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 $apply = $self->param('apply');
  24         my ( $items, $unique2id );
  25         if ( $on_path ) {
  26                 $items = $MojoFacets::Data::loaded->{$on_path}->{data}->{items};
  27                 if ( ! $items ) {
  28                         warn "$on_path not loaded";
  29                         $self->redirect_to('/data/index?path=' . $on_path);
  30                         return;
  31                 }
  32                 warn "using ", $#$items + 1, " items from $on_path\n";
  33         }
  34         my $invalidate_columns;
  35         my $changes;
  36         my $stats;
  37         my $glob = $self->_changes_path . '/*';
  38         my $status = 'unknown';
  39         foreach my $t ( sort { $a cmp $b } glob $glob ) {
  40                 my $e = retrieve($t);
  41                 $e->{old} = [ $e->{old} ] unless ref $e->{old} eq 'ARRAY';
  42                 if ( $items && exists $e->{unique} ) {
  43                         my ($pk,$id) = %{ $e->{unique} };
  44                         if ( ! $pk ) {
  45                                 $e->{_status} = 'skip';
  46                                 $stats->{skip}++;
  47                                 push @$changes, $e;
  48                                 next;
  49                         }
  50                         if ( ! defined $unique2id->{$pk} ) {
  51                                 warn "unique2id $pk on ", $#$items + 1 ," items\n";
  52                                 foreach my $i ( 0 .. $#$items ) {
  53                                         $unique2id->{$pk}->{ $items->[$i]->{$pk}->[0] } = $i;
  54                                 }
  55                         }
  56                         $status = 'missing';
  57                         if ( my $i = $unique2id->{$pk}->{$id} ) {
  58                                 $status = 'found';
  59                                 if ( $commit ) {
  60                                         my $column = $e->{column} or die "no column";
  61                                         $items->[$i]->{$column} = $e->{new};
  62                                         warn "# commit $i $column ",dump( $e->{new} );
  63                                         $invalidate_columns->{$column}++;
  64                                 }
  65                         }
  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                         $status = 'code';
  81                         if ( ( $apply || $commit ) && $e->{commit_changed} ) {
  82                                 $status = 'found';
  83                                 foreach my $c ( keys %{ $e->{commit_changed} } ) {
  84                                         $status = 'missing' unless defined $MojoFacets::Data::loaded->{$path}->{stats}->{$c};
  85                                 }
  86                         }
  87                 } else {
  88                         $status = 'unknown';
  89                 }
  90
  91                 $e->{_status} = $status;
  92                 $stats->{$status}++;
  93
  94                 push @$changes, $e;
  95         }
  96
  97
  98         foreach my $name ( keys %$invalidate_columns ) {
  99                 MojoFacets::Data::__invalidate_path_column( $on_path, $name );
 100         }
 101
 102         MojoFacets::Data::__path_modified( $on_path );
 103
 104         my @loaded = MojoFacets::Data::__loaded_paths();
 105         warn "# loaded paths ",dump @loaded;
 106
 107         $self->render(
 108                 on_path => $on_path || $path,
 109                 changes => $changes,
 110                 loaded => \@loaded,
 111                 stats => $stats,
 112         );
 113 }
 114
 115 sub remove {
 116         my $self = shift;
 117
 118         if ( my $t = $self->param('time') ) {
 119                 unlink $self->_changes_path . '/' . $t;
 120         }
 121
 122         $self->redirect_to('/changes');
 123 }
 124
 125 1;