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✨ implementing change state saving

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This commit is contained in:
EntireTwix 2021-06-23 18:36:39 -07:00
parent 57a0ab5d54
commit 7aadd63cd5
2 changed files with 40 additions and 41 deletions
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3
main.cpp
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@ -62,7 +62,10 @@ int main(int argc, char **argv)
while (1)
{
std::this_thread::sleep_for(std::chrono::minutes(saving_freq));
if (bank.GetChangeState())
{
bank.Save();
}
std::cout << "Saving " << std::time(0) << '\n';
}
}).detach();

24
src/bank.cpp
View file

@ -1,18 +1,13 @@
#include "bank.h"
#if CONSERVATIVE_DISK_SAVE
void Bank::ChangesMade() noexcept
{
return change_flag.store(1, std::memory_order_release);
}
void Bank::ChangesSaved() noexcept
{
return change_flag.store(1, std::memory_order_release);
}
bool Bank::GetChangeState() noexcept
{
return change_flag.load(std::memory_order_acquire);
}
void Bank::ChangesMade() noexcept { return change_flag.store(1, std::memory_order_release); }
void Bank::ChangesSaved() noexcept { return change_flag.store(1, std::memory_order_release); }
bool Bank::GetChangeState() noexcept { return change_flag.load(std::memory_order_acquire); }
#else
void Bank::ChangesMade() noexcept { return change_flag.store(1, std::memory_order_release); }
void Bank::ChangesSaved() noexcept { return change_flag.store(1, std::memory_order_release); }
bool Bank::GetChangeState() noexcept { return 1; }
#endif
int_fast8_t Bank::AddUser(const std::string &name, const std::string &init_pass) noexcept
@ -26,13 +21,11 @@ int_fast8_t Bank::AddUser(const std::string &name, const std::string &init_pass)
return ErrorResponse::InvalidRequest;
}
{
std::shared_lock<std::shared_mutex> lock{size_l};
return (users.try_emplace_l(
name, [](User &) {}, init_pass))
? true
: ErrorResponse::UserAlreadyExists;
}
}
int_fast8_t Bank::AdminAddUser(const std::string &attempt, std::string &&name, uint32_t init_bal, std::string &&init_pass) noexcept
{
@ -254,6 +247,8 @@ Json::Value Bank::GetLogs(const std::string &name, const std::string &attempt) n
void Bank::Save()
{
if (GetChangeState())
{
Json::Value temp;
//loading info into json temp
@ -279,6 +274,7 @@ void Bank::Save()
writer->write(temp, &user_save);
user_save.close();
}
}
}
//NOT THREAD SAFE, BY NO MEANS SHOULD THIS BE CALLED WHILE RECEIEVING REQUESTS