Class: Huebot::DeviceMapper

Inherits:
Object
  • Object
show all
Defined in:
lib/huebot/device_mapper.rb

Constant Summary collapse

Unmapped = 
Class.new(StandardError)

Instance Method Summary collapse

Constructor Details

#initialize(client, inputs = []) ⇒ DeviceMapper 



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# File 'lib/huebot/device_mapper.rb', line 5

def initialize(client, inputs = [])
  all_lights, all_groups = client.lights, client.groups

  @lights_by_id = all_lights.reduce({}) { |a, l| a[l.id] = l; a }
  @lights_by_name = all_lights.reduce({}) { |a, l| a[l.name] = l; a }
  @groups_by_id = all_groups.reduce({}) { |a, g| a[g.id] = g; a }
  @groups_by_name = all_groups.reduce({}) { |a, g| a[g.name] = g; a }
  @devices_by_var = inputs.each_with_index.reduce({}) { |a, (x, idx)|
    dev = case x
          when LightInput then @lights_by_id[x.val] || @lights_by_name[x.val]
          when GroupInput then @groups_by_id[x.val] || @groups_by_name[x.val]
          else raise "Invalid input: #{x}"
          end || raise(Unmapped, "Could not find #{x.class.name[8..-6].downcase} with id or name '#{x.val}'")
    a["$#{idx + 1}"] = dev
    a
  }
  @all = @devices_by_var.values
end

Instance Method Details

#group!(id) ⇒ Object 



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# File 'lib/huebot/device_mapper.rb', line 33

def group!(id)
  case id
  when Integer
    @groups_by_id[id]
  when String
    @groups_by_name[id]
  end || (raise Unmapped, "Unmapped group '#{id}'")
end

#light!(id) ⇒ Object 



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# File 'lib/huebot/device_mapper.rb', line 24

def light!(id)
  case id
  when Integer
    @lights_by_id[id]
  when String
    @lights_by_name[id]
  end || (raise Unmapped, "Unmapped light '#{id}'")
end

#var!(id) ⇒ Object 



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# File 'lib/huebot/device_mapper.rb', line 42

def var!(id)
  case id
  when "$all"
    @all
  else
    @devices_by_var[id]
  end || (raise Unmapped, "Unmapped device '#{id}'")
end