/
piteas-provider.ts
136 lines (121 loc) · 6.46 KB
/
piteas-provider.ts
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
import BigNumber from 'bignumber.js';
import { RubicSdkError } from 'src/common/errors';
import { PriceToken, PriceTokenAmount } from 'src/common/tokens';
import { combineOptions } from 'src/common/utils/options';
import { BlockchainName, EvmBlockchainName } from 'src/core/blockchain/models/blockchain-name';
import { blockchainId } from 'src/core/blockchain/utils/blockchains-info/constants/blockchain-id';
import { Web3Pure } from 'src/core/blockchain/web3-pure/web3-pure';
import { rubicProxyContractAddress } from 'src/features/cross-chain/calculation-manager/providers/common/constants/rubic-proxy-contract-address';
import { OnChainTradeError } from 'src/features/on-chain/calculation-manager/models/on-chain-trade-error';
import { piteasOnChainSupportedBlockchains } from 'src/features/on-chain/calculation-manager/providers/aggregators/piteas/constants/piteas-on-chain-supported-blockchains';
import { piteasRouterAddress } from 'src/features/on-chain/calculation-manager/providers/aggregators/piteas/constants/piteas-router-address';
import { PiteasQuoteRequestParams } from 'src/features/on-chain/calculation-manager/providers/aggregators/piteas/models/piteas-quote';
import { PiteasTradeStruct } from 'src/features/on-chain/calculation-manager/providers/aggregators/piteas/models/piteas-trade-struct';
import { PiteasApiService } from 'src/features/on-chain/calculation-manager/providers/aggregators/piteas/piteas-api-service';
import { PiteasTrade } from 'src/features/on-chain/calculation-manager/providers/aggregators/piteas/piteas-trade';
import { RequiredOnChainCalculationOptions } from 'src/features/on-chain/calculation-manager/providers/common/models/on-chain-calculation-options';
import { ON_CHAIN_TRADE_TYPE } from 'src/features/on-chain/calculation-manager/providers/common/models/on-chain-trade-type';
import { AggregatorOnChainProvider } from 'src/features/on-chain/calculation-manager/providers/common/on-chain-aggregator/aggregator-on-chain-provider-abstract';
import { OnChainTrade } from 'src/features/on-chain/calculation-manager/providers/common/on-chain-trade/on-chain-trade';
import { getGasFeeInfo } from 'src/features/on-chain/calculation-manager/providers/common/utils/get-gas-fee-info';
import { evmProviderDefaultOptions } from 'src/features/on-chain/calculation-manager/providers/dexes/common/on-chain-provider/evm-on-chain-provider/constants/evm-provider-default-options';
import { GasFeeInfo } from '../../common/on-chain-trade/evm-on-chain-trade/models/gas-fee-info';
import { getGasPriceInfo } from '../../common/utils/get-gas-price-info';
export class PiteasProvider extends AggregatorOnChainProvider {
private readonly defaultOptions: RequiredOnChainCalculationOptions = {
...evmProviderDefaultOptions,
deadlineMinutes: 20,
disableMultihops: false
};
public readonly tradeType = ON_CHAIN_TRADE_TYPE.PITEAS;
protected isSupportedBlockchain(blockchain: BlockchainName): boolean {
return piteasOnChainSupportedBlockchains.some(
supportedNetwork => supportedNetwork === blockchain
);
}
public async calculate(
from: PriceTokenAmount<EvmBlockchainName>,
toToken: PriceToken<EvmBlockchainName>,
options?: RequiredOnChainCalculationOptions
): Promise<OnChainTrade | OnChainTradeError> {
if (!this.isSupportedBlockchain(from.blockchain)) {
throw new RubicSdkError(`Piteas doesn't support ${from.blockchain} chain!`);
}
try {
const fromAddress =
options?.useProxy || this.defaultOptions.useProxy
? rubicProxyContractAddress[from.blockchain].gateway
: this.getWalletAddress(from.blockchain);
const fullOptions = combineOptions(options, {
...this.defaultOptions,
fromAddress
});
const quoteRequestParams: PiteasQuoteRequestParams = {
tokenInAddress: from.isNative ? 'PLS' : from.address,
tokenInChainId: blockchainId[from.blockchain],
tokenOutAddress: toToken.isNative ? 'PLS' : toToken.address,
tokenOutChainId: blockchainId[from.blockchain],
amount: from.stringWeiAmount,
allowedSlippage: 0.5,
...(options?.fromAddress && { account: options.fromAddress })
};
const { fromWithoutFee, proxyFeeInfo } = await this.handleProxyContract(from, {
...fullOptions
});
const { destAmount, gasUseEstimate, methodParameters } =
await PiteasApiService.fetchQuote(quoteRequestParams);
const to = new PriceTokenAmount({
...toToken.asStruct,
tokenAmount: Web3Pure.fromWei(destAmount, toToken.decimals)
});
const tradeStruct: PiteasTradeStruct = {
from,
to,
slippageTolerance: fullOptions.slippageTolerance,
path: [from, to],
gasFeeInfo: null,
useProxy: fullOptions.useProxy,
proxyFeeInfo,
fromWithoutFee,
withDeflation: fullOptions.withDeflation,
usedForCrossChain: fullOptions.usedForCrossChain,
methodParameters,
gasUseEstimate
};
const gasFeeInfo =
options?.gasCalculation === 'calculate'
? await this.getGasFeeInfo(tradeStruct, piteasRouterAddress)
: null;
return new PiteasTrade(
{
...tradeStruct,
gasFeeInfo
},
fullOptions.providerAddress,
quoteRequestParams
);
} catch (err) {
return {
type: ON_CHAIN_TRADE_TYPE.PITEAS,
error: err
};
}
}
protected async getGasFeeInfo(
tradeStruct: PiteasTradeStruct,
providerGateway: string
): Promise<GasFeeInfo | null> {
try {
const gasPriceInfo = await getGasPriceInfo(tradeStruct.from.blockchain);
const gasLimit =
(await PiteasTrade.getGasLimit(
tradeStruct,
providerGateway,
tradeStruct.methodParameters
)) || new BigNumber(tradeStruct.gasUseEstimate);
return getGasFeeInfo(gasLimit, gasPriceInfo);
} catch {
return null;
}
}
}