/**
 * 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 {
  addDecoderSizePrefix,
  addEncoderSizePrefix,
  combineCodec,
  fixDecoderSize,
  fixEncoderSize,
  getBytesDecoder,
  getBytesEncoder,
  getStructDecoder,
  getStructEncoder,
  getU32Decoder,
  getU32Encoder,
  getU64Decoder,
  getU64Encoder,
  getUtf8Decoder,
  getUtf8Encoder,
  transformEncoder,
  type AccountMeta,
  type AccountSignerMeta,
  type Address,
  type Codec,
  type Decoder,
  type Encoder,
  type Instruction,
  type InstructionWithAccounts,
  type InstructionWithData,
  type ReadonlyAccount,
  type ReadonlySignerAccount,
  type ReadonlyUint8Array,
  type TransactionSigner,
  type WritableAccount,
} from "@solana/kit";
import { SCOPE_PROGRAM_ADDRESS } from "../programs";
import { getAccountMetaFactory, type ResolvedAccount } from "../shared";

export const RESET_TWAP_DISCRIMINATOR = new Uint8Array([
  101, 216, 28, 92, 154, 79, 49, 187,
]);

export function getResetTwapDiscriminatorBytes() {
  return fixEncoderSize(getBytesEncoder(), 8).encode(RESET_TWAP_DISCRIMINATOR);
}

export type ResetTwapInstruction<
  TProgram extends string = typeof SCOPE_PROGRAM_ADDRESS,
  TAccountAdmin extends string | AccountMeta<string> = string,
  TAccountConfiguration extends string | AccountMeta<string> = string,
  TAccountOracleTwaps extends string | AccountMeta<string> = string,
  TAccountInstructionSysvarAccountInfo extends string | AccountMeta<string> =
    string,
  TRemainingAccounts extends readonly AccountMeta<string>[] = [],
> = Instruction<TProgram> &
  InstructionWithData<ReadonlyUint8Array> &
  InstructionWithAccounts<
    [
      TAccountAdmin extends string
        ? ReadonlySignerAccount<TAccountAdmin> &
            AccountSignerMeta<TAccountAdmin>
        : TAccountAdmin,
      TAccountConfiguration extends string
        ? ReadonlyAccount<TAccountConfiguration>
        : TAccountConfiguration,
      TAccountOracleTwaps extends string
        ? WritableAccount<TAccountOracleTwaps>
        : TAccountOracleTwaps,
      TAccountInstructionSysvarAccountInfo extends string
        ? ReadonlyAccount<TAccountInstructionSysvarAccountInfo>
        : TAccountInstructionSysvarAccountInfo,
      ...TRemainingAccounts,
    ]
  >;

export type ResetTwapInstructionData = {
  discriminator: ReadonlyUint8Array;
  token: bigint;
  feedName: string;
};

export type ResetTwapInstructionDataArgs = {
  token: number | bigint;
  feedName: string;
};

export function getResetTwapInstructionDataEncoder(): Encoder<ResetTwapInstructionDataArgs> {
  return transformEncoder(
    getStructEncoder([
      ["discriminator", fixEncoderSize(getBytesEncoder(), 8)],
      ["token", getU64Encoder()],
      ["feedName", addEncoderSizePrefix(getUtf8Encoder(), getU32Encoder())],
    ]),
    (value) => ({ ...value, discriminator: RESET_TWAP_DISCRIMINATOR }),
  );
}

export function getResetTwapInstructionDataDecoder(): Decoder<ResetTwapInstructionData> {
  return getStructDecoder([
    ["discriminator", fixDecoderSize(getBytesDecoder(), 8)],
    ["token", getU64Decoder()],
    ["feedName", addDecoderSizePrefix(getUtf8Decoder(), getU32Decoder())],
  ]);
}

export function getResetTwapInstructionDataCodec(): Codec<
  ResetTwapInstructionDataArgs,
  ResetTwapInstructionData
> {
  return combineCodec(
    getResetTwapInstructionDataEncoder(),
    getResetTwapInstructionDataDecoder(),
  );
}

export type ResetTwapInput<
  TAccountAdmin extends string = string,
  TAccountConfiguration extends string = string,
  TAccountOracleTwaps extends string = string,
  TAccountInstructionSysvarAccountInfo extends string = string,
> = {
  admin: TransactionSigner<TAccountAdmin>;
  configuration: Address<TAccountConfiguration>;
  oracleTwaps: Address<TAccountOracleTwaps>;
  instructionSysvarAccountInfo: Address<TAccountInstructionSysvarAccountInfo>;
  token: ResetTwapInstructionDataArgs["token"];
  feedName: ResetTwapInstructionDataArgs["feedName"];
};

export function getResetTwapInstruction<
  TAccountAdmin extends string,
  TAccountConfiguration extends string,
  TAccountOracleTwaps extends string,
  TAccountInstructionSysvarAccountInfo extends string,
  TProgramAddress extends Address = typeof SCOPE_PROGRAM_ADDRESS,
>(
  input: ResetTwapInput<
    TAccountAdmin,
    TAccountConfiguration,
    TAccountOracleTwaps,
    TAccountInstructionSysvarAccountInfo
  >,
  config?: { programAddress?: TProgramAddress },
): ResetTwapInstruction<
  TProgramAddress,
  TAccountAdmin,
  TAccountConfiguration,
  TAccountOracleTwaps,
  TAccountInstructionSysvarAccountInfo
> {
  // Program address.
  const programAddress = config?.programAddress ?? SCOPE_PROGRAM_ADDRESS;

  // Original accounts.
  const originalAccounts = {
    admin: { value: input.admin ?? null, isWritable: false },
    configuration: { value: input.configuration ?? null, isWritable: false },
    oracleTwaps: { value: input.oracleTwaps ?? null, isWritable: true },
    instructionSysvarAccountInfo: {
      value: input.instructionSysvarAccountInfo ?? 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.admin),
      getAccountMeta(accounts.configuration),
      getAccountMeta(accounts.oracleTwaps),
      getAccountMeta(accounts.instructionSysvarAccountInfo),
    ],
    data: getResetTwapInstructionDataEncoder().encode(
      args as ResetTwapInstructionDataArgs,
    ),
    programAddress,
  } as ResetTwapInstruction<
    TProgramAddress,
    TAccountAdmin,
    TAccountConfiguration,
    TAccountOracleTwaps,
    TAccountInstructionSysvarAccountInfo
  >);
}

export type ParsedResetTwapInstruction<
  TProgram extends string = typeof SCOPE_PROGRAM_ADDRESS,
  TAccountMetas extends readonly AccountMeta[] = readonly AccountMeta[],
> = {
  programAddress: Address<TProgram>;
  accounts: {
    admin: TAccountMetas[0];
    configuration: TAccountMetas[1];
    oracleTwaps: TAccountMetas[2];
    instructionSysvarAccountInfo: TAccountMetas[3];
  };
  data: ResetTwapInstructionData;
};

export function parseResetTwapInstruction<
  TProgram extends string,
  TAccountMetas extends readonly AccountMeta[],
>(
  instruction: Instruction<TProgram> &
    InstructionWithAccounts<TAccountMetas> &
    InstructionWithData<ReadonlyUint8Array>,
): ParsedResetTwapInstruction<TProgram, TAccountMetas> {
  if (instruction.accounts.length < 4) {
    // 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: {
      admin: getNextAccount(),
      configuration: getNextAccount(),
      oracleTwaps: getNextAccount(),
      instructionSysvarAccountInfo: getNextAccount(),
    },
    data: getResetTwapInstructionDataDecoder().decode(instruction.data),
  };
}