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🐎 performance changes

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This commit is contained in:
EntireTwix 2021-06-27 18:57:27 -07:00
parent 1aa450e112
commit 731132e719
1 changed files with 35 additions and 29 deletions
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64
src/bank.cpp
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@ -19,26 +19,29 @@ bool Bank::GetChangeState() noexcept
BankResponse Bank::GetBal(const std::string &name) const noexcept
{
BankResponse res = {k404NotFound, "User not found"};
int_fast64_t res = -1;
users.if_contains(name, [&res](const User &u) {
res = {k200OK, u.balance};
res = u.balance;
});
return res;
return res < 0 ? BankResponse(k404NotFound, "User not found") : BankResponse(k200OK, res);
}
BankResponse Bank::GetLogs(const std::string &name) noexcept
{
BankResponse res{k404NotFound, "User not found"};
users.if_contains(name, [&res](const User &u) {
Json::Value temp;
for (uint32_t i = u.log.data.size(); i > 0; --i)
{
temp[i - 1]["to"] = u.log.data[u.log.data.size() - i].to;
temp[i - 1]["from"] = u.log.data[u.log.data.size() - i].from;
temp[i - 1]["amount"] = (Json::UInt)u.log.data[u.log.data.size() - i].amount;
temp[i - 1]["time"] = (Json::UInt64)u.log.data[u.log.data.size() - i].time;
}
res = {k200OK, std::move(temp)};
});
BankResponse res;
if (!users.if_contains(name, [&res](const User &u) {
Json::Value temp;
for (uint32_t i = u.log.data.size(); i > 0; --i)
{
temp[i - 1]["to"] = u.log.data[u.log.data.size() - i].to;
temp[i - 1]["from"] = u.log.data[u.log.data.size() - i].from;
temp[i - 1]["amount"] = (Json::UInt)u.log.data[u.log.data.size() - i].amount;
temp[i - 1]["time"] = (Json::UInt64)u.log.data[u.log.data.size() - i].time;
}
res = {k200OK, std::move(temp)};
}))
{
return BankResponse(k404NotFound, "User not found");
}
return res;
}
BankResponse Bank::SendFunds(const std::string &a_name, const std::string &b_name, uint32_t amount) noexcept
@ -61,24 +64,27 @@ BankResponse Bank::SendFunds(const std::string &a_name, const std::string &b_nam
return {k404NotFound, "Reciever does not exist"};
}
BankResponse state = {k404NotFound, "Sender does not exist"};
BankResponse state;
if constexpr (max_log_size > 0)
{
Transaction temp(a_name, b_name, amount);
std::shared_lock<std::shared_mutex> lock{send_funds_l};
users.modify_if(a_name, [&temp, &state, amount](User &a) {
//if A can afford it
if (a.balance < amount)
{
state = {k402PaymentRequired, "Sender has insufficient funds"};
}
else
{
a.balance -= amount;
a.log.AddTrans(Transaction(temp));
state = {k200OK, "Transfer successful!"};
}
});
if (!users.modify_if(a_name, [&temp, &state, amount](User &a) {
//if A can afford it
if (a.balance < amount)
{
state = {k402PaymentRequired, "Sender has insufficient funds"};
}
else
{
a.balance -= amount;
a.log.AddTrans(Transaction(temp));
state = {k200OK, "Transfer successful!"};
}
}))
{
return {k404NotFound, "Sender does not exist"};
}
if (state.first == k200OK)
{
users.modify_if(b_name, [&temp, amount](User &b) {