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import { useMutation } from "@tanstack/react-query"; | ||
import { useCallback } from "react"; | ||
import type { Chain, Client, Transport } from "viem"; | ||
import type { SupportedAccounts } from "../../config"; | ||
import type { UseSmartAccountClientResult } from "./useSmartAccountClient"; | ||
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export type UseClientActionsProps< | ||
TTransport extends Transport = Transport, | ||
TChain extends Chain | undefined = Chain | undefined, | ||
TActions extends { [x: string]: (...args: any[]) => unknown } = { | ||
[x: string]: (...args: any[]) => unknown; | ||
} | ||
> = { | ||
client?: UseSmartAccountClientResult< | ||
TTransport, | ||
TChain, | ||
SupportedAccounts | ||
>["client"]; | ||
actions: (client: Client<TTransport, TChain, SupportedAccounts>) => TActions; | ||
}; | ||
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export type UseClientActionsResult< | ||
TActions extends { [x: string]: (...args: any[]) => unknown } = { | ||
[x: string]: (...args: any[]) => unknown; | ||
} | ||
> = { | ||
executeAction: <TFunctionName extends ExecutableFunctionName<TActions>>( | ||
params: ClientActionParameters<TActions, TFunctionName> | ||
) => void; | ||
isExecutingAction: boolean; | ||
}; | ||
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export type ExecutableFunctionName< | ||
TActions extends { [x: string]: (...args: any[]) => unknown } = { | ||
[x: string]: (...args: any[]) => unknown; | ||
} | ||
> = keyof TActions extends infer functionName extends string | ||
? [functionName] extends [never] | ||
? string | ||
: functionName | ||
: string; | ||
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export type ExecutableFunctionArgs< | ||
TActions extends { [x: string]: (...args: any[]) => unknown } = { | ||
[x: string]: (...args: any[]) => unknown; | ||
}, | ||
TFunctionName extends ExecutableFunctionName<TActions> = ExecutableFunctionName<TActions> | ||
> = Parameters<TActions[TFunctionName]>; | ||
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// All of this is based one how viem's `encodeFunctionData` works | ||
export type ClientActionParameters< | ||
TActions extends { [x: string]: (...args: any[]) => unknown } = { | ||
[x: string]: (...args: any[]) => unknown; | ||
}, | ||
TFunctionName extends ExecutableFunctionName<TActions> = ExecutableFunctionName<TActions>, | ||
allArgs = ExecutableFunctionArgs< | ||
TActions, | ||
TFunctionName extends ExecutableFunctionName<TActions> | ||
? TFunctionName | ||
: ExecutableFunctionName<TActions> | ||
> | ||
> = { | ||
functionName: TFunctionName; | ||
args: allArgs; | ||
}; | ||
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/** | ||
* A hook that allows you to execute plugin actions with a given | ||
* client connected to a Modular Account. | ||
* | ||
* @example | ||
* ```tsx | ||
* const Foo = () => { | ||
* const { executePluginAction } = usePlugin({ | ||
* client: {} as any, | ||
* pluginActions: sessionKeyPluginActions, | ||
* }); | ||
* | ||
* executePluginAction({ | ||
* functionName: "isAccountSessionKey", | ||
* args: [{ key: "0x0" }], | ||
* }); | ||
* }; | ||
* ``` | ||
*/ | ||
export function useClientActions< | ||
TTransport extends Transport = Transport, | ||
TChain extends Chain | undefined = Chain | undefined, | ||
TActions extends { [x: string]: (...args: any[]) => any } = { | ||
[x: string]: (...args: any[]) => any; | ||
} | ||
>({ | ||
client, | ||
actions: pluginActions, | ||
}: UseClientActionsProps< | ||
TTransport, | ||
TChain, | ||
TActions | ||
>): UseClientActionsResult<TActions> { | ||
const { mutate, isPending: isExecutingAction } = useMutation< | ||
ReturnType<TActions[keyof TActions]>, | ||
Error, | ||
ClientActionParameters<TActions, ExecutableFunctionName<TActions>> | ||
>({ | ||
mutationFn: async <TFunctionName extends ExecutableFunctionName<TActions>>({ | ||
functionName, | ||
args, | ||
}: ClientActionParameters<TActions, TFunctionName>) => { | ||
if (!client) { | ||
// TODO: use the strongly typed error here | ||
throw new Error("no client"); | ||
} | ||
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const actions = pluginActions(client); | ||
return actions[functionName](...args); | ||
}, | ||
}); | ||
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const executeAction = useCallback( | ||
<TFunctionName extends ExecutableFunctionName<TActions>>( | ||
params: ClientActionParameters<TActions, TFunctionName> | ||
) => { | ||
const { functionName, args } = params; | ||
return mutate({ functionName, args }); | ||
}, | ||
[mutate] | ||
); | ||
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return { | ||
executeAction, | ||
isExecutingAction, | ||
}; | ||
} |
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