/**
 * 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 { type Address } from '@solana/kit';
import {
  combineCodec,
  fixDecoderSize,
  fixEncoderSize,
  getBytesDecoder,
  getBytesEncoder,
  getStructDecoder,
  getStructEncoder,
  getU64Decoder,
  getU64Encoder,
  transformEncoder,
  type Codec,
  type Decoder,
  type Encoder,
  type ReadonlyUint8Array,
} from '@solana/kit';
import {
  type IAccountMeta,
  type IInstruction,
  type IInstructionWithAccounts,
  type IInstructionWithData,
  type ReadonlyAccount,
  type WritableAccount,
  type WritableSignerAccount,
} from '@solana/kit';
import { type IAccountSignerMeta, type TransactionSigner } from '@solana/kit';
import { SOURCE_CHAIN_GUARD_PROGRAM_ADDRESS } from '../programs/index.js';
import { getAccountMetaFactory, type ResolvedAccount } from '../shared/index.js';

export const START_ORDER_EXECUTION_AFTER_SWAP_DISCRIMINATOR = new Uint8Array([142, 117, 45, 141, 169, 107, 117, 209]);

export function getStartOrderExecutionAfterSwapDiscriminatorBytes() {
  return fixEncoderSize(getBytesEncoder(), 8).encode(START_ORDER_EXECUTION_AFTER_SWAP_DISCRIMINATOR);
}

export type StartOrderExecutionAfterSwapInstruction<
  TProgram extends string = typeof SOURCE_CHAIN_GUARD_PROGRAM_ADDRESS,
  TAccountSolver extends string | IAccountMeta<string> = string,
  TAccountOrder extends string | IAccountMeta<string> = string,
  TAccountGuard extends string | IAccountMeta<string> = string,
  TAccountIxSysvar extends string | IAccountMeta<string> = 'Sysvar1nstructions1111111111111111111111111',
  TAccountStablecoinTokenMint extends string | IAccountMeta<string> = string,
  TAccountSolverStablecoinTokenAccount extends string | IAccountMeta<string> = string,
  TAccountGuardStablecoinTokenAccount extends string | IAccountMeta<string> = string,
  TAccountStablecoinTokenProgram extends string | IAccountMeta<string> = string,
  TRemainingAccounts extends readonly IAccountMeta<string>[] = [],
> = IInstruction<TProgram> &
  IInstructionWithData<Uint8Array> &
  IInstructionWithAccounts<
    [
      TAccountSolver extends string
        ? WritableSignerAccount<TAccountSolver> & IAccountSignerMeta<TAccountSolver>
        : TAccountSolver,
      TAccountOrder extends string ? WritableAccount<TAccountOrder> : TAccountOrder,
      TAccountGuard extends string ? ReadonlyAccount<TAccountGuard> : TAccountGuard,
      TAccountIxSysvar extends string ? ReadonlyAccount<TAccountIxSysvar> : TAccountIxSysvar,
      TAccountStablecoinTokenMint extends string
        ? ReadonlyAccount<TAccountStablecoinTokenMint>
        : TAccountStablecoinTokenMint,
      TAccountSolverStablecoinTokenAccount extends string
        ? WritableAccount<TAccountSolverStablecoinTokenAccount>
        : TAccountSolverStablecoinTokenAccount,
      TAccountGuardStablecoinTokenAccount extends string
        ? WritableAccount<TAccountGuardStablecoinTokenAccount>
        : TAccountGuardStablecoinTokenAccount,
      TAccountStablecoinTokenProgram extends string
        ? ReadonlyAccount<TAccountStablecoinTokenProgram>
        : TAccountStablecoinTokenProgram,
      ...TRemainingAccounts,
    ]
  >;

export type StartOrderExecutionAfterSwapInstructionData = {
  discriminator: ReadonlyUint8Array;
  stablecoinsAmount: bigint;
};

export type StartOrderExecutionAfterSwapInstructionDataArgs = {
  stablecoinsAmount: number | bigint;
};

export function getStartOrderExecutionAfterSwapInstructionDataEncoder(): Encoder<StartOrderExecutionAfterSwapInstructionDataArgs> {
  return transformEncoder(
    getStructEncoder([
      ['discriminator', fixEncoderSize(getBytesEncoder(), 8)],
      ['stablecoinsAmount', getU64Encoder()],
    ]),
    (value) => ({
      ...value,
      discriminator: START_ORDER_EXECUTION_AFTER_SWAP_DISCRIMINATOR,
    }),
  );
}

export function getStartOrderExecutionAfterSwapInstructionDataDecoder(): Decoder<StartOrderExecutionAfterSwapInstructionData> {
  return getStructDecoder([
    ['discriminator', fixDecoderSize(getBytesDecoder(), 8)],
    ['stablecoinsAmount', getU64Decoder()],
  ]);
}

export function getStartOrderExecutionAfterSwapInstructionDataCodec(): Codec<
  StartOrderExecutionAfterSwapInstructionDataArgs,
  StartOrderExecutionAfterSwapInstructionData
> {
  return combineCodec(
    getStartOrderExecutionAfterSwapInstructionDataEncoder(),
    getStartOrderExecutionAfterSwapInstructionDataDecoder(),
  );
}

export type StartOrderExecutionAfterSwapInput<
  TAccountSolver extends string = string,
  TAccountOrder extends string = string,
  TAccountGuard extends string = string,
  TAccountIxSysvar extends string = string,
  TAccountStablecoinTokenMint extends string = string,
  TAccountSolverStablecoinTokenAccount extends string = string,
  TAccountGuardStablecoinTokenAccount extends string = string,
  TAccountStablecoinTokenProgram extends string = string,
> = {
  /** Solver that starts order execution */
  solver: TransactionSigner<TAccountSolver>;
  /** Order data */
  order: Address<TAccountOrder>;
  /** Guard address, that protects this order execution */
  guard: Address<TAccountGuard>;
  /**
   * the supplied Sysvar could be anything else.
   * The Instruction Sysvar has not been implemented
   * in the Anchor framework yet, so this is the safe approach.
   */
  ixSysvar?: Address<TAccountIxSysvar>;
  /** Stablecoin token mint */
  stablecoinTokenMint: Address<TAccountStablecoinTokenMint>;
  /**
   * Solver stablecoin account, from which solver is paying stablecoin tokens
   * after swapping Tokens IN
   */
  solverStablecoinTokenAccount: Address<TAccountSolverStablecoinTokenAccount>;
  /** Guard stablecoin account, where Guard is collecting stablecoins */
  guardStablecoinTokenAccount: Address<TAccountGuardStablecoinTokenAccount>;
  /** Solana token program */
  stablecoinTokenProgram: Address<TAccountStablecoinTokenProgram>;
  stablecoinsAmount: StartOrderExecutionAfterSwapInstructionDataArgs['stablecoinsAmount'];
};

export function getStartOrderExecutionAfterSwapInstruction<
  TAccountSolver extends string,
  TAccountOrder extends string,
  TAccountGuard extends string,
  TAccountIxSysvar extends string,
  TAccountStablecoinTokenMint extends string,
  TAccountSolverStablecoinTokenAccount extends string,
  TAccountGuardStablecoinTokenAccount extends string,
  TAccountStablecoinTokenProgram extends string,
  TProgramAddress extends Address = typeof SOURCE_CHAIN_GUARD_PROGRAM_ADDRESS,
>(
  input: StartOrderExecutionAfterSwapInput<
    TAccountSolver,
    TAccountOrder,
    TAccountGuard,
    TAccountIxSysvar,
    TAccountStablecoinTokenMint,
    TAccountSolverStablecoinTokenAccount,
    TAccountGuardStablecoinTokenAccount,
    TAccountStablecoinTokenProgram
  >,
  config?: { programAddress?: TProgramAddress },
): StartOrderExecutionAfterSwapInstruction<
  TProgramAddress,
  TAccountSolver,
  TAccountOrder,
  TAccountGuard,
  TAccountIxSysvar,
  TAccountStablecoinTokenMint,
  TAccountSolverStablecoinTokenAccount,
  TAccountGuardStablecoinTokenAccount,
  TAccountStablecoinTokenProgram
> {
  // Program address.
  const programAddress = config?.programAddress ?? SOURCE_CHAIN_GUARD_PROGRAM_ADDRESS;

  // Original accounts.
  const originalAccounts = {
    solver: { value: input.solver ?? null, isWritable: true },
    order: { value: input.order ?? null, isWritable: true },
    guard: { value: input.guard ?? null, isWritable: false },
    ixSysvar: { value: input.ixSysvar ?? null, isWritable: false },
    stablecoinTokenMint: {
      value: input.stablecoinTokenMint ?? null,
      isWritable: false,
    },
    solverStablecoinTokenAccount: {
      value: input.solverStablecoinTokenAccount ?? null,
      isWritable: true,
    },
    guardStablecoinTokenAccount: {
      value: input.guardStablecoinTokenAccount ?? null,
      isWritable: true,
    },
    stablecoinTokenProgram: {
      value: input.stablecoinTokenProgram ?? null,
      isWritable: false,
    },
  };
  const accounts = originalAccounts as Record<keyof typeof originalAccounts, ResolvedAccount>;

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

  // Resolve default values.
  if (!accounts.ixSysvar.value) {
    accounts.ixSysvar.value =
      'Sysvar1nstructions1111111111111111111111111' as Address<'Sysvar1nstructions1111111111111111111111111'>;
  }

  const getAccountMeta = getAccountMetaFactory(programAddress, 'programId');
  const instruction = {
    accounts: [
      getAccountMeta(accounts.solver),
      getAccountMeta(accounts.order),
      getAccountMeta(accounts.guard),
      getAccountMeta(accounts.ixSysvar),
      getAccountMeta(accounts.stablecoinTokenMint),
      getAccountMeta(accounts.solverStablecoinTokenAccount),
      getAccountMeta(accounts.guardStablecoinTokenAccount),
      getAccountMeta(accounts.stablecoinTokenProgram),
    ],
    programAddress,
    data: getStartOrderExecutionAfterSwapInstructionDataEncoder().encode(
      args as StartOrderExecutionAfterSwapInstructionDataArgs,
    ),
  } as StartOrderExecutionAfterSwapInstruction<
    TProgramAddress,
    TAccountSolver,
    TAccountOrder,
    TAccountGuard,
    TAccountIxSysvar,
    TAccountStablecoinTokenMint,
    TAccountSolverStablecoinTokenAccount,
    TAccountGuardStablecoinTokenAccount,
    TAccountStablecoinTokenProgram
  >;

  return instruction;
}

export type ParsedStartOrderExecutionAfterSwapInstruction<
  TProgram extends string = typeof SOURCE_CHAIN_GUARD_PROGRAM_ADDRESS,
  TAccountMetas extends readonly IAccountMeta[] = readonly IAccountMeta[],
> = {
  programAddress: Address<TProgram>;
  accounts: {
    /** Solver that starts order execution */
    solver: TAccountMetas[0];
    /** Order data */
    order: TAccountMetas[1];
    /** Guard address, that protects this order execution */
    guard: TAccountMetas[2];
    /**
     * the supplied Sysvar could be anything else.
     * The Instruction Sysvar has not been implemented
     * in the Anchor framework yet, so this is the safe approach.
     */

    ixSysvar: TAccountMetas[3];
    /** Stablecoin token mint */
    stablecoinTokenMint: TAccountMetas[4];
    /**
     * Solver stablecoin account, from which solver is paying stablecoin tokens
     * after swapping Tokens IN
     */

    solverStablecoinTokenAccount: TAccountMetas[5];
    /** Guard stablecoin account, where Guard is collecting stablecoins */
    guardStablecoinTokenAccount: TAccountMetas[6];
    /** Solana token program */
    stablecoinTokenProgram: TAccountMetas[7];
  };
  data: StartOrderExecutionAfterSwapInstructionData;
};

export function parseStartOrderExecutionAfterSwapInstruction<
  TProgram extends string,
  TAccountMetas extends readonly IAccountMeta[],
>(
  instruction: IInstruction<TProgram> & IInstructionWithAccounts<TAccountMetas> & IInstructionWithData<Uint8Array>,
): ParsedStartOrderExecutionAfterSwapInstruction<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![accountIndex]!;
    accountIndex += 1;
    return accountMeta;
  };
  return {
    programAddress: instruction.programAddress,
    accounts: {
      solver: getNextAccount(),
      order: getNextAccount(),
      guard: getNextAccount(),
      ixSysvar: getNextAccount(),
      stablecoinTokenMint: getNextAccount(),
      solverStablecoinTokenAccount: getNextAccount(),
      guardStablecoinTokenAccount: getNextAccount(),
      stablecoinTokenProgram: getNextAccount(),
    },
    data: getStartOrderExecutionAfterSwapInstructionDataDecoder().decode(instruction.data),
  };
}