Class: Hash

Inherits:
Object show all
Defined in:
lib/crudboy/ext/hash.rb

Instance Method Summary collapse

Instance Method Details

#write_excel(filename) ⇒ Object



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# File 'lib/crudboy/ext/hash.rb', line 2

def write_excel(filename)
  generate_excel(filename) do |workbook|
    each do |sheet_name, sheet_data|
      workbook.add_worksheet(name: sheet_name) do |sheet|
        if sheet_data.is_a?(Hash)
          fields = sheet_data[:fields].map(&:to_s)
          sheet.add_row(fields, types: [:string] * fields.size)
          sheet_data[:data].each do |row|
            sheet.add_row(row.slice(*fields).values.map(&:to_s), types: [:string] * fields.size)
          end
        end

        if sheet_data.is_a?(Array)
          if sheet_data.size > 0 && sheet_data.first.is_a?(ActiveModel::Base)
            fields = sheet_data.first.attributes.keys
            sheet.add_row(fields, types: [:string] * fields.size)
            sheet_data.each do |row|
              sheet.add_row(row.slice(*fields).values.map(&:to_s), types: [:string] * fields.size)
            end
          end

          if sheet_data.size > 0 && sheet_data.first.is_a?(Hash)
            fields = sheet_data.first.keys
            sheet.add_row(fields, types: [:string] * fields.size)
            sheet_data.each do |row|
              sheet.add_row(row.slice(*fields).values.map(&:to_s), types: [:string] * fields.size)
            end
          end

          if sheet_data.size > 0 && sheet_data.first.is_a?(Array)
            sheet_data.each do |row|
              sheet.add_row(row.map(&:to_s), types: [:string] * fields.size)
            end
          end
        end
      end
    end
  end
end