// assets/scripts/FruitConfig.ts
import { SpriteFrame } from "cc";

export interface FruitDef {
  level: number; // 1..MAX
  name: string;
  radius: number; // 物理半径（像素）
  score: number; // 合成到该等级获得的分数
  sprite?: SpriteFrame; // 运行时由 GameManager 注入
}

export const MAX_LEVEL = 11; // 西瓜

// 半径与分数可按手感微调（半径越大越难堆）
export const FRUITS: FruitDef[] = [
  { level: 1, name: "樱桃", radius: 26, score: 1 },
  { level: 2, name: "草莓", radius: 30, score: 2 },
  { level: 3, name: "葡萄", radius: 34, score: 4 },
  { level: 4, name: "橘子", radius: 38, score: 8 },
  { level: 5, name: "柠檬", radius: 44, score: 16 },
  { level: 6, name: "猕猴桃", radius: 50, score: 24 },
  { level: 7, name: "番茄", radius: 58, score: 36 },
  { level: 8, name: "桃子", radius: 66, score: 48 },
  { level: 9, name: "菠萝", radius: 74, score: 64 },
  { level: 10, name: "哈密瓜", radius: 84, score: 96 },
  { level: 11, name: "西瓜", radius: 96, score: 128 },
];

export function clampLevel(lv: number) {
  if (lv < 1) return 1;
  if (lv > MAX_LEVEL) return MAX_LEVEL;
  return lv;
}

// export function randomStartLevel(min=1, max=5) {
//   const a = Math.max(1, Math.min(MAX_LEVEL-1, min));
//   const b = Math.max(a, Math.min(MAX_LEVEL-1, max));
//   return Math.floor(Math.random() * (b - a + 1)) + a;
// }

export function randomStartLevel(
  minLevel: number,
  maxLevel: number,
  score: number
): number {
  let level = Math.floor(Math.random() * (maxLevel - minLevel + 1)) + minLevel;

  // 高分奖励机制：比如 score >= 50 时，有 20% 概率出现 maxLevel+1 的水果
  if (score >= 800 && Math.random() < 0.2) {
    level = Math.min(level + 1, FRUITS.length);
  }

  // 高分再加概率，可根据需求增加更高级水果
  if (score >= 1500 && Math.random() < 0.1) {
    level = Math.min(level + 2, FRUITS.length);
  }

  return level;
}