Class: Scale::Types::MetadataV13

Inherits:
Object
  • Object
show all
Includes:
Base
Defined in:
lib/metadata/metadata_v13.rb

Instance Attribute Summary collapse

Attributes included from Base

#value

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Base

#==, included, #to_human

Constructor Details

#initialize(value) ⇒ MetadataV13

Returns a new instance of MetadataV13.



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# File 'lib/metadata/metadata_v13.rb', line 7

def initialize(value)
  @call_index = {}
  @event_index = {}
  super(value)
end

Instance Attribute Details

#call_index ⇒ Object

Returns the value of attribute call_index.



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# File 'lib/metadata/metadata_v13.rb', line 5

def call_index
  @call_index
end

#event_index ⇒ Object

Returns the value of attribute event_index.



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# File 'lib/metadata/metadata_v13.rb', line 5

def event_index
  @event_index
end

Class Method Details

.decode(scale_bytes) ⇒ Object 



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# File 'lib/metadata/metadata_v13.rb', line 13

def self.decode(scale_bytes)
  modules = Scale::Types.get("Vec<MetadataV13Module>").decode(scale_bytes).value

  value = {
    magicNumber: 1_635_018_093,
    metadata: {
      version: 12,
      modules: modules.map(&:value)
    }
  }

  result = MetadataV13.new(value)

  call_module_index = 0
  event_module_index = 0

  modules.map(&:value).each do |m|
    module_index = m[:index]
    if m[:calls]
      m[:calls].each_with_index do |call, index|
        call[:lookup] = "%02x%02x" % [module_index, index]
        result.call_index[call[:lookup]] = [m, call]
      end
    end

    if m[:events]
      m[:events].each_with_index do |event, index|
        event[:lookup] = "%02x%02x" % [module_index, index]
        result.event_index[event[:lookup]] = [m, event]
      end
    end
  end

  result
end