Module: SDN::CLI::MQTT::Subscriptions

Included in:
SDN::CLI::MQTT
Defined in:
lib/sdn/cli/mqtt/subscriptions.rb

Instance Method Summary collapse

Instance Method Details

#handle_message(topic, value) ⇒ Object



7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
# File 'lib/sdn/cli/mqtt/subscriptions.rb', line 7

def handle_message(topic, value)
  SDN.logger.info "Got #{value.inspect} at #{topic}"
  unless (match = topic.match(%r{^#{Regexp.escape(@base_topic)}/
  (?<addr>\h{6})/
    (?<property>discover|
    label|
    control|
    jog-(?<jog_type>pulses|ms)|
    position-pulses|
    position-percent|
    ip|
    reset|
    (?<speed_type>up-speed|down-speed|slow-speed)|
    up-limit|
    down-limit|
    direction|i
    p(?<ip>\d+)-(?<ip_type>pulses|percent)|
    groups)/
    set$}x))
    return
  end

  addr = Message.parse_address(match[:addr])
  property = match[:property]
  # not homie compliant; allows linking the position-percent property
  # directly to an OpenHAB rollershutter channel
  if property == "position-percent" && value =~ /^(?:UP|DOWN|STOP)$/i
    property = "control"
    value = value.downcase
  end
  mqtt_addr = Message.print_address(addr).delete(".")
  motor = @motors[mqtt_addr]
  is_group = Message.group_address?(addr)
  follow_up = if motor&.node_type == :st50ilt2
                Message::ILT2::GetMotorPosition.new(addr)
              else
                Message::GetMotorStatus.new(addr)
              end
  ns = (motor&.node_type == :st50ilt2) ? Message::ILT2 : Message

  message = case property
            when "discover"
              follow_up = nil
              if value == "discover"
                # discovery is low priority, and longer timeout
                enqueue(MessageAndRetries.new(Message::GetNodeAddr.new(addr), 1, 50))
              end
              nil
            when "label"
              follow_up = Message::GetNodeLabel.new(addr)
              ns::SetNodeLabel.new(addr, value) unless is_group
            when "control"
              case value
              when "up", "down"
                ((motor&.node_type == :st50ilt2) ? ns::SetMotorPosition : Message::MoveTo)
            .new(addr, :"#{value}_limit")
              when "stop"
                if motor&.node_type == :st50ilt2
                  ns::SetMotorPosition.new(addr,
                                           :stop)
                else
                  Message::Stop.new(addr)
                end
              when "next_ip"
                if motor&.node_type == :st50ilt2
                  ns::SetMotorPosition.new(addr, :next_ip_down)
                else
                  Message::MoveOf.new(addr, :next_ip)
                end
              when "previous_ip"
                if motor&.node_type == :st50ilt2
                  ns::SetMotorPosition.new(addr, :next_ip_up)
                else
                  Message::MoveOf.new(addr, :previous_ip)
                end
              when "wink"
                Message::Wink.new(addr)
              when "refresh"
                follow_up = nil
                ((motor&.node_type == :st50ilt2) ? ns::GetMotorPosition : Message::GetMotorStatus)
            .new(addr)
              end
            when /jog-(?:pulses|ms)/
              value = value.to_i
              ((motor&.node_type == :st50ilt2) ? ns::SetMotorPosition : Message::MoveOf)
            .new(addr, :"jog_#{value.negative? ? :up : :down}_#{match[:jog_type]}", value.abs)
            when "reset"
              return unless Message::SetFactoryDefault::RESET.key?(value.to_sym)

              Message::SetFactoryDefault.new(addr, value.to_sym)
            when "position-pulses", "position-percent", "ip"
              if value == "REFRESH"
                follow_up = nil
                ((motor&.node_type == :st50ilt2) ? ns::GetMotorPosition : Message::GetMotorStatus)
                  .new(addr)
              else
                ((motor&.node_type == :st50ilt2) ? ns::SetMotorPosition : Message::MoveTo)
                  .new(addr, property.sub("position-", "position_").to_sym, value.to_i)
              end
            when "direction"
              return if is_group

              follow_up = Message::GetMotorDirection.new(addr)
              return unless %w[standard reversed].include?(value)

              Message::SetMotorDirection.new(addr, value.to_sym)
            when "up-limit", "down-limit"
              return if is_group

              if %w[delete current_position jog_ms jog_pulses].include?(value)
                type = value.to_sym
                value = 10
              else
                type = :specified_position
              end
              target = (property == "up-limit") ? :up : :down
              follow_up = Message::GetMotorLimits.new(addr)
              Message::SetMotorLimits.new(addr, type, target, value.to_i)
            when /^ip\d-(?:pulses|percent)$/
              return if is_group

              ip = match[:ip].to_i
              return unless (1..16).cover?(ip)

              follow_up = ns::GetMotorIP.new(addr, ip)

              if motor&.node_type == :st50ilt2
                value = if value == "delete"
                          nil
                        elsif value == "current_position"
                          motor.position_pulses
                        elsif match[:ip_type] == "pulses"
                          value.to_i
                        else
                          value.to_f / motor.down_limit * 100
                        end
                ns::SetMotorIP.new(addr, ip, value)
              else
                type = if value == "delete"
                         :delete
                       elsif value == "current_position"
                         :current_position
                       elsif match[:ip_type] == "pulses"
                         :position_pulses
                       else
                         :position_percent
                       end
                Message::SetMotorIP.new(addr, type, ip, value.to_i)
              end
            when "up-speed", "down-speed", "slow-speed"
              return if is_group
              return unless motor

              follow_up = Message::GetMotorRollingSpeed.new(addr)
              message = Message::SetMotorRollingSpeed.new(addr,
                                                          up_speed: motor.up_speed,
                                                          down_speed: motor.down_speed,
                                                          slow_speed: motor.slow_speed)
              message.send(:"#{property.sub("-", "_")}=", value.to_i)
              message
            when "groups"
              return if is_group
              return unless motor

              messages = motor.set_groups(value)
              @mutex.synchronize do
                messages.each { |m| @queue.push(MessageAndRetries.new(m, 5, 0)) }
                @cond.signal
              end
              nil
            end

  if motor && [Message::MoveTo,
               Message::Move,
               Message::Wink,
               Message::Stop].include?(message.class)
    motor.last_action = message.class
  end

  return unless message

  message.ack_requested = true unless /^SDN::Message::Get/.match?(message.class.name)
  @mutex.synchronize do
    @queue.push(MessageAndRetries.new(message, 5, 0))
    if follow_up && @queue.none? do |mr|
         mr.message == follow_up
       end
      @queue.push(MessageAndRetries.new(follow_up, 5, 1))
    end
    @cond.signal
  end
end