feat: sdk extension for people to swap #213
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,152 @@ | ||
| [ | ||
| { | ||
| "inputs": [ | ||
| { | ||
| "components": [ | ||
| { | ||
| "internalType": "contract IERC20", | ||
| "name": "buyToken", | ||
| "type": "address" | ||
| }, | ||
| { | ||
| "internalType": "address", | ||
| "name": "receiver", | ||
| "type": "address" | ||
| }, | ||
| { | ||
| "internalType": "uint256", | ||
| "name": "sellAmount", | ||
| "type": "uint256" | ||
| }, | ||
| { | ||
| "internalType": "uint256", | ||
| "name": "buyAmount", | ||
| "type": "uint256" | ||
| }, | ||
| { | ||
| "internalType": "bytes32", | ||
| "name": "appData", | ||
| "type": "bytes32" | ||
| }, | ||
| { | ||
| "internalType": "uint256", | ||
| "name": "feeAmount", | ||
| "type": "uint256" | ||
| }, | ||
| { | ||
| "internalType": "uint32", | ||
| "name": "validTo", | ||
| "type": "uint32" | ||
| }, | ||
| { | ||
| "internalType": "bool", | ||
| "name": "partiallyFillable", | ||
| "type": "bool" | ||
| }, | ||
| { | ||
| "internalType": "int64", | ||
| "name": "quoteId", | ||
| "type": "int64" | ||
| } | ||
| ], | ||
| "internalType": "struct EthFlowOrder.Data", | ||
| "name": "order", | ||
| "type": "tuple" | ||
| } | ||
| ], | ||
| "name": "createOrder", | ||
| "outputs": [ | ||
| { | ||
| "internalType": "bytes32", | ||
| "name": "orderHash", | ||
| "type": "bytes32" | ||
| } | ||
| ], | ||
| "stateMutability": "payable", | ||
| "type": "function" | ||
| }, | ||
| { | ||
| "inputs": [ | ||
| { | ||
| "components": [ | ||
| { | ||
| "internalType": "contract IERC20", | ||
| "name": "buyToken", | ||
| "type": "address" | ||
| }, | ||
| { | ||
| "internalType": "address", | ||
| "name": "receiver", | ||
| "type": "address" | ||
| }, | ||
| { | ||
| "internalType": "uint256", | ||
| "name": "sellAmount", | ||
| "type": "uint256" | ||
| }, | ||
| { | ||
| "internalType": "uint256", | ||
| "name": "buyAmount", | ||
| "type": "uint256" | ||
| }, | ||
| { | ||
| "internalType": "bytes32", | ||
| "name": "appData", | ||
| "type": "bytes32" | ||
| }, | ||
| { | ||
| "internalType": "uint256", | ||
| "name": "feeAmount", | ||
| "type": "uint256" | ||
| }, | ||
| { | ||
| "internalType": "uint32", | ||
| "name": "validTo", | ||
| "type": "uint32" | ||
| }, | ||
| { | ||
| "internalType": "bool", | ||
| "name": "partiallyFillable", | ||
| "type": "bool" | ||
| }, | ||
| { | ||
| "internalType": "int64", | ||
| "name": "quoteId", | ||
| "type": "int64" | ||
| } | ||
| ], | ||
| "internalType": "struct EthFlowOrder.Data", | ||
| "name": "order", | ||
| "type": "tuple" | ||
| } | ||
| ], | ||
| "name": "invalidateOrder", | ||
| "outputs": [], | ||
| "stateMutability": "nonpayable", | ||
| "type": "function" | ||
| }, | ||
| { | ||
| "inputs": [ | ||
| { | ||
| "internalType": "bytes32", | ||
| "name": "", | ||
| "type": "bytes32" | ||
| } | ||
| ], | ||
| "name": "orders", | ||
| "outputs": [ | ||
| { | ||
| "internalType": "address", | ||
| "name": "owner", | ||
| "type": "address" | ||
| }, | ||
| { | ||
| "internalType": "uint32", | ||
| "name": "validTo", | ||
| "type": "uint32" | ||
| } | ||
| ], | ||
| "stateMutability": "view", | ||
| "type": "function" | ||
| } | ||
| ] |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -20,7 +20,7 @@ | |
| "isolatedModules": true, | ||
| "noEmit": true, | ||
| "jsx": "react-jsx" | ||
| }, | ||
| "include": [ | ||
| "src" | ||
| ] | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,16 +1,69 @@ | ||
| import { SupportedChainId, OrderKind, postSwapOrder, postLimitOrder } from '../../../src' | ||
|
|
||
| const privateKey = 'xxx' | ||
|
|
||
| // Swap | ||
| ;(async function () { | ||
| return | ||
|
|
||
| postSwapOrder({ | ||
| appCode: 'cow-sdk-example', | ||
| signer: privateKey, | ||
| chainId: SupportedChainId.SEPOLIA, | ||
|
|
||
| kind: OrderKind.SELL, | ||
| sellToken: '0xfff9976782d46cc05630d1f6ebab18b2324d6b14', | ||
| sellTokenDecimals: 18, | ||
| buyToken: '0x0625afb445c3b6b7b929342a04a22599fd5dbb59', | ||
| buyTokenDecimals: 18, | ||
| amount: '120000000000000000', | ||
| }) | ||
| })() | ||
|
|
||
| // Limit order | ||
| ;(async function () { | ||
| return | ||
|
|
||
| postLimitOrder({ | ||
| appCode: 'cow-sdk-example', | ||
| signer: privateKey, | ||
| chainId: SupportedChainId.SEPOLIA, | ||
|
|
||
| kind: OrderKind.BUY, | ||
| sellToken: '0xfff9976782d46cc05630d1f6ebab18b2324d6b14', | ||
| sellTokenDecimals: 18, | ||
| buyToken: '0x0625afb445c3b6b7b929342a04a22599fd5dbb59', | ||
| buyTokenDecimals: 18, | ||
| sellAmount: '120000000000000000', | ||
| buyAmount: '66600000000000000000', | ||
| networkCostsAmount: '0', | ||
| }) | ||
| })() | ||
|
|
||
| // Swap with partner fee | ||
| ;(async function () { | ||
| postSwapOrder( | ||
| { | ||
| appCode: 'cow-sdk-example', | ||
| signer: privateKey, | ||
| chainId: SupportedChainId.SEPOLIA, | ||
|
|
||
| kind: OrderKind.SELL, | ||
| sellToken: '0xfff9976782d46cc05630d1f6ebab18b2324d6b14', | ||
| sellTokenDecimals: 18, | ||
| buyToken: '0x0625afb445c3b6b7b929342a04a22599fd5dbb59', | ||
| buyTokenDecimals: 18, | ||
| amount: '120000000000000000', | ||
| }, | ||
| { | ||
| appData: { | ||
| metadata: { | ||
| partnerFee: { | ||
| bps: 100, | ||
| recipient: '0xfb3c7eb936cAA12B5A884d612393969A557d4307', | ||
| }, | ||
| }, | ||
| }, | ||
| } | ||
| ) | ||
| })() |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,46 @@ | ||
| import { OrderKind, SupportedChainId, SwapParameters, TradeParameters } from '../../../src' | ||
| import { TOKENS } from './tokens' | ||
|
|
||
| interface FormState { | ||
| privateKey: string | ||
| chainId: string | ||
| sellToken: string | ||
| buyToken: string | ||
| amount: string | ||
| slippageBps: string | ||
| kind: 'sell' | 'buy' | ||
| } | ||
|
|
||
| export const getFormState = (): FormState => { | ||
| return Object.fromEntries(new FormData(document.getElementById('form') as HTMLFormElement)) as unknown as FormState | ||
| } | ||
|
|
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| export const getTradeParameters = (): TradeParameters => { | ||
| const { | ||
| slippageBps: _slippageBps, | ||
| chainId: _chainId, | ||
| sellToken: _sellToken, | ||
| buyToken: _buyToken, | ||
| amount: _amount, | ||
| kind, | ||
| } = getFormState() | ||
|
|
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| const chainId: SupportedChainId = +_chainId | ||
| const isSell = kind === 'sell' | ||
| const sellToken = TOKENS[chainId].find((t) => t.address === _sellToken) | ||
| const buyToken = TOKENS[chainId].find((t) => t.address === _buyToken) | ||
| const decimals = isSell ? sellToken.decimals : buyToken.decimals | ||
| const multiplicator = decimals > 3 ? 3 : 0 | ||
| const amount = BigInt(+_amount * 10 ** multiplicator) * BigInt(10 ** (decimals - multiplicator)) | ||
|
There was a problem hiding this comment. I didn't get what you want to do here |
||
| const slippageBps = _slippageBps ? +_slippageBps : undefined | ||
|
|
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| return { | ||
| sellToken: sellToken.address, | ||
| sellTokenDecimals: sellToken.decimals, | ||
| buyToken: buyToken.address, | ||
| buyTokenDecimals: buyToken.decimals, | ||
| amount: amount.toString(), | ||
| slippageBps, | ||
| kind: isSell ? OrderKind.SELL : OrderKind.BUY, | ||
| } | ||
| } | ||
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Good old vanilla :)