Class: Kaesen::Coincheck

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

Overview

Coincheck Wrapper Class coincheck.jp/documents/exchange/api?locale=ja

Constant Summary collapse

@@nonce = 
0

Instance Attribute Summary

Attributes inherited from Market

#name

Instance Method Summary collapse

Methods inherited from Market

#cancel, #cancel_all, unBigDecimal

Constructor Details

#initialize ⇒ Coincheck

Returns a new instance of Coincheck.



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

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

Instance Method Details

#balance ⇒ hash

This method is abstract.

Get account balance.

Returns:

  • (hash) —

    account_balance_hash jpy: [hash]

    amount: [BigDecimal] 総日本円
available: [BigDecimal] 取引可能な日本円

    btc [hash]

    amount: [BigDecimal] 総BTC
available: [BigDecimal] 取引可能なBTC

    ltimestamp: [int] ローカルタイムスタンプ



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# File 'lib/kaesen/coincheck.rb', line 85

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.

Parameters:

  • rate (BigDecimal)
  • amount (BigDecimal) (defaults to: BigDecimal.new(0)) —

    # # minimal trade amount is 0.005 BTC

Returns:

  • (hash) —

    history_order_hash success: [String] “true” or “false” id: [String] order id at the market rate: [BigDecimal] amount: [BigDecimal] order_type: [String] “sell” or “buy” ltimestamp: [int] ローカルタイムスタンプtimestamp: [int] タイムスタンプ



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# File 'lib/kaesen/coincheck.rb', line 140

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

#depth ⇒ hash

This method is abstract.

Get order book.

Returns:

  • (hash) —

    array of market depth asks: [Array] 売りオーダー

    price : [BigDecimal]
size : [BigDecimal]

    bids: [Array] 買いオーダー

    price : [BigDecimal]
size : [BigDecimal]

    ltimestamp: [int] ローカルタイムスタンプ



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# File 'lib/kaesen/coincheck.rb', line 62

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.

Parameters:

  • amount (BigDecimal)

Returns:

  • (hash) —

    history_order_hash success: [bool] id: [String] order id in the market rate: [BigDecimal] market_buy_amount: [BigDecimal] amount of JPY order_type: [String] “sell” or “buy” ltimestamp: [int] Local Timestamp



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# File 'lib/kaesen/coincheck.rb', line 172

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.

Parameters:

  • amount (BigDecimal) (defaults to: BigDecimal.new("0.0"))

Returns:

  • (hash) —

    history_order_hash success: [bool] id: [String] order id in the market rate: [BigDecimal] amount: [BigDecimal] order_type: [String] “sell” or “buy” ltimestamp: [int] Local Timestamp



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# File 'lib/kaesen/coincheck.rb', line 237

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.

Returns:

  • (Array) —

    open_orders_array @return [hash] history_order_hash

    success: [bool]
id: [String] order id in the market
rate: [BigDecimal]
amount: [BigDecimal]
order_type: [String] "sell" or "buy"

    ltimestamp: [int] Local Timestamp



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# File 'lib/kaesen/coincheck.rb', line 112

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.

Parameters:

  • rate (BigDecimal)
  • amount (BigDecimal) (defaults to: BigDecimal.new(0)) —

    # minimal trade amount is 0.005 BTC

Returns:

  • (hash) —

    history_order_hash success: [String] “true” or “false” id: [String] order id at the market rate: [BigDecimal] amount: [BigDecimal] order_type: [String] “sell” or “buy” ltimestamp: [int] ローカルタイムスタンプtimestamp: [int] タイムスタンプ



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# File 'lib/kaesen/coincheck.rb', line 205

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.

Returns:

  • (hash) —

    ticker ask: [BigDecimal] 最良売気配値bid: [BigDecimal] 最良買気配値last: [BigDecimal] 最近値(?用語要チェック), last price high: [BigDecimal] 高値low: [BigDecimal] 安値volume: [BigDecimal] 取引量ltimestamp: [int] ローカルタイムスタンプtimestamp: [int] タイムスタンプ



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# File 'lib/kaesen/coincheck.rb', line 37

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