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import { fns } from "./bindings.ts";
import { C_SEPARATOR, CString, maybeMultipleStrings, readCString } from "./utils.ts";
export type UnsignedTransactionPtr = Deno.PointerObject<"pendingTransaction">;
export class UnsignedTransaction<MultDest extends boolean = false> {
#ptr: UnsignedTransactionPtr;
#amount!: string | string[] | null;
#fee!: string | string[] | null;
#txCount!: bigint;
#paymentId!: string | null;
#recipientAddress!: string | string[] | null;
constructor(ptr: UnsignedTransactionPtr) {
this.#ptr = ptr;
}
async status(): Promise<number> {
return await fns.UnsignedTransaction_status(this.#ptr);
}
async errorString(): Promise<string | null> {
return await readCString(await fns.UnsignedTransaction_errorString(this.#ptr));
}
static async new(ptr: UnsignedTransactionPtr): Promise<UnsignedTransaction> {
const instance = new UnsignedTransaction(ptr);
const [amount, paymentId, fee, txCount, recipientAddress] = await Promise.all([
fns.UnsignedTransaction_amount(ptr, C_SEPARATOR).then(readCString),
fns.UnsignedTransaction_paymentId(ptr, C_SEPARATOR).then(readCString),
fns.UnsignedTransaction_fee(ptr, C_SEPARATOR).then(readCString),
fns.UnsignedTransaction_txCount(ptr),
fns.UnsignedTransaction_recipientAddress(ptr, C_SEPARATOR).then(readCString),
]);
instance.#amount = maybeMultipleStrings(amount);
instance.#fee = maybeMultipleStrings(fee);
instance.#recipientAddress = maybeMultipleStrings(recipientAddress);
instance.#txCount = txCount;
instance.#paymentId = paymentId;
return instance;
}
get amount(): string | string[] | null {
return this.#amount;
}
get fee(): string | string[] | null {
return this.#fee;
}
get txCount(): bigint {
return this.#txCount;
}
get paymentId(): string | null {
return this.#paymentId;
}
get recipientAddress(): string | string[] | null {
return this.#recipientAddress;
}
async sign(signedFileName: string): Promise<boolean> {
return await fns.UnsignedTransaction_sign(this.#ptr, CString(signedFileName));
}
async signUR(maxFragmentLength: number): Promise<string | null> {
const signUR = fns.UnsignedTransaction_signUR;
if (!signUR) return null;
return await readCString(
await signUR(this.#ptr, maxFragmentLength),
);
}
}
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