/**
 * This code was AUTOGENERATED using the Codama library.
 * Please DO NOT EDIT THIS FILE, instead use visitors
 * to add features, then rerun Codama to update it.
 *
 * @see https://github.com/codama-idl/codama
 */

import {
  combineCodec,
  fixDecoderSize,
  fixEncoderSize,
  getBytesDecoder,
  getBytesEncoder,
  getStructDecoder,
  getStructEncoder,
  transformEncoder,
  type AccountMeta,
  type AccountSignerMeta,
  type Address,
  type FixedSizeCodec,
  type FixedSizeDecoder,
  type FixedSizeEncoder,
  type Instruction,
  type InstructionWithAccounts,
  type InstructionWithData,
  type ReadonlyUint8Array,
  type TransactionSigner,
  type WritableAccount,
  type WritableSignerAccount,
} from "@solana/kit";
import { YVAULTS_PROGRAM_ADDRESS } from "../programs";
import { getAccountMetaFactory, type ResolvedAccount } from "../shared";

export const UPDATE_STRATEGY_ADMIN_DISCRIMINATOR = new Uint8Array([
  13, 227, 164, 236, 32, 39, 6, 255,
]);

export function getUpdateStrategyAdminDiscriminatorBytes() {
  return fixEncoderSize(getBytesEncoder(), 8).encode(
    UPDATE_STRATEGY_ADMIN_DISCRIMINATOR,
  );
}

export type UpdateStrategyAdminInstruction<
  TProgram extends string = typeof YVAULTS_PROGRAM_ADDRESS,
  TAccountPendingAdmin extends string | AccountMeta<string> = string,
  TAccountStrategy extends string | AccountMeta<string> = string,
  TRemainingAccounts extends readonly AccountMeta<string>[] = [],
> = Instruction<TProgram> &
  InstructionWithData<ReadonlyUint8Array> &
  InstructionWithAccounts<
    [
      TAccountPendingAdmin extends string
        ? WritableSignerAccount<TAccountPendingAdmin> &
            AccountSignerMeta<TAccountPendingAdmin>
        : TAccountPendingAdmin,
      TAccountStrategy extends string
        ? WritableAccount<TAccountStrategy>
        : TAccountStrategy,
      ...TRemainingAccounts,
    ]
  >;

export type UpdateStrategyAdminInstructionData = {
  discriminator: ReadonlyUint8Array;
};

export type UpdateStrategyAdminInstructionDataArgs = {};

export function getUpdateStrategyAdminInstructionDataEncoder(): FixedSizeEncoder<UpdateStrategyAdminInstructionDataArgs> {
  return transformEncoder(
    getStructEncoder([["discriminator", fixEncoderSize(getBytesEncoder(), 8)]]),
    (value) => ({
      ...value,
      discriminator: UPDATE_STRATEGY_ADMIN_DISCRIMINATOR,
    }),
  );
}

export function getUpdateStrategyAdminInstructionDataDecoder(): FixedSizeDecoder<UpdateStrategyAdminInstructionData> {
  return getStructDecoder([
    ["discriminator", fixDecoderSize(getBytesDecoder(), 8)],
  ]);
}

export function getUpdateStrategyAdminInstructionDataCodec(): FixedSizeCodec<
  UpdateStrategyAdminInstructionDataArgs,
  UpdateStrategyAdminInstructionData
> {
  return combineCodec(
    getUpdateStrategyAdminInstructionDataEncoder(),
    getUpdateStrategyAdminInstructionDataDecoder(),
  );
}

export type UpdateStrategyAdminInput<
  TAccountPendingAdmin extends string = string,
  TAccountStrategy extends string = string,
> = {
  pendingAdmin: TransactionSigner<TAccountPendingAdmin>;
  strategy: Address<TAccountStrategy>;
};

export function getUpdateStrategyAdminInstruction<
  TAccountPendingAdmin extends string,
  TAccountStrategy extends string,
  TProgramAddress extends Address = typeof YVAULTS_PROGRAM_ADDRESS,
>(
  input: UpdateStrategyAdminInput<TAccountPendingAdmin, TAccountStrategy>,
  config?: { programAddress?: TProgramAddress },
): UpdateStrategyAdminInstruction<
  TProgramAddress,
  TAccountPendingAdmin,
  TAccountStrategy
> {
  // Program address.
  const programAddress = config?.programAddress ?? YVAULTS_PROGRAM_ADDRESS;

  // Original accounts.
  const originalAccounts = {
    pendingAdmin: { value: input.pendingAdmin ?? null, isWritable: true },
    strategy: { value: input.strategy ?? null, isWritable: true },
  };
  const accounts = originalAccounts as Record<
    keyof typeof originalAccounts,
    ResolvedAccount
  >;

  const getAccountMeta = getAccountMetaFactory(programAddress, "programId");
  return Object.freeze({
    accounts: [
      getAccountMeta(accounts.pendingAdmin),
      getAccountMeta(accounts.strategy),
    ],
    data: getUpdateStrategyAdminInstructionDataEncoder().encode({}),
    programAddress,
  } as UpdateStrategyAdminInstruction<
    TProgramAddress,
    TAccountPendingAdmin,
    TAccountStrategy
  >);
}

export type ParsedUpdateStrategyAdminInstruction<
  TProgram extends string = typeof YVAULTS_PROGRAM_ADDRESS,
  TAccountMetas extends readonly AccountMeta[] = readonly AccountMeta[],
> = {
  programAddress: Address<TProgram>;
  accounts: {
    pendingAdmin: TAccountMetas[0];
    strategy: TAccountMetas[1];
  };
  data: UpdateStrategyAdminInstructionData;
};

export function parseUpdateStrategyAdminInstruction<
  TProgram extends string,
  TAccountMetas extends readonly AccountMeta[],
>(
  instruction: Instruction<TProgram> &
    InstructionWithAccounts<TAccountMetas> &
    InstructionWithData<ReadonlyUint8Array>,
): ParsedUpdateStrategyAdminInstruction<TProgram, TAccountMetas> {
  if (instruction.accounts.length < 2) {
    // TODO: Coded error.
    throw new Error("Not enough accounts");
  }
  let accountIndex = 0;
  const getNextAccount = () => {
    const accountMeta = (instruction.accounts as TAccountMetas)[accountIndex]!;
    accountIndex += 1;
    return accountMeta;
  };
  return {
    programAddress: instruction.programAddress,
    accounts: { pendingAdmin: getNextAccount(), strategy: getNextAccount() },
    data: getUpdateStrategyAdminInstructionDataDecoder().decode(
      instruction.data,
    ),
  };
}