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Refactor DB migration script

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This commit is contained in:
Kristina Lim
2018-12-13 19:15:31 +08:00
parent aa92dd8771
commit 842a11b564
1 changed files with 30 additions and 15 deletions
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45
db/migrate/20181128054803_simplify_variant_override_stock_settings.rb
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@@ -18,22 +18,37 @@ class SimplifyVariantOverrideStockSettings < ActiveRecord::Migration
end
def up
# When on_demand is nil but count_on_hand is set, force limited stock.
VariantOverride.where(on_demand: nil).with_count_on_hand.find_each do |variant_override|
variant_override.update_attributes!(on_demand: false)
end
# Clear count_on_hand if forcing on demand.
VariantOverride.where(on_demand: true).with_count_on_hand.find_each do |variant_override|
variant_override.update_attributes!(count_on_hand: nil)
end
# When on_demand is false but count on hand is not specified, set this to use producer stock
# settings.
VariantOverride.where(on_demand: false).without_count_on_hand.find_each do |variant_override|
variant_override.update_attributes!(on_demand: nil)
end
update_use_producer_stock_settings_with_count_on_hand
update_on_demand_with_count_on_hand
update_limited_stock_without_count_on_hand
end
def down; end
private
# When on_demand is nil but count_on_hand is set, force limited stock.
def update_use_producer_stock_settings_with_count_on_hand
variant_overrides = VariantOverride.where(on_demand: nil).with_count_on_hand
variant_overrides.find_each do |variant_override|
variant_override.update_attributes!(on_demand: false)
end
end
# Clear count_on_hand if forcing on demand.
def update_on_demand_with_count_on_hand
variant_overrides = VariantOverride.where(on_demand: true).with_count_on_hand
variant_overrides.find_each do |variant_override|
variant_override.update_attributes!(count_on_hand: nil)
end
end
# When on_demand is false but count on hand is not specified, set this to use producer stock
# settings.
def update_limited_stock_without_count_on_hand
variant_overrides = VariantOverride.where(on_demand: false).without_count_on_hand
variant_overrides.find_each do |variant_override|
variant_override.update_attributes!(on_demand: nil)
end
end
end