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Contents
module Martyr
module Runtime
class PivotRow
include ActiveModel::Model
attr_reader :pivot_table, :header, :cells
delegate :column_axis, to: :pivot_table
# @attribute header [Hash] array of keys and values for each grain in the axis
def initialize(pivot_table, header, cells)
@pivot_table = pivot_table
@header = header
@cells = column_axis.sort_cells_by_values(cells)
end
def inspect
{row_header: header, column_headers: column_headers}.inspect
end
# = CSV
def to_a(previous: nil)
row_arr = header.values + cells_by_column_headers.values.map(&:value)
return row_arr unless previous
row_arr
# row_arr.each_with_index.map{|x, i| i < header.length && x.try(:chomp, PivotCell::TOTAL_VALUE) == previous[i] ? nil : x}
end
# = Value retrieval
def cell_at(column_header)
cells_by_column_headers[column_header]
end
def [](index)
cell_at column_headers[index]
end
def column_headers
column_axis.hash_values_nil_hash.keys
end
def cells_by_column_headers
@cells_by_column_headers ||= Hash[cells.map{|cell| [cell.to_axis_values(column_axis, flat: false), cell]}]
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems