增加日志
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@@ -2,7 +2,7 @@
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#include <stdlib.h>
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#include <stdlib.h>
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#include <string.h>
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#include <string.h>
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#include "bank.h"
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#include "bank.h"
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LogQueue g_logQueue; // <-- 新增:定义全局日志队列
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STACCOUNT g_astAccounts[MAX_ACCOUNTS];
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STACCOUNT g_astAccounts[MAX_ACCOUNTS];
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int g_iAccCount = 1;
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int g_iAccCount = 1;
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@@ -19,6 +19,7 @@ int main(void)
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printf("=== 简易银行账户管理系统 ===\n");
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printf("=== 简易银行账户管理系统 ===\n");
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printf("欢迎使用! 系统已加载%d个账户\n", g_iAccCount);
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printf("欢迎使用! 系统已加载%d个账户\n", g_iAccCount);
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InitAdminAccount();//初始化管理员账号
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InitAdminAccount();//初始化管理员账号
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InitLogQueue();
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int iChoice=-1; //选择标志
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int iChoice=-1; //选择标志
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int pChoice=-1;
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int pChoice=-1;
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while (1) {
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while (1) {
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@@ -58,7 +59,7 @@ int main(void)
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}
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}
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break;
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break;
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case 1:
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case 1:
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printf("1. 存款\n2. 取款\n3. 查询\n4. 显示所有账户\n5. 删除账户\n6. 创建管理员账户\n0. 退出账户");
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printf("1. 存款\n2. 取款\n3. 查询\n4. 显示所有账户\n5. 删除账户\n6. 创建管理员账户\n7.查看交易\n日志0. 退出账户");
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pChoice=-1;
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pChoice=-1;
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scanf("%d", &pChoice);
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scanf("%d", &pChoice);
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@@ -84,6 +85,9 @@ int main(void)
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case 6:
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case 6:
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CreateAccount(1);
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CreateAccount(1);
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break;
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break;
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case 7:
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ShowTransactionLogs();
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break;
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case 0://EXIT
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case 0://EXIT
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printf("谢谢使用!\n按任意键退出");
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printf("谢谢使用!\n按任意键退出");
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getchar();
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getchar();
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@@ -1,6 +1,6 @@
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#ifndef BANK_H
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#ifndef BANK_H
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#define BANK_H
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#define BANK_H
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#define MAX_LOGS 100 // 日志队列最大容量,防止无限增长
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#define MAX_ACCOUNTS 50 //系统规格为50个账户
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#define MAX_ACCOUNTS 50 //系统规格为50个账户
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#define NAME_LEN 31 //用户名字最长30字符,因此需要多1个字符串结束符
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#define NAME_LEN 31 //用户名字最长30字符,因此需要多1个字符串结束符
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@@ -51,4 +51,30 @@ void DeleteAccount(int id);
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void InitAdminAccount();
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void InitAdminAccount();
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// 日志条目结构
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typedef struct {
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int account_id; // 涉及的账户ID
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char type[10]; // 操作类型: "Deposit" 或 "Withdraw"
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double amount; // 交易金额
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double balance; // 交易后的余额
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char timestamp[20]; // 时间戳 (格式: YYYY-MM-DD HH:MM:SS)
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char location[50]; // 地点信息
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} LogEntry;
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// 环形队列结构
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typedef struct {
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LogEntry logs[MAX_LOGS];
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int front; // 队头指针
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int rear; // 队尾指针
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} LogQueue;
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// 全局日志队列变量 (在 bank.c 中定义,在其他文件中 extern 引用)
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extern LogQueue g_logQueue;
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// 日志函数声明
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void InitLogQueue(); // 初始化队列
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int IsLogQueueFull(); // 检查队列是否满
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int IsLogQueueEmpty(); // 检查队列是否空
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int EnqueueLog(int id, const char* type, double amt, double bal); // 入队
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void ShowTransactionLogs(); // 显示所有日志
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#endif
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#endif
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@@ -0,0 +1,74 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include "bank.h"
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// 初始化日志队列
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void InitLogQueue() {
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g_logQueue.front = 0;
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g_logQueue.rear = 0;
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}
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// 检查队列是否满
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int IsLogQueueFull() {
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return (g_logQueue.rear + 1) % MAX_LOGS == g_logQueue.front;
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}
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// 检查队列是否空
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int IsLogQueueEmpty() {
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return g_logQueue.front == g_logQueue.rear;
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}
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// 获取当前时间字符串
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void GetCurrentTimeStr(char* buf) {
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time_t t = time(NULL);
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struct tm tm = *localtime(&t);
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sprintf(buf, "%04d-%02d-%02d %02d:%02d:%02d",
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tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
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tm.tm_hour, tm.tm_min, tm.tm_sec);
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}
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// 入队操作:记录交易
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// 参数: 账户ID, 类型("Deposit"/"Withdraw"), 交易金额, 交易后余额
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int EnqueueLog(int id, const char* type, double amt, double bal) {
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// 如果队列满,通过移动 front 指针覆盖最旧的日志 (环形队列特性)
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if (IsLogQueueFull()) {
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// 覆盖旧数据,队头自动出队
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g_logQueue.front = (g_logQueue.front + 1) % MAX_LOGS;
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}
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// 准备日志条目
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int pos = g_logQueue.rear;
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g_logQueue.logs[pos].account_id = id;
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strcpy(g_logQueue.logs[pos].type, type);
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g_logQueue.logs[pos].amount = amt;
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g_logQueue.logs[pos].balance = bal;
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GetCurrentTimeStr(g_logQueue.logs[pos].timestamp);
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strcpy(g_logQueue.logs[pos].location, "四川省 德阳市"); // 根据你的需求固定地点
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// 队尾指针后移
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g_logQueue.rear = (g_logQueue.rear + 1) % MAX_LOGS;
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return 1; // 成功
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}
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// 显示所有日志 (从队头到队尾)
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void ShowTransactionLogs() {
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if (IsLogQueueEmpty()) {
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printf("暂无交易日志记录。\n");
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return;
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}
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printf("\n=== 交易流水日志 ===\n");
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printf("%-5s %-8s %-10s %-10s %-15s %-20s\n", "ID", "操作", "金额", "余额", "时间", "地点");
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printf("--------------------------------------------------------------\n");
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int i = g_logQueue.front;
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while (i != g_logQueue.rear) {
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LogEntry e = g_logQueue.logs[i];
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printf("%-5d %-8s %-10.2f %-10.2f %-15s %-20s\n",
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e.account_id, e.type, e.amount, e.balance, e.timestamp, e.location);
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i = (i + 1) % MAX_LOGS;
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}
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}
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@@ -31,6 +31,7 @@ void Deposit(int id)
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g_astAccounts[FindAccount(id)].balance+=amount;
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g_astAccounts[FindAccount(id)].balance+=amount;
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printf("success");
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printf("success");
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QueryBalance(id);
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QueryBalance(id);
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EnqueueLog(id, "Deposit", amount, g_astAccounts[FindAccount(id)].balance);
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SaveData();
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SaveData();
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break;
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break;
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}
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}
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@@ -68,6 +69,7 @@ void Withdraw(int id)
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if (g_astAccounts[FindAccount(id)].password==temp_password) {
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if (g_astAccounts[FindAccount(id)].password==temp_password) {
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if (g_astAccounts[FindAccount(id)].balance>amount) {
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if (g_astAccounts[FindAccount(id)].balance>amount) {
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g_astAccounts[FindAccount(id)].balance-=amount;
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g_astAccounts[FindAccount(id)].balance-=amount;
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EnqueueLog(id, "Withdraw", amount, g_astAccounts[FindAccount(id)].balance);
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printf("success");
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printf("success");
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QueryBalance(id);
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QueryBalance(id);
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SaveData();
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SaveData();
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