mirror of
https://github.com/scinote-eln/scinote-web.git
synced 2024-11-10 17:36:33 +08:00
69 lines
2 KiB
Ruby
69 lines
2 KiB
Ruby
class MyModuleRepositoryRow < ApplicationRecord
|
|
include ActionView::Helpers::NumberHelper
|
|
|
|
attribute :last_modified_by, :integer
|
|
attribute :comment, :text
|
|
|
|
belongs_to :assigned_by,
|
|
foreign_key: 'assigned_by_id',
|
|
class_name: 'User',
|
|
optional: true
|
|
belongs_to :repository_row,
|
|
inverse_of: :my_module_repository_rows
|
|
belongs_to :my_module,
|
|
touch: true,
|
|
inverse_of: :my_module_repository_rows
|
|
belongs_to :repository_stock_unit_item, optional: true
|
|
|
|
validates :repository_row, uniqueness: { scope: :my_module }
|
|
|
|
before_save :nulify_stock_consumption, if: :stock_consumption_changed?
|
|
around_save :deduct_stock_balance, if: :stock_consumption_changed?
|
|
|
|
def consume_stock(user, stock_consumption, comment = nil)
|
|
ActiveRecord::Base.transaction(requires_new: true) do
|
|
lock!
|
|
assign_attributes(
|
|
stock_consumption: stock_consumption,
|
|
repository_stock_unit_item_id:
|
|
repository_row.repository_stock_value.repository_stock_unit_item_id,
|
|
last_modified_by: user,
|
|
comment: comment
|
|
)
|
|
save!
|
|
end
|
|
end
|
|
|
|
def formated_stock_consumption
|
|
if stock_consumption
|
|
number_with_precision(
|
|
stock_consumption,
|
|
precision: (repository_row.repository.repository_stock_column.metadata['decimals'].to_i || 0),
|
|
strip_insignificant_zeros: true
|
|
)
|
|
end
|
|
end
|
|
|
|
private
|
|
|
|
def nulify_stock_consumption
|
|
self.stock_consumption = nil if stock_consumption.zero?
|
|
end
|
|
|
|
def deduct_stock_balance
|
|
stock_value = repository_row.repository_stock_value
|
|
stock_value.lock!
|
|
delta = stock_consumption.to_d - stock_consumption_was.to_d
|
|
stock_value.amount = stock_value.amount - delta
|
|
yield
|
|
stock_value.repository_ledger_records.create!(
|
|
reference: self,
|
|
user: last_modified_by || assigned_by,
|
|
amount: delta,
|
|
balance: stock_value.amount,
|
|
comment: comment
|
|
)
|
|
stock_value.save!
|
|
save!
|
|
end
|
|
end
|