Class: Tablespoon::Record

Inherits:
Object
  • Object
show all
Defined in:
lib/tablespoon.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(table) ⇒ Record

Returns a new instance of Record.



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# File 'lib/tablespoon.rb', line 182

def initialize( table )
  
  @table      = table
  
  @field_map  = table.field_map
  @ws         = table.ws
  @id_field   = table.id_field
  
  @data  = {}
  
end

Instance Attribute Details

#data ⇒ Object

Returns the value of attribute data.



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# File 'lib/tablespoon.rb', line 140

def data
  @data
end

#id ⇒ Object

Returns the value of attribute id.



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# File 'lib/tablespoon.rb', line 140

def id
  @id
end

#row_num ⇒ Object

Returns the value of attribute row_num.



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# File 'lib/tablespoon.rb', line 140

def row_num
  @row_num
end

Instance Method Details

#[](field) ⇒ Object 



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# File 'lib/tablespoon.rb', line 142

def [] (field)
  return @data[field]
end

#[]=(field, value) ⇒ Object 



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# File 'lib/tablespoon.rb', line 146

def []= (field,value)

  ## get the column number where we think it is
  ## if it's not there, rebuild the field map
  ## and try again
  
  col_num = get_col_num( field )
  row_num = @row_num
  
  @ws[row_num, col_num] = value

  @ws.save
  
  if field == @id_field
    @id = value
  end
  
end

#get_col_num(field) ⇒ Object 



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# File 'lib/tablespoon.rb', line 165

def get_col_num( field )

  col_num = @field_map[field]

  if ! @ws[1,col_num] == field
    @table.build_column_map
    col_num = @field_map[field]
    
    if ! @ws[1,col_num] == field
      raise "Unable to find field #{field}"
    end
  end
  
  return col_num

end

#to_s ⇒ Object 



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# File 'lib/tablespoon.rb', line 194

def to_s
  return "Row #{@row_num} Id #{@id} " + @data.keys.collect { |a| "#{a}: #{@data[a]}" }.join(' - ')
end