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module Martyr
module Runtime
class FutureFactValue
attr_reader :fact_record, :level, :fact_key_value, :key_supported
delegate :dimension_bus, to: :fact_record
# @param fact_record [Fact]
# @param level [BaseLevelDefinition] the level that needs to be fetched
# @param key_supported [Boolean] if true, this means the fact has direct association with the level, and the
# value simply needs to be fetched from the dimension. fact_key_value must be provided when true.
# @param fact_key_value [String, Integer] only relevant if key_supported is true.
def initialize(fact_record, level, key_supported:, fact_key_value: nil)
@level = level
@fact_record = fact_record
@fact_key_value = fact_key_value.try(:to_i)
@key_supported = key_supported
end
def inspect
value_loaded? ? @value.inspect : '?'
end
def value
return @value if value_loaded?
if key_supported
@active_record = dimension_bus.fetch_supported_query_level_record(level.id, fact_key_value)
@value = level.record_value(@active_record)
else
value = dimension_bus.fetch_unsupported_level_value(level.id, fact_record)
if level.degenerate?
@value = value
else
@active_record = value
@value = level.record_value(@active_record)
end
end
@value_loaded = true
@value
end
def active_record
value unless value_loaded?
@active_record
end
def value_loaded?
!!@value_loaded
end
protected
def ==(other)
value == other.value and fact_key_value == other.fact_key_value
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems