uniProject/utils/common.js

import cacheManager from "./cacheManager.js"

/**
* 显示消息提示框
* @param content 提示的标题
*/
export function toast(content) {
  uni.showToast({
    icon: 'none',
    title: content
  })
}

/**
* 显示模态弹窗
* @param content 提示的标题
*/
export function showConfirm(content) {
  return new Promise((resolve, reject) => {
    uni.showModal({
      title: '提示',
      content: content,
      cancelText: '取消',
      confirmText: '确定',
      success: function(res) {
        resolve(res)
      }
    })
  })
}

/**
* 参数处理
* @param params 参数
*/
export function tansParams(params) {
  let result = ''
  // FIXME   拼接参数 
  return result
}

/**
 * @summary 获取请求异常与正常返回
 * @param {Object} promise
 */
export function catchError(promise) {
	return new Promise((resolve,reject) => {
		promise.then(data => {
			resolve([undefined, data.data]) 
		}).catch(err => {
			reject([err]) 
		})
	})
}

// 是否是会员
export function getUserIdentity() {
	const auth = cacheManager.get('auth');
	if (auth) {
		if ((auth.levelIdList || []).some(item => item == auth.levelId)) {
			// 购买此levelId
			return 'VIP'
		}
		// 无购买此levelId
		return 'Not-Vip';
	} else {
		// 游客
		return 'Visitor';
	}
}

export function hasUserIdentity() {
	const auth = cacheManager.get('auth');
	if (auth) {
		if (auth.cardList.length) {
			// VIP
			return 'VIP'
		}
		// 非VIP
		return 'Not-Vip';
	} else {
		// 游客
		return 'Visitor';
	}
}

export function debounce(func, wait) {
  let timeout;

  return function(...args) {
    // 清除之前的定时器
    clearTimeout(timeout);

    // 设置新的定时器
    timeout = setTimeout(() => {
      func.apply(this, args);
    }, wait);
  };
}


export function findRootNode(tree, targetId, idKey = 'id') {
	const path = [];
	
	function traverse(node) {
	  if (node[idKey] === targetId) return true;
	  if (node.children) {
	    for (const child of node.children) {
	      if (traverse(child)) {
	        path.unshift(node);
	        return true;
	      }
	    }
	  }
	  return false;
	}
	
	for (const root of tree) {
	  if (traverse(root)) {
	    return path.length > 0 ? path[0] : root;
	  }
	}
	return null;
}


export function findTreeNode(tree, targetId, childrenKey = 'children', idKey = 'id') {
	for (const node of tree) {
		if (node[idKey] === targetId) return node;
		if (node[childrenKey]?.length) {
			const found = findTreeNode(node[childrenKey], targetId, childrenKey, idKey);
			if (found) return found;
		}
	}
	return null;
}