/**
 * 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 CHANGE_POOL_DISCRIMINATOR = new Uint8Array([
  141, 221, 123, 235, 35, 9, 145, 201,
]);

export function getChangePoolDiscriminatorBytes() {
  return fixEncoderSize(getBytesEncoder(), 8).encode(CHANGE_POOL_DISCRIMINATOR);
}

export type ChangePoolInstruction<
  TProgram extends string = typeof YVAULTS_PROGRAM_ADDRESS,
  TAccountAdminAuthority extends string | AccountMeta<string> = string,
  TAccountStrategy extends string | AccountMeta<string> = string,
  TAccountOldPosition extends string | AccountMeta<string> = string,
  TAccountBaseVaultAuthority extends string | AccountMeta<string> = string,
  TAccountNewPool extends string | AccountMeta<string> = string,
  TAccountStrategyRewardVault0OrBaseVaultAuthority extends
    | string
    | AccountMeta<string> = string,
  TAccountStrategyRewardVault1OrBaseVaultAuthority extends
    | string
    | AccountMeta<string> = string,
  TAccountStrategyRewardVault2OrBaseVaultAuthority extends
    | string
    | AccountMeta<string> = string,
  TRemainingAccounts extends readonly AccountMeta<string>[] = [],
> = Instruction<TProgram> &
  InstructionWithData<ReadonlyUint8Array> &
  InstructionWithAccounts<
    [
      TAccountAdminAuthority extends string
        ? WritableSignerAccount<TAccountAdminAuthority> &
            AccountSignerMeta<TAccountAdminAuthority>
        : TAccountAdminAuthority,
      TAccountStrategy extends string
        ? WritableAccount<TAccountStrategy>
        : TAccountStrategy,
      TAccountOldPosition extends string
        ? ReadonlyAccount<TAccountOldPosition>
        : TAccountOldPosition,
      TAccountBaseVaultAuthority extends string
        ? ReadonlyAccount<TAccountBaseVaultAuthority>
        : TAccountBaseVaultAuthority,
      TAccountNewPool extends string
        ? ReadonlyAccount<TAccountNewPool>
        : TAccountNewPool,
      TAccountStrategyRewardVault0OrBaseVaultAuthority extends string
        ? ReadonlyAccount<TAccountStrategyRewardVault0OrBaseVaultAuthority>
        : TAccountStrategyRewardVault0OrBaseVaultAuthority,
      TAccountStrategyRewardVault1OrBaseVaultAuthority extends string
        ? ReadonlyAccount<TAccountStrategyRewardVault1OrBaseVaultAuthority>
        : TAccountStrategyRewardVault1OrBaseVaultAuthority,
      TAccountStrategyRewardVault2OrBaseVaultAuthority extends string
        ? ReadonlyAccount<TAccountStrategyRewardVault2OrBaseVaultAuthority>
        : TAccountStrategyRewardVault2OrBaseVaultAuthority,
      ...TRemainingAccounts,
    ]
  >;

export type ChangePoolInstructionData = { discriminator: ReadonlyUint8Array };

export type ChangePoolInstructionDataArgs = {};

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

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

export function getChangePoolInstructionDataCodec(): FixedSizeCodec<
  ChangePoolInstructionDataArgs,
  ChangePoolInstructionData
> {
  return combineCodec(
    getChangePoolInstructionDataEncoder(),
    getChangePoolInstructionDataDecoder(),
  );
}

export type ChangePoolInput<
  TAccountAdminAuthority extends string = string,
  TAccountStrategy extends string = string,
  TAccountOldPosition extends string = string,
  TAccountBaseVaultAuthority extends string = string,
  TAccountNewPool extends string = string,
  TAccountStrategyRewardVault0OrBaseVaultAuthority extends string = string,
  TAccountStrategyRewardVault1OrBaseVaultAuthority extends string = string,
  TAccountStrategyRewardVault2OrBaseVaultAuthority extends string = string,
> = {
  adminAuthority: TransactionSigner<TAccountAdminAuthority>;
  strategy: Address<TAccountStrategy>;
  oldPosition: Address<TAccountOldPosition>;
  baseVaultAuthority: Address<TAccountBaseVaultAuthority>;
  newPool: Address<TAccountNewPool>;
  strategyRewardVault0OrBaseVaultAuthority: Address<TAccountStrategyRewardVault0OrBaseVaultAuthority>;
  strategyRewardVault1OrBaseVaultAuthority: Address<TAccountStrategyRewardVault1OrBaseVaultAuthority>;
  strategyRewardVault2OrBaseVaultAuthority: Address<TAccountStrategyRewardVault2OrBaseVaultAuthority>;
};

export function getChangePoolInstruction<
  TAccountAdminAuthority extends string,
  TAccountStrategy extends string,
  TAccountOldPosition extends string,
  TAccountBaseVaultAuthority extends string,
  TAccountNewPool extends string,
  TAccountStrategyRewardVault0OrBaseVaultAuthority extends string,
  TAccountStrategyRewardVault1OrBaseVaultAuthority extends string,
  TAccountStrategyRewardVault2OrBaseVaultAuthority extends string,
  TProgramAddress extends Address = typeof YVAULTS_PROGRAM_ADDRESS,
>(
  input: ChangePoolInput<
    TAccountAdminAuthority,
    TAccountStrategy,
    TAccountOldPosition,
    TAccountBaseVaultAuthority,
    TAccountNewPool,
    TAccountStrategyRewardVault0OrBaseVaultAuthority,
    TAccountStrategyRewardVault1OrBaseVaultAuthority,
    TAccountStrategyRewardVault2OrBaseVaultAuthority
  >,
  config?: { programAddress?: TProgramAddress },
): ChangePoolInstruction<
  TProgramAddress,
  TAccountAdminAuthority,
  TAccountStrategy,
  TAccountOldPosition,
  TAccountBaseVaultAuthority,
  TAccountNewPool,
  TAccountStrategyRewardVault0OrBaseVaultAuthority,
  TAccountStrategyRewardVault1OrBaseVaultAuthority,
  TAccountStrategyRewardVault2OrBaseVaultAuthority
> {
  // Program address.
  const programAddress = config?.programAddress ?? YVAULTS_PROGRAM_ADDRESS;

  // Original accounts.
  const originalAccounts = {
    adminAuthority: { value: input.adminAuthority ?? null, isWritable: true },
    strategy: { value: input.strategy ?? null, isWritable: true },
    oldPosition: { value: input.oldPosition ?? null, isWritable: false },
    baseVaultAuthority: {
      value: input.baseVaultAuthority ?? null,
      isWritable: false,
    },
    newPool: { value: input.newPool ?? null, isWritable: false },
    strategyRewardVault0OrBaseVaultAuthority: {
      value: input.strategyRewardVault0OrBaseVaultAuthority ?? null,
      isWritable: false,
    },
    strategyRewardVault1OrBaseVaultAuthority: {
      value: input.strategyRewardVault1OrBaseVaultAuthority ?? null,
      isWritable: false,
    },
    strategyRewardVault2OrBaseVaultAuthority: {
      value: input.strategyRewardVault2OrBaseVaultAuthority ?? null,
      isWritable: false,
    },
  };
  const accounts = originalAccounts as Record<
    keyof typeof originalAccounts,
    ResolvedAccount
  >;

  const getAccountMeta = getAccountMetaFactory(programAddress, "programId");
  return Object.freeze({
    accounts: [
      getAccountMeta(accounts.adminAuthority),
      getAccountMeta(accounts.strategy),
      getAccountMeta(accounts.oldPosition),
      getAccountMeta(accounts.baseVaultAuthority),
      getAccountMeta(accounts.newPool),
      getAccountMeta(accounts.strategyRewardVault0OrBaseVaultAuthority),
      getAccountMeta(accounts.strategyRewardVault1OrBaseVaultAuthority),
      getAccountMeta(accounts.strategyRewardVault2OrBaseVaultAuthority),
    ],
    data: getChangePoolInstructionDataEncoder().encode({}),
    programAddress,
  } as ChangePoolInstruction<
    TProgramAddress,
    TAccountAdminAuthority,
    TAccountStrategy,
    TAccountOldPosition,
    TAccountBaseVaultAuthority,
    TAccountNewPool,
    TAccountStrategyRewardVault0OrBaseVaultAuthority,
    TAccountStrategyRewardVault1OrBaseVaultAuthority,
    TAccountStrategyRewardVault2OrBaseVaultAuthority
  >);
}

export type ParsedChangePoolInstruction<
  TProgram extends string = typeof YVAULTS_PROGRAM_ADDRESS,
  TAccountMetas extends readonly AccountMeta[] = readonly AccountMeta[],
> = {
  programAddress: Address<TProgram>;
  accounts: {
    adminAuthority: TAccountMetas[0];
    strategy: TAccountMetas[1];
    oldPosition: TAccountMetas[2];
    baseVaultAuthority: TAccountMetas[3];
    newPool: TAccountMetas[4];
    strategyRewardVault0OrBaseVaultAuthority: TAccountMetas[5];
    strategyRewardVault1OrBaseVaultAuthority: TAccountMetas[6];
    strategyRewardVault2OrBaseVaultAuthority: TAccountMetas[7];
  };
  data: ChangePoolInstructionData;
};

export function parseChangePoolInstruction<
  TProgram extends string,
  TAccountMetas extends readonly AccountMeta[],
>(
  instruction: Instruction<TProgram> &
    InstructionWithAccounts<TAccountMetas> &
    InstructionWithData<ReadonlyUint8Array>,
): ParsedChangePoolInstruction<TProgram, TAccountMetas> {
  if (instruction.accounts.length < 8) {
    // 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(),
      strategy: getNextAccount(),
      oldPosition: getNextAccount(),
      baseVaultAuthority: getNextAccount(),
      newPool: getNextAccount(),
      strategyRewardVault0OrBaseVaultAuthority: getNextAccount(),
      strategyRewardVault1OrBaseVaultAuthority: getNextAccount(),
      strategyRewardVault2OrBaseVaultAuthority: getNextAccount(),
    },
    data: getChangePoolInstructionDataDecoder().decode(instruction.data),
  };
}