Class: Lca::ImpactSnapshot

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
lib/lca/models/impact_snapshot.rb

Class Method Summary collapse

Class Method Details

.owned_by(owner_id) ⇒ Object

pull data from owner’s partition



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# File 'lib/lca/models/impact_snapshot.rb', line 22

def self.owned_by(owner_id)
    return self if !owner_id.is_a? Integer
    partition_suffix = "_#{owner_id}"
    table = "#{ self.table_name }#{ partition_suffix }"

    ApplicationRecord.connection.schema_cache.clear!
    return self if !ApplicationRecord.connection.schema_cache.data_source_exists? table

    model_class = Class.new self

    original_class_name = self.name
    class_name = "#{name}#{partition_suffix}"

    model_class.define_singleton_method(:table_name) do
        table
    end

    model_class.define_singleton_method(:name) do
        class_name
    end

    model_class
end

.table_name ⇒ Object 



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# File 'lib/lca/models/impact_snapshot.rb', line 5

def self.table_name
    return "#{::ACTIVE_TREE_OPTIONS[:table_name]}_snapshots" if defined? ::ACTIVE_TREE_OPTIONS
    return "active_tree_snapshots"
end

.take!(impact) ⇒ Object 



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# File 'lib/lca/models/impact_snapshot.rb', line 47

def self.take!(impact)
	return create(
 impact.attributes
		.deep_symbolize_keys
		.slice(:impact_amount, :impact_amount_previous, :impact_amount_unit, :impact_factor, :impact_precision, :owner_id, :owner_type)
		.merge( impact_id: impact.id )
	)
end