/**
 * 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,
    getStructDecoder,
    getStructEncoder,
    getU8Decoder,
    getU8Encoder,
    SOLANA_ERROR__PROGRAM_CLIENTS__INSUFFICIENT_ACCOUNT_METAS,
    SolanaError,
    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,
} from '@solana/kit';
import { getAccountMetaFactory, type ResolvedInstructionAccount } from '@solana/program-client-core';
import { PAYMENT_CHANNELS_PROGRAM_ADDRESS } from '../programs/index.js';
import {
    getSettleAndSealArgsDecoder,
    getSettleAndSealArgsEncoder,
    type SettleAndSealArgs,
    type SettleAndSealArgsArgs,
} from '../types/index.js';

export const SETTLE_AND_SEAL_DISCRIMINATOR = 4;

export function getSettleAndSealDiscriminatorBytes(): ReadonlyUint8Array {
    return getU8Encoder().encode(SETTLE_AND_SEAL_DISCRIMINATOR);
}

export type SettleAndSealInstruction<
    TProgram extends string = typeof PAYMENT_CHANNELS_PROGRAM_ADDRESS,
    TAccountPayee extends string | AccountMeta<string> = string,
    TAccountChannel extends string | AccountMeta<string> = string,
    TAccountInstructionsSysvar extends string | AccountMeta<string> = string,
    TRemainingAccounts extends readonly AccountMeta<string>[] = [],
> = Instruction<TProgram> &
    InstructionWithData<ReadonlyUint8Array> &
    InstructionWithAccounts<
        [
            TAccountPayee extends string
                ? ReadonlySignerAccount<TAccountPayee> & AccountSignerMeta<TAccountPayee>
                : TAccountPayee,
            TAccountChannel extends string ? WritableAccount<TAccountChannel> : TAccountChannel,
            TAccountInstructionsSysvar extends string
                ? ReadonlyAccount<TAccountInstructionsSysvar>
                : TAccountInstructionsSysvar,
            ...TRemainingAccounts,
        ]
    >;

export type SettleAndSealInstructionData = {
    discriminator: number;
    settleAndSealArgs: SettleAndSealArgs;
};

export type SettleAndSealInstructionDataArgs = {
    settleAndSealArgs: SettleAndSealArgsArgs;
};

export function getSettleAndSealInstructionDataEncoder(): FixedSizeEncoder<SettleAndSealInstructionDataArgs> {
    return transformEncoder(
        getStructEncoder([
            ['discriminator', getU8Encoder()],
            ['settleAndSealArgs', getSettleAndSealArgsEncoder()],
        ]),
        value => ({ ...value, discriminator: SETTLE_AND_SEAL_DISCRIMINATOR }),
    );
}

export function getSettleAndSealInstructionDataDecoder(): FixedSizeDecoder<SettleAndSealInstructionData> {
    return getStructDecoder([
        ['discriminator', getU8Decoder()],
        ['settleAndSealArgs', getSettleAndSealArgsDecoder()],
    ]);
}

export function getSettleAndSealInstructionDataCodec(): FixedSizeCodec<
    SettleAndSealInstructionDataArgs,
    SettleAndSealInstructionData
> {
    return combineCodec(getSettleAndSealInstructionDataEncoder(), getSettleAndSealInstructionDataDecoder());
}

export type SettleAndSealInput<
    TAccountPayee extends string = string,
    TAccountChannel extends string = string,
    TAccountInstructionsSysvar extends string = string,
> = {
    payee: TransactionSigner<TAccountPayee>;
    channel: Address<TAccountChannel>;
    instructionsSysvar: Address<TAccountInstructionsSysvar>;
    settleAndSealArgs: SettleAndSealInstructionDataArgs['settleAndSealArgs'];
};

export function getSettleAndSealInstruction<
    TAccountPayee extends string,
    TAccountChannel extends string,
    TAccountInstructionsSysvar extends string,
    TProgramAddress extends Address = typeof PAYMENT_CHANNELS_PROGRAM_ADDRESS,
>(
    input: SettleAndSealInput<TAccountPayee, TAccountChannel, TAccountInstructionsSysvar>,
    config?: { programAddress?: TProgramAddress },
): SettleAndSealInstruction<TProgramAddress, TAccountPayee, TAccountChannel, TAccountInstructionsSysvar> {
    // Program address.
    const programAddress = config?.programAddress ?? PAYMENT_CHANNELS_PROGRAM_ADDRESS;

    // Original accounts.
    const originalAccounts = {
        payee: { value: input.payee ?? null, isWritable: false },
        channel: { value: input.channel ?? null, isWritable: true },
        instructionsSysvar: {
            value: input.instructionsSysvar ?? null,
            isWritable: false,
        },
    };
    const accounts = originalAccounts as Record<keyof typeof originalAccounts, ResolvedInstructionAccount>;

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

    const getAccountMeta = getAccountMetaFactory(programAddress, 'programId');
    return Object.freeze({
        accounts: [
            getAccountMeta('payee', accounts.payee),
            getAccountMeta('channel', accounts.channel),
            getAccountMeta('instructionsSysvar', accounts.instructionsSysvar),
        ],
        data: getSettleAndSealInstructionDataEncoder().encode(args as SettleAndSealInstructionDataArgs),
        programAddress,
    } as SettleAndSealInstruction<TProgramAddress, TAccountPayee, TAccountChannel, TAccountInstructionsSysvar>);
}

export type ParsedSettleAndSealInstruction<
    TProgram extends string = typeof PAYMENT_CHANNELS_PROGRAM_ADDRESS,
    TAccountMetas extends readonly AccountMeta[] = readonly AccountMeta[],
> = {
    programAddress: Address<TProgram>;
    accounts: {
        payee: TAccountMetas[0];
        channel: TAccountMetas[1];
        instructionsSysvar: TAccountMetas[2];
    };
    data: SettleAndSealInstructionData;
};

export function parseSettleAndSealInstruction<TProgram extends string, TAccountMetas extends readonly AccountMeta[]>(
    instruction: Instruction<TProgram> &
        InstructionWithAccounts<TAccountMetas> &
        InstructionWithData<ReadonlyUint8Array>,
): ParsedSettleAndSealInstruction<TProgram, TAccountMetas> {
    if (instruction.accounts.length < 3) {
        throw new SolanaError(SOLANA_ERROR__PROGRAM_CLIENTS__INSUFFICIENT_ACCOUNT_METAS, {
            actualAccountMetas: instruction.accounts.length,
            expectedAccountMetas: 3,
        });
    }
    let accountIndex = 0;
    const getNextAccount = () => {
        const accountMeta = (instruction.accounts as TAccountMetas)[accountIndex]!;
        accountIndex += 1;
        return accountMeta;
    };
    return {
        programAddress: instruction.programAddress,
        accounts: {
            payee: getNextAccount(),
            channel: getNextAccount(),
            instructionsSysvar: getNextAccount(),
        },
        data: getSettleAndSealInstructionDataDecoder().decode(instruction.data),
    };
}