/**
 * 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,
  getU64Decoder,
  getU64Encoder,
  transformEncoder,
  type AccountMeta,
  type AccountSignerMeta,
  type Address,
  type FixedSizeCodec,
  type FixedSizeDecoder,
  type FixedSizeEncoder,
  type Instruction,
  type InstructionWithAccounts,
  type InstructionWithData,
  type ReadonlyAccount,
  type ReadonlyUint8Array,
  type TransactionSigner,
  type WritableSignerAccount,
} from "@solana/kit";
import { YVAULTS_PROGRAM_ADDRESS } from "../programs";
import { getAccountMetaFactory, type ResolvedAccount } from "../shared";

export const CHECK_EXPECTED_VAULTS_BALANCES_DISCRIMINATOR = new Uint8Array([
  75, 151, 187, 125, 50, 4, 11, 71,
]);

export function getCheckExpectedVaultsBalancesDiscriminatorBytes() {
  return fixEncoderSize(getBytesEncoder(), 8).encode(
    CHECK_EXPECTED_VAULTS_BALANCES_DISCRIMINATOR,
  );
}

export type CheckExpectedVaultsBalancesInstruction<
  TProgram extends string = typeof YVAULTS_PROGRAM_ADDRESS,
  TAccountUser extends string | AccountMeta<string> = string,
  TAccountTokenAAta extends string | AccountMeta<string> = string,
  TAccountTokenBAta extends string | AccountMeta<string> = string,
  TRemainingAccounts extends readonly AccountMeta<string>[] = [],
> = Instruction<TProgram> &
  InstructionWithData<ReadonlyUint8Array> &
  InstructionWithAccounts<
    [
      TAccountUser extends string
        ? WritableSignerAccount<TAccountUser> & AccountSignerMeta<TAccountUser>
        : TAccountUser,
      TAccountTokenAAta extends string
        ? ReadonlyAccount<TAccountTokenAAta>
        : TAccountTokenAAta,
      TAccountTokenBAta extends string
        ? ReadonlyAccount<TAccountTokenBAta>
        : TAccountTokenBAta,
      ...TRemainingAccounts,
    ]
  >;

export type CheckExpectedVaultsBalancesInstructionData = {
  discriminator: ReadonlyUint8Array;
  tokenAAtaBalance: bigint;
  tokenBAtaBalance: bigint;
};

export type CheckExpectedVaultsBalancesInstructionDataArgs = {
  tokenAAtaBalance: number | bigint;
  tokenBAtaBalance: number | bigint;
};

export function getCheckExpectedVaultsBalancesInstructionDataEncoder(): FixedSizeEncoder<CheckExpectedVaultsBalancesInstructionDataArgs> {
  return transformEncoder(
    getStructEncoder([
      ["discriminator", fixEncoderSize(getBytesEncoder(), 8)],
      ["tokenAAtaBalance", getU64Encoder()],
      ["tokenBAtaBalance", getU64Encoder()],
    ]),
    (value) => ({
      ...value,
      discriminator: CHECK_EXPECTED_VAULTS_BALANCES_DISCRIMINATOR,
    }),
  );
}

export function getCheckExpectedVaultsBalancesInstructionDataDecoder(): FixedSizeDecoder<CheckExpectedVaultsBalancesInstructionData> {
  return getStructDecoder([
    ["discriminator", fixDecoderSize(getBytesDecoder(), 8)],
    ["tokenAAtaBalance", getU64Decoder()],
    ["tokenBAtaBalance", getU64Decoder()],
  ]);
}

export function getCheckExpectedVaultsBalancesInstructionDataCodec(): FixedSizeCodec<
  CheckExpectedVaultsBalancesInstructionDataArgs,
  CheckExpectedVaultsBalancesInstructionData
> {
  return combineCodec(
    getCheckExpectedVaultsBalancesInstructionDataEncoder(),
    getCheckExpectedVaultsBalancesInstructionDataDecoder(),
  );
}

export type CheckExpectedVaultsBalancesInput<
  TAccountUser extends string = string,
  TAccountTokenAAta extends string = string,
  TAccountTokenBAta extends string = string,
> = {
  user: TransactionSigner<TAccountUser>;
  tokenAAta: Address<TAccountTokenAAta>;
  tokenBAta: Address<TAccountTokenBAta>;
  tokenAAtaBalance: CheckExpectedVaultsBalancesInstructionDataArgs["tokenAAtaBalance"];
  tokenBAtaBalance: CheckExpectedVaultsBalancesInstructionDataArgs["tokenBAtaBalance"];
};

export function getCheckExpectedVaultsBalancesInstruction<
  TAccountUser extends string,
  TAccountTokenAAta extends string,
  TAccountTokenBAta extends string,
  TProgramAddress extends Address = typeof YVAULTS_PROGRAM_ADDRESS,
>(
  input: CheckExpectedVaultsBalancesInput<
    TAccountUser,
    TAccountTokenAAta,
    TAccountTokenBAta
  >,
  config?: { programAddress?: TProgramAddress },
): CheckExpectedVaultsBalancesInstruction<
  TProgramAddress,
  TAccountUser,
  TAccountTokenAAta,
  TAccountTokenBAta
> {
  // Program address.
  const programAddress = config?.programAddress ?? YVAULTS_PROGRAM_ADDRESS;

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

  // Original args.
  const args = { ...input };

  const getAccountMeta = getAccountMetaFactory(programAddress, "programId");
  return Object.freeze({
    accounts: [
      getAccountMeta(accounts.user),
      getAccountMeta(accounts.tokenAAta),
      getAccountMeta(accounts.tokenBAta),
    ],
    data: getCheckExpectedVaultsBalancesInstructionDataEncoder().encode(
      args as CheckExpectedVaultsBalancesInstructionDataArgs,
    ),
    programAddress,
  } as CheckExpectedVaultsBalancesInstruction<
    TProgramAddress,
    TAccountUser,
    TAccountTokenAAta,
    TAccountTokenBAta
  >);
}

export type ParsedCheckExpectedVaultsBalancesInstruction<
  TProgram extends string = typeof YVAULTS_PROGRAM_ADDRESS,
  TAccountMetas extends readonly AccountMeta[] = readonly AccountMeta[],
> = {
  programAddress: Address<TProgram>;
  accounts: {
    user: TAccountMetas[0];
    tokenAAta: TAccountMetas[1];
    tokenBAta: TAccountMetas[2];
  };
  data: CheckExpectedVaultsBalancesInstructionData;
};

export function parseCheckExpectedVaultsBalancesInstruction<
  TProgram extends string,
  TAccountMetas extends readonly AccountMeta[],
>(
  instruction: Instruction<TProgram> &
    InstructionWithAccounts<TAccountMetas> &
    InstructionWithData<ReadonlyUint8Array>,
): ParsedCheckExpectedVaultsBalancesInstruction<TProgram, TAccountMetas> {
  if (instruction.accounts.length < 3) {
    // 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: {
      user: getNextAccount(),
      tokenAAta: getNextAccount(),
      tokenBAta: getNextAccount(),
    },
    data: getCheckExpectedVaultsBalancesInstructionDataDecoder().decode(
      instruction.data,
    ),
  };
}