  14                 triggers =>   { map { ($_->name => $self->_create_trigger($_)) } $schema->get_triggers, },
  15                 procedures => { map { ($_->name => $self->_create_procedure($_)) } $schema->get_procedures, },
  16             },
  17             translator => {
  18                 add_drop_table => $translator->add_drop_table,
  19                 filename       => $translator->filename,
  20                 no_comments    => $translator->no_comments,
  21                 parser_args    => $translator->parser_args,
  22                 producer_args  => $translator->producer_args,
  23                 parser_type    => $translator->parser_type,
  24                 producer_type  => $translator->producer_type,
  25                 show_warnings  => $translator->show_warnings,
  26                 trace          => $translator->trace,
  27                 version        => $translator->version,
  28             },
  29     #        keys %{$schema->extra} ? ('extra' => { $schema->extra } ) : (),
  30         });
  31     }
  32
  33     method _create_table(Table $table) {
  34         return {
  35             'name'        => $table->name,
  36     #        'order'       => $table->order,
  37             'options'     => $table->options  || [],
  38             $table->comments ? ('comments'    => $table->comments ) : (),
  39             'constraints' => [ map { $self->_create_constraint($_) } $table->get_constraints ],
  40             'indices'     => [ map { $self->_create_index($_) } $table->get_indices ],
  41             'fields'      => { map { ($_->name => $self->_create_field($_)) } $table->get_fields
  42             },
  43             #keys %{$table->extra} ? ('extra' => { $table->extra } ) : (),
  44         };
  45     }
  46
  47     method _create_constraint(Constraint $constraint) {
  48         return {
  49             'deferrable'       => scalar $constraint->deferrable,
  50             'expression'       => scalar $constraint->expression,
  51             'fields'           => [ map { ref $_ ? $_->name : $_ } $constraint->field_names ],
  52             'match_type'       => scalar $constraint->match_type,
  53             'name'             => scalar $constraint->name,
  54             'options'          => scalar $constraint->options,
  55     #        'on_delete'        => scalar $constraint->on_delete,
  56     #        'on_update'        => scalar $constraint->on_update,
  57     #        'reference_fields' => [ map { ref $_ ? $_->name : $_ } $constraint->reference_fields ],
  58     #        'reference_table'  => scalar $constraint->reference_table,
  59             'type'             => scalar $constraint->type,
  60             #keys %{$constraint->extra} ? ('extra' => { $constraint->extra } ) : (),
  61         };
  62     }
  63
  64     method _create_field(Column $field) {
  65         return {
  66     #        'order'             => scalar $field->order,
  67             'name'              => scalar $field->name,
  68             'data_type'         => scalar $field->data_type,
  69             'size'              => [ $field->size ],
  70             'default_value'     => scalar $field->default_value,
  71             'is_nullable'       => scalar $field->is_nullable,
  72             'is_primary_key'    => scalar $field->is_primary_key,
  73             'is_unique'         => scalar $field->is_unique,
  74             $field->is_auto_increment ? ('is_auto_increment' => 1) : (),
  75             $field->comments ? ('comments' => $field->comments) : (),
  76             #keys %{$field->extra} ? ('extra' => { $field->extra } ) : (),
  77         };
  78     }
  79
  80     method _create_procedure(Procedure $procedure) {
  81         return {
  82     #        'order'      => scalar $procedure->order,
  83             'name'       => scalar $procedure->name,
  84             'sql'        => scalar $procedure->sql,
  85             'parameters' => scalar $procedure->parameters,
  86             'owner'      => scalar $procedure->owner,
  87             'comments'   => scalar $procedure->comments,
  88             #keys %{$procedure->extra} ? ('extra' => { $procedure->extra } ) : (),
  89         };
  90     }
  91
  92     method _create_trigger(Trigger $trigger) {
  93         return {
  94     #        'order'               => scalar $trigger->order,
  95             'name'                => scalar $trigger->name,
  96             'perform_action_when' => scalar $trigger->perform_action_when,
  97             'database_events'     => scalar $trigger->database_events,
  98             'fields'              => scalar $trigger->fields,
  99             'on_table'            => scalar $trigger->on_table,
 100             'action'              => scalar $trigger->action,
 101             #keys %{$trigger->extra} ? ('extra' => { $trigger->extra } ) : (),
 102         };
 103     }
 104
 105     method _create_view(View $view) {
 106         return {
 107     #        'order'  => scalar $view->order,
 108             'name'   => scalar $view->name,
 109             'sql'    => scalar $view->sql,
 110             'fields' => scalar $view->fields,
 111             #keys %{$view->extra} ? ('extra' => { $view->extra } ) : (),
 112         };
 113     }
 114
 115     method _create_index(Index $index) {
 116         return {
 117             'name'      => scalar $index->name,
 118             'type'      => scalar $index->type,
 119             'fields'    => scalar $index->fields,
 120             'options'   => scalar $index->options,
 121             #keys %{$index->extra} ? ('extra' => { $index->extra } ) : (),
 122         };
 123     }
 124 }