707 lines
22 KiB
JavaScript
707 lines
22 KiB
JavaScript
// pages/contact/index.js
|
||
const request = require('../../api/request.js');
|
||
|
||
const uploadFile = require('../../api/upload.js');
|
||
Page({
|
||
/**
|
||
* 页面的初始数据
|
||
*/
|
||
data: {
|
||
messages: [],
|
||
inputText: '',
|
||
scrollToId: '',
|
||
// 头像
|
||
userAvatar: '/static/user.png',
|
||
serviceAvatar: '/static/contact.png',
|
||
showGetUser: false,
|
||
userInfo: {},
|
||
appid: '',
|
||
page: 1,
|
||
page_size: 100,
|
||
openid: '',
|
||
total: 0,
|
||
// 滚动状态
|
||
isAtBottom: true,
|
||
// 加载状态
|
||
loadingMore: false,
|
||
// 新消息提醒
|
||
showNewMessageTip: false, // 是否显示新消息提醒
|
||
newMessageCount: 0, // 新消息数量
|
||
lastMessageId: '', // 最后一条消息的ID，用于检测新消息
|
||
// 欢迎消息标记
|
||
hasWelcomeMessageSent: false, // 是否已发送欢迎消息
|
||
},
|
||
|
||
/**
|
||
* 生命周期函数--监听页面加载
|
||
*/
|
||
onLoad(options) {
|
||
const accountInfo = wx.getAccountInfoSync();
|
||
this.setData({
|
||
appid: accountInfo.miniProgram.appId,
|
||
});
|
||
|
||
// 检查是否已有用户信息
|
||
if (wx.getStorageSync('user_info')) {
|
||
this.setData({
|
||
showGetUser: false,
|
||
userInfo: wx.getStorageSync('user_info'),
|
||
});
|
||
this.getMessages().then(() => {
|
||
// 在获取消息完成后发送欢迎消息
|
||
this.sendWelcomeMessage();
|
||
});
|
||
// start polling when page loads and user is present
|
||
this.startPolling();
|
||
} else {
|
||
// 直接进行静默登录，不显示授权弹窗
|
||
this.silentLogin();
|
||
}
|
||
},
|
||
// onShow() {
|
||
// this.getMessages()
|
||
// },
|
||
|
||
getMessages() {
|
||
const userInfo = wx.getStorageSync('user_info');
|
||
const that = this;
|
||
return request('app/messages', 'get', {
|
||
app_id: that.data.appid,
|
||
user_id: userInfo.openid,
|
||
page: that.data.page,
|
||
page_size: that.data.page_size,
|
||
}).then(res => {
|
||
// 处理消息列表，使用统一的消息处理函数
|
||
const list = that.processMessages(res.list);
|
||
|
||
// 根据ID进行排序，确保ID最大的（最新的）消息在最后
|
||
const sortedList = that.sortMessagesByID(list);
|
||
|
||
// 智能滚动逻辑：用户在底部时自动滚动，在上方时保持位置
|
||
const updateData = {
|
||
messages: sortedList,
|
||
total: res.total
|
||
};
|
||
|
||
that.setData(updateData);
|
||
|
||
// 如果用户在底部，延迟设置滚动ID确保滚动生效
|
||
if (that.data.isAtBottom && sortedList.length > 0) {
|
||
const lastMessageId = sortedList[sortedList.length - 1].id;
|
||
console.log('用户在底部，准备自动滚动到消息ID:', lastMessageId);
|
||
setTimeout(() => {
|
||
that.setData({
|
||
scrollToId: lastMessageId
|
||
});
|
||
console.log('已设置scrollToId:', lastMessageId);
|
||
}, 50);
|
||
} else {
|
||
console.log('用户不在底部或无消息，保持当前位置。isAtBottom:', that.data.isAtBottom, '消息数量:', sortedList.length);
|
||
}
|
||
|
||
return res; // 返回结果以支持链式调用
|
||
});
|
||
},
|
||
|
||
// Load older messages (previous pages) and prepend them to the top
|
||
loadMoreAtTop() {
|
||
if (this.data.loadingMore) return;
|
||
// if we've loaded all messages, skip
|
||
const already = this.data.messages.length || 0;
|
||
if (already >= this.data.total) return;
|
||
|
||
// compute next page to fetch
|
||
const nextPage = this.data.page + 1;
|
||
this.setData({ loadingMore: true });
|
||
|
||
const userInfo = wx.getStorageSync('user_info');
|
||
const that = this;
|
||
|
||
// capture current top-most visible message id to preserve scroll position
|
||
const prevTopId = this.data.messages[0] ? this.data.messages[0].id : null;
|
||
|
||
request('app/messages', 'get', {
|
||
app_id: this.data.appid,
|
||
user_id: userInfo.openid,
|
||
page: nextPage,
|
||
page_size: this.data.page_size,
|
||
}).then(res => {
|
||
// 处理新加载的消息，使用统一的消息处理函数
|
||
const newList = that.processMessages(res.list);
|
||
|
||
// 合并新消息和现有消息
|
||
const combined = newList.concat(that.data.messages);
|
||
|
||
// 根据ID进行排序，确保ID最大的（最新的）消息在最后
|
||
const sortedCombined = that.sortMessagesByID(combined);
|
||
|
||
that.setData({
|
||
messages: sortedCombined,
|
||
page: nextPage,
|
||
total: res.total,
|
||
}, () => {
|
||
// after render, keep the previous top message in view
|
||
if (prevTopId) {
|
||
// scroll-into-view to the previous top id so viewport doesn't jump
|
||
that.setData({ scrollToId: prevTopId });
|
||
}
|
||
that.setData({ loadingMore: false });
|
||
});
|
||
}).catch(() => {
|
||
that.setData({ loadingMore: false });
|
||
});
|
||
},
|
||
|
||
// 统一的消息处理函数
|
||
processMessages(messageList) {
|
||
const processedMessages = messageList.map((item, index) => {
|
||
// 优先使用服务器返回的ID，如果没有则使用创建时间戳
|
||
if (item.id && !item.id.toString().startsWith('m') && !item.id.toString().startsWith('u')) {
|
||
item.id = 'm' + item.id;
|
||
} else if (item.create_time) {
|
||
// 使用创建时间的时间戳作为ID
|
||
item.id = 'm' + new Date(item.create_time).getTime();
|
||
} else if (!item.id) {
|
||
// 兜底方案：使用当前时间戳 + 索引
|
||
item.id = 'm' + (Date.now() + index);
|
||
}
|
||
|
||
// 解析消息内容
|
||
if (typeof item.content === 'string') {
|
||
try {
|
||
item.content = JSON.parse(item.content);
|
||
} catch (e) {
|
||
console.warn('消息内容解析失败:', item.content);
|
||
item.content = { messages: item.content };
|
||
}
|
||
}
|
||
|
||
return item;
|
||
});
|
||
|
||
// 检测新消息并显示提醒
|
||
this.checkNewMessages(processedMessages);
|
||
|
||
return processedMessages;
|
||
},
|
||
|
||
// 检测新消息的函数
|
||
checkNewMessages(newMessages) {
|
||
if (newMessages.length === 0) return;
|
||
|
||
const currentMessages = this.data.messages;
|
||
const currentLastMessageId = this.data.lastMessageId;
|
||
const sortedNewMessages = this.sortMessagesByID(newMessages);
|
||
const latestNewMessage = sortedNewMessages[sortedNewMessages.length - 1];
|
||
|
||
// 如果不在底部且有新消息
|
||
if (!this.data.isAtBottom && currentMessages.length > 0) {
|
||
// 找出真正的新消息（在当前消息列表中不存在的消息）
|
||
const currentMessageIds = new Set(currentMessages.map(msg => msg.id));
|
||
const realNewMessages = sortedNewMessages.filter(msg => !currentMessageIds.has(msg.id));
|
||
|
||
if (realNewMessages.length > 0) {
|
||
// 累加新消息数量（而不是重置）
|
||
const currentCount = this.data.newMessageCount || 0;
|
||
this.setData({
|
||
showNewMessageTip: true,
|
||
newMessageCount: currentCount + realNewMessages.length
|
||
});
|
||
}
|
||
}
|
||
|
||
// 更新最后一条消息ID
|
||
if (latestNewMessage) {
|
||
this.setData({
|
||
lastMessageId: latestNewMessage.id
|
||
});
|
||
}
|
||
},
|
||
|
||
// 消息排序函数
|
||
sortMessagesByID(messages) {
|
||
return messages.sort((a, b) => {
|
||
// 提取ID的数字部分
|
||
const getNumericId = (id) => {
|
||
if (id.startsWith('u')) {
|
||
// 用户消息：使用时间戳
|
||
return parseInt(id.replace('u', '')) || 0;
|
||
} else if (id.startsWith('m')) {
|
||
// 服务器消息：如果是时间戳格式（长度>10），直接使用；否则转换为时间戳格式
|
||
const numId = parseInt(id.replace('m', '')) || 0;
|
||
// 如果是小数字（比如1,2,3），可能是服务器的序号ID，需要转换为可比较的时间戳
|
||
// 这里假设小于1000000000000（约2001年）的都是序号ID
|
||
if (numId < 1000000000000) {
|
||
// 将小的序号ID映射到一个较早的时间范围，确保它们排在用户消息之前
|
||
return numId + 1000000000; // 加上一个基数，但仍然小于用户消息的时间戳
|
||
}
|
||
return numId;
|
||
}
|
||
return 0;
|
||
};
|
||
|
||
const idA = getNumericId(a.id);
|
||
const idB = getNumericId(b.id);
|
||
return idA - idB;
|
||
});
|
||
},
|
||
|
||
// 静默登录方法，只需要appid和js_code
|
||
silentLogin() {
|
||
const that = this;
|
||
const accountInfo = wx.getAccountInfoSync();
|
||
wx.login({
|
||
success: function (res) {
|
||
request('wechat/miniprogram/login', 'post', {
|
||
"app_id": accountInfo.miniProgram.appId,
|
||
"js_code": res.code
|
||
}).then(resp => {
|
||
wx.setStorageSync('user_info', resp);
|
||
that.setData({
|
||
showGetUser: false,
|
||
userInfo: resp
|
||
});
|
||
request('app/user/create', 'post', {
|
||
"app_id": accountInfo.miniProgram.appId,
|
||
"user_avatar": resp.user_avatar || '/static/user.png',
|
||
"user_id": resp.openid,
|
||
"user_name": resp.user_name || '微信用户'
|
||
}).then(resp => {
|
||
that.getMessages().then(() => {
|
||
// 在获取消息完成后发送欢迎消息
|
||
that.sendWelcomeMessage();
|
||
});
|
||
// start polling once user info exists
|
||
that.startPolling();
|
||
});
|
||
}).catch(err => {
|
||
console.error('静默登录失败:', err);
|
||
// 如果静默登录失败，可以选择显示授权弹窗或其他处理
|
||
that.setData({
|
||
showGetUser: true
|
||
});
|
||
});
|
||
},
|
||
fail: function (err) {
|
||
console.error('wx.login失败:', err);
|
||
}
|
||
});
|
||
},
|
||
|
||
// Start polling messages every 1 second. Ensures only one interval exists.
|
||
startPolling() {
|
||
if (this.poller) return; // already polling
|
||
// immediate fetch then periodic
|
||
this.getMessages();
|
||
this.poller = setInterval(() => {
|
||
this.getMessages();
|
||
}, 1000);
|
||
},
|
||
|
||
// Stop polling and clear interval
|
||
stopPolling() {
|
||
if (this.poller) {
|
||
clearInterval(this.poller);
|
||
this.poller = null;
|
||
}
|
||
},
|
||
|
||
// Scroll handlers: stop polling when user scrolls up, resume when reach bottom
|
||
onScroll(e) {
|
||
// e.detail.scrollTop increases when scrolling down. We want to detect upward scroll.
|
||
const scrollTop = e.detail.scrollTop || 0;
|
||
const last = this._lastScrollTop || 0;
|
||
// If user scrolls up (new scrollTop < last), mark as not at bottom but keep polling
|
||
if (scrollTop < last) {
|
||
// user scrolled up
|
||
if (this.data.isAtBottom) {
|
||
// only update state if we were previously at bottom, but keep polling active
|
||
console.log('用户向上滚动，设置isAtBottom为false');
|
||
this.setData({ isAtBottom: false });
|
||
// 注释掉停止轮询的逻辑，确保始终获取新消息
|
||
// this.stopPolling();
|
||
}
|
||
}
|
||
// detect reaching near top to load more
|
||
if (scrollTop <= 2) {
|
||
// if there are more messages to load and not already loading
|
||
if (!this.data.loadingMore && this.data.messages.length < this.data.total) {
|
||
this.loadMoreAtTop();
|
||
}
|
||
}
|
||
// update lastScrollTop for next event
|
||
this._lastScrollTop = scrollTop;
|
||
},
|
||
|
||
onScrollToLower() {
|
||
// user scrolled to bottom (or very near). update state and ensure polling is active
|
||
console.log('用户滚动到底部，当前isAtBottom状态:', this.data.isAtBottom);
|
||
if (!this.data.isAtBottom) {
|
||
this.setData({
|
||
isAtBottom: true,
|
||
showNewMessageTip: false,
|
||
newMessageCount: 0
|
||
});
|
||
console.log('已设置isAtBottom为true');
|
||
// 确保轮询始终运行（即使之前已经在运行）
|
||
this.startPolling();
|
||
// also ensure we scroll to latest message next render
|
||
const lastId = this.data.messages[this.data.messages.length - 1] ? this.data.messages[this.data.messages.length - 1].id : '';
|
||
if (lastId) {
|
||
this.setData({ scrollToId: lastId });
|
||
console.log('设置scrollToId到最新消息:', lastId);
|
||
}
|
||
} else {
|
||
// 即使已经在底部，也要隐藏新消息提醒
|
||
if (this.data.showNewMessageTip) {
|
||
this.setData({
|
||
showNewMessageTip: false,
|
||
newMessageCount: 0
|
||
});
|
||
console.log('隐藏新消息提醒');
|
||
}
|
||
}
|
||
},
|
||
|
||
|
||
|
||
onReady() {
|
||
// 初始化欢迎消息，带时间分割线
|
||
const now = new Date();
|
||
const timeStr = this.formatTime(now);
|
||
this.setData({
|
||
messages: [],
|
||
scrollToId: 'm1'
|
||
});
|
||
},
|
||
|
||
onInput(e) {
|
||
this.setData({
|
||
inputText: e.detail.value
|
||
});
|
||
},
|
||
|
||
// 发送欢迎消息
|
||
sendWelcomeMessage() {
|
||
// 检查用户信息是否存在
|
||
if (!this.data.userInfo || !this.data.userInfo.openid) {
|
||
console.log('用户信息不存在，无法发送欢迎消息');
|
||
return;
|
||
}
|
||
|
||
// 使用用户ID作为标记，检查是否已经发送过欢迎消息
|
||
const welcomeKey = `welcome_sent_${this.data.userInfo.openid}`;
|
||
const hasWelcomeSent = wx.getStorageSync(welcomeKey);
|
||
|
||
if (hasWelcomeSent) {
|
||
console.log('该用户的欢迎消息已发送过，跳过');
|
||
this.setData({ hasWelcomeMessageSent: true });
|
||
return;
|
||
}
|
||
|
||
const welcomeText = '你好';
|
||
const now = new Date();
|
||
const id = 'welcome_' + Date.now();
|
||
|
||
const msg = {
|
||
id,
|
||
content: {
|
||
messages: welcomeText
|
||
},
|
||
"msg_type": 1,
|
||
receiver_id: '',
|
||
send_time: "刚刚",
|
||
sender_id: this.data.userInfo.openid,
|
||
sender_name: this.data.userInfo.user_name
|
||
};
|
||
|
||
// 添加新消息并重新排序
|
||
const newMessages = this.data.messages.concat(msg);
|
||
const sortedMessages = this.sortMessagesByID(newMessages);
|
||
|
||
this.setData({
|
||
messages: sortedMessages,
|
||
hasWelcomeMessageSent: true // 标记已发送欢迎消息
|
||
});
|
||
|
||
const accountInfo = wx.getAccountInfoSync();
|
||
const userInfo = wx.getStorageSync('user_info');
|
||
|
||
console.log('发送欢迎消息:', welcomeText);
|
||
|
||
// 发送到服务器
|
||
request('app/send_message', 'POST', {
|
||
"app_id": accountInfo.miniProgram.appId,
|
||
"content": JSON.stringify({
|
||
messages: welcomeText
|
||
}),
|
||
"from_user_id": userInfo.openid,
|
||
"from_user_name": userInfo.user_name,
|
||
"msg_type": 1
|
||
}).then(() => {
|
||
console.log('欢迎消息发送成功');
|
||
// 保存标记到本地存储，表示该用户已发送过欢迎消息
|
||
wx.setStorageSync(welcomeKey, true);
|
||
}).catch(err => {
|
||
console.error('欢迎消息发送失败:', err);
|
||
// 如果发送失败，不保存标记，下次还可以重试
|
||
});
|
||
|
||
// 等待渲染，确保 scroll-into-view 生效
|
||
setTimeout(() => {
|
||
// 滚动到最新的消息（排序后的最后一条）
|
||
const latestMessage = sortedMessages[sortedMessages.length - 1];
|
||
this.setData({
|
||
scrollToId: latestMessage ? latestMessage.id : id
|
||
});
|
||
}, 50);
|
||
},
|
||
|
||
sendText() {
|
||
const text = this.data.inputText && this.data.inputText.trim();
|
||
if (!text) return;
|
||
const now = new Date();
|
||
const id = 'u' + Date.now();
|
||
// const timeStr = this.formatTime(now);
|
||
// // 判断是否需要显示时间分割线
|
||
// let showTime = false;
|
||
// const lastMsg = this.data.messages.length ? this.data.messages[this.data.messages.length - 1] : null;
|
||
// if (!lastMsg || now - (lastMsg._ts || now) > 5 * 60 * 1000) showTime = true;
|
||
const msg = {
|
||
id,
|
||
content: {
|
||
messages: text
|
||
},
|
||
"msg_type": 1,
|
||
receiver_id: '',
|
||
send_time: "刚刚",
|
||
sender_id: this.data.userInfo.openid,
|
||
sender_name: this.data.userInfo.user_name
|
||
};
|
||
|
||
// 添加新消息并重新排序
|
||
const newMessages = this.data.messages.concat(msg);
|
||
const sortedMessages = this.sortMessagesByID(newMessages);
|
||
|
||
this.setData({
|
||
messages: sortedMessages,
|
||
inputText: ''
|
||
});
|
||
const accountInfo = wx.getAccountInfoSync();
|
||
const userInfo = wx.getStorageSync('user_info')
|
||
request('app/send_message', 'POST', {
|
||
"app_id": accountInfo.miniProgram.appId,
|
||
"content": JSON.stringify({
|
||
messages: text
|
||
}),
|
||
"from_user_id": userInfo.openid,
|
||
"from_user_name": userInfo.user_name,
|
||
"msg_type": 1
|
||
})
|
||
// 等待渲染，确保 scroll-into-view 生效
|
||
setTimeout(() => {
|
||
// 滚动到最新的消息（排序后的最后一条）
|
||
const latestMessage = sortedMessages[sortedMessages.length - 1];
|
||
this.setData({
|
||
scrollToId: latestMessage ? latestMessage.id : id
|
||
});
|
||
}, 50);
|
||
|
||
// 模拟客服回复（延迟）
|
||
// setTimeout(() => {
|
||
// const replyNow = new Date();
|
||
// const replyTimeStr = this.formatTime(replyNow);
|
||
// const reply = {
|
||
// id: 's' + Date.now(),
|
||
// from: 'service',
|
||
// type: 'text',
|
||
// content: '收到，客服正在处理中...',
|
||
// showTime: false,
|
||
// timeStr: replyTimeStr,
|
||
// _ts: replyNow
|
||
// };
|
||
// this.setData({
|
||
// messages: this.data.messages.concat(reply),
|
||
// scrollToId: reply.id
|
||
// });
|
||
// }, 800);
|
||
},
|
||
|
||
chooseImage() {
|
||
const that = this;
|
||
wx.chooseImage({
|
||
count: 1, // 选择图片的数量
|
||
mediaType: ['image'], // 仅选择图片
|
||
sizeType: ['compressed', 'original'],
|
||
sourceType: ['album', 'camera'],
|
||
success(res) {
|
||
const tempFilePaths = res.tempFilePaths;
|
||
console.log('选择的图片路径:', res);
|
||
if (tempFilePaths && tempFilePaths.length) {
|
||
const userInfo = wx.getStorageSync('user_info')
|
||
// const now = new Date();
|
||
const id = 'u' + Date.now();
|
||
// const timeStr = that.formatTime(now);
|
||
// let showTime = false;
|
||
// const lastMsg = that.data.messages.length ? that.data.messages[that.data.messages.length - 1] : null;
|
||
// if (!lastMsg || now - (lastMsg._ts || now) > 5 * 60 * 1000) showTime = true;
|
||
const msg = {
|
||
id,
|
||
msg_type: '2',
|
||
receiver_id: '',
|
||
content: {
|
||
messages: tempFilePaths[0]
|
||
},
|
||
sender_id: userInfo.openid,
|
||
sender_name: userInfo.user_name,
|
||
receiver_id: '',
|
||
send_time: "刚刚",
|
||
};
|
||
const list = that.data.messages
|
||
list.push(msg);
|
||
that.setData({
|
||
messages: list
|
||
});
|
||
setTimeout(() => {
|
||
that.setData({
|
||
scrollToId: id
|
||
});
|
||
}, 50);
|
||
uploadFile(tempFilePaths[0]).then((res) => {
|
||
|
||
const accountInfo = wx.getAccountInfoSync();
|
||
|
||
request('app/send_message', 'POST', {
|
||
"app_id": accountInfo.miniProgram.appId,
|
||
"content": JSON.stringify({
|
||
messages: res
|
||
}),
|
||
"from_user_id": userInfo.openid,
|
||
"from_user_name": userInfo.user_name,
|
||
"msg_type": 2
|
||
}).catch((err) => {
|
||
wx.showToast({
|
||
title: '图片发送失败',
|
||
icon: 'none'
|
||
});
|
||
});
|
||
}).catch((err) => {
|
||
wx.showToast({
|
||
title: '图片发送失败',
|
||
icon: 'none'
|
||
});
|
||
});
|
||
// wx.uploadFile({
|
||
// filePath: tempFilePaths[0], // 图片临时文件路径
|
||
// name: 'file', // 服务器接收文件的字段名，需与后端对应
|
||
// url: 'https://mini-chat.1024tool.vip/api/admin/upload/image', // 服务器接收图片的接口地址
|
||
// success: (res) => {
|
||
|
||
// },
|
||
// fail: (err) => {
|
||
// console.error('上传失败', err);
|
||
// }
|
||
// });
|
||
|
||
// 模拟客服返回图片确认
|
||
// setTimeout(() => {
|
||
// const replyNow = new Date();
|
||
// const replyTimeStr = that.formatTime(replyNow);
|
||
// const reply = {
|
||
// id: 's' + Date.now(),
|
||
// from: 'service',
|
||
// type: 'text',
|
||
// content: '已收到图片，感谢！',
|
||
// showTime: false,
|
||
// timeStr: replyTimeStr,
|
||
// _ts: replyNow
|
||
// };
|
||
// that.setData({
|
||
// messages: that.data.messages.concat(reply)
|
||
// });
|
||
// setTimeout(() => {
|
||
// that.setData({
|
||
// scrollToId: reply.id
|
||
// });
|
||
// }, 50);
|
||
// }, 1200);
|
||
}
|
||
}
|
||
});
|
||
},
|
||
// 时间格式化
|
||
formatTime(date) {
|
||
const y = date.getFullYear();
|
||
const m = (date.getMonth() + 1).toString().padStart(2, '0');
|
||
const d = date.getDate().toString().padStart(2, '0');
|
||
const h = date.getHours().toString().padStart(2, '0');
|
||
const min = date.getMinutes().toString().padStart(2, '0');
|
||
return `${y}年${m}月${d}日 ${h}:${min}`;
|
||
},
|
||
|
||
previewImage(e) {
|
||
const src = e.currentTarget.dataset.src;
|
||
if (!src) return;
|
||
wx.previewImage({
|
||
urls: [src],
|
||
current: src
|
||
});
|
||
},
|
||
|
||
onShow() {
|
||
// resume polling when page becomes visible and get latest messages
|
||
if (wx.getStorageSync('user_info')) {
|
||
// 立即请求最新消息
|
||
this.getMessages();
|
||
// 然后开始轮询
|
||
this.startPolling();
|
||
}
|
||
},
|
||
onHide() {
|
||
// stop polling when leaving page
|
||
this.stopPolling();
|
||
},
|
||
onUnload() {
|
||
// cleanup
|
||
this.stopPolling();
|
||
},
|
||
onPullDownRefresh() {
|
||
// 下拉刷新时获取最新消息
|
||
if (wx.getStorageSync('user_info')) {
|
||
this.getMessages().then(() => {
|
||
// 停止下拉刷新动画
|
||
wx.stopPullDownRefresh();
|
||
}).catch(() => {
|
||
wx.stopPullDownRefresh();
|
||
});
|
||
} else {
|
||
wx.stopPullDownRefresh();
|
||
}
|
||
},
|
||
|
||
// 点击新消息提醒，滚动到底部
|
||
scrollToBottom() {
|
||
const messages = this.data.messages;
|
||
if (messages.length > 0) {
|
||
const sortedMessages = this.sortMessagesByID(messages);
|
||
const latestMessage = sortedMessages[sortedMessages.length - 1];
|
||
|
||
this.setData({
|
||
scrollToId: latestMessage.id,
|
||
showNewMessageTip: false,
|
||
newMessageCount: 0,
|
||
isAtBottom: true
|
||
});
|
||
|
||
// 延迟一下确保滚动完成
|
||
setTimeout(() => {
|
||
this.setData({
|
||
scrollToId: ''
|
||
});
|
||
}, 100);
|
||
}
|
||
},
|
||
|
||
onReachBottom() { },
|
||
onShareAppMessage() { }
|
||
}); |