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feat: async tx builder #238

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feat: async tx builder #238

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5 changes: 5 additions & 0 deletions .changeset/shy-rules-hope.md
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
---
"@reactive-dot/react": minor
---

Added ability to builder transaction asynchronously.
24 changes: 15 additions & 9 deletions packages/react/src/hooks/use-mutation.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,8 @@ import type {
} from "polkadot-api";
import { useCallback, useContext } from "react";

type MaybePromise<T> = T | Promise<T>;

// eslint-disable-next-line @typescript-eslint/no-explicit-any
type TxOptions<T extends Transaction<any, any, any, any>> = Parameters<
TxObservable<
Expand All @@ -32,18 +34,18 @@ type TxOptions<T extends Transaction<any, any, any, any>> = Parameters<
/**
* Hook for sending transactions to chains.
*
* @param action - The function to create the transaction
* @param builder - The function to create the transaction
* @param options - Additional options
* @returns The current transaction state & submit function
*/
export function useMutation<
TAction extends (
builder: TypedApi<Chains[TChainId]>["tx"],
TBuilder extends (
tx: TypedApi<Chains[TChainId]>["tx"],
) => // eslint-disable-next-line @typescript-eslint/no-explicit-any
Transaction<any, any, any, any>,
MaybePromise<Transaction<any, any, any, any>>,
TChainId extends ChainId,
>(
action: TAction,
builder: TBuilder,
options?: ChainHookOptions<TChainId> & {
/**
* Override default signer
Expand All @@ -52,7 +54,7 @@ export function useMutation<
/**
* Additional transaction options
*/
txOptions?: TxOptions<ReturnType<TAction>>;
txOptions?: TxOptions<Awaited<ReturnType<TBuilder>>>;
},
) {
const config = useConfig();
Expand All @@ -72,7 +74,11 @@ export function useMutation<

const submit = useAtomCallback<
void,
[options?: TxOptions<ReturnType<TAction>> & { signer: PolkadotSigner }]
[
options?: TxOptions<Awaited<ReturnType<TBuilder>>> & {
signer: PolkadotSigner;
},
]
>(
useCallback(
async (get, _set, submitOptions) => {
Expand All @@ -96,7 +102,7 @@ export function useMutation<

const api = await get(typedApiAtomFamily({ config, chainId }));

const transaction = action(api.tx);
const transaction = await builder(api.tx);

setState({ id, call: transaction.decodedCall, value: pending });

Expand All @@ -119,7 +125,7 @@ export function useMutation<
);
},
[
action,
builder,
chainId,
config,
contextSigner,
Expand Down