Add fiat rates functionality (#316)
* Add initial commit for fiat rates functionality
* templates.go: use bash from current user's environment
* bitcoinrpc.go: add FiatRates and FiatRatesParams to config
* blockbook.go: add initFiatRatesDownloader kickoff
* bitcoin.json: add coingecko API URL
* rockdb.go: add FindTicker and StoreTicker functions
* rocksdb_test.go: add a simple test for storing and getting FiatRate tickers
* rocksdb: add FindLastTicker and convertDate, make FindTicker return strings
* rocksdb: add ConvertDate function and CoinGeckoTicker struct, update tests
* blockbook.go, fiat: finalize the CoinGecko downloader
* coingecko.go: do not stop syncing when encountered an error
* rocksdb_test: fix the exported function name
* worker.go: make getBlockInfoFromBlockID a public function
* public.go: apiTickers kickoff
* rocksdb_test: fix the unittest comment
* coingecko.go: update comments
* blockbook.go, fiat: reword CoinGecko -> FiatRates, fix binary search upper bound, remove assignment of goroutine call result
* rename coingecko -> fiat_rates
* fiat_rates: export only the necessary methods
* blockbook.go: update log message
* bitcoinrpc.go: remove fiatRates settings
* use CurrencyRatesTicker structure everywhere, fix time format string, update tests, use UTC time
* add /api/v2/tickers tests, store rates as strings (json.Number)
* fiat_rates: add more tests, metrics and tickers-list endpoint, make the "currency" parameter mandatory
* public, worker: move FiatRates API logic to worker.go
* fiat_rates: add a future date test, fix comments, add more checks, store time as a pointer
* rocksdb_test: remove unneeded code
* fiat_rates: add a "ping" call to check server availability
* fiat_rates: do not return empty ticker, return nil instead if not found
add a test for non-existent ticker
* rocksdb_test: remove Sleep from tests
* worker.go: do not propagate all API errors to the client
* move InitTestFiatRates from rocksdb.go to public_test.go
* public.go: fix FiatRatesFindLastTicker result check
* fiat_rates: mock API server responses
* remove commented-out code
* fiat_rates: add comment explaining what periodSeconds attribute is used for
* websocket.go: implement fiatRates websocket endpoints & add tests
* fiatRates: add getFiatRatesTickersList websocket endpoint & test
* fiatRates: make websocket getFiatRatesByDate accept an array of dates, add more tests
* fiatRates: remove getFiatRatesForBlockID from websocket endpoints
* fiatRates: remove "if test", use custom startTime instead
Update tests and mock data
* fiatRates: finalize websocket functionality
add "date" parameter to TickerList
return data timestamps where needed
fix sync bugs (nil timestamp, duplicate save)
* fiatRates: add FiatRates configs for different coins
* worker.go: make GetBlockInfoFromBlockID private again
* fiatRates: wait & retry on errors, remove Ping function
* websocket.go: remove incorrect comment
* fiatRates: move coingecko-related code to a separate file, use interface
* fiatRates: if the new rates are the same as previous, try five more times, and only then store them
* coingecko: fix getting actual rates, add a timestamp parameter to get uncached responses
* vertcoin_testnet.json: remove fiat rates parameters
* fiat_rates: add timestamp to log message about skipping the repeating rates
2019-12-17 02:40:02 -07:00
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