CoinMarketCap.m

//
//  CoinMarketCap.m
//  Coins
//
//  Created by Alexander Ivanov on 18.12.2017.
//  Copyright © 2017 Alexander Ivanov. All rights reserved.
//

#import "CoinMarketCap.h"

@implementation CoinMarketCap

__static(NSDictionary *, symbols, (@{ @"BTC" : @"Bitcoin",
									@"ETH" : @"Ethereum",
									@"LTC" : @"Litecoin",
									@"XMR" : @"Monero",
									@"USDT" : @"Tether",

									@"DASH" : @"Dash",
									@"GAS" : @"Gas",
									@"XEM" : @"NEM",
									@"XRP" : @"Ripple",
									@"ZEC" : @"Zcash",

									@"REP" : @"Augur",
									@"GNO" : @"Gnosis-GNO",
									@"OMG" : @"OmiseGO",
									@"SC" : @"Siacoin",
									@"STRAT" : @"Stratis",

									@"ZRX" : @"0x",
									@"ARDR" : @"Ardor",
									@"STR" : @"Stellar",
									@"LSK" : @"Lisk",
									@"NAV" : @"NAV-Coin",

									@"BCH" : @"Bitcoin-Cash",
									@"BTCD" : @"BitcoinDark",
									@"BTS" : @"BitShares",
									@"DOGE" : @"Dogecoin",
									@"GAME" : @"GameCredits",

									@"BELA" : @"BelaCoin",
									@"XBC" : @"Bitcoin-Plus",
									@"BCY" : @"BitCrystals",
									@"BTM" : @"Bitmark",
									@"BLK" : @"BlackCoin",
									@"BURST" : @"Burst",
									@"BCN" : @"Bytecoin-BCN",
									@"CVC" : @"Civic",
									@"CLAM" : @"CLAMS",
									@"XCP" : @"Counterparty",
									@"DCR" : @"Decred",
									@"DGB" : @"DigiByte",
									@"EMC2" : @"Einsteinium",
									@"ETC" : @"Ethereum-Classic",
									@"EXP" : @"Expanse",
									@"FCT" : @"Factom",
									@"FLO" : @"Florincoin",
									@"FLDC" : @"FoldingCoin",
									@"GNT" : @"Golem",
									@"GRC" : @"Gridcoin",
									@"HUC" : @"Huntercoin",
									@"LBC" : @"Library-Credit",
									@"MAID" : @"MaidSafeCoin",
									@"NMC" : @"Namecoin",
									@"NEOS" : @"Neoscoin",
									@"NXC" : @"Nexium",
									@"NXT" : @"NXT",
									@"OMNI" : @"Omni",
									@"PASC" : @"Pascal-Coin",
									@"PPC" : @"Peercoin",
									@"PINK" : @"Pinkcoin",
									@"POT" : @"PotCoin",
									@"XPM" : @"Primecoin",
									@"RADS" : @"Radium",
									@"RIC" : @"Riecoin",
									@"STEEM" : @"STEEM",
									@"SBD" : @"Steem-Dollars",
									@"STORJ" : @"Storj",
									@"AMP" : @"Synereo",
									@"SYS" : @"Syscoin",
									@"XVC" : @"Vcash",
									@"VRC" : @"VeriCoin",
									@"VTC" : @"Vertcoin",
									@"VIA" : @"Viacoin",

									@"USDC" : @"USD-Coin" }))

+ (NSURLSessionDataTask *)ticker:(NSString *)symbol handler:(void(^)(NSArray<NSDictionary *> *))handler {
	NSString *url = @"https://api.coinmarketcap.com/v1/ticker/";
	if (symbol)
		url = [url stringByAppendingString:[self symbols][symbol]];
	return [[NSURL URLWithString:url] sendRequestWithMethod:@"GET" header:Nil json:Nil completion:^(id json, NSURLResponse *response) {
		if (handler)
			handler(json);
	}];
}

+ (NSURLSessionDataTask *)tickerWithStart:(NSUInteger)start limit:(NSUInteger)limit handler:(void(^)(NSArray<NSDictionary *> *))handler {
	NSURL *url = [NSURL URLWithString:@"https://api.coinmarketcap.com/v1/ticker/"];
	url = [url URLByAppendingQueryDictionary:dic__(@"start", start == NSNotFound ? Nil : @(start), @"limit", limit == NSNotFound ? Nil : @(limit))];
	return [url sendRequestWithMethod:@"GET" header:Nil json:Nil completion:^(id json, NSURLResponse *response) {
		if (handler)
			handler(json);
	}];
}

+ (NSURLSessionDataTask *)global:(void(^)(NSDictionary *))handler {
	NSString *url = @"https://api.coinmarketcap.com/v1/global/";
	return [[NSURL URLWithString:url] sendRequestWithMethod:@"GET" header:Nil json:Nil completion:^(id json, NSURLResponse *response) {
		if (handler)
			handler(json);
	}];
}

@end