Class: MeasReceiver::MeasTypeReceiver

Inherits:
Object
  • Object
show all
Defined in:
lib/meas_receiver/meas_type_receiver.rb

Constant Summary collapse

SCH_MIN_INTERVAL = 
0.05
DEFAULT_FETCH_INTERVAL = 
0.5
MIN_FETCH_INTERVAL = 
0.1

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(_options) ⇒ MeasTypeReceiver

TODO convert all keys to Symbols



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 15

def initialize(_options)
  @options = _options

  @options[:logger] ||= Hash.new
  @options[:logger][:output] ||= STDOUT
  @options[:logger][:level] ||= Logger::INFO
  @logger = Logger.new(@options[:logger][:output])
  @logger.level = @options[:logger][:level]
  @debug = (@options[:logger][:level] == Logger::DEBUG)

  @fetch_interval = _options[:fetch_interval] || DEFAULT_FETCH_INTERVAL
  @fetch_interval = MIN_FETCH_INTERVAL if @fetch_interval < MIN_FETCH_INTERVAL

  @name = @options[:name]
  @command = @options[:command]
  @response_size = @options[:response_size]
  @coefficients = @options[:coefficients] || Hash.new
  @coefficients[:linear] ||= 1.0
  @coefficients[:offset] ||= 0.0
  @after_proc = @options[:after_proc]
  @storage = @options[:storage] || Hash.new
  @storage[:min_time_interval] ||= @fetch_interval
  @storage[:min_unit_interval] = (@storage[:min_time_interval] / @fetch_interval).floor
  @storage[:max_time_interval] ||= 3600
  @storage[:max_unit_interval] = (@storage[:max_time_interval] / @fetch_interval).floor
  @storage[:store_interval] ||= 10*60 #2*3600

  @comm_object = CommProtocol.new(@command, @response_size)
  @meas_buffer = MeasTypeBuffer.new(self)
end

Instance Attribute Details

#after_proc ⇒ Object (readonly)

Returns the value of attribute after_proc.



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 46

def after_proc
  @after_proc
end

#coefficients ⇒ Object (readonly)

Returns the value of attribute coefficients.



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 46

def coefficients
  @coefficients
end

#command ⇒ Object (readonly)

Returns the value of attribute command.



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 46

def command
  @command
end

#debug ⇒ Object (readonly)

Returns the value of attribute debug.



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 46

def debug
  @debug
end

#fetch_interval ⇒ Object (readonly)

Returns the value of attribute fetch_interval.



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 46

def fetch_interval
  @fetch_interval
end

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 46

def logger
  @logger
end

#meas_buffer ⇒ Object (readonly)

Returns the value of attribute meas_buffer.



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 83

def meas_buffer
  @meas_buffer
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 46

def name
  @name
end

#response_size ⇒ Object (readonly)

Returns the value of attribute response_size.



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 46

def response_size
  @response_size
end

#storage ⇒ Object (readonly)

Returns the value of attribute storage.



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 46

def storage
  @storage
end

Instance Method Details

#[](i) ⇒ Object 



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 85

def [](i)
  @meas_buffer[i]
end

#clean ⇒ Object 



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 79

def clean
  @meas_buffer.clean_up!
end

#fetch ⇒ Object 



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 66

def fetch
  v = @comm_object.g
  @meas_buffer.add!(v)

  @logger.debug("Fetched #{self.name.red} = #{v.to_s.yellow}") if @debug

  return v
end

#first ⇒ Object 



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 89

def first
  @meas_buffer.first
end

#last ⇒ Object 



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 93

def last
  @meas_buffer.last
end

#start ⇒ Object 



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 48

def start
  @logger.debug("MeasReceiver started for #{self.name.red}") if @debug

  @scheduler = Rufus::Scheduler.start_new(frequency: SCH_MIN_INTERVAL)
  @scheduler.every "#{@fetch_interval}s" do
    fetch
  end

  @scheduler.every "#{@storage[:store_interval]}s" do
    store
  end
end

#stop ⇒ Object 



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 61

def stop
  @scheduler.stop
  @logger.debug("MeasReceiver stopped for #{self.name.red}") if @debug
end

#store ⇒ Object 



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# File 'lib/meas_receiver/meas_type_receiver.rb', line 75

def store
  @meas_buffer.perform_storage!
end