13 lines
242 B
Ruby
13 lines
242 B
Ruby
class PProductStock < ActiveRecord::Base
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belongs_to :p_product
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belongs_to :p_color
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belongs_to :p_size
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has_many :p_sheet_line_lines, :dependent => :delete_all
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def delta_stock
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(self.stock_ok - self.stock_th_ok)
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end
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end
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