Class: Kaesen::Coincheck

Inherits:
Market
  • Object
show all
Defined in:
lib/kaesen/coincheck.rb

Overview

Coincheck Wrapper Class https://coincheck.com/documents/exchange/api?locale=ja

Constant Summary collapse

@@nonce = 
0

Instance Attribute Summary

Attributes inherited from Market

#api_key, #api_secret, #name, #url_private, #url_public

Instance Method Summary collapse

Methods inherited from Market

unBigDecimal

Constructor Details

#initialize(options = {}) {|_self| ... } ⇒ Coincheck

Returns a new instance of Coincheck.

Yields:

  • (_self)

Yield Parameters:



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# File 'lib/kaesen/coincheck.rb', line 14

def initialize(options = {})
  super()
  @name        = "Coincheck"
  @api_key     = ENV["COINCHECK_KEY"]
  @api_secret  = ENV["COINCHECK_SECRET"]
  @url_public  = "https://coincheck.com"
  @url_private = @url_public

  options.each do |key, value|
    instance_variable_set("@#{key}", value)
  end
  yield(self) if block_given?
end

Instance Method Details

#balance ⇒ hash

This method is abstract.

Get account balance.



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# File 'lib/kaesen/coincheck.rb', line 90

def balance
  have_key?
  address = @url_private + "/api/accounts/balance"
  h = get_ssl_with_sign(address)
  {
    "jpy"        => {
      "amount"    => BigDecimal.new(h["jpy"].to_s) + BigDecimal.new(h["jpy_reserved"].to_s),
      "available" => BigDecimal.new(h["jpy"].to_s),
    },
    "btc"        => {
      "amount"    => BigDecimal.new(h["btc"].to_s) + BigDecimal.new(h["btc_reserved"].to_s),
      "available" => BigDecimal.new(h["btc"].to_s),
    },
    "ltimestamp" => Time.now.to_i,
  }
end

#buy(rate, amount = BigDecimal.new(0)) ⇒ hash

This method is abstract.

Buy the amount of Bitcoin at the rate. 指数注文 買い.



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# File 'lib/kaesen/coincheck.rb', line 145

def buy(rate, amount=BigDecimal.new(0))
  have_key?
  address = @url_private + "/api/exchange/orders"
  body = {
     "rate"       => rate.to_i,
     "amount"     => amount.to_f.round(4),
     "order_type" => "buy",
     "pair"       => "btc_jpy",
  }
  h = post_ssl_with_sign(address,body)
  {
    "success"    => h["success"].to_s,
    "id"         => h["id"].to_s,
    "rate"       => BigDecimal.new(h["rate"].to_s),
    "amount"     => BigDecimal.new(h["size"].to_s),
    "order_type" => h["order_type"],
    "ltimestamp" => Time.now.to_i,
    "timestamp"  => DateTime.parse(h["created_at"]).to_time.to_i,
  }
end

#cancel(id) ⇒ hash

This method is abstract.

Cancel an open order



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# File 'lib/kaesen/coincheck.rb', line 267

def cancel(id)
  have_key?
  address = @url_privat + "/api/exchange/orders/" + id
  body = { }
  h = delete_ssl_with_sign(address, body)
  {
    "success" => h["success"],
  }
end

#cancel_all ⇒ array

This method is abstract.

Cancel all open orders



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# File 'lib/kaesen/coincheck.rb', line 281

def cancel_all
  have_key?
  opens.collect{|h|
    cancel(h["id"])
  }
end

#depth ⇒ hash

This method is abstract.

Get order book.



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# File 'lib/kaesen/coincheck.rb', line 67

def depth
  h = get_ssl(@url_public + "/api/order_books")
  {
    "asks"       => h["asks"].map{|a,b| [BigDecimal.new(a.to_s), BigDecimal.new(b.to_s)]},
    "bids"       => h["bids"].map{|a,b| [BigDecimal.new(a.to_s), BigDecimal.new(b.to_s)]},
    "ltimestamp" => Time.now.to_i,
  }
end

#market_buy(market_buy_amount = BigDecimal.new("0.0")) ⇒ hash

This method is abstract.

Buy the amount of Bitcoin from the market. 成行注文 買い.



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# File 'lib/kaesen/coincheck.rb', line 177

def market_buy(market_buy_amount=BigDecimal.new("0.0"))
  have_key?
  address = @url_private + "/api/exchange/orders"
  body = {
    "market_buy_amount" => market_buy_amount.to_f.round(4),
    "order_type" => "market_buy",
    "pair"       => "btc_jpy",
  }
  h = post_ssl_with_sign(address,body)
  {
    "success"    => h["success"].to_s,
    "id"         => h["id"].to_s,
    "rate"       => BigDecimal.new(h["rate"].to_s),
    "amount"     => BigDecimal.new(h["size"].to_s),
    "order_type" => h["order_type"],
    "ltimestamp" => Time.now.to_i,
    "timestamp"  => DateTime.parse(h["created_at"]).to_time.to_i,
  }
end

#market_sell(amount = BigDecimal.new("0.0")) ⇒ hash

This method is abstract.

Sell the amount of Bitcoin to the market. 成行注文 売り.



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# File 'lib/kaesen/coincheck.rb', line 242

def market_sell(amount=BigDecimal.new("0.0"))
  have_key?
  address = @url_private + "/api/exchange/orders"
  body = {
    "amount"     => amount.to_f.round(4),
    "order_type" => "market_sell",
    "pair"       => "btc_jpy",
  }
  h = post_ssl_with_sign(address,body)
  {
    "success"    => h["success"].to_s,
    "id"         => h["id"].to_s,
    "rate"       => BigDecimal.new(h["rate"].to_s),
    "amount"     => BigDecimal.new(h["size"].to_s),
    "order_type" => h["order_type"],
    "ltimestamp" => Time.now.to_i,
    "timestamp"  => DateTime.parse(h["created_at"]).to_time.to_i,
  }
end

#opens ⇒ Array

This method is abstract.

Get open orders.



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# File 'lib/kaesen/coincheck.rb', line 117

def opens
  have_key?
  address = @url_private + "/api/exchange/orders/opens"
  h = get_ssl_with_sign(address)
  h["orders"].map{|x|
    {
      "success"    => "true",
      "id"         => x["id"].to_s,
      "rate"       => BigDecimal.new(x["rate"].to_s),
      "amount"     => BigDecimal.new(x["pending_amount"].to_s),
      "order_type" => x["order_type"],
    }
  }
end

#sell(rate, amount = BigDecimal.new(0)) ⇒ hash

This method is abstract.

Sell the amount of Bitcoin at the rate. 指数注文 売り.



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# File 'lib/kaesen/coincheck.rb', line 210

def sell(rate, amount=BigDecimal.new(0))
  have_key?
  address = @url_private + "/api/exchange/orders"
  body = {
    "rate"       => rate.to_i,
    "amount"     => amount.to_f.round(4),
    "order_type" => "sell",
    "pair"       => "btc_jpy",
  }
  h = post_ssl_with_sign(address,body)
  {
    "success"    => h["success"].to_s,
    "id"         => h["id"].to_s,
    "rate"       => BigDecimal.new(h["rate"].to_s),
    "amount"     => BigDecimal.new(h["size"].to_s),
    "order_type" => h["order_type"],
    "ltimestamp" => Time.now.to_i,
    "timestamp"  => DateTime.parse(h["created_at"]).to_time.to_i,
  }
end

#ticker ⇒ hash

Get ticker information.



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# File 'lib/kaesen/coincheck.rb', line 42

def ticker
  h = get_ssl(@url_public + "/api/ticker")
  @ticker =
  {
    "ask"        => BigDecimal.new(h["ask"].to_s),
    "bid"        => BigDecimal.new(h["bid"].to_s),
    "last"       => BigDecimal.new(h["last"].to_s),
    "high"       => BigDecimal.new(h["high"].to_s),
    "low"        => BigDecimal.new(h["low"].to_s),
    "volume"     => BigDecimal.new(h["volume"].to_s),
    "ltimestamp" => Time.now.to_i,
    "timestamp"  => h["timestamp"].to_i,
  }
end