/**
 * 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 ReadonlyAccount,
  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 CLOSE_PROGRAM_ACCOUNT_DISCRIMINATOR = new Uint8Array([
  245, 14, 192, 211, 99, 42, 170, 187,
]);

export function getCloseProgramAccountDiscriminatorBytes() {
  return fixEncoderSize(getBytesEncoder(), 8).encode(
    CLOSE_PROGRAM_ACCOUNT_DISCRIMINATOR,
  );
}

export type CloseProgramAccountInstruction<
  TProgram extends string = typeof YVAULTS_PROGRAM_ADDRESS,
  TAccountAdminAuthority extends string | AccountMeta<string> = string,
  TAccountProgram extends string | AccountMeta<string> = string,
  TAccountProgramData extends string | AccountMeta<string> = string,
  TAccountClosingAccount extends string | AccountMeta<string> = string,
  TAccountSystemProgram extends string | AccountMeta<string> =
    "11111111111111111111111111111111",
  TRemainingAccounts extends readonly AccountMeta<string>[] = [],
> = Instruction<TProgram> &
  InstructionWithData<ReadonlyUint8Array> &
  InstructionWithAccounts<
    [
      TAccountAdminAuthority extends string
        ? WritableSignerAccount<TAccountAdminAuthority> &
            AccountSignerMeta<TAccountAdminAuthority>
        : TAccountAdminAuthority,
      TAccountProgram extends string
        ? ReadonlyAccount<TAccountProgram>
        : TAccountProgram,
      TAccountProgramData extends string
        ? ReadonlyAccount<TAccountProgramData>
        : TAccountProgramData,
      TAccountClosingAccount extends string
        ? WritableAccount<TAccountClosingAccount>
        : TAccountClosingAccount,
      TAccountSystemProgram extends string
        ? ReadonlyAccount<TAccountSystemProgram>
        : TAccountSystemProgram,
      ...TRemainingAccounts,
    ]
  >;

export type CloseProgramAccountInstructionData = {
  discriminator: ReadonlyUint8Array;
};

export type CloseProgramAccountInstructionDataArgs = {};

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

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

export function getCloseProgramAccountInstructionDataCodec(): FixedSizeCodec<
  CloseProgramAccountInstructionDataArgs,
  CloseProgramAccountInstructionData
> {
  return combineCodec(
    getCloseProgramAccountInstructionDataEncoder(),
    getCloseProgramAccountInstructionDataDecoder(),
  );
}

export type CloseProgramAccountInput<
  TAccountAdminAuthority extends string = string,
  TAccountProgram extends string = string,
  TAccountProgramData extends string = string,
  TAccountClosingAccount extends string = string,
  TAccountSystemProgram extends string = string,
> = {
  adminAuthority: TransactionSigner<TAccountAdminAuthority>;
  program: Address<TAccountProgram>;
  programData: Address<TAccountProgramData>;
  closingAccount: Address<TAccountClosingAccount>;
  systemProgram?: Address<TAccountSystemProgram>;
};

export function getCloseProgramAccountInstruction<
  TAccountAdminAuthority extends string,
  TAccountProgram extends string,
  TAccountProgramData extends string,
  TAccountClosingAccount extends string,
  TAccountSystemProgram extends string,
  TProgramAddress extends Address = typeof YVAULTS_PROGRAM_ADDRESS,
>(
  input: CloseProgramAccountInput<
    TAccountAdminAuthority,
    TAccountProgram,
    TAccountProgramData,
    TAccountClosingAccount,
    TAccountSystemProgram
  >,
  config?: { programAddress?: TProgramAddress },
): CloseProgramAccountInstruction<
  TProgramAddress,
  TAccountAdminAuthority,
  TAccountProgram,
  TAccountProgramData,
  TAccountClosingAccount,
  TAccountSystemProgram
> {
  // Program address.
  const programAddress = config?.programAddress ?? YVAULTS_PROGRAM_ADDRESS;

  // Original accounts.
  const originalAccounts = {
    adminAuthority: { value: input.adminAuthority ?? null, isWritable: true },
    program: { value: input.program ?? null, isWritable: false },
    programData: { value: input.programData ?? null, isWritable: false },
    closingAccount: { value: input.closingAccount ?? null, isWritable: true },
    systemProgram: { value: input.systemProgram ?? null, isWritable: false },
  };
  const accounts = originalAccounts as Record<
    keyof typeof originalAccounts,
    ResolvedAccount
  >;

  // Resolve default values.
  if (!accounts.systemProgram.value) {
    accounts.systemProgram.value =
      "11111111111111111111111111111111" as Address<"11111111111111111111111111111111">;
  }

  const getAccountMeta = getAccountMetaFactory(programAddress, "programId");
  return Object.freeze({
    accounts: [
      getAccountMeta(accounts.adminAuthority),
      getAccountMeta(accounts.program),
      getAccountMeta(accounts.programData),
      getAccountMeta(accounts.closingAccount),
      getAccountMeta(accounts.systemProgram),
    ],
    data: getCloseProgramAccountInstructionDataEncoder().encode({}),
    programAddress,
  } as CloseProgramAccountInstruction<
    TProgramAddress,
    TAccountAdminAuthority,
    TAccountProgram,
    TAccountProgramData,
    TAccountClosingAccount,
    TAccountSystemProgram
  >);
}

export type ParsedCloseProgramAccountInstruction<
  TProgram extends string = typeof YVAULTS_PROGRAM_ADDRESS,
  TAccountMetas extends readonly AccountMeta[] = readonly AccountMeta[],
> = {
  programAddress: Address<TProgram>;
  accounts: {
    adminAuthority: TAccountMetas[0];
    program: TAccountMetas[1];
    programData: TAccountMetas[2];
    closingAccount: TAccountMetas[3];
    systemProgram: TAccountMetas[4];
  };
  data: CloseProgramAccountInstructionData;
};

export function parseCloseProgramAccountInstruction<
  TProgram extends string,
  TAccountMetas extends readonly AccountMeta[],
>(
  instruction: Instruction<TProgram> &
    InstructionWithAccounts<TAccountMetas> &
    InstructionWithData<ReadonlyUint8Array>,
): ParsedCloseProgramAccountInstruction<TProgram, TAccountMetas> {
  if (instruction.accounts.length < 5) {
    // 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: {
      adminAuthority: getNextAccount(),
      program: getNextAccount(),
      programData: getNextAccount(),
      closingAccount: getNextAccount(),
      systemProgram: getNextAccount(),
    },
    data: getCloseProgramAccountInstructionDataDecoder().decode(
      instruction.data,
    ),
  };
}