/**
 * 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 {
  getAddressEncoder,
  getProgramDerivedAddress,
  type Address,
} from '@solana/addresses';
import {
  addDecoderSizePrefix,
  addEncoderSizePrefix,
  combineCodec,
  fixDecoderSize,
  fixEncoderSize,
  getBytesDecoder,
  getBytesEncoder,
  getStructDecoder,
  getStructEncoder,
  getU32Decoder,
  getU32Encoder,
  getU8Decoder,
  getU8Encoder,
  getUtf8Decoder,
  getUtf8Encoder,
  transformEncoder,
  type Codec,
  type Decoder,
  type Encoder,
  type ReadonlyUint8Array,
} from '@solana/codecs';
import {
  IAccountMeta,
  IInstruction,
  IInstructionWithAccounts,
  IInstructionWithData,
} from '../../utils/instruction-compat';
import {
  type IAccountSignerMeta,
  type TransactionSigner,
} from '@solana/signers';
import { POD_COM_PROGRAM_ADDRESS } from '../programs';
import {
  expectAddress,
  expectSome,
  getAccountMetaFactory,
  type ResolvedAccount,
} from '../shared';

// Define missing types for compatibility
type ReadonlyAccount<T> = T;
type WritableAccount<T> = T;
type WritableSignerAccount<T> = T;

export const SEND_MESSAGE_DISCRIMINATOR = new Uint8Array([
  15, 40, 235, 178, 191, 96, 190, 12,
]);

export function getSendMessageDiscriminatorBytes() {
  return fixEncoderSize(getBytesEncoder(), 8).encode(
    SEND_MESSAGE_DISCRIMINATOR
  );
}

export type SendMessageInstruction<
  TProgram extends string = typeof POD_COM_PROGRAM_ADDRESS,
  TAccountMessageAccount extends string | IAccountMeta<string> = string,
  TAccountSender extends string | IAccountMeta<string> = string,
  TAccountRecipient extends string | IAccountMeta<string> = string,
  TAccountSystemProgram extends
    | string
    | IAccountMeta<string> = '11111111111111111111111111111111',
  TRemainingAccounts extends readonly IAccountMeta<string>[] = [],
> = IInstruction<TProgram> &
  IInstructionWithData<Uint8Array> &
  IInstructionWithAccounts<
    [
      TAccountMessageAccount extends string
        ? WritableAccount<TAccountMessageAccount>
        : TAccountMessageAccount,
      TAccountSender extends string
        ? WritableSignerAccount<TAccountSender> &
            IAccountSignerMeta<TAccountSender>
        : TAccountSender,
      TAccountRecipient extends string
        ? ReadonlyAccount<TAccountRecipient>
        : TAccountRecipient,
      TAccountSystemProgram extends string
        ? ReadonlyAccount<TAccountSystemProgram>
        : TAccountSystemProgram,
      ...TRemainingAccounts,
    ]
  >;

export type SendMessageInstructionData = {
  discriminator: Uint8Array;
  messageId: string;
  payload: string;
  messageType: number;
  expirationDays: number;
};

export type SendMessageInstructionDataArgs = {
  messageId: string;
  payload: string;
  messageType: number;
  expirationDays: number;
};

export function getSendMessageInstructionDataEncoder(): Encoder<SendMessageInstructionDataArgs> {
  return transformEncoder(
    getStructEncoder([
      ['discriminator', fixEncoderSize(getBytesEncoder(), 8)],
      ['messageId', addEncoderSizePrefix(getUtf8Encoder(), getU32Encoder())],
      ['payload', addEncoderSizePrefix(getUtf8Encoder(), getU32Encoder())],
      ['messageType', getU8Encoder()],
      ['expirationDays', getU32Encoder()],
    ]),
    (value) => ({ ...value, discriminator: SEND_MESSAGE_DISCRIMINATOR })
  );
}

export function getSendMessageInstructionDataDecoder(): Decoder<SendMessageInstructionData> {
  return getStructDecoder([
    ['discriminator', fixDecoderSize(getBytesDecoder(), 8)],
    ['messageId', addDecoderSizePrefix(getUtf8Decoder(), getU32Decoder())],
    ['payload', addDecoderSizePrefix(getUtf8Decoder(), getU32Decoder())],
    ['messageType', getU8Decoder()],
    ['expirationDays', getU32Decoder()],
  ]);
}

export function getSendMessageInstructionDataCodec(): Codec<
  SendMessageInstructionDataArgs,
  SendMessageInstructionData
> {
  return combineCodec(
    getSendMessageInstructionDataEncoder(),
    getSendMessageInstructionDataDecoder()
  );
}

export type SendMessageAsyncInput<
  TAccountMessageAccount extends string = string,
  TAccountSender extends string = string,
  TAccountRecipient extends string = string,
  TAccountSystemProgram extends string = string,
> = {
  messageAccount?: Address<TAccountMessageAccount>;
  sender: TransactionSigner<TAccountSender>;
  recipient: Address<TAccountRecipient>;
  systemProgram?: Address<TAccountSystemProgram>;
  messageId: SendMessageInstructionDataArgs['messageId'];
  payload: SendMessageInstructionDataArgs['payload'];
  messageType: SendMessageInstructionDataArgs['messageType'];
  expirationDays: SendMessageInstructionDataArgs['expirationDays'];
};

export async function getSendMessageInstructionAsync<
  TAccountMessageAccount extends string,
  TAccountSender extends string,
  TAccountRecipient extends string,
  TAccountSystemProgram extends string,
  TProgramAddress extends Address = typeof POD_COM_PROGRAM_ADDRESS,
>(
  input: SendMessageAsyncInput<
    TAccountMessageAccount,
    TAccountSender,
    TAccountRecipient,
    TAccountSystemProgram
  >,
  config?: { programAddress?: TProgramAddress }
): Promise<
  SendMessageInstruction<
    TProgramAddress,
    TAccountMessageAccount,
    TAccountSender,
    TAccountRecipient,
    TAccountSystemProgram
  >
> {
  // Program address.
  const programAddress = config?.programAddress ?? POD_COM_PROGRAM_ADDRESS;

  // Original accounts.
  const originalAccounts = {
    messageAccount: { value: input.messageAccount ?? null, isWritable: true },
    sender: { value: input.sender ?? null, isWritable: true },
    recipient: { value: input.recipient ?? null, isWritable: false },
    systemProgram: { value: input.systemProgram ?? null, isWritable: false },
  };
  const accounts = originalAccounts as Record<
    keyof typeof originalAccounts,
    ResolvedAccount
  >;

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

  // Resolve default values.
  if (!accounts.messageAccount.value) {
    accounts.messageAccount.value = await getProgramDerivedAddress({
      programAddress,
      seeds: [
        getBytesEncoder().encode(
          new Uint8Array([109, 101, 115, 115, 97, 103, 101])
        ),
        getAddressEncoder().encode(expectAddress(accounts.sender.value)),
        getAddressEncoder().encode(expectAddress(accounts.recipient.value)),
        addEncoderSizePrefix(getUtf8Encoder(), getU32Encoder()).encode(
          expectSome(args.messageId)
        ),
      ],
    });
  }
  if (!accounts.systemProgram.value) {
    accounts.systemProgram.value =
      '11111111111111111111111111111111' as Address<'11111111111111111111111111111111'>;
  }

  const getAccountMeta = getAccountMetaFactory(programAddress, 'programId');
  const instruction = {
    accounts: [
      getAccountMeta(accounts.messageAccount),
      getAccountMeta(accounts.sender),
      getAccountMeta(accounts.recipient),
      getAccountMeta(accounts.systemProgram),
    ],
    programAddress,
    data: getSendMessageInstructionDataEncoder().encode(
      args as SendMessageInstructionDataArgs
    ),
  } as any as SendMessageInstruction<
    TProgramAddress,
    TAccountMessageAccount,
    TAccountSender,
    TAccountRecipient,
    TAccountSystemProgram
  >;

  return instruction;
}

export type SendMessageInput<
  TAccountMessageAccount extends string = string,
  TAccountSender extends string = string,
  TAccountRecipient extends string = string,
  TAccountSystemProgram extends string = string,
> = {
  messageAccount: Address<TAccountMessageAccount>;
  sender: TransactionSigner<TAccountSender>;
  recipient: Address<TAccountRecipient>;
  systemProgram?: Address<TAccountSystemProgram>;
  messageId: SendMessageInstructionDataArgs['messageId'];
  payload: SendMessageInstructionDataArgs['payload'];
  messageType: SendMessageInstructionDataArgs['messageType'];
  expirationDays: SendMessageInstructionDataArgs['expirationDays'];
};

export function getSendMessageInstruction<
  TAccountMessageAccount extends string,
  TAccountSender extends string,
  TAccountRecipient extends string,
  TAccountSystemProgram extends string,
  TProgramAddress extends Address = typeof POD_COM_PROGRAM_ADDRESS,
>(
  input: SendMessageInput<
    TAccountMessageAccount,
    TAccountSender,
    TAccountRecipient,
    TAccountSystemProgram
  >,
  config?: { programAddress?: TProgramAddress }
): SendMessageInstruction<
  TProgramAddress,
  TAccountMessageAccount,
  TAccountSender,
  TAccountRecipient,
  TAccountSystemProgram
> {
  // Program address.
  const programAddress = config?.programAddress ?? POD_COM_PROGRAM_ADDRESS;

  // Original accounts.
  const originalAccounts = {
    messageAccount: { value: input.messageAccount ?? null, isWritable: true },
    sender: { value: input.sender ?? null, isWritable: true },
    recipient: { value: input.recipient ?? null, isWritable: false },
    systemProgram: { value: input.systemProgram ?? 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'>;
  }

  const getAccountMeta = getAccountMetaFactory(programAddress, 'programId');
  const instruction = {
    accounts: [
      getAccountMeta(accounts.messageAccount),
      getAccountMeta(accounts.sender),
      getAccountMeta(accounts.recipient),
      getAccountMeta(accounts.systemProgram),
    ],
    programAddress,
    data: getSendMessageInstructionDataEncoder().encode(
      args as SendMessageInstructionDataArgs
    ),
  } as any as SendMessageInstruction<
    TProgramAddress,
    TAccountMessageAccount,
    TAccountSender,
    TAccountRecipient,
    TAccountSystemProgram
  >;

  return instruction;
}

export type ParsedSendMessageInstruction<
  TProgram extends string = typeof POD_COM_PROGRAM_ADDRESS,
  TAccountMetas extends readonly IAccountMeta[] = readonly IAccountMeta[],
> = {
  programAddress: Address<TProgram>;
  accounts: {
    messageAccount: TAccountMetas[0];
    sender: TAccountMetas[1];
    recipient: TAccountMetas[2];
    systemProgram: TAccountMetas[3];
  };
  data: SendMessageInstructionData;
};

export function parseSendMessageInstruction<
  TProgram extends string,
  TAccountMetas extends readonly IAccountMeta[],
>(
  instruction: IInstruction<TProgram> &
    IInstructionWithAccounts<TAccountMetas> &
    IInstructionWithData<Uint8Array>
): ParsedSendMessageInstruction<TProgram, TAccountMetas> {
  if (instruction.accounts.length < 4) {
    // Specific error for instruction validation
    throw new Error('Not enough accounts');
  }
  let accountIndex = 0;
  const getNextAccount = () => {
    const accountMeta = instruction.accounts![accountIndex]!;
    accountIndex += 1;
    return accountMeta;
  };
  return {
    programAddress: instruction.programAddress,
    accounts: {
      messageAccount: getNextAccount(),
      sender: getNextAccount(),
      recipient: getNextAccount(),
      systemProgram: getNextAccount(),
    },
    data: getSendMessageInstructionDataDecoder().decode(instruction.data),
  };
}