Function ExchangeForAccount

Bilibili-DailyBonus/ExchangePoints.js:102–160

(account, productName, productNum, exchangeNum)

  });

async function ExchangeForAccount(account, productName, productNum, exchangeNum) {
  // 先只查询商品信息（不查询积分）
  const productList = await ListProduct(account);

  // 查找目标商品
  const product = productList.find(t => t.title == productName);
  if (!product) {
    return { success: false, insufficient: false, message: `查询商品失败: 未找到"${productName}"` };
  }

  // 先检查商品库存，如果库存为0则直接返回，不查询积分
  if (!product.remain_amount) {
    $.info(`查询商品: ${productName}, 库存: 0`);
    return { success: false, insufficient: false, message: `抢购终止: 商品库存为0` };
  }

  // 库存充足时才查询积分
  const userPoint = await GetUserPoint(account);
  $.info(`查询商品: ${productName}, 库存: ${product.remain_amount}, 当前积分: ${userPoint}`);

  // 检查积分是否足够
  if (userPoint < product.real_cost) {
    return { 
      success: false, 
      insufficient: true, 
      message: `抢购终止: 积分不足 (需要${product.real_cost}, 当前${userPoint})` 
    };
  }

  // 计算兑换数量
  const num = productNum > 0 ? Math.min(productNum, Math.floor(userPoint / product.real_cost)) : Math.floor(userPoint / product.real_cost);

  if (num <= 0) {
    return { 
      success: false, 
      insufficient: true, 
      message: `抢购终止: 积分不足以兑换` 
    };
  }

  // 开始抢购
  for (let i = 0; i < exchangeNum; i++) {
    const result = await StartExchange(account, product, num, i);
    if (result.success) {
      return { 
        success: true, 
        insufficient: false, 
        message: `抢购成功: 第${i + 1}次, 数量: ${num}, 消耗积分: ${num * product.real_cost}` 
      };
    }
    if (i === exchangeNum - 1) {
      return { 
        success: false, 
        insufficient: false, 
        message: `抢购失败: 已尝试${exchangeNum}次 (${result.message})` 
      };
    }
  }