#include #include #include #include #include class Users{ private: std::map m; public: Users(){m["boss"]=std::string("123");} bool addUser(std::string username,std::string password) { auto it=m.find(username); if(it!=m.end()) return false; m[username]=password; return true; } bool check(std::string username,std::string password) { auto it = m.find(username); if(it==m.end()) return false; if(it->second!=password) return false; return true; } bool login() { puts("输入用户名:"); std::string uname; std::cin >> uname; puts("输入密码:"); std::string passw; std::cin >> passw; if (!check(uname, passw)) { puts("用户名或密码错误"); system("sleep 0.6"); return false; } puts("登录成功"); system("sleep 0.6"); system("cls"); return true; } }users; class CandyList{ private: std::map list;//名字到id的映射 std::vector nameList; public: CandyList(){nameList.resize(1);} int queryId(std::string name)//传入名字，返回id，不存在返回0 { auto it = list.find(name); if(it!=list.end()) return it->second; return 0; } std::string queryName(int id) { if(id>nameList.size()) return std::string(""); return nameList[id]; } int addCandyKind(std::string name)//无论有没有，都返回id { int id=queryId(name); if(id) return id; id=list.size()+1; // printf("&&DEBUG&&\n%s %d\n\n",name.c_str(),id); list[name]=id; nameList.push_back(name); return id; } }candyList; class Store{//仓库 private: std::vector > s; //数量、单价 int sum; public: Store() { s.clear(); s.resize(100); sum=0; } int getSum(){return sum;} int getPrice(int id){return s[id].second;} void displayCandy() { // std::cout<0) { std::cout< '9') { if (ch == '-') w = -1; ch = getchar(); } while (ch >= '0' && ch <= '9') s = s * 10 + ch - '0', ch = getchar(); x = s * w; } public: FrontPage(){store.addCandy(std::string("默认糖"),10,10);} void run() { printf("启动中"); for(int i=1;i<=5;i++) system("sleep 0.1"),printf("."); while(1) { system("cls"); if(store.getSum()) printf("营业中!\n买糖请输入1,"); else printf("缺货,"); puts("加糖请输入2"); int type=0; read(type);//提高容错性 if(type==2) { if(!users.login()) continue; puts("请输入品名"); std::string name; std::cin>>name; int id=candyList.queryId(name); puts("请输入数量"); int num,price; bool transPrice=0; read(num); if(!id) puts("输入定价(分/个)"),read(price),transPrice=1; else { printf("要更改该商品定价请输入1，保持原定价%d 分/个 请输入0\n",store.getPrice(id)); int temp; read(temp); if(temp) { puts("输入新定价(分/个)"),read(price),transPrice=1; } } if(transPrice) store.addCandy(name,num,price); else store.addCandy(name,num); continue; } if(type==1) { puts("欢迎光临"); store.displayCandy(); puts("输入编号"); int id; read(id); puts("输入数量"); int num; read(num); puts("输入付款数量"); int pay; read(pay); int temp=store.rmCandy(id,num,pay); if(temp) std::cout<<"给你找零"<