Merge pull request #1 from NicoAcosta/raffle

add ultra violet experience raffle

abi/UltraVioletExperienceRaffle.json

@@ -0,0 +1,7 @@
+[
+  "constructor(string)",
+  "function raffled() view returns (bool)",
+  "function snapshotURL() view returns (string)",
+  "function winnerId() view returns (uint256)",
+  "function winnerRaffle()"
+]

abi/VioletUltraExperienceRaffle.json

@@ -0,0 +1,7 @@
+[
+  "constructor(string)",
+  "function raffled() view returns (bool)",
+  "function snapshotURL() view returns (string)",
+  "function winnerId() view returns (uint256)",
+  "function winnerRaffle()"
+]

contracts/Raffle.sol

@@ -0,0 +1,42 @@
+//SPDX-License-Identifier: Unlicense
+pragma solidity ^0.8.0;
+
+/// @title Ultra Violet Experience Raffle
+/// @author Nicolás Acosta - nicoacosta.eth - @0xnico_ - gh/NicoAcosta
+contract UltraVioletExperienceRaffle {
+    address private immutable _deployer;
+
+    uint256 public winnerId;
+
+    string public snapshotURL;
+
+    bool public raffled; // false by default
+
+    constructor(string memory _snapshotURL) {
+        _deployer = msg.sender;
+        snapshotURL = _snapshotURL;
+    }
+
+    function winnerRaffle() external {
+        require(msg.sender == _deployer, "Caller is not contract deployer");
+
+        require(!raffled, "Already raffled");
+
+        raffled = true;
+
+        winnerId = _randomId();
+    }
+
+    function _randomId() private view returns (uint256) {
+        return
+            (uint256(
+                keccak256(
+                    abi.encodePacked(
+                        blockhash(block.number),
+                        block.timestamp,
+                        msg.sender
+                    )
+                )
+            ) % 66) + 5; // from 5 to 70
+    }
+}

hardhat.config.js

@@ -12,7 +12,7 @@ module.exports = {
 	networks: {
 		mainnet: {
 			url: process.env.MAINNET_NODE_URL,
-			accounts: [process.env.MAINNET_DEPLOYER_PRIVATE_KEY]
+			accounts: [process.env.RAFFLE_DEPLOYER_PRIVATE_KEY]
 		},
 		rinkeby: {
 			url: process.env.RINKEBY_NODE_URL,

holder-snapshot.csv

@@ -0,0 +1,73 @@
+Holder Snapshot
+
+tokenId,owner
+"1","0x94A8F46E3e05d8aB61Fb22eDc2893bE249C11D66"
+"2","0xab468Aec9bB4b9bc59b2B2A5ce7F0B299293991f"
+"3","0x94A8F46E3e05d8aB61Fb22eDc2893bE249C11D66"
+"4","0x94A8F46E3e05d8aB61Fb22eDc2893bE249C11D66"
+"5","0xe0c87789dF2c506F5EeAAB10BF4C31a92866720B"
+"6","0x65D6f46c346cf45F3160B9a59d4c758BB2b02EB4"
+"7","0x0a17A9EC3d10B3209d8f7dF2e094043cC4Ff9916"
+"8","0x7e8C38Ad50622c0b26906C9Cf81D2825fC78A38B"
+"9","0xF823668826C24Ae56e3976EcE3Ae90De5d808Df5"
+"10","0x7097CbF2Dd1502551DEa0eB0828373B2F121f43c"
+"11","0x7097CbF2Dd1502551DEa0eB0828373B2F121f43c"
+"12","0xE4E8d6650A8Dc5EBf91F9EE563d71378483D90c3"
+"13","0x87C59E0b19e358190c5Fd576E61fE82e0b64141A"
+"14","0x2e69fc5871C642D045354A3988D1F071102B49aE"
+"15","0xEE9846B0E2e56fa0EEa38eA90E992e23a52EE1f9"
+"16","0x8962B4ebe444f2fa4eF74e631a084726Ad9BDc3D"
+"17","0x93BB3dc705Fb2ad98B696BCC17a0fb7d439d12F4"
+"18","0xdB297810D387C5a602f9E6219c9dfA9Bb0e99Ce8"
+"19","0x82372E90F72772556Ef8974E93575DB4cb383814"
+"20","0xc785fD4e9aee80A6d6cBFcc57380b92aA92DeEF3"
+"21","0x29F5DeE65E1Fb856B816EaB4f0B702c10e5Eaa34"
+"22","0x17BD26d95Eeae83E83EE7D2886AE3252Eb053B2E"
+"23","0xf7Ef198a88AC34e7F8d048Fdcaa954b333FAE9b1"
+"24","0x7e89DAF03D3E81d81bA6a242FD05646FaEF524B8"
+"25","0x0922B9c1C508Fb2447D0fe60A84F47EA2A862aCE"
+"26","0x372DfA084E004A9039a5926eC332dbf674678bBD"
+"27","0x8A19EE2B23EF483C6c9B2De1e65D8c799Cd80EA1"
+"28","0x326486311f2D69a2cd9Ec5bb9f5F5e22a1634781"
+"29","0x3c79B593B50FE7AfC9140Eb4735DB5f8c8c8e327"
+"30","0x7B635FD7a61ee8E344faf749CD7BBc670aadECb8"
+"31","0x0C4FE81Ad359d6518e4485626F6966eA619cD8A4"
+"32","0x5AC60D44585F04AE5C82dB2F21f272f15d7A1675"
+"33","0xF163ae41b39556Bc538146ade6B568FCA84D26a9"
+"34","0xF1E9bFb37484C0f882e4A403A025543B46a5dcc9"
+"35","0x619708a880A255F82c3b47b1A5e83AB2d217602b"
+"36","0xc117Ca9d4e409Bb3657D79e59475f450592E0911"
+"37","0xB5F11F09E5a99437e08EC523d05fC3F1E6BF0F42"
+"38","0xB5F11F09E5a99437e08EC523d05fC3F1E6BF0F42"
+"39","0x20e6af36fD433821f704B12ec03f644dc406A5Dc"
+"40","0x75d514b6040727C19ae06aE8F1a1c7912c4C91C0"
+"41","0x2d9cBC4ECFBd1B8F66Aa798FD51585AE058dAA8B"
+"42","0x0F79F4d6f2C3233b36B8Cb2fCE90f576F188035e"
+"43","0xa6a02363987B367C449381b3B41C158829eFA03C"
+"44","0xed95E6608a15B1ED2B15b32336A9b9779Bc64bf8"
+"45","0x50A308f8395D58295c90E666A457257e911D1620"
+"46","0x09E23AA3529c4E9DE7D15CE07bea134A7dc2B411"
+"47","0xf9ba31763CA3445e5770cDC70284f990406bCA84"
+"48","0x2f2581c49A79880561032094887F59bd6d777F75"
+"49","0x2B440b531C1056EAB1243b69872979fC365808f0"
+"50","0xbf46D2161045251cB97D0B41929bc1D36044E1a0"
+"51","0xC1202B2da243467882439944885339f9Fd71279C"
+"52","0x0a7C3007f2156fF8DB9579EFB7aDBbd7212D3c3C"
+"53","0x120ACBe09175be31c013456Daf3F4406d9744953"
+"54","0x198F7e5f79B6efe3D67591ee62b527e99a6F2F38"
+"55","0x5AC60D44585F04AE5C82dB2F21f272f15d7A1675"
+"56","0x3Deaf8134c9aeBF84e9C8870c4AC1DcDB5E37E15"
+"57","0x48BFB74bEF9bfa3C5896e8A168b413d8458146f4"
+"58","0xb41E1D0e85AFB7A0e2b94F92B97a24fc132182A7"
+"59","0x4bcaC160CE0Fb9015C2b8C28726cb1EAc879a960"
+"60","0x4bcaC160CE0Fb9015C2b8C28726cb1EAc879a960"
+"61","0x802529aF4BAf0f726Ba00C727362737BbeE846a8"
+"62","0xd8F5bA4b9b6f29b9b4AcA3cDc3b46BF5BCc9B7eD"
+"63","0x567B5E79cE0d465a0FF1e1eeeFE65d180b4C5D41"
+"64","0x1E9a81aFa411E1887711Ca4c8Bf35aFde846b348"
+"65","0xbe5DB9E33A2309898D44d9f7A6EE9229EB4d5415"
+"66","0x84730BB3FCeb9171CD93e6f98CBdfa50e2Da8635"
+"67","0x20e6af36fD433821f704B12ec03f644dc406A5Dc"
+"68","0x20e6af36fD433821f704B12ec03f644dc406A5Dc"
+"69","0x127917BbbA3420Fa9ae7F13BfAEbC2e86838F4ad"
+"70","0x8876F907C45EC53847838e19b9d609E7A9561BBf"

scripts/raffle-deploy.js

@@ -0,0 +1,35 @@
+const {BigNumber} = require('ethers')
+const hre = require('hardhat')
+
+const snapshotURL =
+	'https://ipfs.io/ipfs/bafybeidsanm573nvzzliztvwtzw7l6eo235kkksyad7ebyegayprgwjpzm'
+
+let deployer, addrs
+
+async function deploy() {
+	const Raffle = await hre.ethers.getContractFactory(
+		'UltraVioletExperienceRaffle'
+	)
+	const raffle = await Raffle.deploy(snapshotURL, {
+		gasPrice: BigNumber.from(process.env.MAINNET_GAS_PRICE)
+	})
+
+	const tx = raffle.deployTransaction
+	console.log('Deployment tx:', tx.hash)
+
+	await raffle.deployed()
+	;[deployer, ...addrs] = await ethers.getSigners()
+
+	console.log('UltraVioletExperienceRaffle deployed to:', raffle.address)
+	console.log('Deployed by:', deployer.address)
+}
+
+const tryToDeploy = async () => {
+	// Repeat deploy() until gasPrice < block base fee
+	deploy().catch((error) => {
+		console.error(error)
+		tryToDeploy()
+	})
+}
+
+tryToDeploy()

test/raffle.js

@@ -0,0 +1,65 @@
+const {expect} = require('chai')
+const {BigNumber} = require('ethers')
+const {ethers} = require('hardhat')
+
+const snapshotURL =
+	'https://ipfs.io/ipfs/bafybeidsanm573nvzzliztvwtzw7l6eo235kkksyad7ebyegayprgwjpzm'
+
+describe.only('Raffle', async function () {
+	let raffle
+
+	let deployer, addr1, addr2, addrs
+
+	beforeEach(async function () {
+		;[deployer, addr1, addr2, ...addrs] = await ethers.getSigners()
+
+		const Raffle = await ethers.getContractFactory(
+			'UltraVioletExperienceRaffle'
+		)
+		raffle = await Raffle.deploy(snapshotURL)
+
+		await raffle.deployed()
+	})
+
+	describe('Deployment', async function () {
+		describe('Set snapshot URL', async function () {
+			it('Should set snapshot URL', async function () {
+				expect(await raffle.snapshotURL()).to.equal(snapshotURL)
+			})
+		})
+	})
+
+	describe('Raffle', async function () {
+		it('Should return 0 before raffle', async function () {
+			expect(await raffle.winnerId()).to.equal(0)
+		})
+
+		async function checkId() {
+			const tx = await raffle.winnerRaffle()
+			await tx.wait()
+
+			const _id = await raffle.winnerId()
+			const id = _id.toNumber()
+
+			console.log('id:', id)
+
+			expect(id).to.be.greaterThanOrEqual(5)
+			expect(id).to.be.lessThanOrEqual(70)
+		}
+
+		it('Should set random id from 5 to 70', async function () {
+			// for (let i = 0; i <= 500; i++) {
+			await checkId()
+			// }
+		})
+
+		it('Should revert when trying to raffle twice', async function () {
+			const tx = await raffle.winnerRaffle()
+			await tx.wait()
+
+			await expect(raffle.winnerRaffle()).to.be.revertedWith(
+				'Already raffled'
+			)
+		})
+	})
+})