Type: Package
Title: An API Wrapper for 'Cryptowatch'
Version: 0.2.0
Description: An API wrapper for 'Cryptowatch' to get prices and other information (e.g., volume, trades, order books, bid and ask prices, live quotes, and more) about cryptocurrencies and crypto exchanges. See https://docs.cryptowat.ch/rest-api for a detailed documentation.
Imports: httr, jsonlite, lubridate
License: GPL (≥ 3)
Encoding: UTF-8
RoxygenNote: 7.1.1
URL: https://github.com/lorenzbr/cryptowatchR
BugReports: https://github.com/lorenzbr/cryptowatchR/issues
NeedsCompilation: no
Packaged: 2021-06-09 20:08:21 UTC; Lorenz
Author: Lorenz Brachtendorf ORCID iD [aut, cre]
Maintainer: Lorenz Brachtendorf <lorenz.brachtendorf@gmx.de>
Repository: CRAN
Date/Publication: 2021-06-09 21:20:02 UTC

Get asset details

Description

Get asset information on cryptocurrencies.

Usage

get_assets(asset = NULL, api_key = NULL, allowance = FALSE)

Arguments

asset

A string containing an asset symbol, e.g. btc (optional argument). Run get_assets() to get all available assets.

api_key

A string containing the API key. See https://docs.cryptowat.ch/rest-api/rate-limit to learn how to create an account and how to generate an API key.

allowance

A logical (default is FALSE). If TRUE the function returns a list which includes allowance information, i.e. cost of the request, remaining credits and your account name.

Value

A list or data.frame containing data on assets.

References

See https://docs.cryptowat.ch/rest-api for further information

See Also

get_markets, get_exchanges, get_pairs

Examples

## Not run: 
# Get all assets available on 'Cryptowatch'
df.assets <- get_assets()
# Bitcoin asset details
asset.btc <- get_assets("btc")

## End(Not run)

Get current price of cryptocurrencies

Description

Get current price of cryptocurrencies using the REST API of cryptowat.ch. The route is price or prices and returns the current price of a given pair or current prices of all pairs. See https://docs.cryptowat.ch/rest-api/markets/price for further information.

Usage

get_current_price(pair, exchange = "kraken", api_key = NULL, allowance = FALSE)

Arguments

pair

A string containing a pair symbol, e.g. btcusd (required argument). Run get_pairs() to find other available pairs.

exchange

A string containing the exchange. Default is kraken. Run get_exchanges() to find other available exchanges.

api_key

A string containing the API key. See https://docs.cryptowat.ch/rest-api/rate-limit to learn how to create an account and how to generate an API key.

allowance

A logical (default is FALSE). If TRUE the function returns a list which includes allowance information, i.e. cost of the request, remaining credits and your account name.

Value

Current price of a given pair of currencies. If allowance is TRUE, get_current_price() returns a list.

References

See https://docs.cryptowat.ch/rest-api for further information.

See Also

get_markets, get_ohlc, get_exchanges, get_pairs

Examples

## Not run: 
# Daily prices of Bitcoin in USD
current.price <- get_current_price("btcusd")
current.prices <- get_current_price()

## End(Not run)

Get exchange details

Description

Get information on exchanges.

Usage

get_exchanges(exchange = NULL, api_key = NULL, allowance = FALSE)

Arguments

exchange

A string containing an exchange symbol, e.g. kraken (optional argument). Run get_exchanges() to get a list of exchanges.

api_key

A string containing the API key. See https://docs.cryptowat.ch/rest-api/rate-limit to learn how to create an account and how to generate an API key.

allowance

A logical (default is FALSE). If TRUE the function returns a list which includes allowance information, i.e. cost of the request, remaining credits and your account name.

Value

A list or data.frame containing data on exchanges.

References

See https://docs.cryptowat.ch/rest-api for further information

See Also

get_markets, get_assets, get_pairs

Examples

## Not run: 
# Get all available exchanges
df.exchanges <- get_exchanges()
# Get information on the exchange Kraken
exchange.kraken <- get_exchanges("kraken")

## End(Not run)

Get prices of cryptocurrencies

Description

Get prices of cryptocurrencies using the REST API of cryptowat.ch.

Usage

get_markets(route, pair = NULL, exchange = NULL, params = NULL,
            api_key = NULL, allowance = FALSE)

Arguments

route

A character string containing a market endpoint. Possible values: price, prices, trades, summary, summaries, orderbook, orderbook/liquidity, orderbooks/calculator, ohlc (required argument). See https://docs.cryptowat.ch/rest-api/markets for further information.

pair

A character string containing a pair symbol, e.g. btcusd (optional argument). Run get_pairs() to find other available pairs.

exchange

A character string containing the exchange (optional argument). Run get_exchanges() to find other available exchanges.

params

A list containing query parameters. E.g., for the route ohlc, this is before, after and periods (optional). See https://docs.cryptowat.ch/rest-api/markets for further information.

api_key

A character string containing the API key. See https://docs.cryptowat.ch/rest-api/rate-limit to learn how to create an account and how to generate an API key.

allowance

A logical (default is FALSE). If TRUE the function returns a list which includes allowance information, i.e. cost of the request, remaining credits and your account name.

Value

A list containing markets data.

References

See https://docs.cryptowat.ch/rest-api for further information

See Also

markets, get_assets, get_exchanges, get_pairs

Examples

## Not run: 
# Prices of Bitcoin in USD for all periods
btcusd.ohlc.all <- get_markets(route = "ohlc", pair = "btcusd", exchange = "kraken")
# Hourly prices of Bitcoin in USD for a specific time period
btcusd.ohlc.hourly <- get_markets(route = "ohlc", pair = "btcusd", exchange = "kraken",
                            list(periods = 3600, before = 1609851600, after = 1609506000))

## End(Not run)

Get prices of cryptocurrencies

Description

Get data.frame with prices of cryptocurrencies using the REST API of cryptowat.ch. The route is ohlc and returns OHLC candlestick prices. The default is daily prices but can be changed with periods. See https://docs.cryptowat.ch/rest-api/markets/ohlc for further information.

Usage

get_ohlc(pair, before = NULL, after = NULL, periods = NULL, exchange = "kraken",
         datetime = TRUE, api_key = NULL, allowance = FALSE)

Arguments

pair

A character string containing a pair symbol, e.g. btcusd (required argument). Run get_pairs() to find other available pairs.

before

An integer if datetime is FALSE and a character string if it is TRUE: Only returns candles opening before this time (optional).

after

An integer if datetime is FALSE and a character string if it is TRUE: Only returns candles opening after this time (optional).

periods

A integer or integer vector. Only return these periods. Periods are measured in seconds (optional). Examples: 60, 180, 108000.

exchange

A character string containing the exchange. Default is kraken. Run get_exchanges() to find other available exchanges.

datetime

A logical. TRUE indicates that datetime type is used. FALSE indicates unix timestamp. Default is TRUE.

api_key

A character string containing the API key. See https://docs.cryptowat.ch/rest-api/rate-limit to learn how to create an account and how to generate an API key.

allowance

A logical (default is FALSE). If TRUE the function returns a list which includes allowance information, i.e. cost of the request, remaining credits and your account name.

Value

A data.frame containing OHLC candlestick prices of a given pair of currencies. If allowance is TRUE, get_ohlc() returns a list.

References

See https://docs.cryptowat.ch/rest-api for further information.

See Also

get_markets, get_assets, get_exchanges, get_pairs

Examples

## Not run: 
# Daily prices of Bitcoin in USD
df.ohlc <- get_ohlc("btcusd")
# Hourly prices of Bitcoin in USD for a specific time period
df.ohlc.hourly <- get_ohlc("btcusd", periods = 3600, before = 1609851600,
                                          after = 1609506000, datetime = FALSE)
# Daily prices of Bitcoin in Euro for a specific time period
df.ohlc.daily <- get_ohlc("btceur", periods = 86400, before = "2021-05-12",
                                          after = "2021-01-01", datetime = TRUE)

## End(Not run)

Get order book of cryptocurrencies

Description

Get the order book of cryptocurrencies using the REST API of cryptowat.ch. The route is orderbook and returns two arrays, bids and asks. See https://docs.cryptowat.ch/rest-api/markets/order-book for further information.

Usage

get_orderbook(pair, depth = NULL, span = NULL, limit = NULL,
              exchange = "kraken", api_key = NULL, allowance = FALSE)

Arguments

pair

A string containing a pair symbol, e.g. btcusd (required argument). Run get_pairs() to find other available pairs.

depth

A number: Only return orders cumulating up to this size (optional).

span

A number: Only return orders within this percentage of the midpoint (optional). Example: 0.5 (meaning 0.5 percent).

limit

An integer limiting the number of orders on each side of the book (optional).

exchange

A character string containing the exchange. Default is kraken. Run get_exchanges() to find other available exchanges.

api_key

A character string containing the API key. See https://docs.cryptowat.ch/rest-api/rate-limit to learn how to create an account and how to generate an API key.

allowance

A logical (default is FALSE). If TRUE the function returns a list which includes allowance information, i.e. cost of the request, remaining credits and your account name.

Value

A list containing an order book of a given pair of currencies. It contain two data.frames for bid and ask prices with columns Price and Amount. The function also returns the sequence number seqNum. If allowance is TRUE, get_orderbook() returns a list which additionally includes allowance information.

References

See https://docs.cryptowat.ch/rest-api for further information.

See Also

get_markets, get_orderbook_liquidity, get_exchanges, get_pairs

Examples

## Not run: 
# Entire order book of Bitcoin in USD
orderbook <- get_orderbook("btcusd")
# Order book of Bitcoin in USD: only the best bid and best ask, i.e. the spread
orderbook.limit <- get_orderbook("btcusd", limit = 1)
# Order book of Bitcoin in USD for orders within 0.5% of the top of the book
orderbook.span <- get_orderbook("btcusd", span = 0.5)
# Order book of Bitcoin in Euro for orders adding up to 100 BTC on each side
orderbook.depth <- get_orderbook("btceur", depth = 100)

## End(Not run)

Get live quotes from order book

Description

Get a live quote from the order book for a given buy and sell amount. The route is orderbook/calculator and returns two data.frames containing buy and sell projections. See https://docs.cryptowat.ch/rest-api/markets/order-book for further information.

Usage

get_orderbook_calculator(pair, amount = NULL, exchange = "kraken",
                         api_key = NULL, allowance = FALSE)

Arguments

pair

A string containing a pair symbol, e.g. btcusd (required argument). Run get_pairs() to find other available pairs.

amount

A number: Amount to buy or sell (required).

exchange

A character string containing the exchange. Default is kraken. Run get_exchanges() to find other available exchanges.

api_key

A character string containing the API key. See https://docs.cryptowat.ch/rest-api/rate-limit to learn how to create an account and how to generate an API key.

allowance

A logical (default is FALSE). If TRUE the function returns a list which includes allowance information, i.e. cost of the request, remaining credits and your account name.

Value

A list containing projections for the buy and sell side for a given amount. Reach indicates the farthest your reach would fill. Avg indicates the volume-weighted average. If allowance is TRUE, get_orderbook_calculator() returns a list which additionally includes allowance information.

References

See https://docs.cryptowat.ch/rest-api for further information.

See Also

get_markets, get_orderbook, get_orderbook_liquidity, get_exchanges, get_pairs

Examples

## Not run: 
# Live quote for 50 Bitcoins
calculator <- get_orderbook_calculator("btcusd", amount = 50)

## End(Not run)

Get liquidity sums in the order book of cryptocurrencies

Description

Get liquidity sums in the order book of cryptocurrencies using the REST API of cryptowat.ch. The route is orderbook/liquidity. See https://docs.cryptowat.ch/rest-api/markets/order-book for further information.

Usage

get_orderbook_liquidity(pair, exchange = "kraken", api_key = NULL, allowance = FALSE)

Arguments

pair

A character string containing a pair symbol, e.g. btcusd (required argument). Run get_pairs() to find other available pairs.

exchange

A character string containing the exchange. Default is kraken. Run get_exchanges() to find other available exchanges.

api_key

A character string containing the API key. See https://docs.cryptowat.ch/rest-api/rate-limit to learn how to create an account and how to generate an API key.

allowance

A logical (default is FALSE). If TRUE the function returns a list which includes allowance information, i.e. cost of the request, remaining credits and your account name.

Value

A list containing liquidity sums at several basis point levels in the order book. If allowance is TRUE, get_orderbook() returns a list which additionally includes allowance information.

References

See https://docs.cryptowat.ch/rest-api for further information.

See Also

get_markets, get_orderbook, get_exchanges, get_pairs

Examples

## Not run: 
# Get liquidity sums in the order book of Bitcoin in USD
liquidity <- get_orderbook_liquidity("btcusd")

## End(Not run)

Get pair of currencies

Description

Get details on pairs of (crypto)currencies.

Usage

get_pairs(pair = NULL, api_key = NULL, allowance = FALSE)

Arguments

pair

A string containing a pair symbol, e.g. btcusd (optional argument). Run get_pairs() to get all available pairs of currencies.

api_key

A string containing the API key. See https://docs.cryptowat.ch/rest-api/rate-limit to learn how to create an account and how to generate an API key.

allowance

A logical (default is FALSE). If TRUE the function returns a list which includes allowance information, i.e. cost of the request, remaining credits and your account name.

Value

A list or data.frame containing data on pairs.

References

See https://docs.cryptowat.ch/rest-api for further information

See Also

get_markets, get_assets, get_exchanges

Examples

## Not run: 
# Get all available pairs of currencies
df.pairs <- get_pairs()
# Get details on the pair Bitcoin-USD
pair.btcusd <- get_pairs("btcusd")

## End(Not run)

Get 24-hour summary of cryptocurrencies

Description

Get 24-hour summary of cryptocurrencies using the REST API of cryptowat.ch. The route is summary or summaries and returns the current 24-hour summary of a given pair or a summary of all pairs. See https://docs.cryptowat.ch/rest-api/markets/summary for further information.

Usage

get_summary(pair, keyBy = NULL, exchange = "kraken", api_key = NULL, allowance = FALSE)

Arguments

pair

A character string containing a pair symbol, e.g. btcusd (required argument). Run get_pairs() to find other available pairs.

keyBy

A single character string. Possible values are are either id or symbols.

exchange

A character string containing the exchange. Default is kraken. Run get_exchanges() to find other available exchanges.

api_key

A character string containing the API key. See https://docs.cryptowat.ch/rest-api/rate-limit to learn how to create an account and how to generate an API key.

allowance

A logical (default is FALSE). If TRUE the function returns a list which includes allowance information, i.e. cost of the request, remaining credits and your account name.

Value

Current 24-hour summary of a given pair of currencies. If allowance is TRUE, get_summary() returns a list with additional information on allowances.

References

See https://docs.cryptowat.ch/rest-api for further information.

See Also

get_markets, get_current_price, get_exchanges, get_pairs

Examples

## Not run: 
# 24h-hour summary of cryptocurrency pairs
summary <- get_summary("btcusd")
summaries <- get_summary()
summaries2 <- get_summary(keyBy = "id")
summaries3 <- get_summary(keyBy = "symbols")

## End(Not run)

Get trades of cryptocurrencies

Description

Get data.frame with trades of cryptocurrencies using the REST API of cryptowat.ch. The route is trades and returns trades for a specified market. See https://docs.cryptowat.ch/rest-api/markets/trades for further information.

Usage

get_trades(pair, since = NULL, limit = NULL, exchange = "kraken",
           datetime = TRUE, api_key = NULL, allowance = FALSE)

Arguments

pair

A character string containing a pair symbol, e.g. btcusd (required argument). Run get_pairs() to find other available pairs.

since

An integer if datetime is FALSE and a character string if it is TRUE: Limit the response to trades after this date (optional). This can only be used to filter recent trades. Historical trades cannot be retrieved.

limit

An integer: Limit the number of trades (optional). Max: 1000.

exchange

A character string containing the exchange. Default is kraken. Run get_exchanges() to find other available exchanges.

datetime

A logical. TRUE indicates that datetime type is used. FALSE indicates unix timestamp. Default is TRUE.

api_key

A character string containing the API key. See https://docs.cryptowat.ch/rest-api/rate-limit to learn how to create an account and how to generate an API key.

allowance

A logical (default is FALSE). If TRUE the function returns a list which includes allowance information, i.e. cost of the request, remaining credits and your account name.

Value

A data.frame containing trades of a given pair of currencies. If allowance is TRUE, get_trades() returns a list.

References

See https://docs.cryptowat.ch/rest-api for further information.

See Also

get_markets, get_assets, get_exchanges, get_pairs

Examples

## Not run: 
# Most recent trades (default is 50)
trades <- get_trades(pair)
# 200 trades (maximum is 1000) since 1589571417 (unix timestamp)
trades.unix <- get_trades(pair, since = 1589571417, limit = 200, datetime = FALSE)
# 1000 trades and datetime is TRUE
trades.datetime <- get_trades(pair, since = "2021-06-01", limit = 1000)

## End(Not run)

Get prices of cryptocurrencies

Description

Get data.frame with prices of cryptocurrencies using the REST API of cryptowat.ch.

Usage

markets(pair, params = NULL, exchange = "kraken", route = "ohlc", datetime = TRUE)

Arguments

pair

A string containing a pair symbol, e.g. btcusd (required argument).

params

A list containing before, after and periods (optional). See https://docs.cryptowat.ch/rest-api/markets/ohlc for further information.

exchange

A character string containing the exchange. Default is kraken.

route

A character string containing the route. Default is ohlc.

datetime

A logical. TRUE indicates that datetime type is used. FALSE indicates unix timestamp. Default is TRUE.

Value

A data.frame containing OHLC candlestick prices of a given pair of currencies.

References

See https://docs.cryptowat.ch/rest-api for further information.

See Also

get_markets, get_assets, get_exchanges, get_pairs

Examples

## Not run: 
df.ohlc.hourly <- markets("btcusd")
df.ohlc.hourly2 <- markets("btcusd", list(periods = 3600, before = 1609851600,
                                          after = 1609506000), datetime = FALSE)
df.ohlc.daily <- markets("btceur", list(periods = 86400, before = "2021-05-12",
                                          after = "2021-01-01"), datetime = TRUE)

## End(Not run)