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package Data::TableData::Object::aohos; |
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use 5.010001; |
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use strict; |
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use warnings; |
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use parent 'Data::TableData::Object::Base'; |
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our $AUTHORITY = 'cpan:PERLANCAR'; # AUTHORITY |
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our $DATE = '2022-05-19'; # DATE |
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our $DIST = 'Data-TableData-Object'; # DIST |
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our $VERSION = '0.116'; # VERSION |
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sub new { |
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my ($class, $data, $spec) = @_; |
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my $self = bless { |
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data => $data, |
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spec => $spec, |
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}, $class; |
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100
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if ($spec) { |
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$self->{cols_by_idx} = []; |
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my $ff = $spec->{fields}; |
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for (keys %$ff) { |
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$self->{cols_by_idx}[ $ff->{$_}{pos} ] = $_; |
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} |
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$self->{cols_by_name} = { |
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map { $_ => $ff->{$_}{pos} } |
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keys %$ff |
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}; |
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} else { |
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my %cols; |
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for my $row (@$data) { |
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$cols{$_}++ for keys %$row; |
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} |
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my $i = 0; |
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$self->{cols_by_name} = {}; |
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$self->{cols_by_idx} = []; |
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for my $k (sort keys %cols) { |
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$self->{cols_by_name}{$k} = $i; |
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$self->{cols_by_idx}[$i] = $k; |
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$i++; |
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} |
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} |
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$self; |
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} |
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sub row_count { |
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1
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my $self = shift; |
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scalar @{ $self->{data} }; |
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} |
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sub row { |
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1
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563
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my ($self, $idx) = @_; |
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$self->{data}[$idx]; |
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} |
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57
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sub row_as_aos { |
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1
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my ($self, $idx) = @_; |
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my $row_hos = $self->{data}[$idx]; |
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100
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return undef unless $row_hos; ## no critic: Subroutines::ProhibitExplicitReturnUndef |
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21
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my $cols = $self->{cols_by_idx}; |
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my $row_aos = []; |
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for my $i (0..$#{$cols}) { |
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64
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63
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92
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$row_aos->[$i] = $row_hos->{$cols->[$i]}; |
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} |
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$row_aos; |
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} |
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69
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sub row_as_hos { |
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4
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4
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1
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558
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my ($self, $idx) = @_; |
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4
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16
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$self->{data}[$idx]; |
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} |
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74
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sub rows { |
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1
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1
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1
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587
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my $self = shift; |
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1
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7
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$self->{data}; |
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} |
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79
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sub rows_as_aoaos { |
80
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1
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1
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1
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571
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my $self = shift; |
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1
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3
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my $data = $self->{data}; |
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1
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4
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my $cols = $self->{cols_by_idx}; |
84
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1
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2
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my $rows = []; |
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1
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for my $hos (@{$self->{data}}) { |
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86
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3
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my $row = []; |
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3
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5
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for my $i (0..$#{$cols}) { |
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88
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9
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$row->[$i] = $hos->{$cols->[$i]}; |
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} |
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3
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push @$rows, $row; |
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} |
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1
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6
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$rows; |
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} |
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95
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sub rows_as_aohos { |
96
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11
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11
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1
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600
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my $self = shift; |
97
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11
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56
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$self->{data}; |
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} |
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100
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sub uniq_col_names { |
101
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2
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2
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1
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3
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my $self = shift; |
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103
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2
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4
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my @res; |
104
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COL: |
105
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2
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3
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for my $col (sort keys %{$self->{cols_by_name}}) { |
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7
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106
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4
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5
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my %mem; |
107
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4
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6
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for my $row (@{$self->{data}}) { |
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7
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108
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8
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100
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16
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next COL unless defined $row->{$col}; |
109
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6
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100
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16
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next COL if $mem{ $row->{$col} }++; |
110
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} |
111
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1
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2
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push @res, $col; |
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} |
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2
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9
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@res; |
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} |
115
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116
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sub const_col_names { |
117
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2
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2
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1
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4
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my $self = shift; |
118
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119
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2
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3
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my @res; |
120
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COL: |
121
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2
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3
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for my $col (sort keys %{$self->{cols_by_name}}) { |
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2
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6
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122
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4
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14
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my $i = -1; |
123
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4
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7
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my $val; |
124
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my $val_undef; |
125
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4
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5
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for my $row (@{$self->{data}}) { |
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4
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8
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126
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9
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100
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17
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next COL unless exists $row->{$col}; |
127
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8
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9
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$i++; |
128
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8
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100
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14
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if ($i == 0) { |
129
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3
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5
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$val = $row->{$col}; |
130
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3
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100
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7
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$val_undef = 1 unless defined $val; |
131
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} else { |
132
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5
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100
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10
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if ($val_undef) { |
133
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2
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50
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5
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next COL if defined $row->{$col}; |
134
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} else { |
135
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3
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50
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5
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next COL unless defined $row->{$col}; |
136
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3
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100
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9
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next COL unless $val eq $row->{$col}; |
137
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} |
138
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} |
139
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} |
140
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2
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4
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push @res, $col; |
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} |
142
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2
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11
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@res; |
143
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} |
144
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145
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sub del_col { |
146
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4
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4
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1
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12
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my ($self, $name_or_idx) = @_; |
147
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148
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4
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10
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my $idx = $self->col_idx($name_or_idx); |
149
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4
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100
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12
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return undef unless defined $idx; ## no critic: Subroutines::ProhibitExplicitReturnUndef |
150
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151
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3
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6
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my $name = $self->{cols_by_idx}[$idx]; |
152
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153
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3
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5
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for my $row (@{$self->{data}}) { |
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3
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7
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154
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9
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14
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delete $row->{$name}; |
155
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} |
156
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157
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# adjust cols_by_{name,idx} |
158
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3
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6
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for my $i (reverse 0..$#{$self->{cols_by_idx}}) { |
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3
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8
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159
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6
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9
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my $name = $self->{cols_by_idx}[$i]; |
160
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6
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100
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15
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if ($i > $idx) { |
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100
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161
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2
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4
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$self->{cols_by_name}{$name}--; |
162
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} elsif ($i == $idx) { |
163
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3
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5
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splice @{ $self->{cols_by_idx} }, $i, 1; |
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3
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7
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164
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3
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7
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delete $self->{cols_by_name}{$name}; |
165
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} |
166
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} |
167
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168
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# adjust spec |
169
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3
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50
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9
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if ($self->{spec}) { |
170
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3
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4
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my $ff = $self->{spec}{fields}; |
171
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3
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7
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for my $name (keys %$ff) { |
172
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6
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100
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12
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if (!exists $self->{cols_by_name}{$name}) { |
173
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3
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6
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delete $ff->{$name}; |
174
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} else { |
175
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3
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5
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$ff->{$name}{pos} = $self->{cols_by_name}{$name}; |
176
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} |
177
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} |
178
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} |
179
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180
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3
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12
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$name; |
181
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} |
182
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183
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sub rename_col { |
184
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4
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4
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1
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940
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my ($self, $old_name_or_idx, $new_name) = @_; |
185
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186
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4
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12
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my $idx = $self->col_idx($old_name_or_idx); |
187
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4
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100
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18
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die "Unknown column '$old_name_or_idx'" unless defined($idx); |
188
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3
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18
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my $old_name = $self->{cols_by_idx}[$idx]; |
189
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3
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50
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8
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die "Please specify new column name" unless length($new_name); |
190
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3
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100
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10
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return if $new_name eq $old_name; |
191
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2
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100
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16
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die "New column name must not be a number" if $new_name =~ /\A\d+\z/; |
192
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193
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# adjust data |
194
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1
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3
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for my $row (@{$self->{data}}) { |
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1
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3
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195
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3
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8
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$row->{$new_name} = delete($row->{$old_name}); |
196
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} |
197
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198
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1
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2
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$self->{cols_by_idx}[$idx] = $new_name; |
199
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1
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4
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$self->{cols_by_name}{$new_name} = delete($self->{cols_by_name}{$old_name}); |
200
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1
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50
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4
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if ($self->{spec}) { |
201
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1
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2
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my $ff = $self->{spec}{fields}; |
202
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1
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4
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$ff->{$new_name} = delete($ff->{$old_name}); |
203
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} |
204
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} |
205
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206
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|
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sub switch_cols { |
207
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4
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4
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1
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947
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my ($self, $name_or_idx1, $name_or_idx2) = @_; |
208
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209
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4
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12
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my $idx1 = $self->col_idx($name_or_idx1); |
210
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4
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100
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18
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die "Unknown first column '$name_or_idx1'" unless defined($idx1); |
211
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3
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8
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my $idx2 = $self->col_idx($name_or_idx2); |
212
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3
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100
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15
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die "Unknown second column '$name_or_idx2'" unless defined($idx2); |
213
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2
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100
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8
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return if $idx1 == $idx2; |
214
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215
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1
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6
|
my $name1 = $self->col_name($name_or_idx1); |
216
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1
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4
|
my $name2 = $self->col_name($name_or_idx2); |
217
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218
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|
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# adjust data |
219
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1
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3
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for my $row (@{$self->{data}}) { |
|
1
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|
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3
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220
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3
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8
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($row->{$name1}, $row->{$name2}) = ($row->{$name2}, $row->{$name1}); |
221
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|
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} |
222
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223
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|
|
($self->{cols_by_idx}[$idx1], $self->{cols_by_idx}[$idx2]) = |
224
|
1
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|
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|
|
4
|
($self->{cols_by_idx}[$idx2], $self->{cols_by_idx}[$idx1]); |
225
|
|
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|
|
($self->{cols_by_name}{$name1}, $self->{cols_by_name}{$name2}) = |
226
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1
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|
|
4
|
($self->{cols_by_name}{$name2}, $self->{cols_by_name}{$name1}); |
227
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1
|
50
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|
|
|
3
|
if ($self->{spec}) { |
228
|
1
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|
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|
|
3
|
my $ff = $self->{spec}{fields}; |
229
|
1
|
|
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|
|
4
|
($ff->{$name1}, $ff->{$name2}) = ($ff->{$name2}, $ff->{$name1}); |
230
|
|
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|
|
} |
231
|
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|
|
} |
232
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|
233
|
|
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|
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|
|
sub add_col { |
234
|
6
|
|
|
6
|
1
|
4995
|
my ($self, $name, $idx, $spec, $data) = @_; |
235
|
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|
|
236
|
|
|
|
|
|
|
# XXX BEGIN CODE dupe with aoaos |
237
|
6
|
100
|
|
|
|
18
|
die "Column '$name' already exists" if defined $self->col_name($name); |
238
|
5
|
|
|
|
|
15
|
my $col_count = $self->col_count; |
239
|
5
|
100
|
|
|
|
49
|
if (defined $idx) { |
240
|
3
|
100
|
100
|
|
|
32
|
die "Index must be between 0..$col_count" |
241
|
|
|
|
|
|
|
unless $idx >= 0 && $idx <= $col_count; |
242
|
|
|
|
|
|
|
} else { |
243
|
2
|
|
|
|
|
5
|
$idx = $col_count; |
244
|
|
|
|
|
|
|
} |
245
|
|
|
|
|
|
|
|
246
|
3
|
|
|
|
|
6
|
for (keys %{ $self->{cols_by_name} }) { |
|
3
|
|
|
|
|
9
|
|
247
|
12
|
100
|
|
|
|
24
|
$self->{cols_by_name}{$_}++ if $self->{cols_by_name}{$_} >= $idx; |
248
|
|
|
|
|
|
|
} |
249
|
3
|
|
|
|
|
7
|
$self->{cols_by_name}{$name} = $idx; |
250
|
3
|
|
|
|
|
4
|
splice @{ $self->{cols_by_idx} }, $idx, 0, $name; |
|
3
|
|
|
|
|
9
|
|
251
|
3
|
50
|
|
|
|
6
|
if ($self->{spec}) { |
252
|
3
|
|
|
|
|
6
|
my $ff = $self->{spec}{fields}; |
253
|
3
|
|
|
|
|
7
|
for my $f (values %$ff) { |
254
|
12
|
100
|
66
|
|
|
36
|
$f->{pos}++ if defined($f->{pos}) && $f->{pos} >= $idx; |
255
|
|
|
|
|
|
|
} |
256
|
3
|
50
|
|
|
|
9
|
$ff->{$name} = defined($spec) ? {%$spec} : {}; |
257
|
3
|
|
|
|
|
6
|
$ff->{$name}{pos} = $idx; |
258
|
|
|
|
|
|
|
} |
259
|
|
|
|
|
|
|
# XXX BEGIN CODE dupe with aoaos |
260
|
|
|
|
|
|
|
|
261
|
3
|
|
|
|
|
6
|
my $i = 0; |
262
|
3
|
|
|
|
|
4
|
for my $row (@{ $self->{data} }) { |
|
3
|
|
|
|
|
4
|
|
263
|
9
|
100
|
|
|
|
18
|
$row->{$name} = $data ? $data->[$i] : undef; |
264
|
9
|
|
|
|
|
14
|
$i++; |
265
|
|
|
|
|
|
|
} |
266
|
|
|
|
|
|
|
} |
267
|
|
|
|
|
|
|
|
268
|
|
|
|
|
|
|
sub set_col_val { |
269
|
2
|
|
|
2
|
0
|
342
|
my ($self, $name_or_idx, $value_sub) = @_; |
270
|
|
|
|
|
|
|
|
271
|
2
|
|
|
|
|
8
|
my $col_name = $self->col_name($name_or_idx); |
272
|
2
|
|
|
|
|
7
|
my $col_idx = $self->col_idx($name_or_idx); |
273
|
|
|
|
|
|
|
|
274
|
2
|
100
|
|
|
|
14
|
die "Column '$name_or_idx' does not exist" unless defined $col_name; |
275
|
|
|
|
|
|
|
|
276
|
1
|
|
|
|
|
3
|
for my $i (0..$#{ $self->{data} }) { |
|
1
|
|
|
|
|
3
|
|
277
|
2
|
|
|
|
|
13
|
my $row = $self->{data}[$i]; |
278
|
|
|
|
|
|
|
$row->{$col_name} = $value_sub->( |
279
|
|
|
|
|
|
|
table => $self, |
280
|
|
|
|
|
|
|
row_idx => $i, |
281
|
|
|
|
|
|
|
col_name => $col_name, |
282
|
|
|
|
|
|
|
col_idx => $col_idx, |
283
|
2
|
|
|
|
|
6
|
value => $row->{$col_name}, |
284
|
|
|
|
|
|
|
); |
285
|
|
|
|
|
|
|
} |
286
|
|
|
|
|
|
|
} |
287
|
|
|
|
|
|
|
|
288
|
|
|
|
|
|
|
1; |
289
|
|
|
|
|
|
|
# ABSTRACT: Manipulate array of hashes-of-scalars via table object |
290
|
|
|
|
|
|
|
|
291
|
|
|
|
|
|
|
__END__ |