/**
 * 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,
  getDiscriminatedUnionDecoder,
  getDiscriminatedUnionEncoder,
  getStructDecoder,
  getStructEncoder,
  getTupleDecoder,
  getTupleEncoder,
  getU16Decoder,
  getU16Encoder,
  getUnitDecoder,
  getUnitEncoder,
  type Codec,
  type Decoder,
  type Encoder,
  type GetDiscriminatedUnionVariant,
  type GetDiscriminatedUnionVariantContent,
} from "@solana/kit";

export type ExpanderStep =
  | { __kind: "ExpandOrContract"; fields: readonly [number] }
  | { __kind: "Recenter" };

export type ExpanderStepArgs = ExpanderStep;

export function getExpanderStepEncoder(): Encoder<ExpanderStepArgs> {
  return getDiscriminatedUnionEncoder([
    [
      "ExpandOrContract",
      getStructEncoder([["fields", getTupleEncoder([getU16Encoder()])]]),
    ],
    ["Recenter", getUnitEncoder()],
  ]);
}

export function getExpanderStepDecoder(): Decoder<ExpanderStep> {
  return getDiscriminatedUnionDecoder([
    [
      "ExpandOrContract",
      getStructDecoder([["fields", getTupleDecoder([getU16Decoder()])]]),
    ],
    ["Recenter", getUnitDecoder()],
  ]);
}

export function getExpanderStepCodec(): Codec<ExpanderStepArgs, ExpanderStep> {
  return combineCodec(getExpanderStepEncoder(), getExpanderStepDecoder());
}

// Data Enum Helpers.
export function expanderStep(
  kind: "ExpandOrContract",
  data: GetDiscriminatedUnionVariantContent<
    ExpanderStepArgs,
    "__kind",
    "ExpandOrContract"
  >["fields"],
): GetDiscriminatedUnionVariant<ExpanderStepArgs, "__kind", "ExpandOrContract">;
export function expanderStep(
  kind: "Recenter",
): GetDiscriminatedUnionVariant<ExpanderStepArgs, "__kind", "Recenter">;
export function expanderStep<K extends ExpanderStepArgs["__kind"], Data>(
  kind: K,
  data?: Data,
) {
  return Array.isArray(data)
    ? { __kind: kind, fields: data }
    : { __kind: kind, ...(data ?? {}) };
}

export function isExpanderStep<K extends ExpanderStep["__kind"]>(
  kind: K,
  value: ExpanderStep,
): value is ExpanderStep & { __kind: K } {
  return value.__kind === kind;
}