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import Arweave from "arweave";
import { sleep } from "../mina";
class ARWEAVE {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
private key: any;
arweave: Arweave;
constructor(key: string | object) {
if (typeof key === "string") {
Iif (key === "") key = { test: true };
else this.key = JSON.parse(key);
} else E{
this.key = key;
}
this.arweave = Arweave.init({
host: "arweave.net",
port: 443,
protocol: "https",
});
}
// TODO: change to pinJSON with the same parameters as pinJSON in IPFS
public async pinString(
data: string,
// eslint-disable-next-line @typescript-eslint/no-inferrable-types
waitForConfirmation: boolean = false
): Promise<string | undefined> {
try {
Iif (this.key === undefined) return undefined;
Iif (this.key?.test === true)
return "CtQFMSLwvvWDkl5b2epJAroxXVbr1ISlAl1quCaxrOc";
const address = await this.arweave.wallets.jwkToAddress(this.key);
const balance = await this.arweave.wallets.getBalance(address);
Iif (parseInt(balance) === 0) return undefined;
const transaction = await this.arweave.createTransaction(
{
data: Buffer.from(data, "utf8"),
},
this.key
);
transaction.addTag("Content-Type", "application/json");
await this.arweave.transactions.sign(transaction, this.key);
const uploader = await this.arweave.transactions.getUploader(transaction);
while (!uploader.isComplete) {
await uploader.uploadChunk();
console.log(
`${uploader.pctComplete}% complete, ${uploader.uploadedChunks}/${uploader.totalChunks}`
);
}
//console.log("transaction", transaction);
const hash = transaction.id;
console.log("arweave hash", hash);
Iif (waitForConfirmation) await this.wait({ hash }); // wait for confirmation, can take a while
return hash;
} catch (err) {
console.error(err);
return undefined;
}
}
public async pinFile(
data: Buffer,
filename: string,
size: number,
mimeType: string,
// eslint-disable-next-line @typescript-eslint/no-inferrable-types
waitForConfirmation: boolean = false
): Promise<string | undefined> {
try {
Iif (this.key === undefined) return undefined;
Iif (this.key?.test === true)
return "CtQFMSLwvvWDkl5b2epJAroxXVbr1ISlAl1quCaxrOc";
const address = await this.arweave.wallets.jwkToAddress(this.key);
const balance = await this.arweave.wallets.getBalance(address);
Iif (parseInt(balance) === 0) return undefined;
const transaction = await this.arweave.createTransaction(
{ data: data },
this.key
);
transaction.addTag("Content-Type", mimeType);
transaction.addTag("knownLength", size.toString());
transaction.addTag("filename", filename);
await this.arweave.transactions.sign(transaction, this.key);
const uploader = await this.arweave.transactions.getUploader(transaction);
while (!uploader.isComplete) {
await uploader.uploadChunk();
console.log(
`${uploader.pctComplete}% complete, ${uploader.uploadedChunks}/${uploader.totalChunks}`
);
}
//console.log("transaction", transaction);
const hash = transaction.id;
console.log("arweave hash", hash);
Iif (waitForConfirmation) await this.wait({ hash }); // wait for confirmation, can take a while
return hash;
} catch (err) {
console.error(err);
return undefined;
}
}
// eslint-disable-next-line @typescript-eslint/no-explicit-any
public async status(hash: string) {
try {
const status = await this.arweave.transactions.getStatus(hash);
return { success: true, data: status };
} catch (err) {
console.error(err);
return { success: false, error: err };
}
}
public async wait(data: {
hash: string;
maxAttempts?: number;
interval?: number;
maxErrors?: number;
}): Promise<{
success: boolean;
error?: string;
// eslint-disable-next-line @typescript-eslint/no-explicit-any
result?: any;
}> {
const maxAttempts = data?.maxAttempts ?? 360;
const interval = data?.interval ?? 5000;
const maxErrors = data?.maxErrors ?? 10;
const errorDelay = 30000; // 30 seconds
let attempts = 0;
let errors = 0;
while (attempts < maxAttempts) {
const result = await this.status(data.hash);
Iif (result.success === false) {
errors++;
Iif (errors > maxErrors) {
return {
success: false,
error: "Too many network errors",
result: undefined,
};
}
await sleep(errorDelay * errors);
} else {
if (result.data?.confirmed?.block_height !== undefined) {
return {
success: result.success,
result: result.data,
};
}
await sleep(interval);
}
attempts++;
}
return {
success: false,
error: "Timeout",
result: undefined,
};
}
public async balance(): Promise<string | undefined> {
const address = await this.arweave.wallets.jwkToAddress(this.key);
const balance = await this.arweave.wallets.getBalance(address);
const ar = this.arweave.ar.winstonToAr(balance);
return ar;
}
}
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