Add 0xGasless swap fee

EdgeApp · Oct 2, 2024 · d4024c0 · d4024c0
1 parent 7c8a878
commit d4024c0
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Showing 3 changed files with 15 additions and 6 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+- added: 0xGasless swap fee
+
 ## 2.8.1 (2024-10-02)
 
 - fixed: POL currency code transcriptions for `letsexchange` and `changenow`

diff --git a/src/swap/defi/0x/0xGasless.ts b/src/swap/defi/0x/0xGasless.ts
@@ -27,6 +27,9 @@ const swapInfo: EdgeSwapInfo = {
   supportEmail: 'support@edge.app'
 }
 
+const EDGE_FEE_PERCENTAGE = 0.0075
+const EDGE_FEE_RECEIVE_ADDRESS = '0xd75eB391357b89C48eb64Ea621A785FF9B77e661'
+
 export const make0xGaslessPlugin: EdgeCorePluginFactory = opts => {
   const { io } = opts
   const initOptions = asInitOptions(opts.initOptions)
@@ -80,11 +83,15 @@ export const make0xGaslessPlugin: EdgeCorePluginFactory = opts => {
         swapRequest.fromWallet.currencyInfo.pluginId
       )
       const apiSwapQuote = await api.gaslessSwapQuote(chainId, {
+        [amountField]: swapNativeAmount,
+        acceptedTypes: 'metatransaction_v2',
+        buyToken: toTokenAddress ?? NATIVE_TOKEN_ADDRESS,
         checkApproval: true,
+        feeRecipient: EDGE_FEE_RECEIVE_ADDRESS,
+        feeSellTokenPercentage: EDGE_FEE_PERCENTAGE,
+        feeType: 'volume',
         sellToken: fromTokenAddress ?? NATIVE_TOKEN_ADDRESS,
-        buyToken: toTokenAddress ?? NATIVE_TOKEN_ADDRESS,
-        takerAddress: fromWalletAddress,
-        [amountField]: swapNativeAmount
+        takerAddress: fromWalletAddress
       })
 
       if (!apiSwapQuote.liquidityAvailable)

diff --git a/src/swap/defi/0x/zeroXApiTypes.ts b/src/swap/defi/0x/zeroXApiTypes.ts
@@ -85,7 +85,7 @@ export interface GaslessSwapQuoteRequest {
    * specifies. If not provided, it means the caller accepts any types whose
    * default value is currently set to `metatransaction_v2` and `otc`.
    */
-  acceptedTypes?: string
+  acceptedTypes?: 'metatransaction_v2' | 'otc'
 
   /**
    * [optional] The maximum amount of slippage acceptable to the user; any
@@ -122,7 +122,7 @@ export interface GaslessSwapQuoteRequest {
    * would, however, potentially improve the pricing the endpoint returned as
    * there are more sources for liquidity.
    */
-  feeType?: string
+  feeType?: 'volume'
 
   /**
    * [optional] The address the integrator fee would be transferred to. This is
@@ -137,7 +137,7 @@ export interface GaslessSwapQuoteRequest {
    * `sellToken` integrator charges as fee. For example, setting it to `0.01`
    * means 1% of the `sellToken` would be charged as fee for the integrator.
    */
-  feeSellTokenPercentage?: string
+  feeSellTokenPercentage?: number
 
   /**
    * [optional] A boolean that indicates whether or not to check for approval and