Class: TempoIQ::Row

Inherits:
Object
  • Object
show all
Defined in:
lib/tempoiq/models/row.rb

Overview

Represents all the data found at a single timestamp.

The hierarchy looks like:

  • timestamp

    • device_key

      • sensor_key => value

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(ts, values) ⇒ Row

Returns a new instance of Row.



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# File 'lib/tempoiq/models/row.rb', line 17

def initialize(ts, values)
  @ts = ts
  @values = values
end

Instance Attribute Details

#ts ⇒ Object (readonly)

Timestamp of the row



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# File 'lib/tempoiq/models/row.rb', line 10

def ts
  @ts
end

#values ⇒ Object (readonly)

Data at the timestamp [Hash]

Looks like: => {“sensor1” => 1.23, “sensor2” => 2.34}



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# File 'lib/tempoiq/models/row.rb', line 15

def values
  @values
end

Class Method Details

.from_hash(hash) ⇒ Object 



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# File 'lib/tempoiq/models/row.rb', line 22

def self.from_hash(hash)
  new(hash['t'], hash['data'])
end

Instance Method Details

#value(device_key, key) ⇒ Object

Convenience method to select a single (device, sensor) value from within the row.



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# File 'lib/tempoiq/models/row.rb', line 28

def value(device_key, key)
  @values[device_key][key]
end