@railgun-community/cookbook - npm Package Compare versions

Comparing version 1.0.9 to 1.0.10

dist/recipes/swap/swap-recipe.d.ts

 import { NetworkName } from '@railgun-community/shared-models';
-import { RecipeERC20Amount, RecipeERC20Info, StepOutputERC20Amount, SwapQuoteData } from '../../models/export-models';
+import { RecipeERC20Amount, RecipeERC20Info, RecipeOutput, StepOutputERC20Amount, SwapQuoteData } from '../../models/export-models';
 import { Recipe } from '../recipe';
+import { BigNumber } from 'ethers';
 export declare abstract class SwapRecipe extends Recipe {
@@ -11,2 +12,8 @@ protected quote: Optional<SwapQuoteData>;
     protected findFirstInputSellERC20Amount(inputERC20Amounts: StepOutputERC20Amount[]): RecipeERC20Amount;
+    getBuySellAmountsFromRecipeOutput(recipeOutput: RecipeOutput): Optional<{
+        sellERC20Fee: BigNumber;
+        buyERC20Amount: BigNumber;
+        buyERC20Minimum: BigNumber;
+        buyERC20Fee: BigNumber;
+    }>;
 }

dist/recipes/swap/swap-recipe.js

@@ -6,2 +6,3 @@ "use strict";
 const recipe_1 = require("../recipe");
+const cookbook_debug_1 = require("../../utils/cookbook-debug");
 class SwapRecipe extends recipe_1.Recipe {
@@ -21,4 +22,41 @@ getLatestQuote() {
     }
+    getBuySellAmountsFromRecipeOutput(recipeOutput) {
+        try {
+            const unshieldStepOutput = recipeOutput.stepOutputs[0];
+            const unshieldFee = unshieldStepOutput.feeERC20AmountRecipients.find(fee => {
+                return (0, utils_1.compareERC20Info)(fee, this.sellERC20Info);
+            });
+            if (!unshieldFee) {
+                throw new Error('Expected unshield fee to match sell token.');
+            }
+            const shieldStepOutput = recipeOutput.stepOutputs[recipeOutput.stepOutputs.length - 1];
+            const shieldFee = shieldStepOutput.feeERC20AmountRecipients.find(fee => {
+                return (0, utils_1.compareERC20Info)(fee, this.buyERC20Info);
+            });
+            if (!shieldFee) {
+                throw new Error('Expected shield fee to match buy token.');
+            }
+            const output = shieldStepOutput.outputERC20Amounts.find(outputAmount => {
+                return (0, utils_1.compareERC20Info)(outputAmount, this.buyERC20Info);
+            });
+            if (!output) {
+                throw new Error('Expected output to match buy token.');
+            }
+            return {
+                sellERC20Fee: unshieldFee.amount,
+                buyERC20Amount: output.expectedBalance,
+                buyERC20Minimum: output.minBalance,
+                buyERC20Fee: shieldFee.amount,
+            };
+        }
+        catch (err) {
+            if (!(err instanceof Error)) {
+                throw err;
+            }
+            cookbook_debug_1.CookbookDebug.error(err);
+            return undefined;
+        }
+    }
 }
 exports.SwapRecipe = SwapRecipe;
 //# sourceMappingURL=swap-recipe.js.map

dist/steps/railgun/shield-step.js

@@ -49,2 +49,6 @@ "use strict";
             const shieldedAmount = erc20Amount.expectedBalance.sub(shieldFeeAmount);
+            const shieldFeeAmountMinimum = erc20Amount.minBalance
+                .mul(shieldFeeBasisPoints)
+                .div(10000);
+            const shieldedAmountMinimum = erc20Amount.minBalance.sub(shieldFeeAmountMinimum);
             outputERC20Amounts.push({
@@ -55,3 +59,3 @@ tokenAddress: erc20Amount.tokenAddress,
                 expectedBalance: shieldedAmount,
-                minBalance: shieldedAmount,
+                minBalance: shieldedAmountMinimum,
             });
@@ -58,0 +62,0 @@ feeERC20AmountRecipients.push({

dist/utils/token.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.isApprovedForSpender = exports.compareERC20Info = void 0;
+const compareTokenAddress = (a, b) => {
+    return a.toLowerCase() === b.toLowerCase();
+};
 const compareERC20Info = (tokenA, tokenB) => {
-    return (tokenA.tokenAddress.toLowerCase() === tokenB.tokenAddress.toLowerCase() &&
+    return (compareTokenAddress(tokenA.tokenAddress, tokenB.tokenAddress) &&
         !!tokenA.isBaseToken === !!tokenB.isBaseToken);
@@ -7,0 +10,0 @@ };

package.json

 {
   "name": "@railgun-community/cookbook",
-  "version": "1.0.9",
+  "version": "1.0.10",
   "license": "MIT",
@@ -5,0 +5,0 @@ "main": "dist/index.js",

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Improved metrics

Total package byte prevSize

431698

increased by1.34%

Lines of code

5064

increased by1.04%

No dependency changes