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https://gitee.com/Zhaoxin59/my-chat_-client.git
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311 lines
10 KiB
C++
311 lines
10 KiB
C++
#pragma once
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#include <QDateTime>
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#include <QDebug>
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#include <QFile>
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#include <QFileInfo>
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#include <QIcon>
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#include <QString>
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#include <QUuid>
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#include "base.qpb.h"
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// 创建命名空间
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namespace model {
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///////////////////////////
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//工具函数，后续很多模块可能会用到
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///////////////////////////
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//获取仅当前的源文件名
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static inline QString getFileName(const QString& path) {
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QFileInfo fileinfo(path);
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return fileinfo.fileName();
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}
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//封装一个宏作为日志打印的方式
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#define TAG QString("[%1:%2]").arg(model::getFileName(__FILE__), QString::number(__LINE__))
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#define LOG() qDebug().noquote() << TAG
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//避免链接阶段出现“函数重定义的问题”
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static inline QString formatTime(int64_t timestamp) {
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//先把时间戳转换为datetime对象
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QDateTime datetime = QDateTime::fromSecsSinceEpoch(timestamp);
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//把datetime对象转化为格式化的时间
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return datetime.toString("MM-dd HH:mm:ss");
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}
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//通过这个函数得到秒级别的时间
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static inline int64_t getTime() {
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return QDateTime::currentSecsSinceEpoch();
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}
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//根据QByteArray转换为QIcon
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static inline QIcon makeIcon(const QByteArray& byteArray) {
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//存储和操作图像数据的类
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QPixmap pixmap;
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pixmap.loadFromData(byteArray);
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QIcon icon(pixmap);
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return icon;
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}
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// 读写文件操作
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// 从指定的文件中，读取所有的二进制内容，得到一个QByteArray
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static inline QByteArray loadFileToByteArray(const QString& path) {
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QFile file(path);
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bool ok = file.open(QFile::ReadOnly);
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if(!ok) {
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qDebug() << "文件打开失败!!!";
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return QByteArray();
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}
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QByteArray content = file.readAll();
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file.close();
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return content;
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}
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//将QByteArray的内容写入到某个指定的文件里
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static inline void writeByteArrayToFile(const QString& path, const QByteArray& content) {
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QFile file(path);
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bool ok = file.open(QFile::WriteOnly);
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if(!ok) {
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qDebug() << "文件打开失败!!!";
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return;
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}
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file.write(content);
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file.flush();
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file.close();
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}
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///////////////////////////
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// 用户信息
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///////////////////////////
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class UserInfo {
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public:
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//初始化，避免一些随机值可能的负面影响
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QString userId = ""; //用户编号
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QString nickname = ""; //用户昵称
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QString description = ""; //用户签名
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QString phone = ""; //手机号码
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QIcon avatar; //用户头像
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//从protobuffer的UserInfo对象，转换为当前代码的UserInfo对象
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void load(const bite_im::UserInfo& userInfo) {
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this->userId = userInfo.userId();
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this->nickname = userInfo.nickname();
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this->phone = userInfo.phone();
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this->description = userInfo.description();
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if (userInfo.avatar().isEmpty()) {
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//使用默认的头像即可
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this->avatar = QIcon(":resource/image/defaultAvatar.png");
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}
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else {
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this->avatar = makeIcon(userInfo.avatar());
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}
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}
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};
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///////////////////////////
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//消息信息
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///////////////////////////
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enum MessageType {
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TEXT_TYPE, //文本消息
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IMAGE_TYPE, //图片消息
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FILE_TYPE, //文件消息
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SPEECH_TYPE //语音消息
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};
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class Message {
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public:
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QString messageId = ""; //消息的编号
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QString chatSessionId = ""; //消息所属会话的编号
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QString time = ""; //消息的时间，通过格式化的方式来表示
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MessageType messageType = TEXT_TYPE; //消息类型
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UserInfo sender; //发送者信息
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QByteArray content; //消息的正文内容
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QString fileId = ""; //文件的身份标识，当为文件，图片，语音，视频有效，当为文本则为""
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QString fileName = ""; //文件名称
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static Message makeMessage(MessageType messageType, const QString& chatSessionId, const UserInfo& sender,
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const QByteArray& content, const QString& extraInfo) {
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if(messageType == TEXT_TYPE) {
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return makeTextMessage(chatSessionId, sender, content);
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} else if(messageType == IMAGE_TYPE) {
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return makeImageMessage(chatSessionId, sender, content);
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} else if(messageType == FILE_TYPE) {
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return makeFileMessage(chatSessionId, sender, content, extraInfo);
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} else if(messageType == SPEECH_TYPE) {
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return makeSpeechMessage(chatSessionId, sender, content);
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} else {
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//触发了未知消息类型
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return Message();
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}
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}
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void load(const bite_im::MessageInfo& messageInfo) {
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this->messageId = messageInfo.messageId();
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this->chatSessionId = messageInfo.chatSessionId();
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this->time = formatTime(messageInfo.timestamp());
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this->sender.load(messageInfo.sender());
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//设置消息的类型
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auto type = messageInfo.message().messageType();
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if (type == bite_im::MessageTypeGadget::MessageType::STRING) {
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this->messageType = TEXT_TYPE;
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this->content = messageInfo.message().stringMessage().content().toUtf8();
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}
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else if (type == bite_im::MessageTypeGadget::MessageType::IMAGE) {
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this->messageType = IMAGE_TYPE;
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if (messageInfo.message().imageMessage().hasImageContent()) {
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this->content = messageInfo.message().imageMessage().imageContent();
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}
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if (messageInfo.message().imageMessage().hasFileId()) {
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this->fileId = messageInfo.message().imageMessage().fileId();
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}else if (type == bite_im::MessageTypeGadget::MessageType::FILE) {
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this->messageType = FILE_TYPE;
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if (messageInfo.message().fileMessage().hasFileContents()) {
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this->content = messageInfo.message().fileMessage().fileContents();
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}
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if (messageInfo.message().fileMessage().hasFileId()) {
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this->fileId = messageInfo.message().fileMessage().fileId();
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}
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this->fileName = messageInfo.message().fileMessage().fileName();
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}
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else if (type == bite_im::MessageTypeGadget::MessageType::SPEECH) {
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this->messageType = SPEECH_TYPE;
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if (messageInfo.message().speechMessage().hasFileContents()) {
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this->content = messageInfo.message().speechMessage().fileContents();
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}
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if (messageInfo.message().speechMessage().hasFileId()) {
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this->fileId = messageInfo.message().speechMessage().fileId();
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}
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}
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else {
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// 错误的类型, 啥都不做了, 只是打印一个日志
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LOG() << "非法的消息类型! type=" << type;
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}
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}
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}
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private:
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static QString makeId() {
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//Uuid这东西背后也是一套算法，能够生成“全球唯一的身份标识”
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//Qt对UUID也有封装
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//{75eb37e5-5af5-4bfb-8d0e-5261038a9107}(16进制的整数)
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return "M" + QUuid::createUuid().toString().mid(25, 12);
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}
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static Message makeTextMessage(const QString& chatSessionId,const UserInfo& sender, const QByteArray& content) {
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Message message;
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//此处需要确保生成的messageId是唯一的
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message.messageId = makeId();
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message.chatSessionId = chatSessionId;
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message.sender = sender;
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message.time = formatTime(getTime());
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message.content = content;
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message.messageType = TEXT_TYPE;
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//对于文本消息来说，以下属性并不使用，所以设置为""
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message.fileId = "";
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message.fileName = "";
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return message;
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}
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static Message makeImageMessage(const QString& chatSessionId,const UserInfo& sender, const QByteArray& content) {
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Message message;
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message.messageId = makeId();
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message.chatSessionId = chatSessionId;
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message.sender = sender;
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message.time = formatTime(getTime());
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message.content = content;
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message.messageType = IMAGE_TYPE;
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//后续使用时再进一步进行设置
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message.fileId = "";
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//此处并不使用，设置为""
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message.fileName = "";
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return message;
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}
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static Message makeFileMessage(const QString& chatSessionId,const UserInfo& sender, const QByteArray& content, const QString& fileName) {
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Message message;
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message.messageId = makeId();
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message.chatSessionId = chatSessionId;
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message.sender = sender;
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message.time = formatTime(getTime());
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message.content = content;
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message.messageType = FILE_TYPE;
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//后续使用时再进一步进行设置
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message.fileId = "";
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//此处并不使用，设置为""
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message.fileName = fileName;
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return message;
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}
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static Message makeSpeechMessage(const QString& chatSessionId,const UserInfo& sender, const QByteArray& content) {
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Message message;
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message.messageId = makeId();
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message.chatSessionId = chatSessionId;
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message.sender = sender;
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message.time = formatTime(getTime());
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message.content = content;
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message.messageType = SPEECH_TYPE;
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//后续使用时再进一步进行设置
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message.fileId = "";
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//此处并不使用，设置为""
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message.fileName = "";
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return message;
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}
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};
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///////////////////////////
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//会话信息
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///////////////////////////
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class ChatSessionInfo {
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public:
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QString chatSessionId = ""; //会话编号
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QString chatSessionName = ""; //会话名字(单聊或群聊)
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Message lastMessage; //表示会话的最新消息
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QIcon avatar; //会话的头像(单聊或群聊)
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QString userId = ""; //(单聊为对方的id，群聊为"")
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void load(bite_im::ChatSessionInfo& chatSessionInfo) {
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this->chatSessionId = chatSessionInfo.chatSessionId();
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this->chatSessionName = chatSessionInfo.chatSessionName();
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if (chatSessionInfo.hasSingleChatFriendId()) {
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this->userId = chatSessionInfo.singleChatFriendId();
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}
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if (chatSessionInfo.hasPrevMessage()) {
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lastMessage.load(chatSessionInfo.prevMessage());
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}
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if (chatSessionInfo.hasAvatar() && !chatSessionInfo.avatar().isEmpty()) {
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//如果有头像，则设置这个头像
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this->avatar = makeIcon(chatSessionInfo.avatar());
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}
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else {
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//如果没有，则会根据是单聊还是群聊，使用不同的默认头像
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if (userId != "") {
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//单聊
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this->avatar = QIcon(":/resource/image/defaultAvatar.png");
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}
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else {
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//群聊
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this->avatar = QIcon(":/resource/image/groupAvatar.png");
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}
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}
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}
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};
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} //end namespace model
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