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凝望
2025-10-13 18:34:48 +08:00
commit 37865d041f
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common/mysql_chat_session.hpp Normal file
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#pragma once
#include "mysql.hpp"
#include "chat_session.hxx"
#include "chat_session-odb.hxx"
#include "mysql_chat_session_member.hpp"
namespace bite_im {
class ChatSessionTable {
public:
using ptr = std::shared_ptr<ChatSessionTable>;
ChatSessionTable(const std::shared_ptr<odb::core::database> &db):_db(db){}
bool insert(ChatSession &cs) {
try {
odb::transaction trans(_db->begin());
_db->persist(cs);
trans.commit();
}catch (std::exception &e) {
LOG_ERROR("新增会话失败 {}:{}！", cs.chat_session_name(), e.what());
return false;
}
return true;
}
bool remove(const std::string &ssid) {
try {
odb::transaction trans(_db->begin());
typedef odb::query<ChatSession> query;
typedef odb::result<ChatSession> result;
_db->erase_query<ChatSession>(query::chat_session_id == ssid);
typedef odb::query<ChatSessionMember> mquery;
_db->erase_query<ChatSessionMember>(mquery::session_id == ssid);
trans.commit();
}catch (std::exception &e) {
LOG_ERROR("删除会话失败 {}:{}！", ssid, e.what());
return false;
}
return true;
}
bool remove(const std::string &uid, const std::string &pid) {
//单聊会话的删除，-- 根据单聊会话的两个成员
try {
odb::transaction trans(_db->begin());
typedef odb::query<SingleChatSession> query;
typedef odb::result<SingleChatSession> result;
auto res = _db->query_one<SingleChatSession>(
query::csm1::user_id == uid &&
query::csm2::user_id == pid &&
query::css::chat_session_type == ChatSessionType::SINGLE);
std::string cssid = res->chat_session_id;
typedef odb::query<ChatSession> cquery;
_db->erase_query<ChatSession>(cquery::chat_session_id == cssid);
typedef odb::query<ChatSessionMember> mquery;
_db->erase_query<ChatSessionMember>(mquery::session_id == cssid);
trans.commit();
}catch (std::exception &e) {
LOG_ERROR("删除会话失败 {}-{}:{}！", uid, pid, e.what());
return false;
}
return true;
}
std::shared_ptr<ChatSession> select(const std::string &ssid) {
std::shared_ptr<ChatSession> res;
try {
odb::transaction trans(_db->begin());
typedef odb::query<ChatSession> query;
typedef odb::result<ChatSession> result;
res.reset(_db->query_one<ChatSession>(query::chat_session_id == ssid));
trans.commit();
}catch (std::exception &e) {
LOG_ERROR("通过会话ID获取会话信息失败 {}:{}！", ssid, e.what());
}
return res;
}
std::vector<SingleChatSession> singleChatSession(const std::string &uid) {
std::vector<SingleChatSession> res;
try {
odb::transaction trans(_db->begin());
typedef odb::query<SingleChatSession> query;
typedef odb::result<SingleChatSession> result;
//当前的uid是被申请者的用户ID
result r(_db->query<SingleChatSession>(
query::css::chat_session_type == ChatSessionType::SINGLE &&
query::csm1::user_id == uid &&
query::csm2::user_id != query::csm1::user_id));
for (result::iterator i(r.begin()); i != r.end(); ++i) {
res.push_back(*i);
}
trans.commit();
}catch (std::exception &e) {
LOG_ERROR("获取用户 {} 的单聊会话失败:{}！", uid, e.what());
}
return res;
}
std::vector<GroupChatSession> groupChatSession(const std::string &uid) {
std::vector<GroupChatSession> res;
try {
odb::transaction trans(_db->begin());
typedef odb::query<GroupChatSession> query;
typedef odb::result<GroupChatSession> result;
//当前的uid是被申请者的用户ID
result r(_db->query<GroupChatSession>(
query::css::chat_session_type == ChatSessionType::GROUP &&
query::csm::user_id == uid ));
for (result::iterator i(r.begin()); i != r.end(); ++i) {
res.push_back(*i);
}
trans.commit();
}catch (std::exception &e) {
LOG_ERROR("获取用户 {} 的群聊会话失败:{}！", uid, e.what());
}
return res;
}
private:
std::shared_ptr<odb::core::database> _db;
};
}