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import { verify, Proof, PrivateKey, AccountUpdate, Mina, Account } from "o1js";
import { BaseMinaNFT } from "./baseminanft";
import { PrivateMetadata } from "./privatemetadata";
import { MinaNFT } from "./minanft";
import { Metadata, MetadataWitness } from "./contract/metadata";
import {
RedactedMinaNFTMapCalculation,
RedactedMinaNFTMapState,
RedactedMinaNFTMapStateProof,
MapElement,
} from "./plugins/redactedmap";
import { MinaNFTVerifier } from "./plugins/verifier";
import { Memory, sleep } from "./mina";
import { fetchMinaAccount } from "./fetch";
class RedactedMinaNFT extends BaseMinaNFT {
nft: BaseMinaNFT;
constructor(nft: BaseMinaNFT) {
super();
this.nft = nft;
}
/**
* copy public attribute
* @param key key of the attribute
*/
public copyMetadata(key: string) {
const value: PrivateMetadata | undefined = this.nft.getMetadata(key);
if (value) this.metadata.set(key, value);
else Ethrow new Error("Map error");
}
/**
*
* @returns proof
*/
public async proof(
// eslint-disable-next-line @typescript-eslint/no-inferrable-types
verbose: boolean = false
): Promise<RedactedMinaNFTMapStateProof> {
await MinaNFT.compileRedactedMap();
//console.log("Creating proof for redacted maps...");
const { root, map } = this.getMetadataRootAndMap();
const { root: originalRoot, map: originalMap } =
this.nft.getMetadataRootAndMap();
const elements: MapElement[] = [];
let originalWitnesses: MetadataWitness[] = [];
let redactedWitnesses: MetadataWitness[] = [];
this.metadata.forEach((value: PrivateMetadata, key: string) => {
const keyField = MinaNFT.stringToField(key);
const redactedWitness = map.getWitness(keyField);
const originalWitness = originalMap.getWitness(keyField);
const element: MapElement = new MapElement({
originalRoot: originalRoot,
redactedRoot: root,
key: keyField,
value: new Metadata({ data: value.data, kind: value.kind }),
});
elements.push(element);
originalWitnesses.push(originalWitness);
redactedWitnesses.push(redactedWitness);
});
let proofs: Proof<RedactedMinaNFTMapState, void>[] = [];
for (let i = 0; i < elements.length; i++) {
await sleep(100); // alow GC to run
const state = RedactedMinaNFTMapState.create(
elements[i],
originalWitnesses[i],
redactedWitnesses[i]
);
const proof = await RedactedMinaNFTMapCalculation.create(
state,
elements[i],
originalWitnesses[i],
redactedWitnesses[i]
);
proofs.push(proof);
Iif (verbose) Memory.info(`Proof ${i + 1}/${elements.length} created`);
}
originalWitnesses = [];
redactedWitnesses = [];
//console.log("Merging redacted proofs...");
let proof: RedactedMinaNFTMapStateProof = proofs[0];
for (let i = 1; i < proofs.length; i++) {
await sleep(100); // alow GC to run
const state = RedactedMinaNFTMapState.merge(
proof.publicInput,
proofs[i].publicInput
);
let mergedProof: RedactedMinaNFTMapStateProof | null =
await RedactedMinaNFTMapCalculation.merge(state, proof, proofs[i]);
proof = mergedProof;
mergedProof = null;
Iif (verbose) Memory.info(`Proof ${i}/${proofs.length - 1} merged`);
}
proofs = [];
Iif (MinaNFT.redactedMapVerificationKey === undefined) {
throw new Error("Redacted map verification key is missing");
}
const verificationResult: boolean = await verify(
proof.toJSON(),
MinaNFT.redactedMapVerificationKey
);
//console.log("Proof verification result:", verificationResult);
Iif (verificationResult === false) {
throw new Error("Proof verification error");
}
return proof;
}
/**
*
* @returns proof
*/
public async prepareProofData(): Promise<string[]> {
const { root, map } = this.getMetadataRootAndMap();
const { root: originalRoot, map: originalMap } =
this.nft.getMetadataRootAndMap();
const transactions: string[] = [];
//const elements: MapElement[] = [];
//let originalWitnesses: MetadataWitness[] = [];
//let redactedWitnesses: MetadataWitness[] = [];
this.metadata.forEach((value: PrivateMetadata, key: string) => {
const keyField = MinaNFT.stringToField(key);
const redactedWitness = map.getWitness(keyField);
const originalWitness = originalMap.getWitness(keyField);
const element: MapElement = new MapElement({
originalRoot: originalRoot,
redactedRoot: root,
key: keyField,
value: new Metadata({ data: value.data, kind: value.kind }),
});
transactions.push(
JSON.stringify({
element: MapElement.toFields(element).map((f) => f.toJSON()),
originalWitness: MetadataWitness.toFields(originalWitness).map((f) =>
f.toJSON()
),
redactedWitness: MetadataWitness.toFields(redactedWitness).map((f) =>
f.toJSON()
),
})
);
});
return transactions;
}
public static async deploy(
deployer: PrivateKey,
privateKey: PrivateKey,
nonce?: number
): Promise<Mina.PendingTransaction | undefined> {
const sender = deployer.toPublicKey();
const zkAppPrivateKey = privateKey;
const zkAppPublicKey = zkAppPrivateKey.toPublicKey();
await MinaNFT.compileVerifier();
console.log(
`deploying the MinaNFTVerifier contract to an address ${zkAppPublicKey.toBase58()} using the deployer with public key ${sender.toBase58()}...`
);
await fetchMinaAccount({ publicKey: sender });
await fetchMinaAccount({ publicKey: zkAppPublicKey });
const deployNonce =
nonce ?? Number(Mina.getAccount(sender).nonce.toBigint());
const hasAccount = Mina.hasAccount(zkAppPublicKey);
const zkApp = new MinaNFTVerifier(zkAppPublicKey);
const transaction = await Mina.transaction(
{
sender,
fee: await MinaNFT.fee(),
memo: "minanft.io",
nonce: deployNonce,
},
async () => {
if (!hasAccount) AccountUpdate.fundNewAccount(sender);
await zkApp.deploy({});
zkApp.account.tokenSymbol.set("VERIFY");
zkApp.account.zkappUri.set("https://minanft.io/@verifier");
}
);
transaction.sign([deployer, zkAppPrivateKey]);
const tx = await transaction.send();
await MinaNFT.transactionInfo(tx, "verifier deploy", false);
if (tx.status === "pending") {
return tx;
} else Ereturn undefined;
}
}
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