Class: OpenHAB::DSL::Things::ChannelBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/openhab/dsl/things/builder.rb

Overview

The ChannelBuilder DSL allows you to customize a channel

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(uid, type, label = nil, thing:, description: nil, group: nil, config: nil, properties: nil, default_tags: nil, auto_update_policy: nil, accepted_item_type: nil) ⇒ ChannelBuilder

Constructor for ChannelBuilder

This class is instantiated by the #channel method inside a Builder#thing block.



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# File 'lib/openhab/dsl/things/builder.rb', line 332

def initialize(uid,
               type,
               label = nil,
               thing:,
               description: nil,
               group: nil,
               config: nil,
               properties: nil,
               default_tags: nil,
               auto_update_policy: nil,
               accepted_item_type: nil)
  @thing = thing

  uid = uid.to_s
  uid_segments = uid.split(org.openhab.core.common.AbstractUID::SEPARATOR)
  group_segments = uid_segments.last.split(org.openhab.core.thing.ChannelUID::CHANNEL_GROUP_SEPARATOR)
  if group
    if group_segments.length == 2
      group_segments[0] = group
    else
      group_segments.unshift(group)
    end
    uid_segments[-1] = group_segments.join(org.openhab.core.thing.ChannelUID::CHANNEL_GROUP_SEPARATOR)
  end
  @uid = org.openhab.core.thing.ChannelUID.new(thing.uid, uid_segments.last)
  unless type.is_a?(org.openhab.core.thing.type.ChannelTypeUID)
    type = org.openhab.core.thing.type.ChannelTypeUID.new(thing.uid.binding_id, type)
  end
  @type = type
  @label = label
  @config = config&.transform_keys(&:to_s)
  @default_tags = Items::ItemBuilder.normalize_tags(*Array.wrap(default_tags))
  @properties = properties&.transform_keys(&:to_s)
  @description = description
  @accepted_item_type = accepted_item_type
  return unless auto_update_policy

  @auto_update_policy = org.openhab.core.thing.type.AutoUpdatePolicy.value_of(auto_update_policy.to_s.upcase)
end

Instance Attribute Details

#accepted_item_type ⇒ String (readonly) 



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# File 'lib/openhab/dsl/things/builder.rb', line 391

def accepted_item_type
  @accepted_item_type ||= type.channel_type&.item_type
end

#auto_update_policy ⇒ Object (readonly)

Returns the value of attribute auto_update_policy.



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# File 'lib/openhab/dsl/things/builder.rb', line 304

def auto_update_policy
  @auto_update_policy
end

#config ⇒ Object (readonly)

Returns the value of attribute config.



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# File 'lib/openhab/dsl/things/builder.rb', line 304

def config
  @config
end

#default_tags ⇒ Object (readonly)

Returns the value of attribute default_tags.



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# File 'lib/openhab/dsl/things/builder.rb', line 304

def default_tags
  @default_tags
end

#description ⇒ Object (readonly)

Returns the value of attribute description.



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# File 'lib/openhab/dsl/things/builder.rb', line 304

def description
  @description
end

#label ⇒ Object

Returns the value of attribute label.



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# File 'lib/openhab/dsl/things/builder.rb', line 303

def label
  @label
end

#properties ⇒ Object (readonly)

Returns the value of attribute properties.



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# File 'lib/openhab/dsl/things/builder.rb', line 304

def properties
  @properties
end

#type ⇒ Object (readonly)

Returns the value of attribute type.



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# File 'lib/openhab/dsl/things/builder.rb', line 304

def type
  @type
end

#uid ⇒ Object (readonly)

Returns the value of attribute uid.



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# File 'lib/openhab/dsl/things/builder.rb', line 304

def uid
  @uid
end