ZYM/BH-Bookstore-2023
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

write finance

Browse Source
This commit is contained in:
ZhuangYumin
2023-12-14 03:56:17 +00:00
parent f1646e531d
commit 2cdab5c9ac
5 changed files with 65 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
backend/include/bs-utility.h
View File

@ -125,6 +125,7 @@ class BookItemClass {
char ISBN[21], name[61], author[61], keyword[61];
double price;
int quantity_remain;
int bid;
};
class FinanceItemClass {

8
backend/include/database.h
View File

@ -28,7 +28,7 @@ class BookDataBase {
public:
void Open(std::string file_name);
bool HaveISBN(const std::string &ISBN);
bool HaveISBN(const std::string &ISBN,BookItemClass &ret);
bool HaveISBN(const std::string &ISBN, BookItemClass &ret);
void CreateEmptyBook(const std::string &ISBN);
void QueryBook(const std::string &ISBN, const std::string &name,
const std::string &author, const std::string &keyword,
@ -41,10 +41,16 @@ class BookDataBase {
class LogDataBase {
DriveArray<FinanceItemClass> finance_data;
DriveArray<OperationLogItemClass> operation_log_data;
int finance_operation_count;
public:
~LogDataBase() { finance_data.write_info(finance_operation_count, 1); }
void Open(std::string file_name);
void AddSell(int book_id, int quantity, double total_price);
void AddImport(int book_id, int quantity, double total_price);
std::pair<double, double> QueryFinance(int count = -1);
void QueryFinance(int count, std::vector<FinanceItemClass> &ret);
int TotalFinanceOperationCount() noexcept { return finance_operation_count; }
};
#endif // PROTECTOR_DATABASE_HPP