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‎abis/Web3RSVP.json

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[
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{
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"anonymous": false,
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"inputs": [
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{
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"indexed": false,
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"internalType": "bytes32",
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"name": "eventId",
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"type": "bytes32"
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},
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{
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"indexed": false,
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"internalType": "address",
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"name": "attendeeAddress",
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"type": "address"
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}
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],
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"name": "ConfirmedAttendee",
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"type": "event"
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},
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{
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"anonymous": false,
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"inputs": [
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{
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"indexed": false,
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"internalType": "bytes32",
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"name": "eventId",
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"type": "bytes32"
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}
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],
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"name": "DepositsPaidOut",
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"type": "event"
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},
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{
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"anonymous": false,
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"inputs": [
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{
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"indexed": false,
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"internalType": "bytes32",
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"name": "eventId",
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"type": "bytes32"
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},
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{
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"indexed": false,
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"internalType": "address",
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"name": "creatorAddress",
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"type": "address"
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},
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{
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"indexed": false,
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"internalType": "uint256",
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"name": "eventTimestamp",
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"type": "uint256"
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},
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{
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"indexed": false,
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"internalType": "uint256",
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"name": "maxCapacity",
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"type": "uint256"
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},
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{
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"indexed": false,
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"internalType": "uint256",
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"name": "deposit",
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"type": "uint256"
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},
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{
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"indexed": false,
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"internalType": "string",
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"name": "eventDataCID",
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"type": "string"
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}
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],
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"name": "NewEventCreated",
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"type": "event"
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},
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{
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"anonymous": false,
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"inputs": [
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{
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"indexed": false,
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"internalType": "bytes32",
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"name": "eventId",
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"type": "bytes32"
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},
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{
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"indexed": false,
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"internalType": "address",
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"name": "attendeeAddress",
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"type": "address"
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}
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],
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"name": "NewRSVP",
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"type": "event"
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},
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{
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"inputs": [
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{ "internalType": "bytes32", "name": "eventId", "type": "bytes32" }
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],
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"name": "confirmAllAttendees",
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"outputs": [],
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"stateMutability": "nonpayable",
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"type": "function"
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},
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{
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"inputs": [
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{ "internalType": "bytes32", "name": "eventId", "type": "bytes32" },
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{ "internalType": "address", "name": "attendee", "type": "address" }
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],
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"name": "confirmAttendee",
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"outputs": [],
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"stateMutability": "nonpayable",
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"type": "function"
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},
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{
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"inputs": [
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{
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"internalType": "uint256",
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"name": "eventTimestamp",
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"type": "uint256"
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},
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{ "internalType": "uint256", "name": "deposit", "type": "uint256" },
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{ "internalType": "uint256", "name": "maxCapacity", "type": "uint256" },
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{ "internalType": "string", "name": "eventDataCID", "type": "string" }
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],
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"name": "createNewEvent",
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"outputs": [],
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"stateMutability": "nonpayable",
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"type": "function"
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},
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{
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"inputs": [
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{ "internalType": "bytes32", "name": "eventId", "type": "bytes32" }
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],
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"name": "createNewRSVP",
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"outputs": [],
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"stateMutability": "payable",
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"type": "function"
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},
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{
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"inputs": [{ "internalType": "bytes32", "name": "", "type": "bytes32" }],
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"name": "idToEvent",
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"outputs": [
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{ "internalType": "bytes32", "name": "eventId", "type": "bytes32" },
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{ "internalType": "string", "name": "eventDataCID", "type": "string" },
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{ "internalType": "address", "name": "eventOwner", "type": "address" },
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{
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"internalType": "uint256",
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"name": "eventTimestamp",
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"type": "uint256"
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},
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{ "internalType": "uint256", "name": "deposit", "type": "uint256" },
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{ "internalType": "uint256", "name": "maxCapacity", "type": "uint256" },
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{ "internalType": "bool", "name": "paidOut", "type": "bool" }
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],
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"stateMutability": "view",
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"type": "function"
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},
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{
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"inputs": [
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{ "internalType": "bytes32", "name": "eventId", "type": "bytes32" }
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],
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"name": "withdrawUnclaimedDeposits",
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"outputs": [],
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"stateMutability": "nonpayable",
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"type": "function"
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}
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]

‎networks.json

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{
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"mumbai": {
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"Web3RSVP": {
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"address": "0x805dD2181E8d5e3a07E0D1e9dc0B16F05aCAa008",
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"startBlock": 44154525
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}
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}
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}

‎package.json

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{
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"name": "brb-subgraph",
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"license": "UNLICENSED",
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"scripts": {
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"codegen": "graph codegen",
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"build": "graph build",
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"deploy": "graph deploy --node https://api.studio.thegraph.com/deploy/ brb-subgraph",
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"create-local": "graph create --node http://localhost:8020/ brb-subgraph",
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"remove-local": "graph remove --node http://localhost:8020/ brb-subgraph",
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"deploy-local": "graph deploy --node http://localhost:8020/ --ipfs http://localhost:5001 brb-subgraph",
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"test": "graph test"
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},
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"dependencies": {
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"@graphprotocol/graph-cli": "0.64.1",
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"@graphprotocol/graph-ts": "0.32.0"
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},
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"devDependencies": { "matchstick-as": "0.5.0" }
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}

‎schema.graphql

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type ConfirmedAttendee @entity(immutable: true) {
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id: Bytes!
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eventId: Bytes! # bytes32
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attendeeAddress: Bytes! # address
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blockNumber: BigInt!
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blockTimestamp: BigInt!
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transactionHash: Bytes!
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}
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type DepositsPaidOut @entity(immutable: true) {
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id: Bytes!
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eventId: Bytes! # bytes32
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blockNumber: BigInt!
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blockTimestamp: BigInt!
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transactionHash: Bytes!
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}
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type NewEventCreated @entity(immutable: true) {
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id: Bytes!
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eventId: Bytes! # bytes32
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creatorAddress: Bytes! # address
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eventTimestamp: BigInt! # uint256
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maxCapacity: BigInt! # uint256
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deposit: BigInt! # uint256
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eventDataCID: String! # string
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blockNumber: BigInt!
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blockTimestamp: BigInt!
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transactionHash: Bytes!
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}
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type NewRSVP @entity(immutable: true) {
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id: Bytes!
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eventId: Bytes! # bytes32
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attendeeAddress: Bytes! # address
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blockNumber: BigInt!
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blockTimestamp: BigInt!
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transactionHash: Bytes!
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}

‎src/web-3-rsvp.ts

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import {
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ConfirmedAttendee as ConfirmedAttendeeEvent,
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DepositsPaidOut as DepositsPaidOutEvent,
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NewEventCreated as NewEventCreatedEvent,
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NewRSVP as NewRSVPEvent
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} from "../generated/Web3RSVP/Web3RSVP"
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import {
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ConfirmedAttendee,
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DepositsPaidOut,
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NewEventCreated,
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NewRSVP
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} from "../generated/schema"
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export function handleConfirmedAttendee(event: ConfirmedAttendeeEvent): void {
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let entity = new ConfirmedAttendee(
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event.transaction.hash.concatI32(event.logIndex.toI32())
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)
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entity.eventId = event.params.eventId
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entity.attendeeAddress = event.params.attendeeAddress
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entity.blockNumber = event.block.number
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entity.blockTimestamp = event.block.timestamp
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entity.transactionHash = event.transaction.hash
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entity.save()
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}
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export function handleDepositsPaidOut(event: DepositsPaidOutEvent): void {
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let entity = new DepositsPaidOut(
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event.transaction.hash.concatI32(event.logIndex.toI32())
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)
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entity.eventId = event.params.eventId
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entity.blockNumber = event.block.number
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entity.blockTimestamp = event.block.timestamp
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entity.transactionHash = event.transaction.hash
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entity.save()
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}
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export function handleNewEventCreated(event: NewEventCreatedEvent): void {
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let entity = new NewEventCreated(
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event.transaction.hash.concatI32(event.logIndex.toI32())
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)
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entity.eventId = event.params.eventId
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entity.creatorAddress = event.params.creatorAddress
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entity.eventTimestamp = event.params.eventTimestamp
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entity.maxCapacity = event.params.maxCapacity
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entity.deposit = event.params.deposit
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entity.eventDataCID = event.params.eventDataCID
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entity.blockNumber = event.block.number
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entity.blockTimestamp = event.block.timestamp
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entity.transactionHash = event.transaction.hash
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entity.save()
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}
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export function handleNewRSVP(event: NewRSVPEvent): void {
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let entity = new NewRSVP(
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event.transaction.hash.concatI32(event.logIndex.toI32())
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)
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entity.eventId = event.params.eventId
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entity.attendeeAddress = event.params.attendeeAddress
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entity.blockNumber = event.block.number
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entity.blockTimestamp = event.block.timestamp
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entity.transactionHash = event.transaction.hash
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entity.save()
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}

‎subgraph.yaml

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specVersion: 0.0.5
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schema:
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file: ./schema.graphql
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dataSources:
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- kind: ethereum
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name: Web3RSVP
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network: mumbai
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source:
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address: "0x805dD2181E8d5e3a07E0D1e9dc0B16F05aCAa008"
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abi: Web3RSVP
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startBlock: 44154525
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mapping:
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kind: ethereum/events
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apiVersion: 0.0.7
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language: wasm/assemblyscript
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entities:
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- ConfirmedAttendee
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- DepositsPaidOut
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- NewEventCreated
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- NewRSVP
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abis:
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- name: Web3RSVP
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file: ./abis/Web3RSVP.json
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eventHandlers:
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- event: ConfirmedAttendee(bytes32,address)
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handler: handleConfirmedAttendee
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- event: DepositsPaidOut(bytes32)
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handler: handleDepositsPaidOut
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- event: NewEventCreated(bytes32,address,uint256,uint256,uint256,string)
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handler: handleNewEventCreated
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- event: NewRSVP(bytes32,address)
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handler: handleNewRSVP
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file: ./src/web-3-rsvp.ts

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