Class: BWA::Client

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/bwa/client.rb

Constant Summary collapse

HEATING_MODES = 
%I[ready rest ready_in_rest].freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(uri) ⇒ Client

Returns a new instance of Client.



37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
 
# File 'lib/bwa/client.rb', line 37

def initialize(uri)
  uri = URI.parse(uri)
  case uri.scheme
  when "tcp"
    require "socket"
    @io = TCPSocket.new(uri.host, uri.port || 4257)
  when "telnet", "rfc2217"
    require "net/telnet/rfc2217"
    @io = Net::Telnet::RFC2217.new("Host" => uri.host, "Port" => uri.port || 23, "baud" => 115_200)
    @queue = []
  else
    require "ccutrer-serialport"
    @io = CCutrer::SerialPort.new(uri.path, baud: 115_200)
    @queue = []
  end
  @src = 0x0a
  @buffer = +""
end

Instance Attribute Details

#configuration ⇒ Object (readonly)

Returns the value of attribute configuration.



13
14
15
 
# File 'lib/bwa/client.rb', line 13

def configuration
  @configuration
end

#control_configuration ⇒ Object (readonly)

Returns the value of attribute control_configuration.



13
14
15
 
# File 'lib/bwa/client.rb', line 13

def control_configuration
  @control_configuration
end

#filter_cycles ⇒ Object (readonly)

Returns the value of attribute filter_cycles.



13
14
15
 
# File 'lib/bwa/client.rb', line 13

def filter_cycles
  @filter_cycles
end

#status ⇒ Object (readonly)

Returns the value of attribute status.



13
14
15
 
# File 'lib/bwa/client.rb', line 13

def status
  @status
end

Instance Method Details

#blower=(desired) ⇒ Object 



200
201
202
203
204
205
206
207
208
209
210
211
 
# File 'lib/bwa/client.rb', line 200

def blower=(desired)
  return unless status && configuration

  desired = 0 if desired == false
  desired = configuration.blower if desired == true
  desired = [desired, configuration.blower].min
  times = (desired - status.blower) % (configuration.blower + 1)
  times.times do
    toggle_blower
    sleep(0.1)
  end
end

#drain_message_queue ⇒ Object 



102
103
104
 
# File 'lib/bwa/client.rb', line 102

def drain_message_queue
  poll while messages_pending?
end

#full_configuration? ⇒ Boolean

Returns:

  • (Boolean) 


56
57
58
 
# File 'lib/bwa/client.rb', line 56

def full_configuration?
  status && control_configuration && configuration && filter_cycles
end

#heating_mode=(desired) ⇒ Object

Raises:

  • (ArgumentError) 


262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
 
# File 'lib/bwa/client.rb', line 262

def heating_mode=(desired)
  raise ArgumentError, "heating_mode must be :ready or :rest" unless %I[ready rest].include?(desired)
  return unless status

  times = if (status.heating_mode == :ready && desired == :rest) ||
             (status.heating_mode == :rest && desired == :ready) ||
             (status.heating_mode == :ready_in_rest && desired == :rest)
            1
          elsif status.heating_mode == :ready_in_rest && desired == :ready
            2
          else
            0
          end
  times.times { toggle_heating_mode }
end

#hold=(desired) ⇒ Object 



213
214
215
216
217
218
 
# File 'lib/bwa/client.rb', line 213

def hold=(desired)
  return unless status
  return if status.hold == desired

  toggle_hold
end

#messages_pending? ⇒ Boolean

Returns:

  • (Boolean) 


98
99
100
 
# File 'lib/bwa/client.rb', line 98

def messages_pending?
  !!@io.wait_readable(0)
end

#mister=(desired) ⇒ Object 



193
194
195
196
197
198
 
# File 'lib/bwa/client.rb', line 193

def mister=(desired)
  return unless status
  return if status.mister == desired

  toggle_mister
end

#poll ⇒ Object 



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
 
# File 'lib/bwa/client.rb', line 60

def poll
  message = bytes_read = nil
  loop do
    message, bytes_read = Message.parse(@buffer)
    # discard how much we read
    @buffer = @buffer[bytes_read..-1] if bytes_read
    method = @io.respond_to?(:readpartial) ? :readpartial : :read
    unless message
      # one EOF is just serial ports saying they have no data;
      # several EOFs in a row is the file is dead and gone
      eofs = 0
      begin
        @buffer.concat(@io.__send__(method, 64 * 1024))
      rescue EOFError
        eofs += 1
        raise if eofs == 5

        @io.wait_readable
        retry
      end
      next
    end
    break
  end

  if message.is_a?(Messages::Ready) && (msg = @queue&.shift)
    unless BWA.verbosity < 1 && msg[3..4] == Messages::ControlConfigurationRequest::MESSAGE_TYPE
      BWA.logger.debug "wrote: #{BWA.raw2str(msg)}"
    end
    @io.write(msg)
  end
  @status = message.dup if message.is_a?(Messages::Status)
  @filter_cycles = message.dup if message.is_a?(Messages::FilterCycles)
  @control_configuration = message.dup if message.is_a?(Messages::ControlConfiguration)
  @configuration = message.dup if message.is_a?(Messages::ControlConfiguration2)
  message
end

#request_configuration ⇒ Object 



122
123
124
 
# File 'lib/bwa/client.rb', line 122

def request_configuration
  send_message(Messages::ConfigurationRequest.new)
end

#request_control_info ⇒ Object 



130
131
132
 
# File 'lib/bwa/client.rb', line 130

def request_control_info
  send_message(Messages::ControlConfigurationRequest.new(1))
end

#request_control_info2 ⇒ Object 



126
127
128
 
# File 'lib/bwa/client.rb', line 126

def request_control_info2
  send_message(Messages::ControlConfigurationRequest.new(2))
end

#request_filter_configuration ⇒ Object 



134
135
136
 
# File 'lib/bwa/client.rb', line 134

def request_filter_configuration
  send_message(Messages::ControlConfigurationRequest.new(3))
end

#send_message(message) ⇒ Object 



106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
 
# File 'lib/bwa/client.rb', line 106

def send_message(message)
  message.src = @src
  full_message = message.serialize
  unless BWA.verbosity < 1 && message.is_a?(Messages::ControlConfigurationRequest)
    BWA.logger.info "  to spa: #{message.inspect}"
  end
  if @queue
    @queue.push(full_message)
  else
    unless BWA.verbosity < 1 && message.is_a?(Messages::ControlConfigurationRequest)
      BWA.logger.debug "wrote: #{BWA.raw2str(full_message)}"
    end
    @io.write(full_message)
  end
end

#set_pump(index, desired) ⇒ Object 



166
167
168
169
170
171
172
173
174
175
176
177
178
179
 
# File 'lib/bwa/client.rb', line 166

def set_pump(index, desired)
  return unless status && configuration

  desired = 0 if desired == false
  max_pump_speed = configuration.pumps[index]
  desired = max_pump_speed if desired == true
  desired = [desired, max_pump_speed].min
  current_pump_speed = [status.pumps[index], max_pump_speed].min
  times = (desired - current_pump_speed) % (max_pump_speed + 1)
  times.times do
    toggle_pump(index)
    sleep(0.1)
  end
end

#set_time(hour, minute, twenty_four_hour_time: false) ⇒ Object 



230
231
232
 
# File 'lib/bwa/client.rb', line 230

def set_time(hour, minute, twenty_four_hour_time: false)
  send_message(Messages::SetTime.new(hour, minute, twenty_four_hour_time))
end

#target_temperature=(desired) ⇒ Object

high range is 80-106 for F, 26-40 for C (by 0.5) low range is 50-99 for F, 10-26 for C (by 0.5)



222
223
224
225
226
227
228
 
# File 'lib/bwa/client.rb', line 222

def target_temperature=(desired)
  return unless status
  return if status.target_temperature == desired

  desired *= 2 if (status && status.temperature_scale == :celsius) || desired < 50
  send_message(Messages::SetTargetTemperature.new(desired.round))
end

#temperature_range=(desired) ⇒ Object 



250
251
252
253
254
255
 
# File 'lib/bwa/client.rb', line 250

def temperature_range=(desired)
  return unless status
  return if status.temperature_range == desired

  toggle_temperature_range
end

#temperature_scale=(scale) ⇒ Object

Raises:

  • (ArgumentError) 


234
235
236
237
238
 
# File 'lib/bwa/client.rb', line 234

def temperature_scale=(scale)
  raise ArgumentError, "scale must be :fahrenheit or :celsius" unless %I[fahrenheit celsius].include?(scale)

  send_message(Messages::SetTemperatureScale.new(scale))
end

#toggle_aux(index) ⇒ Object 



150
151
152
 
# File 'lib/bwa/client.rb', line 150

def toggle_aux(index)
  toggle_item(index + 0x16)
end

#toggle_blower ⇒ Object 



158
159
160
 
# File 'lib/bwa/client.rb', line 158

def toggle_blower
  toggle_item(:blower)
end

#toggle_heating_mode ⇒ Object 



257
258
259
 
# File 'lib/bwa/client.rb', line 257

def toggle_heating_mode
  toggle_item(:heating_mode)
end

#toggle_hold ⇒ Object 



162
163
164
 
# File 'lib/bwa/client.rb', line 162

def toggle_hold
  toggle_item(:hold)
end

#toggle_item(item) ⇒ Object 



138
139
140
 
# File 'lib/bwa/client.rb', line 138

def toggle_item(item)
  send_message(Messages::ToggleItem.new(item))
end

#toggle_light(index) ⇒ Object 



146
147
148
 
# File 'lib/bwa/client.rb', line 146

def toggle_light(index)
  toggle_item(index + 0x11)
end

#toggle_mister ⇒ Object 



154
155
156
 
# File 'lib/bwa/client.rb', line 154

def toggle_mister
  toggle_item(:mister)
end

#toggle_pump(index) ⇒ Object 



142
143
144
 
# File 'lib/bwa/client.rb', line 142

def toggle_pump(index)
  toggle_item(index + 0x04)
end

#toggle_temperature_range ⇒ Object 



246
247
248
 
# File 'lib/bwa/client.rb', line 246

def toggle_temperature_range
  toggle_item(0x50)
end

#update_filter_cycles(new_filter_cycles) ⇒ Object 



240
241
242
243
244
 
# File 'lib/bwa/client.rb', line 240

def update_filter_cycles(new_filter_cycles)
  send_message(new_filter_cycles)
  @filter_cycles = new_filter_cycles.dup
  request_filter_configuration
end