Class: TuyaCloud::API::Auth

Inherits:
Object
  • Object
show all
Defined in:
lib/tuya_cloud/api.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(username, password, country_code, brand, region) ⇒ Auth

Returns a new instance of Auth.

Raises:

  • (ArgumentError) 


60
61
62
63
64
65
66
67
68
69
70
71
72
 
# File 'lib/tuya_cloud/api.rb', line 60

def initialize(username, password, country_code, brand, region)
  raise ArgumentError unless username.is_a?(String) &&
                             password.is_a?(String) &&
                             country_code.is_a?(String) &&
                             brand.is_a?(String) &&
                             region.is_a?(String)

  self.username     = username
  self.password     = password
  self.country_code = country_code
  self.brand        = brand
  self.region       = region
end

Instance Attribute Details

#access_token ⇒ Object

Returns the value of attribute access_token.



51
52
53
 
# File 'lib/tuya_cloud/api.rb', line 51

def access_token
  @access_token
end

#brand ⇒ Object

Returns the value of attribute brand.



51
52
53
 
# File 'lib/tuya_cloud/api.rb', line 51

def brand
  @brand
end

#country_code ⇒ Object

Returns the value of attribute country_code.



51
52
53
 
# File 'lib/tuya_cloud/api.rb', line 51

def country_code
  @country_code
end

#expire_time ⇒ Object

Returns the value of attribute expire_time.



51
52
53
 
# File 'lib/tuya_cloud/api.rb', line 51

def expire_time
  @expire_time
end

#password ⇒ Object

Returns the value of attribute password.



51
52
53
 
# File 'lib/tuya_cloud/api.rb', line 51

def password
  @password
end

#refresh_token ⇒ Object

Returns the value of attribute refresh_token.



51
52
53
 
# File 'lib/tuya_cloud/api.rb', line 51

def refresh_token
  @refresh_token
end

#region ⇒ Object

Returns the value of attribute region.



51
52
53
 
# File 'lib/tuya_cloud/api.rb', line 51

def region
  @region
end

#username ⇒ Object

Returns the value of attribute username.



51
52
53
 
# File 'lib/tuya_cloud/api.rb', line 51

def username
  @username
end

Instance Method Details

#cloud_url ⇒ Object 



74
75
76
 
# File 'lib/tuya_cloud/api.rb', line 74

def cloud_url
  CLOUD_URL.gsub('%', region)
end

#login ⇒ Object 



78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
 
# File 'lib/tuya_cloud/api.rb', line 78

def 
  uri = URI.parse("#{cloud_url}/homeassistant/auth.do")
  response = Net::HTTP.post_form(uri,
                                 userName: username,
                                 password: password,
                                 countryCode: country_code,
                                 bizType: brand,
                                 from: 'tuya')
  unless response.is_a?(Net::HTTPOK)
    raise Error,
          'invalid HTTP response from Tuya Cloud whilst trying to '\
          'get access token'
  end

  json = JSON.parse(response.body)
  process_auth_response(json)
end

#process_auth_response(json) ⇒ Object 



114
115
116
117
118
119
120
121
122
123
124
125
126
127
 
# File 'lib/tuya_cloud/api.rb', line 114

def process_auth_response(json)
  unless json['access_token'] &&
         json['refresh_token'] &&
         json['expires_in']
    raise Error,
          'invalid JSON response from Tuya Cloud whilst trying to '\
          'get access token'
  end

  self.access_token = json['access_token']
  self.refresh_token = json['refresh_token']
  self.expire_time = Time.now + json['expires_in'].to_i
  true
end

#process_request(name, namespace, device_id: nil, payload: {}) ⇒ Object

Raises:

  • (ArgumentError) 


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
 
# File 'lib/tuya_cloud/api.rb', line 129

def process_request(name, namespace, device_id: nil, payload: {})
  raise ArgumentError unless name.is_a?(String) &&
                             namespace.is_a?(String)

  refresh_access_token
  header = {
    name: name,
    namespace: namespace,
    payloadVersion: 1
  }
  payload[:accessToken] = access_token
  payload[:devId] = device_id unless namespace == 'discovery'
  data = {
    header: header,
    payload: payload
  }
  uri = URI.parse("#{cloud_url}/homeassistant/skill")
  http = Net::HTTP.new(uri.host, uri.port)
  http.use_ssl = true
  request = Net::HTTP::Post.new(uri.request_uri,
                                'Content-Type' => 'application/json')
  request.body = data.to_json
  response = http.request(request)
  unless response.is_a?(Net::HTTPOK)
    raise Error,
          'request was not processed by Tuya Cloud'
  end

  json = JSON.parse(response.body)
  unless json['header']['code'] == 'SUCCESS'
    raise Error,
          'request was not processed by Tuya Cloud'
  end

  json['payload']
end

#refresh_access_token ⇒ Object 



96
97
98
99
100
101
102
103
104
105
106
107
108
 
# File 'lib/tuya_cloud/api.rb', line 96

def refresh_access_token
  return unless token_expired?

  uri = URI.parse("#{cloud_url}/homeassistant/access.do?grant_type=refresh_token&"\
              "refresh_token=#{refresh_token}")
  response = Net::HTTP.get uri
  unless response.is_a?(String) && !response.empty?
    raise Error, 'failed to refresh access token'
  end

  json = JSON.parse(response)
  process_auth_response(json)
end

#token_expired? ⇒ Boolean

Returns:

  • (Boolean) 


110
111
112
 
# File 'lib/tuya_cloud/api.rb', line 110

def token_expired?
  Time.now > expire_time
end