Class: CITA::Http

Inherits:
Object
  • Object
show all
Defined in:
lib/cita/http.rb

Constant Summary collapse

DEFAULT_JSONRPC = 
"2.0"
DEFAULT_PARAMS = 
[].freeze
DEFAULT_ID = 
83

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(url) ⇒ Http

Returns a new instance of Http.



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# File 'lib/cita/http.rb', line 13

def initialize(url)
  @url = url
end

Instance Attribute Details

#url ⇒ Object

Returns the value of attribute url.



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# File 'lib/cita/http.rb', line 7

def url
  @url
end

Instance Method Details

#call_rpc(method, jsonrpc: DEFAULT_JSONRPC, params: DEFAULT_PARAMS, id: DEFAULT_ID) ⇒ Faraday::Response

wrapper for call rpc method

Parameters:

  • method (String) —

    method you want to call

  • jsonrpc (String) (defaults to: DEFAULT_JSONRPC) —

    jsonrpc version

  • params (Array) (defaults to: DEFAULT_PARAMS) —

    rpc params

  • id (Integer) (defaults to: DEFAULT_ID) —

    jsonrpc id

Returns:

  • (Faraday::Response) 


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# File 'lib/cita/http.rb', line 25

def call_rpc(method, jsonrpc: DEFAULT_JSONRPC, params: DEFAULT_PARAMS, id: DEFAULT_ID)
  conn.post("/", rpc_params(method, jsonrpc: jsonrpc, params: params, id: id))
end

#conn ⇒ Faraday

wrapper faraday object with CITA URL and Content-Type

Returns:

  • (Faraday) 


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# File 'lib/cita/http.rb', line 49

def conn
  Faraday.new(url: url) do |faraday|
    faraday.headers["Content-Type"] = "application/json"
    faraday.request  :url_encoded # form-encode POST params
    faraday.adapter  Faraday.default_adapter # make requests with Net::HTTP
  end
end

#rpc_params(method, jsonrpc: DEFAULT_JSONRPC, params: DEFAULT_PARAMS, id: DEFAULT_ID) ⇒ String

wrapper for rpc params

Parameters:

  • method (String) —

    method you want to call

  • jsonrpc (String) (defaults to: DEFAULT_JSONRPC) —

    jsonrpc version

  • params (Array) (defaults to: DEFAULT_PARAMS) —

    rpc params

  • id (Integer) (defaults to: DEFAULT_ID) —

    jsonrpc id

Returns:

  • (String) —

    json string



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# File 'lib/cita/http.rb', line 37

def rpc_params(method, jsonrpc: DEFAULT_JSONRPC, params: DEFAULT_PARAMS, id: DEFAULT_ID)
  {
    jsonrpc: jsonrpc,
    id: id,
    method: method,
    params: params
  }.to_json
end