/**
 * 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, getU8Decoder, getU8Encoder, transformEncoder, type AccountMeta, type AccountSignerMeta, type Address, type FixedSizeCodec, type FixedSizeDecoder, type FixedSizeEncoder, type Instruction, type InstructionWithAccounts, type InstructionWithData, type ReadonlyAccount, type ReadonlySignerAccount, type ReadonlyUint8Array, type TransactionSigner, type WritableAccount, type WritableSignerAccount } from '@solana/kit';
import { WHIRLPOOL_PROGRAM_ADDRESS } from '../programs';
import { getAccountMetaFactory, type ResolvedAccount } from '../shared';

export const INITIALIZE_REWARD_V2_DISCRIMINATOR = new Uint8Array([91, 1, 77, 50, 235, 229, 133, 49]);

export function getInitializeRewardV2DiscriminatorBytes() { return fixEncoderSize(getBytesEncoder(), 8).encode(INITIALIZE_REWARD_V2_DISCRIMINATOR); }

export type InitializeRewardV2Instruction<TProgram extends string = typeof WHIRLPOOL_PROGRAM_ADDRESS, TAccountRewardAuthority extends string | AccountMeta<string> = string, TAccountFunder extends string | AccountMeta<string> = string, TAccountWhirlpool extends string | AccountMeta<string> = string, TAccountRewardMint extends string | AccountMeta<string> = string, TAccountRewardTokenBadge extends string | AccountMeta<string> = string, TAccountRewardVault extends string | AccountMeta<string> = string, TAccountRewardTokenProgram extends string | AccountMeta<string> = string, TAccountSystemProgram extends string | AccountMeta<string> = "11111111111111111111111111111111", TAccountRent extends string | AccountMeta<string> = "SysvarRent111111111111111111111111111111111", TRemainingAccounts extends readonly AccountMeta<string>[] = []> =
Instruction<TProgram> & InstructionWithData<ReadonlyUint8Array> & InstructionWithAccounts<[TAccountRewardAuthority extends string ? ReadonlySignerAccount<TAccountRewardAuthority> & AccountSignerMeta<TAccountRewardAuthority> : TAccountRewardAuthority, TAccountFunder extends string ? WritableSignerAccount<TAccountFunder> & AccountSignerMeta<TAccountFunder> : TAccountFunder, TAccountWhirlpool extends string ? WritableAccount<TAccountWhirlpool> : TAccountWhirlpool, TAccountRewardMint extends string ? ReadonlyAccount<TAccountRewardMint> : TAccountRewardMint, TAccountRewardTokenBadge extends string ? ReadonlyAccount<TAccountRewardTokenBadge> : TAccountRewardTokenBadge, TAccountRewardVault extends string ? WritableSignerAccount<TAccountRewardVault> & AccountSignerMeta<TAccountRewardVault> : TAccountRewardVault, TAccountRewardTokenProgram extends string ? ReadonlyAccount<TAccountRewardTokenProgram> : TAccountRewardTokenProgram, TAccountSystemProgram extends string ? ReadonlyAccount<TAccountSystemProgram> : TAccountSystemProgram, TAccountRent extends string ? ReadonlyAccount<TAccountRent> : TAccountRent, ...TRemainingAccounts]>;

export type InitializeRewardV2InstructionData = { discriminator: ReadonlyUint8Array; rewardIndex: number;  };

export type InitializeRewardV2InstructionDataArgs = { rewardIndex: number;  };

export function getInitializeRewardV2InstructionDataEncoder(): FixedSizeEncoder<InitializeRewardV2InstructionDataArgs> {
    return transformEncoder(getStructEncoder([['discriminator', fixEncoderSize(getBytesEncoder(), 8)], ['rewardIndex', getU8Encoder()]]), (value) => ({ ...value, discriminator: INITIALIZE_REWARD_V2_DISCRIMINATOR }));
}

export function getInitializeRewardV2InstructionDataDecoder(): FixedSizeDecoder<InitializeRewardV2InstructionData> {
    return getStructDecoder([['discriminator', fixDecoderSize(getBytesDecoder(), 8)], ['rewardIndex', getU8Decoder()]]);
}

export function getInitializeRewardV2InstructionDataCodec(): FixedSizeCodec<InitializeRewardV2InstructionDataArgs, InitializeRewardV2InstructionData> {
    return combineCodec(getInitializeRewardV2InstructionDataEncoder(), getInitializeRewardV2InstructionDataDecoder());
}

export type InitializeRewardV2Input<TAccountRewardAuthority extends string = string, TAccountFunder extends string = string, TAccountWhirlpool extends string = string, TAccountRewardMint extends string = string, TAccountRewardTokenBadge extends string = string, TAccountRewardVault extends string = string, TAccountRewardTokenProgram extends string = string, TAccountSystemProgram extends string = string, TAccountRent extends string = string> =  {
  rewardAuthority: TransactionSigner<TAccountRewardAuthority>;
funder: TransactionSigner<TAccountFunder>;
whirlpool: Address<TAccountWhirlpool>;
rewardMint: Address<TAccountRewardMint>;
rewardTokenBadge: Address<TAccountRewardTokenBadge>;
rewardVault: TransactionSigner<TAccountRewardVault>;
rewardTokenProgram: Address<TAccountRewardTokenProgram>;
systemProgram?: Address<TAccountSystemProgram>;
rent?: Address<TAccountRent>;
rewardIndex: InitializeRewardV2InstructionDataArgs["rewardIndex"];
}

export function getInitializeRewardV2Instruction<TAccountRewardAuthority extends string, TAccountFunder extends string, TAccountWhirlpool extends string, TAccountRewardMint extends string, TAccountRewardTokenBadge extends string, TAccountRewardVault extends string, TAccountRewardTokenProgram extends string, TAccountSystemProgram extends string, TAccountRent extends string, TProgramAddress extends Address = typeof WHIRLPOOL_PROGRAM_ADDRESS>(input: InitializeRewardV2Input<TAccountRewardAuthority, TAccountFunder, TAccountWhirlpool, TAccountRewardMint, TAccountRewardTokenBadge, TAccountRewardVault, TAccountRewardTokenProgram, TAccountSystemProgram, TAccountRent>, config?: { programAddress?: TProgramAddress } ): InitializeRewardV2Instruction<TProgramAddress, TAccountRewardAuthority, TAccountFunder, TAccountWhirlpool, TAccountRewardMint, TAccountRewardTokenBadge, TAccountRewardVault, TAccountRewardTokenProgram, TAccountSystemProgram, TAccountRent> {
  // Program address.
const programAddress = config?.programAddress ?? WHIRLPOOL_PROGRAM_ADDRESS;

 // Original accounts.
const originalAccounts = { rewardAuthority: { value: input.rewardAuthority ?? null, isWritable: false }, funder: { value: input.funder ?? null, isWritable: true }, whirlpool: { value: input.whirlpool ?? null, isWritable: true }, rewardMint: { value: input.rewardMint ?? null, isWritable: false }, rewardTokenBadge: { value: input.rewardTokenBadge ?? null, isWritable: false }, rewardVault: { value: input.rewardVault ?? null, isWritable: true }, rewardTokenProgram: { value: input.rewardTokenProgram ?? null, isWritable: false }, systemProgram: { value: input.systemProgram ?? null, isWritable: false }, rent: { value: input.rent ?? null, isWritable: false } }
const accounts = originalAccounts as Record<keyof typeof originalAccounts, ResolvedAccount>;


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


// Resolve default values.
if (!accounts.systemProgram.value) {
accounts.systemProgram.value = '11111111111111111111111111111111' as Address<'11111111111111111111111111111111'>;
}
if (!accounts.rent.value) {
accounts.rent.value = 'SysvarRent111111111111111111111111111111111' as Address<'SysvarRent111111111111111111111111111111111'>;
}

const getAccountMeta = getAccountMetaFactory(programAddress, 'programId');
return Object.freeze({ accounts: [getAccountMeta(accounts.rewardAuthority), getAccountMeta(accounts.funder), getAccountMeta(accounts.whirlpool), getAccountMeta(accounts.rewardMint), getAccountMeta(accounts.rewardTokenBadge), getAccountMeta(accounts.rewardVault), getAccountMeta(accounts.rewardTokenProgram), getAccountMeta(accounts.systemProgram), getAccountMeta(accounts.rent)], data: getInitializeRewardV2InstructionDataEncoder().encode(args as InitializeRewardV2InstructionDataArgs), programAddress } as InitializeRewardV2Instruction<TProgramAddress, TAccountRewardAuthority, TAccountFunder, TAccountWhirlpool, TAccountRewardMint, TAccountRewardTokenBadge, TAccountRewardVault, TAccountRewardTokenProgram, TAccountSystemProgram, TAccountRent>);
}

export type ParsedInitializeRewardV2Instruction<TProgram extends string = typeof WHIRLPOOL_PROGRAM_ADDRESS, TAccountMetas extends readonly AccountMeta[] = readonly AccountMeta[]> = { programAddress: Address<TProgram>;
accounts: {
rewardAuthority: TAccountMetas[0];
funder: TAccountMetas[1];
whirlpool: TAccountMetas[2];
rewardMint: TAccountMetas[3];
rewardTokenBadge: TAccountMetas[4];
rewardVault: TAccountMetas[5];
rewardTokenProgram: TAccountMetas[6];
systemProgram: TAccountMetas[7];
rent: TAccountMetas[8];
};
data: InitializeRewardV2InstructionData; };

export function parseInitializeRewardV2Instruction<TProgram extends string, TAccountMetas extends readonly AccountMeta[]>(instruction: Instruction<TProgram> & InstructionWithAccounts<TAccountMetas> & InstructionWithData<ReadonlyUint8Array>): ParsedInitializeRewardV2Instruction<TProgram, TAccountMetas> {
  if (instruction.accounts.length < 9) {
  // 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: { rewardAuthority: getNextAccount(), funder: getNextAccount(), whirlpool: getNextAccount(), rewardMint: getNextAccount(), rewardTokenBadge: getNextAccount(), rewardVault: getNextAccount(), rewardTokenProgram: getNextAccount(), systemProgram: getNextAccount(), rent: getNextAccount() }, data: getInitializeRewardV2InstructionDataDecoder().decode(instruction.data) };
}