提交后台前端基础框架

This commit is contained in:
wanghao
2025-03-12 12:48:13 +08:00
parent 67a3fc68c9
commit 8e19156555
174 changed files with 36652 additions and 0 deletions

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import Recorder from './recorder'
export default class Record {
startRecord(param) {
let self = this
try {
Recorder.get(rec => {
if (rec.error) return param.error(rec.error)
self.recorder = rec
self.recorder.start()
param.success('开始录音')
})
} catch (e) {
param.error('开始录音失败' + e)
}
}
stopRecord(param) {
let self = this
try {
let blobData = self.recorder.getBlob()
param.success(blobData)
} catch (e) {
param.error('结束录音失败' + e)
}
}
play(audio) {
let self = this
try {
self.recorder.play(audio)
} catch (e) {
console.error('录音播放失败' + e)
}
}
clear(audio) {
let self = this
try {
self.recorder.clear(audio)
} catch (e) {
console.error('清空录音失败' + e)
}
}
}

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export default class Recorder {
constructor(stream, config) {
//兼容
window.URL = window.URL || window.webkitURL
navigator.getUserMedia =
navigator.getUserMedia ||
navigator.webkitGetUserMedia ||
navigator.mozGetUserMedia ||
navigator.msGetUserMedia
config = config || {}
config.sampleBits = config.sampleBits || 16 //采样数位 8, 16
config.sampleRate = config.sampleRate || 8000 //采样率(1/6 44100)
this.context = new (window.webkitAudioContext || window.AudioContext)()
this.audioInput = this.context.createMediaStreamSource(stream)
this.createScript =
this.context.createScriptProcessor || this.context.createJavaScriptNode
this.recorder = this.createScript.apply(this.context, [4096, 1, 1])
this.audioData = {
size: 0, //录音文件长度
buffer: [], //录音缓存
inputSampleRate: this.context.sampleRate, //输入采样率
inputSampleBits: 16, //输入采样数位 8, 16
outputSampleRate: config.sampleRate, //输出采样率
oututSampleBits: config.sampleBits, //输出采样数位 8, 16
input: function(data) {
this.buffer.push(new Float32Array(data))
this.size += data.length
},
compress: function() {
//合并压缩
//合并
let data = new Float32Array(this.size)
let offset = 0
for (let i = 0; i < this.buffer.length; i++) {
data.set(this.buffer[i], offset)
offset += this.buffer[i].length
}
//压缩
let compression = parseInt(this.inputSampleRate / this.outputSampleRate)
let length = data.length / compression
let result = new Float32Array(length)
let index = 0,
j = 0
while (index < length) {
result[index] = data[j]
j += compression
index++
}
return result
},
encodeWAV: function() {
let sampleRate = Math.min(this.inputSampleRate, this.outputSampleRate)
let sampleBits = Math.min(this.inputSampleBits, this.oututSampleBits)
let bytes = this.compress()
let dataLength = bytes.length * (sampleBits / 8)
let buffer = new ArrayBuffer(44 + dataLength)
let data = new DataView(buffer)
let channelCount = 1 //单声道
let offset = 0
let writeString = function(str) {
for (let i = 0; i < str.length; i++) {
data.setUint8(offset + i, str.charCodeAt(i))
}
}
// 资源交换文件标识符
writeString('RIFF')
offset += 4
// 下个地址开始到文件尾总字节数,即文件大小-8
data.setUint32(offset, 36 + dataLength, true)
offset += 4
// WAV文件标志
writeString('WAVE')
offset += 4
// 波形格式标志
writeString('fmt ')
offset += 4
// 过滤字节,一般为 0x10 = 16
data.setUint32(offset, 16, true)
offset += 4
// 格式类别 (PCM形式采样数据)
data.setUint16(offset, 1, true)
offset += 2
// 通道数
data.setUint16(offset, channelCount, true)
offset += 2
// 采样率,每秒样本数,表示每个通道的播放速度
data.setUint32(offset, sampleRate, true)
offset += 4
// 波形数据传输率 (每秒平均字节数) 单声道×每秒数据位数×每样本数据位/8
data.setUint32(
offset,
channelCount * sampleRate * (sampleBits / 8),
true
)
offset += 4
// 快数据调整数 采样一次占用字节数 单声道×每样本的数据位数/8
data.setUint16(offset, channelCount * (sampleBits / 8), true)
offset += 2
// 每样本数据位数
data.setUint16(offset, sampleBits, true)
offset += 2
// 数据标识符
writeString('data')
offset += 4
// 采样数据总数,即数据总大小-44
data.setUint32(offset, dataLength, true)
offset += 4
// 写入采样数据
if (sampleBits === 8) {
for (let i = 0; i < bytes.length; i++, offset++) {
let s = Math.max(-1, Math.min(1, bytes[i]))
let val = s < 0 ? s * 0x8000 : s * 0x7fff
val = parseInt(255 / (65535 / (val + 32768)))
data.setInt8(offset, val, true)
}
} else {
for (let i = 0; i < bytes.length; i++, offset += 2) {
let s = Math.max(-1, Math.min(1, bytes[i]))
data.setInt16(offset, s < 0 ? s * 0x8000 : s * 0x7fff, true)
}
}
return new Blob([data], {
type: 'audio/wav',
})
},
}
}
//开始录音
start() {
this.audioInput.connect(this.recorder)
this.recorder.connect(this.context.destination)
//音频采集
let self = this
this.recorder.onaudioprocess = function(e) {
self.audioData.input(e.inputBuffer.getChannelData(0))
}
}
//停止
stop() {
this.recorder.disconnect()
}
//获取音频文件
getBlob() {
this.stop()
return this.audioData.encodeWAV()
}
//回放
play(audio) {
audio.src = window.URL.createObjectURL(this.getBlob())
}
//清理缓存的录音数据
clear(audio) {
this.audioData.buffer = []
this.audioData.size = 0
audio.src = ''
}
static checkError(e) {
const { name } = e
let errorMsg = ''
switch (name) {
case 'AbortError':
errorMsg = '录音设备无法被使用'
break
case 'NotAllowedError':
errorMsg = '用户已禁止网页调用录音设备'
break
case 'PermissionDeniedError':
errorMsg = '用户已禁止网页调用录音设备'
break // 用户拒绝
case 'NotFoundError':
errorMsg = '录音设备未找到'
break
case 'DevicesNotFoundError':
errorMsg = '录音设备未找到'
break
case 'NotReadableError':
errorMsg = '录音设备无法使用'
break
case 'NotSupportedError':
errorMsg = '不支持录音功能'
break
case 'MandatoryUnsatisfiedError':
errorMsg = '无法发现指定的硬件设备'
break
default:
errorMsg = '录音调用错误'
break
}
return {
error: errorMsg,
}
}
static get(callback, config) {
if (callback) {
if (navigator.mediaDevices && navigator.mediaDevices.getUserMedia) {
navigator.mediaDevices
.getUserMedia({
audio: true,
video: false,
})
.then(stream => {
let rec = new Recorder(stream, config)
callback(rec)
})
.catch(e => {
callback(Recorder.checkError(e))
})
} else {
navigator
.getUserMedia({
audio: true,
video: false,
})
.then(stream => {
let rec = new Recorder(stream, config)
callback(rec)
})
.catch(e => {
// Recorder.checkError(e)
callback(Recorder.checkError(e))
})
}
}
}
}

76
Backend/src/plugins/sms-lock.js Executable file
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/**
* 短信倒计时锁
*/
class SmsLock {
// 发送倒计时默认60秒
time = null
// 计时器
timer = null
// 倒计时默认60秒
lockTime = 60
// 锁标记名称
lockName = ''
/**
* 实例化构造方法
*
* @param {String} purpose 唯一标识
* @param {Number} time
*/
constructor(purpose, lockTime = 60) {
this.lockTime = lockTime
this.lockName = `SMSLOCK_${purpose}`
this.init()
}
// 开始计时
start(time = null) {
this.time = time == null || time >= this.lockTime ? this.lockTime : time
this.clearInterval()
this.timer = setInterval(() => {
if (this.time == 0) {
this.clearInterval()
this.time = null
localStorage.removeItem(this.lockName)
return
}
this.time--
// 设置本地缓存
localStorage.setItem(this.lockName, this.getTime() + this.time)
}, 1000)
}
// 页面刷新初始化
init() {
let result = localStorage.getItem(this.lockName)
if (result == null) return
let time = result - this.getTime()
if (time > 0) {
this.start(time)
} else {
localStorage.removeItem(this.lockName)
}
}
// 获取当前时间
getTime() {
return Math.floor(new Date().getTime() / 1000)
}
// 清除计时器
clearInterval() {
clearInterval(this.timer)
}
}
export default SmsLock

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import store from '@/store'
import { Notification } from 'element-ui'
/**
* 处理App消息
*/
class AppMessageEvent {
/**
* 初始化
*/
constructor() {
this.$notify = Notification
}
/**
* 获取当前登录用户的ID
*/
get UserId() {
return store.state.user.uid
}
/**
* 判断消息是否来自当前对话
*
* @param {Number} source 聊天消息类型1私聊2群聊
* @param {Number} receive_id 接收者ID
* @param {Number} user_id 发送者ID
*/
isChatting(source, receive_id, user_id) {
if (source != store.state.dialogue.source) {
return false
} else if (source == 1) {
if (store.state.dialogue.receive_id == receive_id) {
return true
} else if (store.state.dialogue.receive_id == user_id) {
return true
}
} else if (source == 2) {
if (
store.state.dialogue.receive_id == receive_id ||
store.state.dialogue.receive_id == this.UserId
) {
return true
}
}
return false
}
}
export default AppMessageEvent

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import AppMessageEvent from './app-message-event'
import store from '@/store'
import router from '@/router'
/**
* 好友邀请消息处理
*/
class FriendApplyEvent extends AppMessageEvent {
/**
* @var resource 资源
*/
resource
/**
* 初始化构造方法
*
* @param {Object} resource Socket消息
*/
constructor(resource) {
super()
this.resource = resource
}
handle() {
store.commit('INCR_APPLY_NUM')
this.$notify({
title: '好友申请',
dangerouslyUseHTMLString: true,
message: `<p style="color:red;margin-top:10px;">您有一条好友申请消息,请注意查收...</p>`,
duration: 0,
type: 'info',
customClass: 'pointer',
onClick: function() {
store.commit('SET_APPLY_NUM', 0)
router.push({
path: '/contacts/apply',
query: { t: new Date().getTime() },
})
this.close()
},
})
}
}
export default FriendApplyEvent

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import AppMessageEvent from './app-message-event'
/**
* 好友邀请消息处理
*/
class GroupJoinEvent extends AppMessageEvent {
/**
* @var resource 资源
*/
resource
/**
* 初始化构造方法
*
* @param {Object} resource Socket消息
*/
constructor(resource) {
super()
this.resource = resource
}
handle() {
this.$notify({
message: '您有一条入群消息通知,请注意查收...',
duration: 5000,
})
}
}
export default GroupJoinEvent

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import AppMessageEvent from './app-message-event'
import store from '@/store'
/**
* 好友邀请消息处理
*/
class KeyboardEvent extends AppMessageEvent {
/**
* @var resource 资源
*/
resource
/**
* 初始化构造方法
*
* @param {Object} resource Socket消息
*/
constructor(resource) {
super()
this.resource = resource
}
handle() {
if (store.state.dialogue.index_name == null) return false
this.isShow() && store.commit('UPDATE_KEYBOARD_EVENT')
}
isShow() {
let [source, receive_id] = store.state.dialogue.index_name.split('_')
return !(source == 2 || receive_id != this.resource.send_user)
}
}
export default KeyboardEvent

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import AppMessageEvent from './app-message-event'
import store from '@/store'
/**
* 好友邀请消息处理
*/
class LoginEvent extends AppMessageEvent {
/**
* @var resource 资源
*/
resource
/**
* 初始化构造方法
*
* @param {Object} resource Socket消息
*/
constructor(resource) {
super()
this.resource = resource
}
handle() {
store.dispatch('ACT_UPDATE_FRIEND_STATUS', {
status: this.resource.status,
friendId: parseInt(this.resource.user_id),
})
}
}
export default LoginEvent

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import AppMessageEvent from './app-message-event'
import store from '@/store'
/**
* 好友邀请消息处理
*/
class RevokeEvent extends AppMessageEvent {
/**
* @var resource 资源
*/
resource
/**
* 初始化构造方法
*
* @param {Object} resource Socket消息
*/
constructor(resource) {
super()
this.resource = resource
}
handle() {
if (
!this.isChatting(
this.resource.source,
this.resource.receive_id,
this.resource.user_id
)
) {
return false
}
let record_id = this.resource.record_id
let index = store.state.dialogue.records.findIndex(
item => item.id === record_id
)
store.commit('UPDATE_DIALOGUE', {
index,
item: {
is_revoke: 1,
},
})
}
}
export default RevokeEvent

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import Vue from 'vue'
import store from '@/store'
import router from '@/router'
import AppMessageEvent from './app-message-event'
import { parseTime } from '@/utils/functions'
import { formateTalkItem, findTalkIndex } from '@/utils/talk'
import { ServeClearTalkUnreadNum, ServeCreateTalkList } from '@/api/chat'
/**
* 聊天消息处理
*/
class TalkEvent extends AppMessageEvent {
/**
* @var resource 资源
*/
resource
/**
* 初始化构造方法
*
* @param {Object} resource Socket消息
*/
constructor(resource) {
super()
this.resource = resource
}
handle() {
const indexName = this.getIndexName()
if (!this.isTalkPage()) {
if (this.resource.send_user != this.UserId) {
this.showMessageNocice(indexName)
}
return false
}
const index = findTalkIndex(indexName)
if (index == -1) {
// 判断消息来源是否在对话列表中...
this.loadTalkItem()
return
}
if (
this.isChatting(
this.resource.source_type,
this.resource.receive_user,
this.resource.send_user
)
) {
this.updateTalkRecord(index)
} else {
this.updateTalkItem(index)
}
}
/**
* 显示消息提示
*
* @param {String} index_name
* @returns
*/
showMessageNocice(index_name) {
let tag = this.resource.data.source == 1 ? '[私信]' : '[群聊]'
let group_name = this.resource.data.group_name || '好友'
let nickname = this.resource.data.nickname || this.resource.data.group_name
let content = this.getTalkText()
this.$notify({
title: `${tag} 聊天通知`,
message: `${group_name}」@${nickname} : ${content}`,
duration: 3000000,
customClass: 'talk-notify pointer',
onClick: function() {
sessionStorage.setItem('send_message_index_name', index_name)
router.push('/')
this.close()
},
position: 'bottom-right',
})
store.commit('INCR_UNREAD_NUM')
}
/**
* 更新对话记录
*
* @param {Number} index 聊天列表的索引
*/
updateTalkRecord(index) {
let record = this.resource.data
record.float =
record.user_id == 0
? 'center'
: record.user_id == this.UserId
? 'right'
: 'left'
store.commit('PUSH_DIALOGUE', record)
// 获取聊天面板元素节点
let elChatPanel = document.getElementById('lumenChatPanel')
// 判断的滚动条是否在底部
let isBottom =
Math.ceil(elChatPanel.scrollTop) + elChatPanel.clientHeight >=
elChatPanel.scrollHeight
if (isBottom || record.user_id == this.UserId) {
Vue.nextTick(() => {
// 更新聊天面板滚动条置底
elChatPanel.scrollTop = elChatPanel.scrollHeight
})
} else {
store.commit('SET_TLAK_UNREAD_MESSAGE', {
content: this.getTalkText(),
nickname: record.nickname,
})
}
store.commit('UPDATE_TALK_ITEM', {
index,
item: {
msg_text: this.getTalkText(),
updated_at: parseTime(new Date()),
},
})
if (
this.resource.data.source == 1 &&
this.UserId !== this.resource.data.user_id
) {
// 更新未读消息
ServeClearTalkUnreadNum({
type: store.state.dialogue.source,
receive: store.state.dialogue.receive_id,
})
}
}
/**
* 更新对话列表记录
*
* @param {Number} index 聊天列表的索引
*/
updateTalkItem(index) {
store.commit('INCR_UNREAD_NUM')
if (index == -1) {
// 对话列表不存在需请求后端...
return
}
store.commit('UPDATE_TALK_MESSAGE', {
index,
item: {
msg_text: this.getTalkText(),
updated_at: parseTime(new Date()),
},
})
}
/**
* 获取聊天列表左侧的对话信息
*/
getTalkText() {
let text = this.resource.data.content
switch (this.resource.data.msg_type) {
case 2:
let file_type = this.resource.data.file.file_type
text = file_type == 1 ? '[图片消息]' : '[文件消息]'
break
case 4:
text = '[会话记录]'
break
case 5:
text = '[代码消息]'
break
}
return text
}
/**
* 判断用户是否打开对话页
*/
isTalkPage() {
let path = router.currentRoute.fullPath
return !(path != '/message' && path != '/')
}
/**
* 通过消息获取消息对应的对话索引
*/
getIndexName() {
let message = this.resource
if (
message.source_type == 2 ||
(message.source_type == 1 && message.send_user == this.UserId)
) {
return `${message.source_type}_${message.receive_user}`
}
return `${message.source_type}_${message.send_user}`
}
/**
* 加载对接节点
*/
loadTalkItem() {
let receive_id = this.resource.send_user
let type = this.resource.source_type
if (type == 2 || this.resource.send_user == this.UserId) {
receive_id = this.resource.receive_user
}
ServeCreateTalkList({
type,
receive_id,
}).then(({ code, data }) => {
if (code == 200) {
let { talkItem } = data
talkItem.unread_num++
store.commit('INSERT_TALK_ITEM', formateTalkItem(talkItem))
}
})
}
}
export default TalkEvent

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class WsSocket {
/**
* Websocket 连接
*
* @var Websocket
*/
connect
/**
* 服务器连接地址
*/
url
/**
* 配置信息
*
* @var Object
*/
config = {
heartbeat: {
enabled: true, // 是否发送心跳包
time: 10000, // 心跳包发送间隔时长
setInterval: null, // 心跳包计时器
},
reconnect: {
lockReconnect: false,
setTimeout: null, // 计时器对象
time: 5000, // 重连间隔时间
number: 50, // 重连次数
},
}
/**
* 自定义绑定消息事件
*
* @var Array
*/
onCallBacks = []
/**
* 创建 WsSocket 的实例
*
* @param {Function} urlCallBack url闭包函数
* @param {Object} events 原生 WebSocket 绑定事件
*/
constructor(urlCallBack, events) {
this.urlCallBack = urlCallBack
// 定义 WebSocket 原生方法
this.events = Object.assign(
{
onError: evt => {},
onOpen: evt => {},
onClose: evt => {},
},
events
)
}
/**
* 事件绑定
*
* @param {String} event 事件名
* @param {Function} callBack 回调方法
*/
on(event, callBack) {
this.onCallBacks[event] = callBack
return this
}
/**
* 加载 WebSocket
*/
loadSocket() {
// 判断当前是否已经连接
if (this.connect != null) {
this.connect.close()
this.connect = null
}
this.url = this.urlCallBack()
const connect = new WebSocket(this.url)
connect.onerror = this.onError.bind(this)
connect.onopen = this.onOpen.bind(this)
connect.onmessage = this.onMessage.bind(this)
connect.onclose = this.onClose.bind(this)
this.connect = connect
}
/**
* 连接 Websocket
*/
connection() {
this.loadSocket()
}
/**
* 掉线重连 Websocket
*/
reconnect() {
let reconnect = this.config.reconnect
if (reconnect.lockReconnect || reconnect.number == 0) {
return
}
this.config.reconnect.lockReconnect = true
// 没连接上会一直重连,设置延迟避免请求过多
reconnect.setTimeout && clearTimeout(reconnect.setTimeout)
this.config.reconnect.setTimeout = setTimeout(() => {
this.connection()
this.config.reconnect.lockReconnect = false
this.config.reconnect.number--
console.log(
`网络连接已断开,正在尝试重新连接(${this.config.reconnect.number})...`
)
}, reconnect.time)
}
/**
* 解析接受的消息
*
* @param {Object} evt Websocket 消息
*/
onParse(evt) {
let [eventType, message] = JSON.parse(evt.data)
return {
event: eventType,
data: message,
orginData: evt.data,
}
}
/**
* 打开连接
*
* @param {Object} evt Websocket 消息
*/
onOpen(evt) {
this.events.onOpen(evt)
if (this.config.heartbeat.enabled) {
this.heartbeat()
}
}
/**
* 关闭连接
*
* @param {Object} evt Websocket 消息
*/
onClose(evt) {
if (this.config.heartbeat.enabled) {
clearInterval(this.config.heartbeat.setInterval)
}
if (evt.code == 1006) {
this.reconnect()
}
this.events.onClose(evt)
}
/**
* 连接错误
*
* @param {Object} evt Websocket 消息
*/
onError(evt) {
this.events.onError(evt)
}
/**
* 接收消息
*
* @param {Object} evt Websocket 消息
*/
onMessage(evt) {
let result = this.onParse(evt)
// 判断消息事件是否被绑定
if (this.onCallBacks.hasOwnProperty(result.event)) {
this.onCallBacks[result.event](result.data, result.orginData)
} else {
console.warn(`WsSocket 消息事件[${result.event}]未绑定...`)
}
}
/**
* WebSocket心跳检测
*/
heartbeat() {
this.config.heartbeat.setInterval = setInterval(() => {
this.connect.send('PING')
}, this.config.heartbeat.time)
}
/**
* 聊天发送数据
*
* @param {Object} mesage
*/
send(mesage) {
this.connect.send(JSON.stringify(mesage))
}
/**
* 关闭连接
*/
close(){
this.connect.close()
}
/**
* 推送消息
*
* @param {String} event 事件名
* @param {Object} data 数据
*/
emit(event, data) {
if (this.connect && this.connect.readyState === 1) {
this.connect.send(
JSON.stringify({
event,
data,
})
)
} else {
console.error('WebSocket 连接已关闭...', this.connect)
}
}
}
export default WsSocket