import { PublicKey } from "@solana/web3.js" // eslint-disable-line @typescript-eslint/no-unused-vars
import BN from "bn.js" // eslint-disable-line @typescript-eslint/no-unused-vars
import * as types from "../types" // eslint-disable-line @typescript-eslint/no-unused-vars
import * as borsh from "@project-serum/borsh"

export interface InputJSON {
  kind: "Input"
}

export class Input {
  readonly discriminator = 0
  readonly kind = "Input"

  toJSON(): InputJSON {
    return {
      kind: "Input",
    }
  }

  toEncodable() {
    return {
      Input: {},
    }
  }
}

export interface OutputJSON {
  kind: "Output"
}

export class Output {
  readonly discriminator = 1
  readonly kind = "Output"

  toJSON(): OutputJSON {
    return {
      kind: "Output",
    }
  }

  toEncodable() {
    return {
      Output: {},
    }
  }
}

// eslint-disable-next-line @typescript-eslint/no-explicit-any
export function fromDecoded(obj: any): types.InputOrOutputKind {
  if (typeof obj !== "object") {
    throw new Error("Invalid enum object")
  }

  if ("Input" in obj) {
    return new Input()
  }
  if ("Output" in obj) {
    return new Output()
  }

  throw new Error("Invalid enum object")
}

export function fromJSON(
  obj: types.InputOrOutputJSON
): types.InputOrOutputKind {
  switch (obj.kind) {
    case "Input": {
      return new Input()
    }
    case "Output": {
      return new Output()
    }
  }
}

export function layout(property?: string) {
  const ret = borsh.rustEnum([
    borsh.struct([], "Input"),
    borsh.struct([], "Output"),
  ])
  if (property !== undefined) {
    return ret.replicate(property)
  }
  return ret
}