withMinimumReceive()

docs/requests/swap-request.md

@@ -84,15 +84,13 @@ dexter.newSwapRequest()
 <br>
 
 <details>
-<summary><code>flip(): SwapRequest</code> Flip your swap in and swap out token.</summary>
-
-Flipping will only affect the swap in & swap out token if the swap in token was set beforehand.
+<summary><code>withMinimumReceive(bigint): SwapRequest</code> Set the minimum you want to receive.</summary>
 
 ##### Using
 
 ```js
 dexter.newSwapRequest()
-    .flip()
+    .withMinimumReceive(10_000000n)
     ...
 ```
 </details>
@@ -113,6 +111,22 @@ dexter.newSwapRequest()
 
 <br>
 
+<details>
+<summary><code>flip(): SwapRequest</code> Flip your swap in and swap out token.</summary>
+
+Flipping will only affect the swap in & swap out token if the swap in token was set beforehand.
+
+##### Using
+
+```js
+dexter.newSwapRequest()
+    .flip()
+    ...
+```
+</details>
+
+<br>
+
 <details>
 <summary><code>getEstimatedReceive(LiquidityPool?): bigint</code> Get the <i>estimated</i> receive for your swap.</summary>
 

src/requests/swap-request.ts

@@ -118,6 +118,25 @@ export class SwapRequest {
         return this;
     }
 
+    public withMinimumReceive(minReceive: bigint): SwapRequest {
+        if (minReceive <= 0n) {
+            this._swapInAmount = 0n;
+        }
+        if (! this._liquidityPool) {
+            throw new Error('Liquidity pool must be set before setting a swap out amount.');
+        }
+
+        this._swapInAmount = this._dexter.availableDexs[this._liquidityPool.dex].estimatedGive(
+            this._liquidityPool,
+            this._swapOutToken,
+            BigInt(
+                Math.ceil(Number(minReceive) * (1 + (this._slippagePercent / 100)))
+            ),
+        );
+
+        return this;
+    }
+
     public withSlippagePercent(slippagePercent: number): SwapRequest {
         if (slippagePercent < 0) {
             throw new Error('Slippage percent must be zero or above.');

tsconfig.json

@@ -39,4 +39,4 @@
   },
   "include": ["src/**/*.ts"],
   "exclude": ["node_modules", "tests", "build"],
-}
+}