// 设置购买数量
function setQuantity() {
if (purchaseConfig.quantity <= 1) {
return; // 如果数量是1，不需要操作
}

log("设置购买数量：" + purchaseConfig.quantity);
sleep(200);

// 获取当前数量作为基准
let beforeQuantity = getCurrentQuantity();
if (beforeQuantity === null) {
    log("❌ 无法获取当前数量，跳过数量设置");
    return;
}
log("当前数量：" + beforeQuantity);

// 需要点击的次数
let clicksNeeded = purchaseConfig.quantity - beforeQuantity;
if (clicksNeeded <= 0) {
    log("当前数量已满足要求，无需调整");
    return;
}

// 设置重试次数和超时时间
let retryCount = 0;
const maxRetries = 10;
const clickInterval = 200;

while (retryCount < maxRetries && beforeQuantity < purchaseConfig.quantity) {
    retryCount++;
    log("第 " + retryCount + " 次尝试增加数量...");

    // 查找+号按钮（Image类型）
    let plusBtn = className("android.widget.Image").findOne(1);
    if (!plusBtn) {
        log("未找到Image类型的按钮，等待后重试");
        sleep(100);
        continue;
    }

    try {
        // 获取按钮位置
        let bounds = plusBtn.bounds();
        log("找到按钮，位置：" + JSON.stringify(bounds));
        
        // 点击按钮中心位置
        let x = Math.floor((bounds.left + bounds.right) / 2);
        let y = Math.floor((bounds.top + bounds.bottom) / 2);
        
        // 使用press长按而不是click
        press(x, y, 150);
        
        // 等待并检查数量是否变化
        sleep(clickInterval);
        let currentQuantity = getCurrentQuantity();
        
        if (currentQuantity > beforeQuantity) {
            log("✅ 数量增加成功：" + beforeQuantity + " -> " + currentQuantity);
            beforeQuantity = currentQuantity;
            if (currentQuantity >= purchaseConfig.quantity) {
                break;
            }
            // 成功后重置重试计数
            retryCount = 0;
        } else {
            // 如果点击中心位置失败，尝试周围的点
            log("中心点击未生效，尝试周围位置");
            let offsets = [
                {x: -3, y: 0}, {x: 3, y: 0},
                {x: 0, y: -3}, {x: 0, y: 3},
                {x: -3, y: -3}, {x: 3, y: 3},
                {x: 3, y: -3}, {x: -3, y: 3}
            ];
            
            for (let offset of offsets) {
                if (beforeQuantity >= purchaseConfig.quantity) break;
                
                press(x + offset.x, y + offset.y, 150);
                sleep(clickInterval);
                
                currentQuantity = getCurrentQuantity();
                if (currentQuantity > beforeQuantity) {
                    log("✅ 偏移点击成功：" + beforeQuantity + " -> " + currentQuantity);
                    beforeQuantity = currentQuantity;
                    break;
                }
            }
        }
    } catch (e) {
        log("点击尝试出错: " + e);
    }

    if (beforeQuantity < purchaseConfig.quantity) {
        log("本次尝试未完全成功，等待后重试");
        sleep(100);
    }
}

// 最终验证
let finalQuantity = getCurrentQuantity();
if (finalQuantity === purchaseConfig.quantity) {
    log("✅ 数量设置成功，当前数量：" + finalQuantity);
} else {
    log("⚠️ 数量设置可能不完整，当前数量：" + finalQuantity + "，目标数量：" + purchaseConfig.quantity);
}

}

为什么无法点击 + 按钮，要用hamibot什么特殊的语法吗