/**
 * This portion of code was ported from the [hypixel-php](https://github.com/Plancke/hypixel-php) library.
 *
 * Copyright (c) 2020 Zikeji
 * Copyright (c) 2017 Aäron Plancke
 *
 * For the original full copyright and license information, please view the LICENSE-HYPIXEL-PHP.md that was distributed with this source code.
 */

import type { PlayerResponse } from "../types/AugmentedTypes";
import {
  MinecraftColorAsHex,
  MinecraftFormatting,
} from "./MinecraftFormatting";

/** @internal */
enum BEDWARS_LEVEL_CONSTANTS {
  EL = 4,
  XPP = 96 * 5000 + 7000,
  LPP = 100,
  HP = 10,
}

/**
 * Describes the results of the {@link getBedwarsLevelInfo} helper.
 */
export interface BedwarsLevelInfo {
  level: number;
  prestige: number;
  prestigeName: string;
  prestigeColor: string;
  prestigeColorHex: string;
  levelInCurrentPrestige: number;
}

/**
 * Calculates the BedWars prestige and level of a player and returns a {@link BedwarsLevelInfo} interface.
 * @category Helper
 */
export function getBedwarsLevelInfo(
  data: PlayerResponse["player"] | number
): BedwarsLevelInfo {
  const currentExp =
    typeof data === "number"
      ? data
      : data.stats?.Bedwars?.Experience ?? data.stats?.Bedwars?.Experience_new;
  if (typeof currentExp !== "number" || Number.isNaN(currentExp)) {
    throw new TypeError(
      "Data supplied does not contain player Bedwars experience."
    );
  }
  const prestiges = Math.floor(currentExp / BEDWARS_LEVEL_CONSTANTS.XPP);
  let level = prestiges * BEDWARS_LEVEL_CONSTANTS.LPP;
  let expWithoutPrestiges =
    currentExp - prestiges * BEDWARS_LEVEL_CONSTANTS.XPP;
  for (let i = 1; i <= BEDWARS_LEVEL_CONSTANTS.EL; i += 1) {
    let elExp = 500;
    const rL = i % BEDWARS_LEVEL_CONSTANTS.LPP;

    for (let ii = 0; ii < rL; ii += 1) {
      elExp += ii * 500;
    }

    if (expWithoutPrestiges < elExp) {
      break;
    }
    level += 1;
    expWithoutPrestiges -= elExp;
  }
  level += Math.floor(expWithoutPrestiges / 5000);
  let prestige = Math.floor(level / BEDWARS_LEVEL_CONSTANTS.LPP);
  if (prestige > BEDWARS_LEVEL_CONSTANTS.HP) {
    prestige = BEDWARS_LEVEL_CONSTANTS.HP;
  }
  let prestigeName = "None";
  let prestigeColor = MinecraftFormatting.GRAY;
  switch (prestige) {
    case 1:
      prestigeName = "Iron";
      prestigeColor = MinecraftFormatting.WHITE;
      break;
    case 2:
      prestigeName = "Gold";
      prestigeColor = MinecraftFormatting.GOLD;
      break;
    case 3:
      prestigeName = "Diamond";
      prestigeColor = MinecraftFormatting.AQUA;
      break;
    case 4:
      prestigeName = "Emerald";
      prestigeColor = MinecraftFormatting.DARK_GREEN;
      break;
    case 5:
      prestigeName = "Sapphire";
      prestigeColor = MinecraftFormatting.DARK_AQUA;
      break;
    case 6:
      prestigeName = "Ruby";
      prestigeColor = MinecraftFormatting.DARK_RED;
      break;
    case 7:
      prestigeName = "Crystal";
      prestigeColor = MinecraftFormatting.LIGHT_PURPLE;
      break;
    case 8:
      prestigeName = "Opal";
      prestigeColor = MinecraftFormatting.BLUE;
      break;
    case 9:
      prestigeName = "Amethyst";
      prestigeColor = MinecraftFormatting.DARK_PURPLE;
      break;
    case 10:
      prestigeName = "Rainbow";
      prestigeColor = MinecraftFormatting.WHITE;
      break;
    default:
    // noop
  }
  const levelInCurrentPrestige = level - prestige * BEDWARS_LEVEL_CONSTANTS.LPP;
  return {
    level,
    prestige,
    prestigeName,
    prestigeColor,
    prestigeColorHex: MinecraftColorAsHex[prestigeColor],
    levelInCurrentPrestige,
  };
}