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Use Arel::FactoryMehods for coalesce()

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This commit is contained in:
cryptogopher 2024-11-09 02:03:34 +01:00
parent c6a7838df1
commit be48d6fd7f
1 changed files with 2 additions and 5 deletions
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7
app/models/unit.rb
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@ -15,12 +15,9 @@ class Unit < ApplicationRecord
scope :defaults, ->{ where(user: nil) }
scope :ordered, ->{
parent_symbol = Arel::Nodes::NamedFunction.new(
'COALESCE',
[Arel::Table.new(:bases_units)[:symbol], arel_table[:symbol]]
)
left_outer_joins(:base)
.order(parent_symbol, arel_table[:base_id].asc.nulls_first, :multiplier, :symbol)
.order(arel_table.coalesce(Arel::Table.new(:bases_units)[:symbol], arel_table[:symbol]),
arel_table[:base_id].asc.nulls_first, :multiplier, :symbol)
}
before_destroy do