Snippets for liquidity creation

src/keywords.json

@@ -501,6 +501,12 @@
     "memory",
     "calldata"
   ],
+  "/create-liquidity": [
+    "liquidity",
+    "LP",
+    "provision",
+    "supply"
+  ],
   "/constructor": [
     "constructor",
     "constructors",

src/nav.ts

@@ -28,6 +28,10 @@ export const SOL_ROUTES: Route[] = [
     path: "initialize",
     title: "Pool Initialize"
   },
+  {
+    path: "create-liquidity",
+    title: "Create Liquidity"
+  },
   {
     path: "hello-world",
     title: "Hello World",

src/pages/create-liquidity/CreateLiquidity.sol

@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.20;
+
+import {IPoolManager} from "@uniswap/v4-core/contracts/interfaces/IPoolManager.sol";
+import {PoolKey} from "@uniswap/v4-core/contracts/types/PoolKey.sol";
+import {PoolModifyPositionTest} from "@uniswap/v4-core/contracts/test/PoolModifyPositionTest.sol";
+
+contract CreateLiquidity {
+    // set the router address
+    PoolModifyPositionTest lpRouter = PoolModifyPositionTest(0x01);
+
+    function createLiquidity(
+        PoolKey memory poolKey,
+        int24 tickLower,
+        int24 tickUpper,
+        int256 liquidity,
+        bytes calldata hookData
+    ) external {
+        // if 0 < liquidity: add liquidity -- otherwise remove liquidity
+        lpRouter.modifyPosition(
+            poolKey,
+            IPoolManager.ModifyPositionParams({tickLower: tickLower, tickUpper: tickUpper, liquidityDelta: liquidity}),
+            hookData
+        );
+    }
+}

src/pages/create-liquidity/CreateLiquidityExampleInputs.sol

@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.20;
+
+import {IERC20} from "forge-std/interfaces/IERC20.sol";
+import {IPoolManager} from "@uniswap/v4-core/contracts/interfaces/IPoolManager.sol";
+import {PoolKey} from "@uniswap/v4-core/contracts/types/PoolKey.sol";
+import {PoolModifyPositionTest} from "@uniswap/v4-core/contracts/test/PoolModifyPositionTest.sol";
+import {CurrencyLibrary, Currency} from "@uniswap/v4-core/contracts/types/Currency.sol";
+
+contract CreateLiquidityExampleInputs {
+    using CurrencyLibrary for Currency;
+
+    // set the router address
+    PoolModifyPositionTest lpRouter = PoolModifyPositionTest(0x01);
+
+    function exampleA() external {
+        address token0 = address(0x11);
+        address token1 = address(0x22);
+
+        // Using a hookless pool
+        PoolKey memory pool = PoolKey({
+            currency0: Currency(token0),
+            currency1: Currency(token1),
+            fee: 3000,
+            tickSpacing: 60,
+            hooks: IHooks(address(0x0))
+        });
+
+        // approve tokens to the LP Router
+        IERC20(token0).approve(address(lpRouter), type(uint256).max);
+        IERC20(token1).approve(address(lpRouter), type(uint256).max);
+
+        // Provide 10e18 worth of liquidity on the range of [-600, 600]
+        int24 tickLower = -600;
+        int24 tickUpper = 600;
+        int256 liquidity = 10e18;
+        lpRouter.modifyPosition(
+            poolKey,
+            IPoolManager.ModifyPositionParams({tickLower: tickLower, tickUpper: tickUpper, liquidityDelta: liquidity}),
+            new bytes(0)
+        );
+    }
+}

src/pages/create-liquidity/index.html.ts

@@ -0,0 +1,104 @@
+// metadata
+export const version = "0.8.20"
+export const title = "Create Liquidity"
+export const description = "Providing Liquidity to a Uniswap V4 Pool"
+
+export const keywords = [
+    "liquidity",
+    "LP",
+    "provision",
+    "supply",
+]
+
+export const codes = [
+    {
+        fileName: "CreateLiquidity.sol",
+        code: "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",
+    },
+    {
+        fileName: "CreateLiquidityExampleInputs.sol",
+        code: "Ly8gU1BEWC1MaWNlbnNlLUlkZW50aWZpZXI6IE1JVApwcmFnbWEgc29saWRpdHkgXjAuOC4yMDsKCmltcG9ydCB7SUVSQzIwfSBmcm9tICJmb3JnZS1zdGQvaW50ZXJmYWNlcy9JRVJDMjAuc29sIjsKaW1wb3J0IHtJUG9vbE1hbmFnZXJ9IGZyb20gIkB1bmlzd2FwL3Y0LWNvcmUvY29udHJhY3RzL2ludGVyZmFjZXMvSVBvb2xNYW5hZ2VyLnNvbCI7CmltcG9ydCB7UG9vbEtleX0gZnJvbSAiQHVuaXN3YXAvdjQtY29yZS9jb250cmFjdHMvdHlwZXMvUG9vbEtleS5zb2wiOwppbXBvcnQge1Bvb2xNb2RpZnlQb3NpdGlvblRlc3R9IGZyb20gIkB1bmlzd2FwL3Y0LWNvcmUvY29udHJhY3RzL3Rlc3QvUG9vbE1vZGlmeVBvc2l0aW9uVGVzdC5zb2wiOwppbXBvcnQge0N1cnJlbmN5TGlicmFyeSwgQ3VycmVuY3l9IGZyb20gIkB1bmlzd2FwL3Y0LWNvcmUvY29udHJhY3RzL3R5cGVzL0N1cnJlbmN5LnNvbCI7Cgpjb250cmFjdCBDcmVhdGVMaXF1aWRpdHlFeGFtcGxlSW5wdXRzIHsKICAgIHVzaW5nIEN1cnJlbmN5TGlicmFyeSBmb3IgQ3VycmVuY3k7CgogICAgLy8gc2V0IHRoZSByb3V0ZXIgYWRkcmVzcwogICAgUG9vbE1vZGlmeVBvc2l0aW9uVGVzdCBscFJvdXRlciA9IFBvb2xNb2RpZnlQb3NpdGlvblRlc3QoMHgwMSk7CgogICAgZnVuY3Rpb24gZXhhbXBsZUEoKSBleHRlcm5hbCB7CiAgICAgICAgYWRkcmVzcyB0b2tlbjAgPSBhZGRyZXNzKDB4MTEpOwogICAgICAgIGFkZHJlc3MgdG9rZW4xID0gYWRkcmVzcygweDIyKTsKCiAgICAgICAgLy8gVXNpbmcgYSBob29rbGVzcyBwb29sCiAgICAgICAgUG9vbEtleSBtZW1vcnkgcG9vbCA9IFBvb2xLZXkoewogICAgICAgICAgICBjdXJyZW5jeTA6IEN1cnJlbmN5KHRva2VuMCksCiAgICAgICAgICAgIGN1cnJlbmN5MTogQ3VycmVuY3kodG9rZW4xKSwKICAgICAgICAgICAgZmVlOiAzMDAwLAogICAgICAgICAgICB0aWNrU3BhY2luZzogNjAsCiAgICAgICAgICAgIGhvb2tzOiBJSG9va3MoYWRkcmVzcygweDApKQogICAgICAgIH0pOwoKICAgICAgICAvLyBhcHByb3ZlIHRva2VucyB0byB0aGUgTFAgUm91dGVyCiAgICAgICAgSUVSQzIwKHRva2VuMCkuYXBwcm92ZShhZGRyZXNzKGxwUm91dGVyKSwgdHlwZSh1aW50MjU2KS5tYXgpOwogICAgICAgIElFUkMyMCh0b2tlbjEpLmFwcHJvdmUoYWRkcmVzcyhscFJvdXRlciksIHR5cGUodWludDI1NikubWF4KTsKCiAgICAgICAgLy8gUHJvdmlkZSAxMGUxOCB3b3J0aCBvZiBsaXF1aWRpdHkgb24gdGhlIHJhbmdlIG9mIFstNjAwLCA2MDBdCiAgICAgICAgaW50MjQgdGlja0xvd2VyID0gLTYwMDsKICAgICAgICBpbnQyNCB0aWNrVXBwZXIgPSA2MDA7CiAgICAgICAgaW50MjU2IGxpcXVpZGl0eSA9IDEwZTE4OwogICAgICAgIGxwUm91dGVyLm1vZGlmeVBvc2l0aW9uKAogICAgICAgICAgICBwb29sS2V5LAogICAgICAgICAgICBJUG9vbE1hbmFnZXIuTW9kaWZ5UG9zaXRpb25QYXJhbXMoe3RpY2tMb3dlcjogdGlja0xvd2VyLCB0aWNrVXBwZXI6IHRpY2tVcHBlciwgbGlxdWlkaXR5RGVsdGE6IGxpcXVpZGl0eX0pLAogICAgICAgICAgICBuZXcgYnl0ZXMoMCkKICAgICAgICApOwogICAgfQp9Cg==",
+    },
+]
+
+const html = `<blockquote>
+<p>Expect Uniswap Labs to release an official contract around launch</p>
+</blockquote>
+<blockquote>
+<p>⚠️ Using the test router in production will lead to a loss of funds ⚠️ </p>
+</blockquote>
+<p>Using the <code>v4-core</code> provided <em>test</em> router, we can provide liquidity to a pool. This should only be used for non-production testing purposes</p>
+<p>Creating liquidity involves using periphery contracts. It is <strong>not</strong> recommended to directly provide liquidity with <code>poolManager.modifyPosition</code></p>
+<pre><code class="language-solidity"><span class="hljs-comment">// SPDX-License-Identifier: MIT</span>
+<span class="hljs-meta"><span class="hljs-keyword">pragma</span> <span class="hljs-keyword">solidity</span> ^0.8.20;</span>
+
+<span class="hljs-keyword">import</span> {<span class="hljs-title">IPoolManager</span>} <span class="hljs-title"><span class="hljs-keyword">from</span></span> <span class="hljs-string">"@uniswap/v4-core/contracts/interfaces/IPoolManager.sol"</span>;
+<span class="hljs-keyword">import</span> {<span class="hljs-title">PoolKey</span>} <span class="hljs-title"><span class="hljs-keyword">from</span></span> <span class="hljs-string">"@uniswap/v4-core/contracts/types/PoolKey.sol"</span>;
+<span class="hljs-keyword">import</span> {<span class="hljs-title">PoolModifyPositionTest</span>} <span class="hljs-title"><span class="hljs-keyword">from</span></span> <span class="hljs-string">"@uniswap/v4-core/contracts/test/PoolModifyPositionTest.sol"</span>;
+
+<span class="hljs-class"><span class="hljs-keyword">contract</span> <span class="hljs-title">CreateLiquidity</span> </span>{
+    <span class="hljs-comment">// set the router address</span>
+    PoolModifyPositionTest lpRouter <span class="hljs-operator">=</span> PoolModifyPositionTest(<span class="hljs-number">0x01</span>);
+
+    <span class="hljs-function"><span class="hljs-keyword">function</span> <span class="hljs-title">createLiquidity</span>(<span class="hljs-params">
+        PoolKey <span class="hljs-keyword">memory</span> poolKey,
+        <span class="hljs-keyword">int24</span> tickLower,
+        <span class="hljs-keyword">int24</span> tickUpper,
+        <span class="hljs-keyword">int256</span> liquidity,
+        <span class="hljs-keyword">bytes</span> <span class="hljs-keyword">calldata</span> hookData
+    </span>) <span class="hljs-title"><span class="hljs-keyword">external</span></span> </span>{
+        <span class="hljs-comment">// if 0 &lt; liquidity: add liquidity -- otherwise remove liquidity</span>
+        lpRouter.modifyPosition(
+            poolKey,
+            IPoolManager.ModifyPositionParams({tickLower: tickLower, tickUpper: tickUpper, liquidityDelta: liquidity}),
+            hookData
+        );
+    }
+}
+</code></pre><h3>Examples of Providing Liquidity to a V4 Pool</h3>
+<pre><code class="language-solidity"><span class="hljs-comment">// SPDX-License-Identifier: MIT</span>
+<span class="hljs-meta"><span class="hljs-keyword">pragma</span> <span class="hljs-keyword">solidity</span> ^0.8.20;</span>
+
+<span class="hljs-keyword">import</span> {<span class="hljs-title">IERC20</span>} <span class="hljs-title"><span class="hljs-keyword">from</span></span> <span class="hljs-string">"forge-std/interfaces/IERC20.sol"</span>;
+<span class="hljs-keyword">import</span> {<span class="hljs-title">IPoolManager</span>} <span class="hljs-title"><span class="hljs-keyword">from</span></span> <span class="hljs-string">"@uniswap/v4-core/contracts/interfaces/IPoolManager.sol"</span>;
+<span class="hljs-keyword">import</span> {<span class="hljs-title">PoolKey</span>} <span class="hljs-title"><span class="hljs-keyword">from</span></span> <span class="hljs-string">"@uniswap/v4-core/contracts/types/PoolKey.sol"</span>;
+<span class="hljs-keyword">import</span> {<span class="hljs-title">PoolModifyPositionTest</span>} <span class="hljs-title"><span class="hljs-keyword">from</span></span> <span class="hljs-string">"@uniswap/v4-core/contracts/test/PoolModifyPositionTest.sol"</span>;
+<span class="hljs-keyword">import</span> {<span class="hljs-title">CurrencyLibrary</span>, <span class="hljs-title">Currency</span>} <span class="hljs-title"><span class="hljs-keyword">from</span></span> <span class="hljs-string">"@uniswap/v4-core/contracts/types/Currency.sol"</span>;
+
+<span class="hljs-class"><span class="hljs-keyword">contract</span> <span class="hljs-title">CreateLiquidityExampleInputs</span> </span>{
+    <span class="hljs-keyword">using</span> <span class="hljs-title">CurrencyLibrary</span> <span class="hljs-title"><span class="hljs-keyword">for</span></span> <span class="hljs-title">Currency</span>;
+
+    <span class="hljs-comment">// set the router address</span>
+    PoolModifyPositionTest lpRouter <span class="hljs-operator">=</span> PoolModifyPositionTest(<span class="hljs-number">0x01</span>);
+
+    <span class="hljs-function"><span class="hljs-keyword">function</span> <span class="hljs-title">exampleA</span>(<span class="hljs-params"></span>) <span class="hljs-title"><span class="hljs-keyword">external</span></span> </span>{
+        <span class="hljs-keyword">address</span> token0 <span class="hljs-operator">=</span> <span class="hljs-keyword">address</span>(<span class="hljs-number">0x11</span>);
+        <span class="hljs-keyword">address</span> token1 <span class="hljs-operator">=</span> <span class="hljs-keyword">address</span>(<span class="hljs-number">0x22</span>);
+
+        <span class="hljs-comment">// Using a hookless pool</span>
+        PoolKey <span class="hljs-keyword">memory</span> pool <span class="hljs-operator">=</span> PoolKey({
+            currency0: Currency(token0),
+            currency1: Currency(token1),
+            fee: <span class="hljs-number">3000</span>,
+            tickSpacing: <span class="hljs-number">60</span>,
+            hooks: IHooks(<span class="hljs-keyword">address</span>(<span class="hljs-number">0x0</span>))
+        });
+
+        <span class="hljs-comment">// approve tokens to the LP Router</span>
+        IERC20(token0).approve(<span class="hljs-keyword">address</span>(lpRouter), <span class="hljs-keyword">type</span>(<span class="hljs-keyword">uint256</span>).<span class="hljs-built_in">max</span>);
+        IERC20(token1).approve(<span class="hljs-keyword">address</span>(lpRouter), <span class="hljs-keyword">type</span>(<span class="hljs-keyword">uint256</span>).<span class="hljs-built_in">max</span>);
+
+        <span class="hljs-comment">// Provide 10e18 worth of liquidity on the range of [-600, 600]</span>
+        <span class="hljs-keyword">int24</span> tickLower <span class="hljs-operator">=</span> <span class="hljs-number">-600</span>;
+        <span class="hljs-keyword">int24</span> tickUpper <span class="hljs-operator">=</span> <span class="hljs-number">600</span>;
+        <span class="hljs-keyword">int256</span> liquidity <span class="hljs-operator">=</span> <span class="hljs-number">10e18</span>;
+        lpRouter.modifyPosition(
+            poolKey,
+            IPoolManager.ModifyPositionParams({tickLower: tickLower, tickUpper: tickUpper, liquidityDelta: liquidity}),
+            <span class="hljs-keyword">new</span> <span class="hljs-keyword">bytes</span>(<span class="hljs-number">0</span>)
+        );
+    }
+}
+</code></pre>`
+
+export default html

src/pages/create-liquidity/index.md

@@ -0,0 +1,27 @@
+---
+title: Create Liquidity
+version: 0.8.20
+description: Providing Liquidity to a Uniswap V4 Pool
+keywords: [liquidity, LP, provision, supply]
+---
+
+> Expect Uniswap Labs to release an official contract around launch
+
+> ⚠️ Using the test router in production will lead to a loss of funds ⚠️ 
+
+Using the `v4-core` provided *test* router, we can provide liquidity to a pool. This should only be used for non-production testing purposes
+
+
+
+
+Creating liquidity involves using periphery contracts. It is **not** recommended to directly provide liquidity with `poolManager.modifyPosition`
+
+```solidity
+{{{CreateLiquidity}}}
+```
+
+### Examples of Providing Liquidity to a V4 Pool
+
+```solidity
+{{{CreateLiquidityExampleInputs}}}
+```

src/pages/create-liquidity/index.tsx

@@ -0,0 +1,29 @@
+import React from "react"
+import Example from "../../components/Example"
+import html, { version, title, description, codes } from "./index.html"
+
+interface Path {
+  path: string
+  title: string
+}
+
+interface Props {
+  prev: Path | null
+  next: Path | null
+}
+
+const ExamplePage: React.FC<Props> = ({ prev, next }) => {
+  return (
+    <Example
+      version={version}
+      title={title}
+      description={description}
+      html={html}
+      prev={prev}
+      next={next}
+      codes={codes}
+    />
+  )
+}
+
+export default ExamplePage

src/routes.tsx

@@ -34,6 +34,7 @@ import component_call from "./pages/call"
 import component_calling_contract from "./pages/calling-contract"
 import component_constants from "./pages/constants"
 import component_constructor from "./pages/constructor"
+import component_create_liquidity from "./pages/create-liquidity"
 import component_data_locations from "./pages/data-locations"
 import component_defi_chainlink_price_oracle from "./pages/defi/chainlink-price-oracle"
 import component_defi_constant_product_amm from "./pages/defi/constant-product-amm"
@@ -266,6 +267,10 @@ const routes: Route[] = [
         path: "/constructor",
         component: component_constructor
     },
+    {
+        path: "/create-liquidity",
+        component: component_create_liquidity
+    },
     {
         path: "/data-locations",
         component: component_data_locations

src/search.json

@@ -746,7 +746,8 @@
   ],
   "liquidity": [
     "/defi/uniswap-v3-liquidity",
-    "/defi/uniswap-v2-add-remove-liquidity"
+    "/defi/uniswap-v2-add-remove-liquidity",
+    "/create-liquidity"
   ],
   "arbitrage": [
     "/defi/uniswap-v3-flash-swap"
@@ -774,7 +775,8 @@
     "/defi/uniswap-v2-optimal-one-sided-supply"
   ],
   "supply": [
-    "/defi/uniswap-v2-optimal-one-sided-supply"
+    "/defi/uniswap-v2-optimal-one-sided-supply",
+    "/create-liquidity"
   ],
   "add": [
     "/defi/uniswap-v2-add-remove-liquidity",
@@ -834,6 +836,12 @@
   "calldata": [
     "/data-locations"
   ],
+  "LP": [
+    "/create-liquidity"
+  ],
+  "provision": [
+    "/create-liquidity"
+  ],
   "constructor": [
     "/constructor"
   ],