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methods.ts
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methods.ts
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import {
ConfirmOptions,
AccountMeta,
Signer,
Transaction,
TransactionInstruction,
TransactionSignature,
PublicKey,
} from "@solana/web3.js";
import { SimulateResponse } from "./simulate.js";
import { TransactionFn } from "./transaction.js";
import { Idl } from "../../idl.js";
import {
AllInstructions,
MethodsFn,
MakeMethodsNamespace,
InstructionAccountAddresses,
} from "./types.js";
import { InstructionFn } from "./instruction.js";
import { RpcFn } from "./rpc.js";
import { SimulateFn } from "./simulate.js";
import { ViewFn } from "./views.js";
import Provider from "../../provider.js";
import { AccountNamespace } from "./account.js";
import { AccountsResolver } from "../accounts-resolver.js";
import { Accounts } from "../context.js";
export type MethodsNamespace<
IDL extends Idl = Idl,
I extends AllInstructions<IDL> = AllInstructions<IDL>
> = MakeMethodsNamespace<IDL, I>;
export class MethodsBuilderFactory {
public static build<IDL extends Idl, I extends AllInstructions<IDL>>(
provider: Provider,
programId: PublicKey,
idlIx: AllInstructions<IDL>,
ixFn: InstructionFn<IDL>,
txFn: TransactionFn<IDL>,
rpcFn: RpcFn<IDL>,
simulateFn: SimulateFn<IDL>,
viewFn: ViewFn<IDL> | undefined,
accountNamespace: AccountNamespace<IDL>
): MethodsFn<IDL, I, MethodsBuilder<IDL, I>> {
return (...args) =>
new MethodsBuilder(
args,
ixFn,
txFn,
rpcFn,
simulateFn,
viewFn,
provider,
programId,
idlIx,
accountNamespace
);
}
}
export class MethodsBuilder<IDL extends Idl, I extends AllInstructions<IDL>> {
private readonly _accounts: { [name: string]: PublicKey } = {};
private _remainingAccounts: Array<AccountMeta> = [];
private _signers: Array<Signer> = [];
private _preInstructions: Array<TransactionInstruction> = [];
private _postInstructions: Array<TransactionInstruction> = [];
private _accountsResolver: AccountsResolver<IDL, I>;
private _autoResolveAccounts: boolean = true;
constructor(
private _args: Array<any>,
private _ixFn: InstructionFn<IDL>,
private _txFn: TransactionFn<IDL>,
private _rpcFn: RpcFn<IDL>,
private _simulateFn: SimulateFn<IDL>,
private _viewFn: ViewFn<IDL> | undefined,
_provider: Provider,
_programId: PublicKey,
_idlIx: AllInstructions<IDL>,
_accountNamespace: AccountNamespace<IDL>
) {
this._accountsResolver = new AccountsResolver(
_args,
this._accounts,
_provider,
_programId,
_idlIx,
_accountNamespace
);
}
public async pubkeys(): Promise<
Partial<InstructionAccountAddresses<IDL, I>>
> {
if (this._autoResolveAccounts) {
await this._accountsResolver.resolve();
}
return this._accounts as Partial<InstructionAccountAddresses<IDL, I>>;
}
public accounts(
accounts: Partial<Accounts<I["accounts"][number]>>
): MethodsBuilder<IDL, I> {
this._autoResolveAccounts = true;
Object.assign(this._accounts, accounts);
return this;
}
public accountsStrict(
accounts: Accounts<I["accounts"][number]>
): MethodsBuilder<IDL, I> {
this._autoResolveAccounts = false;
Object.assign(this._accounts, accounts);
return this;
}
public signers(signers: Array<Signer>): MethodsBuilder<IDL, I> {
this._signers = this._signers.concat(signers);
return this;
}
public remainingAccounts(
accounts: Array<AccountMeta>
): MethodsBuilder<IDL, I> {
this._remainingAccounts = this._remainingAccounts.concat(accounts);
return this;
}
public preInstructions(
ixs: Array<TransactionInstruction>
): MethodsBuilder<IDL, I> {
this._preInstructions = this._preInstructions.concat(ixs);
return this;
}
public postInstructions(
ixs: Array<TransactionInstruction>
): MethodsBuilder<IDL, I> {
this._postInstructions = this._postInstructions.concat(ixs);
return this;
}
public async rpc(options?: ConfirmOptions): Promise<TransactionSignature> {
if (this._autoResolveAccounts) {
await this._accountsResolver.resolve();
}
// @ts-ignore
return this._rpcFn(...this._args, {
accounts: this._accounts,
signers: this._signers,
remainingAccounts: this._remainingAccounts,
preInstructions: this._preInstructions,
postInstructions: this._postInstructions,
options: options,
});
}
public async view(options?: ConfirmOptions): Promise<any> {
if (this._autoResolveAccounts) {
await this._accountsResolver.resolve();
}
if (!this._viewFn) {
throw new Error("Method does not support views");
}
// @ts-ignore
return this._viewFn(...this._args, {
accounts: this._accounts,
signers: this._signers,
remainingAccounts: this._remainingAccounts,
preInstructions: this._preInstructions,
postInstructions: this._postInstructions,
options: options,
});
}
public async simulate(
options?: ConfirmOptions
): Promise<SimulateResponse<any, any>> {
if (this._autoResolveAccounts) {
await this._accountsResolver.resolve();
}
// @ts-ignore
return this._simulateFn(...this._args, {
accounts: this._accounts,
signers: this._signers,
remainingAccounts: this._remainingAccounts,
preInstructions: this._preInstructions,
postInstructions: this._postInstructions,
options: options,
});
}
public async instruction(): Promise<TransactionInstruction> {
if (this._autoResolveAccounts) {
await this._accountsResolver.resolve();
}
// @ts-ignore
return this._ixFn(...this._args, {
accounts: this._accounts,
signers: this._signers,
remainingAccounts: this._remainingAccounts,
preInstructions: this._preInstructions,
postInstructions: this._postInstructions,
});
}
public async transaction(): Promise<Transaction> {
if (this._autoResolveAccounts) {
await this._accountsResolver.resolve();
}
// @ts-ignore
return this._txFn(...this._args, {
accounts: this._accounts,
signers: this._signers,
remainingAccounts: this._remainingAccounts,
preInstructions: this._preInstructions,
postInstructions: this._postInstructions,
});
}
}