lib/MojoFacets/Changes.pm

   1 package MojoFacets::Changes;
   2
   3 use strict;
   4 use warnings;
   5
   6 use base 'Mojolicious::Controller';
   7
   8 use Storable;
   9 use Data::Dump qw(dump);
  10 use MojoFacets::Data;
  11
  12 sub _changes_path {
  13         my $self = shift;
  14         my $path = $self->param('path') || $self->session('path');
  15         $self->app->home->rel_dir('data') . '/' . $path . '.changes';
  16 }
  17
  18 sub index {
  19         my ( $self ) = @_;
  20         my $path = $self->param('path') || $self->session('path');
  21         my $on_path = $self->param('on_path');
  22         my $commit = $self->param('commit');
  23         my ( $items, $unique2id );
  24         if ( $on_path ) {
  25                 $items = $MojoFacets::Data::loaded->{$on_path}->{data}->{items};
  26                 if ( ! $items ) {
  27                         warn "$on_path not loaded";
  28                         $self->redirect_to('/data/index?path=' . $on_path);
  29                         return;
  30                 }
  31                 warn "using ", $#$items + 1, " items from $on_path\n";
  32         }
  33         my $invalidate_columns;
  34         my $changes;
  35         my $stats;
  36         my $glob = $self->_changes_path . '/*';
  37         foreach my $t ( sort { $a cmp $b } glob $glob ) {
  38                 my $e = retrieve($t);
  39                 $e->{old} = [ $e->{old} ] unless ref $e->{old} eq 'ARRAY';
  40                 if ( $items && exists $e->{unique} ) {
  41                         my ($pk,$id) = %{ $e->{unique} };
  42                         if ( ! $pk ) {
  43                                 $e->{_status} = 'skip';
  44                                 $stats->{skip}++;
  45                                 push @$changes, $e;
  46                                 next;
  47                         }
  48                         if ( ! defined $unique2id->{$pk} ) {
  49                                 warn "unique2id $pk on ", $#$items + 1 ," items\n";
  50                                 foreach my $i ( 0 .. $#$items ) {
  51                                         $unique2id->{$pk}->{ $items->[$i]->{$pk}->[0] } = $i;
  52                                 }
  53                         }
  54                         my $status = 'missing';
  55                         if ( my $i = $unique2id->{$pk}->{$id} ) {
  56                                 $status = 'found';
  57                                 if ( $commit ) {
  58                                         my $column = $e->{column} or die "no column";
  59                                         $items->[$i]->{$column} = $e->{new};
  60                                         warn "# commit $i $column ",dump( $e->{new} );
  61                                         $invalidate_columns->{$column}++;
  62                                 }
  63                         }
  64                         $e->{_status} = $status;
  65                         $stats->{$status}++;
  66                 } elsif ( my $code = $e->{code} ) {
  67                         if ( $commit ) {
  68                                 my $commit_changed;
  69                                 my $t = time();
  70                                 foreach my $i ( 0 .. $#$items ) {
  71                                         MojoFacets::Data::__commit_path_code( $on_path, $i, $code, \$commit_changed );
  72                                 }
  73                                 $t = time() - $t;
  74                                 $self->stash( 'commit_changed', $commit_changed );
  75                                 warn "commit_changed in $t s ",dump( $e->{commit_changed}, $commit_changed );
  76                                 $e->{commit_changed_this} = $commit_changed;
  77                                 MojoFacets::Data::__invalidate_path_column( $on_path, $_ ) foreach keys %$commit_changed;
  78                                 MojoFacets::Data::__path_rebuild_stats( $on_path );
  79                         }
  80                         $stats->{code}++;
  81                 } else {
  82                         warn "no unique in ", dump($e);
  83                         $stats->{no_unique}++;
  84                 }
  85                 push @$changes, $e;
  86         }
  87
  88         foreach my $name ( keys %$invalidate_columns ) {
  89                 MojoFacets::Data::__invalidate_path_column( $on_path, $name );
  90         }
  91
  92         MojoFacets::Data::__path_modified( $on_path );
  93
  94         my @loaded = MojoFacets::Data::__loaded_paths();
  95         warn "# loaded paths ",dump @loaded;
  96
  97         $self->render(
  98                 on_path => $on_path || $path,
  99                 changes => $changes,
 100                 loaded => \@loaded,
 101                 stats => $stats,
 102         );
 103 }
 104
 105 sub remove {
 106         my $self = shift;
 107
 108         if ( my $t = $self->param('time') ) {
 109                 unlink $self->_changes_path . '/' . $t;
 110         }
 111
 112         $self->redirect_to('/changes');
 113 }
 114
 115 1;