Class: Utils

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

Class Method Summary collapse

Class Method Details

.bchbtc_price ⇒ float

fetch bch/btc price from coin market cap

Returns:

  • (float) —

    rate



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# File 'lib/utils.rb', line 80

def self.bchbtc_price
  response = RestClient.get('https://api.coinmarketcap.com/v2/ticker/1831/?convert=BTC')
  hash = JSON.parse (response.body)
  hash['data']['quotes']['BTC']['price'].to_f.round(4)
end

.bchxrp_price ⇒ float

fetch bch/xrp price from coin market cap

Returns:

  • (float) —

    rate



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# File 'lib/utils.rb', line 48

def self.bchxrp_price
  response = RestClient.get('https://api.coinmarketcap.com/v2/ticker/1831/?convert=XRP')
  hash = JSON.parse(response.body)
  hash['data']['quotes']['XRP']['price'].to_f.round(4)
end

.btcltc_price ⇒ float

fetch btc/ltc price from coin market cap

Returns:

  • (float) —

    rate



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# File 'lib/utils.rb', line 64

def self.btcltc_price
  response = RestClient.get('https://api.coinmarketcap.com/v2/ticker/1/?convert=LTC')
  hash = JSON.parse(response.body)
  hash['data']['quotes']['LTC']['price'].to_f.round(4)
end

.btcxrp_price ⇒ float

fetch btc/xrp price from coin market cap

Returns:

  • (float) —

    rate



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# File 'lib/utils.rb', line 88

def self.btcxrp_price
  response = RestClient.get('https://api.coinmarketcap.com/v2/ticker/1/?convert=XRP')
  hash = JSON.parse (response.body)
  hash['data']['quotes']['XRP']['price'].to_f.round(4)
end

.eoseth_price ⇒ float

fetch eos/eth price from coin market cap

Returns:

  • (float) —

    rate



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# File 'lib/utils.rb', line 96

def self.eoseth_price
  response = RestClient.get('https://api.coinmarketcap.com/v2/ticker/1765/?convert=ETH')
  hash = JSON.parse (response.body)
  return hash['data']['quotes']['ETH']['price'].to_f.round(4)
end

.kill_process(pid) ⇒ FalseClass and TrueClass

Try and read the existing pid from the pid file and signal the process. Returns true for a non blocking status.

Parameters:

  • pid (Integer)

Returns:

  • (FalseClass and TrueClass) 


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# File 'lib/utils.rb', line 106

def self.kill_process(pid)
  opid = File.read("#{pid}.pid").strip.to_i
  Process.kill "HUP", opid
  File.delete("#{pid}.pid")
  File.delete("#{pid}.outfile")
  File.delete("#{pid}.errfile")
  puts "Stopped process #{pid}"
  true
rescue Errno::ENOENT
  $stdout.puts "#{pid} did not exist: Errno::ENOENT"
  true
rescue Errno::ESRCH
  $stdout.puts "The process #{opid} did not exist: Errno::ESRCH"
  true
rescue Errno::EPERM
  $stderr.puts "Lack of privileges to manage the process #{opid}: Errno::EPERM"
  false
rescue ::Exception => e
  $stderr.puts "While signaling the PID, unexpected #{e.class}: #{e}"
  false
end

.ltcbch_price ⇒ float

fetch ltc/bch price from coin market cap

Returns:

  • (float) —

    rate



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# File 'lib/utils.rb', line 40

def self.ltcbch_price
  response = RestClient.get('https://api.coinmarketcap.com/v2/ticker/2/?convert=BCH')
  hash = JSON.parse(response.body)
  hash['data']['quotes']['BCH']['price'].to_f.round(4)
end

.ltcbtc_price ⇒ float

fetch ltc/btc price from coin market cap

Returns:

  • (float) —

    rate



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# File 'lib/utils.rb', line 56

def self.ltcbtc_price
  response = RestClient.get('https://api.coinmarketcap.com/v2/ticker/2/?convert=BTC')
  hash = JSON.parse(response.body)
  hash['data']['quotes']['BTC']['price'].to_f.round(4)
end

.ltcxrp_price ⇒ float

fetch ltc/xrp price from coin market cap

Returns:

  • (float) —

    rate



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# File 'lib/utils.rb', line 32

def self.ltcxrp_price
  response = RestClient.get('https://api.coinmarketcap.com/v2/ticker/2/?convert=XRP')
  hash = JSON.parse(response.body)
  hash['data']['quotes']['XRP']['price'].to_f.round(4)
end

.quote(market) ⇒ FalseClass and Float

accept market paramter and return the coinmarket cap quote for said market

Parameters:

  • market (String)

Returns:

  • (FalseClass and Float) 


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# File 'lib/utils.rb', line 5

def self.quote(market)
  case market
  when 'bchxrp'
    bchxrp_price
  when 'bchbtc'
    bchbtc_price
  when 'btcxrp'
    btcxrp_price
  when 'eoseth'
    eoseth_price
  when 'btcltc'
    btcltc_price
  when 'ltcbtc'
    ltcbtc_price
  when 'bchxrp'
    bchxrp_price
  when 'ltcbch'
    ltcbch_price
  when 'ltcxrp'
    ltcxrp_price
  else
    false
  end
end