/**
 * 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,
  getU16Decoder,
  getU16Encoder,
  getU32Decoder,
  getU32Encoder,
  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 REFRESH_CHAINLINK_PRICE_DISCRIMINATOR = new Uint8Array([
  97, 9, 20, 115, 72, 255, 4, 140,
]);

export function getRefreshChainlinkPriceDiscriminatorBytes() {
  return fixEncoderSize(getBytesEncoder(), 8).encode(
    REFRESH_CHAINLINK_PRICE_DISCRIMINATOR,
  );
}

export type RefreshChainlinkPriceInstruction<
  TProgram extends string = typeof SCOPE_PROGRAM_ADDRESS,
  TAccountUser extends string | AccountMeta<string> = string,
  TAccountOraclePrices extends string | AccountMeta<string> = string,
  TAccountOracleMappings extends string | AccountMeta<string> = string,
  TAccountOracleTwaps extends string | AccountMeta<string> = string,
  TAccountVerifierAccount extends string | AccountMeta<string> = string,
  TAccountAccessController extends string | AccountMeta<string> = string,
  TAccountConfigAccount extends string | AccountMeta<string> = string,
  TAccountVerifierProgramId extends string | AccountMeta<string> = string,
  TRemainingAccounts extends readonly AccountMeta<string>[] = [],
> = Instruction<TProgram> &
  InstructionWithData<ReadonlyUint8Array> &
  InstructionWithAccounts<
    [
      TAccountUser extends string
        ? ReadonlySignerAccount<TAccountUser> & AccountSignerMeta<TAccountUser>
        : TAccountUser,
      TAccountOraclePrices extends string
        ? WritableAccount<TAccountOraclePrices>
        : TAccountOraclePrices,
      TAccountOracleMappings extends string
        ? ReadonlyAccount<TAccountOracleMappings>
        : TAccountOracleMappings,
      TAccountOracleTwaps extends string
        ? WritableAccount<TAccountOracleTwaps>
        : TAccountOracleTwaps,
      TAccountVerifierAccount extends string
        ? ReadonlyAccount<TAccountVerifierAccount>
        : TAccountVerifierAccount,
      TAccountAccessController extends string
        ? ReadonlyAccount<TAccountAccessController>
        : TAccountAccessController,
      TAccountConfigAccount extends string
        ? ReadonlyAccount<TAccountConfigAccount>
        : TAccountConfigAccount,
      TAccountVerifierProgramId extends string
        ? ReadonlyAccount<TAccountVerifierProgramId>
        : TAccountVerifierProgramId,
      ...TRemainingAccounts,
    ]
  >;

export type RefreshChainlinkPriceInstructionData = {
  discriminator: ReadonlyUint8Array;
  token: number;
  serializedChainlinkReport: ReadonlyUint8Array;
};

export type RefreshChainlinkPriceInstructionDataArgs = {
  token: number;
  serializedChainlinkReport: ReadonlyUint8Array;
};

export function getRefreshChainlinkPriceInstructionDataEncoder(): Encoder<RefreshChainlinkPriceInstructionDataArgs> {
  return transformEncoder(
    getStructEncoder([
      ["discriminator", fixEncoderSize(getBytesEncoder(), 8)],
      ["token", getU16Encoder()],
      [
        "serializedChainlinkReport",
        addEncoderSizePrefix(getBytesEncoder(), getU32Encoder()),
      ],
    ]),
    (value) => ({
      ...value,
      discriminator: REFRESH_CHAINLINK_PRICE_DISCRIMINATOR,
    }),
  );
}

export function getRefreshChainlinkPriceInstructionDataDecoder(): Decoder<RefreshChainlinkPriceInstructionData> {
  return getStructDecoder([
    ["discriminator", fixDecoderSize(getBytesDecoder(), 8)],
    ["token", getU16Decoder()],
    [
      "serializedChainlinkReport",
      addDecoderSizePrefix(getBytesDecoder(), getU32Decoder()),
    ],
  ]);
}

export function getRefreshChainlinkPriceInstructionDataCodec(): Codec<
  RefreshChainlinkPriceInstructionDataArgs,
  RefreshChainlinkPriceInstructionData
> {
  return combineCodec(
    getRefreshChainlinkPriceInstructionDataEncoder(),
    getRefreshChainlinkPriceInstructionDataDecoder(),
  );
}

export type RefreshChainlinkPriceInput<
  TAccountUser extends string = string,
  TAccountOraclePrices extends string = string,
  TAccountOracleMappings extends string = string,
  TAccountOracleTwaps extends string = string,
  TAccountVerifierAccount extends string = string,
  TAccountAccessController extends string = string,
  TAccountConfigAccount extends string = string,
  TAccountVerifierProgramId extends string = string,
> = {
  /** The account that signs the transaction. */
  user: TransactionSigner<TAccountUser>;
  oraclePrices: Address<TAccountOraclePrices>;
  oracleMappings: Address<TAccountOracleMappings>;
  oracleTwaps: Address<TAccountOracleTwaps>;
  /**
   * The Verifier Account stores the DON's public keys and other verification parameters.
   * This account must match the PDA derived from the verifier program.
   */
  verifierAccount: Address<TAccountVerifierAccount>;
  /** The Access Controller Account */
  accessController: Address<TAccountAccessController>;
  /** The Config Account is a PDA derived from a signed report */
  configAccount: Address<TAccountConfigAccount>;
  /** The Verifier Program ID specifies the target Chainlink Data Streams Verifier Program. */
  verifierProgramId: Address<TAccountVerifierProgramId>;
  token: RefreshChainlinkPriceInstructionDataArgs["token"];
  serializedChainlinkReport: RefreshChainlinkPriceInstructionDataArgs["serializedChainlinkReport"];
};

export function getRefreshChainlinkPriceInstruction<
  TAccountUser extends string,
  TAccountOraclePrices extends string,
  TAccountOracleMappings extends string,
  TAccountOracleTwaps extends string,
  TAccountVerifierAccount extends string,
  TAccountAccessController extends string,
  TAccountConfigAccount extends string,
  TAccountVerifierProgramId extends string,
  TProgramAddress extends Address = typeof SCOPE_PROGRAM_ADDRESS,
>(
  input: RefreshChainlinkPriceInput<
    TAccountUser,
    TAccountOraclePrices,
    TAccountOracleMappings,
    TAccountOracleTwaps,
    TAccountVerifierAccount,
    TAccountAccessController,
    TAccountConfigAccount,
    TAccountVerifierProgramId
  >,
  config?: { programAddress?: TProgramAddress },
): RefreshChainlinkPriceInstruction<
  TProgramAddress,
  TAccountUser,
  TAccountOraclePrices,
  TAccountOracleMappings,
  TAccountOracleTwaps,
  TAccountVerifierAccount,
  TAccountAccessController,
  TAccountConfigAccount,
  TAccountVerifierProgramId
> {
  // Program address.
  const programAddress = config?.programAddress ?? SCOPE_PROGRAM_ADDRESS;

  // Original accounts.
  const originalAccounts = {
    user: { value: input.user ?? null, isWritable: false },
    oraclePrices: { value: input.oraclePrices ?? null, isWritable: true },
    oracleMappings: { value: input.oracleMappings ?? null, isWritable: false },
    oracleTwaps: { value: input.oracleTwaps ?? null, isWritable: true },
    verifierAccount: {
      value: input.verifierAccount ?? null,
      isWritable: false,
    },
    accessController: {
      value: input.accessController ?? null,
      isWritable: false,
    },
    configAccount: { value: input.configAccount ?? null, isWritable: false },
    verifierProgramId: {
      value: input.verifierProgramId ?? 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.user),
      getAccountMeta(accounts.oraclePrices),
      getAccountMeta(accounts.oracleMappings),
      getAccountMeta(accounts.oracleTwaps),
      getAccountMeta(accounts.verifierAccount),
      getAccountMeta(accounts.accessController),
      getAccountMeta(accounts.configAccount),
      getAccountMeta(accounts.verifierProgramId),
    ],
    data: getRefreshChainlinkPriceInstructionDataEncoder().encode(
      args as RefreshChainlinkPriceInstructionDataArgs,
    ),
    programAddress,
  } as RefreshChainlinkPriceInstruction<
    TProgramAddress,
    TAccountUser,
    TAccountOraclePrices,
    TAccountOracleMappings,
    TAccountOracleTwaps,
    TAccountVerifierAccount,
    TAccountAccessController,
    TAccountConfigAccount,
    TAccountVerifierProgramId
  >);
}

export type ParsedRefreshChainlinkPriceInstruction<
  TProgram extends string = typeof SCOPE_PROGRAM_ADDRESS,
  TAccountMetas extends readonly AccountMeta[] = readonly AccountMeta[],
> = {
  programAddress: Address<TProgram>;
  accounts: {
    /** The account that signs the transaction. */
    user: TAccountMetas[0];
    oraclePrices: TAccountMetas[1];
    oracleMappings: TAccountMetas[2];
    oracleTwaps: TAccountMetas[3];
    /**
     * The Verifier Account stores the DON's public keys and other verification parameters.
     * This account must match the PDA derived from the verifier program.
     */
    verifierAccount: TAccountMetas[4];
    /** The Access Controller Account */
    accessController: TAccountMetas[5];
    /** The Config Account is a PDA derived from a signed report */
    configAccount: TAccountMetas[6];
    /** The Verifier Program ID specifies the target Chainlink Data Streams Verifier Program. */
    verifierProgramId: TAccountMetas[7];
  };
  data: RefreshChainlinkPriceInstructionData;
};

export function parseRefreshChainlinkPriceInstruction<
  TProgram extends string,
  TAccountMetas extends readonly AccountMeta[],
>(
  instruction: Instruction<TProgram> &
    InstructionWithAccounts<TAccountMetas> &
    InstructionWithData<ReadonlyUint8Array>,
): ParsedRefreshChainlinkPriceInstruction<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: {
      user: getNextAccount(),
      oraclePrices: getNextAccount(),
      oracleMappings: getNextAccount(),
      oracleTwaps: getNextAccount(),
      verifierAccount: getNextAccount(),
      accessController: getNextAccount(),
      configAccount: getNextAccount(),
      verifierProgramId: getNextAccount(),
    },
    data: getRefreshChainlinkPriceInstructionDataDecoder().decode(
      instruction.data,
    ),
  };
}