From 74ed54f7f4368d7c7f665c9418578ec0f8cdcc92 Mon Sep 17 00:00:00 2001 From: LHY0125 <3364451258@qq.com> Date: Wed, 16 Jul 2025 00:25:11 +0800 Subject: [PATCH] main --- auxiliary.c | 449 -------------------------------------- auxiliary.h | 62 ------ stu.data.h | 18 -- stu_data.c | 614 ---------------------------------------------------- 4 files changed, 1143 deletions(-) delete mode 100644 auxiliary.c delete mode 100644 auxiliary.h delete mode 100644 stu.data.h delete mode 100644 stu_data.c diff --git a/auxiliary.c b/auxiliary.c deleted file mode 100644 index 9166e3f..0000000 --- a/auxiliary.c +++ /dev/null @@ -1,449 +0,0 @@ -/** - * @file auxiliary.c - * @brief 辅助函数实现文件 - * @note 实现系统中使用的各种辅助函数 - */ - -#include -#include -#include -#include -#include -#ifdef _WIN32 -#include -#include -#include -#else -#include -#include -#include -#endif - -#include "auxiliary.h" -#include "config.h" -#include "globals.h" -#include "stu.data.h" -#include "user_manage.h" - -/** - * @brief 清理输入缓冲区 - */ -void clearInputBuffer() -{ - int c; - while ((c = getchar()) != '\n' && c != EOF) - ; -} - -/** - * @brief 暂停系统，等待用户按键 - */ -void pauseSystem() -{ - printf("\n按任意键继续..."); -#ifdef _WIN32 - _getch(); -#else - getchar(); -#endif - printf("\n"); -} - -/** - * @brief 清屏 - */ -void clearScreen() -{ -#ifdef _WIN32 - system("cls"); -#else - system("clear"); -#endif -} - -/** - * @brief 打印分隔线 - */ -void printSeparator() -{ - printf("========================================\n"); -} - -/** - * @brief 打印标题头 - * @param title 标题文本 - */ -void printHeader(const char *title) -{ - printSeparator(); - printf(" %s\n", title); - printSeparator(); -} - -/** - * @brief 验证分数是否合法 - * @param score 分数 - * @return 合法返回true，否则返回false - */ -bool isValidScore(float score) -{ - return score >= MIN_SCORE && score <= MAX_SCORE; -} - -/** - * @brief 验证学号格式 - * @param id 学号 - * @return 合法返回true，否则返回false - */ -bool isValidStudentID(const char *id) -{ - if (id == NULL || strlen(id) == 0 || strlen(id) >= MAX_ID_LENGTH) - { - return false; - } - - // 检查是否只包含数字和字母 - for (int i = 0; id[i] != '\0'; i++) - { - if (!isalnum(id[i])) - { - return false; - } - } - - return true; -} - -/** - * @brief 验证姓名格式 - * @param name 姓名 - * @return 合法返回true，否则返回false - */ -bool isValidName(const char *name) -{ - if (name == NULL || strlen(name) == 0 || strlen(name) >= MAX_NAME_LENGTH) - { - return false; - } - - // 检查是否包含非法字符 - for (int i = 0; name[i] != '\0'; i++) - { - if (!isalpha(name[i]) && name[i] != ' ' && name[i] != '-' && - (unsigned char)name[i] < 128) - { // 允许中文字符 - return false; - } - } - - return true; -} - -/** - * @brief 验证性别 - * @param gender 性别字符 - * @return 合法返回true，否则返回false - */ -bool isValidGender(char gender) -{ - return gender == GENDER_MALE || gender == GENDER_FEMALE; -} - -/** - * @brief 验证年龄 - * @param age 年龄 - * @return 合法返回true，否则返回false - */ -bool isValidAge(int age) -{ - return age >= 10 && age <= 100; -} - -/** - * @brief 去除字符串首尾空格 - * @param str 字符串 - */ -void trimString(char *str) -{ - if (str == NULL) - return; - - // 去除开头空格 - char *start = str; - while (isspace(*start)) - start++; - - // 去除结尾空格 - char *end = str + strlen(str) - 1; - while (end > start && isspace(*end)) - end--; - - // 移动字符串 - int len = end - start + 1; - memmove(str, start, len); - str[len] = '\0'; -} - -/** - * @brief 判断字符串是否为空 - * @param str 字符串 - * @return 为空返回true，否则返回false - */ -bool isEmptyString(const char *str) -{ - if (str == NULL) - return true; - - while (*str) - { - if (!isspace(*str)) - return false; - str++; - } - return true; -} - -/** - * @brief 检查文件是否存在 - * @param filename 文件名 - * @return 存在返回true，否则返回false - */ -bool fileExists(const char *filename) -{ - FILE *file = fopen(filename, "r"); - if (file) - { - fclose(file); - return true; - } - return false; -} - -/** - * @brief 创建目录 - * @param path 目录路径 - * @return 成功返回true，否则返回false - */ -bool createDirectory(const char *path) -{ -#ifdef _WIN32 - return _mkdir(path) == 0 || errno == EEXIST; -#else - return mkdir(path, 0755) == 0 || errno == EEXIST; -#endif -} - -/** - * @brief 计算平均分 - * @param scores 分数数组 - * @param count 分数个数 - * @return 平均分 - */ -float calculateAverage(float scores[], int count) -{ - if (count <= 0) - return 0.0; - - float sum = 0.0; - for (int i = 0; i < count; i++) - { - sum += scores[i]; - } - return sum / count; -} - -/** - * @brief 安全输入整数 - * @param prompt 提示信息 - * @param min 最小值 - * @param max 最大值 - * @return 输入的整数 - */ -int safeInputInt(const char *prompt, int min, int max) -{ - int value; - char buffer[100]; - - while (1) - { - printf("%s (%d-%d): ", prompt, min, max); - - if (fgets(buffer, sizeof(buffer), stdin) != NULL) - { - if (sscanf(buffer, "%d", &value) == 1) - { - if (value >= min && value <= max) - { - return value; - } - } - } - - printError("输入无效，请重新输入！"); - } -} - -/** - * @brief 安全输入浮点数 - * @param prompt 提示信息 - * @param min 最小值 - * @param max 最大值 - * @return 输入的浮点数 - */ -float safeInputFloat(const char *prompt, float min, float max) -{ - float value; - char buffer[100]; - - while (1) - { - printf("%s (%.1f-%.1f): ", prompt, min, max); - - if (fgets(buffer, sizeof(buffer), stdin) != NULL) - { - if (sscanf(buffer, "%f", &value) == 1) - { - if (value >= min && value <= max) - { - return value; - } - } - } - - printError("输入无效，请重新输入！"); - } -} - -/** - * @brief 安全输入字符串 - * @param prompt 提示信息 - * @param buffer 缓冲区 - * @param maxLen 最大长度 - */ -void safeInputString(const char *prompt, char *buffer, int maxLen) -{ - while (1) - { - printf("%s: ", prompt); - - if (fgets(buffer, maxLen, stdin) != NULL) - { - // 移除换行符 - buffer[strcspn(buffer, "\n")] = '\0'; - trimString(buffer); - - if (!isEmptyString(buffer)) - { - return; - } - } - - printError("输入不能为空，请重新输入！"); - } -} - -/** - * @brief 彩色输出 - * @param text 文本 - * @param color 颜色代码 - */ -void printColored(const char *text, const char *color) -{ - printf("%s%s%s", color, text, COLOR_RESET); -} - -/** - * @brief 成功消息 - * @param message 消息 - */ -void printSuccess(const char *message) -{ - printColored(message, COLOR_GREEN); - printf("\n"); -} - -/** - * @brief 错误消息 - * @param message 消息 - */ -void printError(const char *message) -{ - printColored(message, COLOR_RED); - printf("\n"); -} - -/** - * @brief 警告消息 - * @param message 消息 - */ -void printWarning(const char *message) -{ - printColored(message, COLOR_YELLOW); - printf("\n"); -} - -/** - * @brief 信息消息 - * @param message 消息 - */ -void printInfo(const char *message) -{ - printColored(message, COLOR_CYAN); - printf("\n"); -} - -/** - * @brief 初始化系统 - * @return 成功返回true，否则返回false - */ -bool initializeSystem() -{ - // 创建数据目录 - if (!createDataDirectories()) - { - return false; - } - - // 加载用户数据 - loadUsersFromFile(); - - // 加载学生数据 - loadStudentsFromFile(); - - systemInitialized = true; - return true; -} - -/** - * @brief 创建数据目录 - * @return 成功返回true，否则返回false - */ -bool createDataDirectories() -{ - if (!createDirectory("data")) - { - return false; - } - - if (!createDirectory(BACKUP_DIR)) - { - return false; - } - - return true; -} - -/** - * @brief 清理系统资源 - */ -void cleanupSystem() -{ - // 保存数据 - if (dataModified) - { - saveStudentsToFile(); - saveUsersToFile(); - } - - systemInitialized = false; -} \ No newline at end of file diff --git a/auxiliary.h b/auxiliary.h deleted file mode 100644 index 2a2e5cf..0000000 --- a/auxiliary.h +++ /dev/null @@ -1,62 +0,0 @@ -/** - * @file auxiliary.h - * @brief 辅助函数头文件 - * @note 包含系统中使用的各种辅助函数声明 - */ - -#ifndef AUXILIARY_H -#define AUXILIARY_H - -#include -#include "main_menu.h" - -// 输入输出辅助函数 -void clearInputBuffer(); // 清理输入缓冲区 -void pauseSystem(); // 暂停系统，等待用户按键 -void clearScreen(); // 清屏 -void printSeparator(); // 打印分隔线 -void printHeader(const char* title); // 打印标题头 - -// 数据验证函数 -bool isValidScore(float score); // 验证分数是否合法 (0-100) -bool isValidStudentID(const char* id); // 验证学号格式 -bool isValidName(const char* name); // 验证姓名格式 -bool isValidGender(char gender); // 验证性别 -bool isValidAge(int age); // 验证年龄 - -// 字符串处理函数 -void trimString(char* str); // 去除字符串首尾空格 -bool isEmptyString(const char* str); // 判断字符串是否为空 -void toLowerCase(char* str); // 转换为小写 -void toUpperCase(char* str); // 转换为大写 - -// 文件操作辅助函数 -bool fileExists(const char* filename); // 检查文件是否存在 -bool createDirectory(const char* path); // 创建目录 -bool backupFile(const char* source, const char* backup); // 备份文件 - -// 数学计算辅助函数 -float calculateAverage(float scores[], int count); // 计算平均分 -float findMaxScore(float scores[], int count); // 找最高分 -float findMinScore(float scores[], int count); // 找最低分 - - -// 安全输入函数 -int safeInputInt(const char* prompt, int min, int max); // 安全输入整数 -float safeInputFloat(const char* prompt, float min, float max); // 安全输入浮点数 -void safeInputString(const char* prompt, char* buffer, int maxLen); // 安全输入字符串 -char safeInputChar(const char* prompt, const char* validChars); // 安全输入字符 - -// 系统初始化和清理函数 -bool initializeSystem(); // 初始化系统 -void cleanupSystem(); // 清理系统资源 -bool createDataDirectories(); // 创建数据目录 - -// 颜色输出函数 -void printColored(const char* text, const char* color); // 彩色输出 -void printSuccess(const char* message); // 成功消息 -void printError(const char* message); // 错误消息 -void printWarning(const char* message); // 警告消息 -void printInfo(const char* message); // 信息消息 - -#endif // AUXILIARY_H \ No newline at end of file diff --git a/stu.data.h b/stu.data.h deleted file mode 100644 index d4c96fa..0000000 --- a/stu.data.h +++ /dev/null @@ -1,18 +0,0 @@ -#ifndef STU_DATA_H -#define STU_DATA_H - -#include "config.h" - -// 学生数据管理相关函数 (CRUD) -void loadStudentsFromFile(); // 从文件加载学生数据 -void saveStudentsToFile(); // 将学生数据保存到文件 -void addStudent(); // 增加学生信息 -void deleteStudent(); // 删除学生信息 -void modifyStudent(); // 修改学生信息 -void searchStudentByID(); // 按学号查找学生 -void searchStudentByName(); // 按姓名查找学生 -void displayAllStudents(); // 显示所有学生信息 -void displayStudentInfo(const Student* student); // 显示单个学生信息 -void sortStudents(int criteria, int order); // 统一排序函数，根据参数选择排序依据和升降序 - -#endif // STU_DATA_H \ No newline at end of file diff --git a/stu_data.c b/stu_data.c deleted file mode 100644 index 1b8ffd2..0000000 --- a/stu_data.c +++ /dev/null @@ -1,614 +0,0 @@ -/** - * @file stu_data.c - * @brief 学生数据管理实现文件 - * @note 实现学生信息的增删改查功能 - */ - -#include -#include -#include -#include "stu.data.h" -#include "config.h" -#include "globals.h" -#include "auxiliary.h" -#include "statistical_analysis.h" - -/** - * @brief 从CSV文件加载学生数据 - */ -void loadStudentsFromFile() { - FILE* file = fopen(STUDENTS_FILE, "r"); - if (file == NULL) { - studentCount = 0; - printInfo("学生数据文件不存在，将创建新文件。"); - return; - } - - char line[1024]; - studentCount = 0; - - // 跳过CSV头部 - if (fgets(line, sizeof(line), file) == NULL) { - fclose(file); - studentCount = 0; - return; - } - - // 读取学生数据 - while (fgets(line, sizeof(line), file) != NULL && studentCount < MAX_STUDENTS) { - Student* student = &students[studentCount]; - memset(student, 0, sizeof(Student)); - - // 解析CSV行 - char* token = strtok(line, ","); - if (token == NULL) continue; - - // 学号 - strncpy(student->studentID, token, MAX_ID_LENGTH - 1); - - // 姓名 - token = strtok(NULL, ","); - if (token == NULL) continue; - strncpy(student->name, token, MAX_NAME_LENGTH - 1); - - // 年龄 - token = strtok(NULL, ","); - if (token == NULL) continue; - student->age = atoi(token); - - // 性别 - token = strtok(NULL, ","); - if (token == NULL) continue; - student->gender = token[0]; - - // 课程数量 - token = strtok(NULL, ","); - if (token == NULL) continue; - student->courseCount = atoi(token); - - // 课程和成绩 - for (int i = 0; i < student->courseCount && i < MAX_COURSES; i++) { - // 课程名称 - token = strtok(NULL, ","); - if (token == NULL) break; - strncpy(student->courses[i], token, MAX_COURSE_NAME_LENGTH - 1); - - // 成绩 - token = strtok(NULL, ","); - if (token == NULL) break; - student->scores[i] = atof(token); - } - - // 总分 - token = strtok(NULL, ","); - if (token != NULL) { - student->totalScore = atof(token); - } - - // 平均分 - token = strtok(NULL, ","); - if (token != NULL) { - student->averageScore = atof(token); - } - - studentCount++; - } - - fclose(file); - - // 更新统计信息 - statsNeedUpdate = true; -} - -/** - * @brief 将学生数据保存到CSV文件 - */ -void saveStudentsToFile() { - FILE* file = fopen(STUDENTS_FILE, "w"); - if (file == NULL) { - printError("无法保存学生数据！"); - return; - } - - // 写入CSV头部 - fprintf(file, "学号,姓名,年龄,性别,课程数量"); - for (int i = 0; i < MAX_COURSES; i++) { - fprintf(file, ",课程%d,成绩%d", i+1, i+1); - } - fprintf(file, ",总分,平均分\n"); - - // 写入学生数据 - for (int i = 0; i < studentCount; i++) { - Student* student = &students[i]; - - // 基本信息 - fprintf(file, "%s,%s,%d,%c,%d", - student->studentID, - student->name, - student->age, - student->gender, - student->courseCount); - - // 课程和成绩 - for (int j = 0; j < MAX_COURSES; j++) { - if (j < student->courseCount) { - fprintf(file, ",%s,%.2f", student->courses[j], student->scores[j]); - } else { - fprintf(file, ",,"); // 空的课程和成绩 - } - } - - // 总分和平均分 - fprintf(file, ",%.2f,%.2f\n", student->totalScore, student->averageScore); - } - - fclose(file); - dataModified = false; - - printSuccess("学生数据已保存到CSV文件！"); -} - -/** - * @brief 添加学生信息 - */ -void addStudent() { - clearScreen(); - printHeader("添加学生信息"); - - if (studentCount >= MAX_STUDENTS) { - printError("学生数量已达上限！"); - pauseSystem(); - return; - } - - Student newStudent; - memset(&newStudent, 0, sizeof(Student)); - - printf("\n"); - - // 输入学号 - while (1) { - safeInputString("请输入学号", newStudent.studentID, MAX_ID_LENGTH); - - if (!isValidStudentID(newStudent.studentID)) { - printError("学号格式无效！"); - continue; - } - - // 检查学号是否已存在 - bool exists = false; - for (int i = 0; i < studentCount; i++) { - if (strcmp(students[i].studentID, newStudent.studentID) == 0) { - printError("学号已存在！"); - exists = true; - break; - } - } - - if (!exists) break; - } - - // 输入姓名 - while (1) { - safeInputString("请输入姓名", newStudent.name, MAX_NAME_LENGTH); - if (isValidName(newStudent.name)) break; - printError("姓名格式无效！"); - } - - // 输入年龄 - newStudent.age = safeInputInt("请输入年龄", 10, 100); - - // 输入性别 - while (1) { - printf("请输入性别 (M/F): "); - char gender; - scanf(" %c", &gender); - clearInputBuffer(); - - if (isValidGender(gender)) { - newStudent.gender = gender; - break; - } - printError("性别输入无效！请输入 M 或 F"); - } - - // 输入课程信息 - printf("\n开始输入课程信息：\n"); - newStudent.courseCount = 0; - - while (newStudent.courseCount < MAX_COURSES) { - printf("\n第 %d 门课程：\n", newStudent.courseCount + 1); - - safeInputString("课程名称", - newStudent.courses[newStudent.courseCount], - MAX_COURSE_NAME_LENGTH); - - newStudent.scores[newStudent.courseCount] = - safeInputFloat("课程分数", MIN_SCORE, MAX_SCORE); - - newStudent.courseCount++; - - if (newStudent.courseCount < MAX_COURSES) { - printf("\n是否继续添加课程？(y/n): "); - char choice; - scanf(" %c", &choice); - clearInputBuffer(); - - if (choice != 'y' && choice != 'Y') { - break; - } - } - } - - // 计算总分和平均分 - calculateStudentStats(&newStudent); - - // 添加到数组 - students[studentCount] = newStudent; - studentCount++; - - // 标记数据已修改 - dataModified = true; - statsNeedUpdate = true; - - printSuccess("学生信息添加成功！"); - printf("学号: %s\n", newStudent.studentID); - printf("姓名: %s\n", newStudent.name); - printf("总分: %.2f\n", newStudent.totalScore); - printf("平均分: %.2f\n", newStudent.averageScore); - - pauseSystem(); -} - -/** - * @brief 删除学生信息 - */ -void deleteStudent() { - clearScreen(); - printHeader("删除学生信息"); - - if (studentCount == 0) { - printWarning("暂无学生数据！"); - pauseSystem(); - return; - } - - char studentID[MAX_ID_LENGTH]; - printf("\n"); - safeInputString("请输入要删除的学生学号", studentID, MAX_ID_LENGTH); - - // 查找学生 - for (int i = 0; i < studentCount; i++) { - if (strcmp(students[i].studentID, studentID) == 0) { - printf("\n找到学生信息：\n"); - printf("学号: %s\n", students[i].studentID); - printf("姓名: %s\n", students[i].name); - - printf("\n确认删除？(y/n): "); - char choice; - scanf(" %c", &choice); - clearInputBuffer(); - - if (choice == 'y' || choice == 'Y') { - // 移动后面的学生向前 - for (int j = i; j < studentCount - 1; j++) { - students[j] = students[j + 1]; - } - studentCount--; - - dataModified = true; - statsNeedUpdate = true; - - printSuccess("学生信息删除成功！"); - } else { - printInfo("删除操作已取消。"); - } - - pauseSystem(); - return; - } - } - - printError("未找到该学号的学生！"); - pauseSystem(); -} - -/** - * @brief 修改学生信息 - */ -void modifyStudent() { - clearScreen(); - printHeader("修改学生信息"); - - if (studentCount == 0) { - printWarning("暂无学生数据！"); - pauseSystem(); - return; - } - - char studentID[MAX_ID_LENGTH]; - printf("\n"); - safeInputString("请输入要修改的学生学号", studentID, MAX_ID_LENGTH); - - // 查找学生 - for (int i = 0; i < studentCount; i++) { - if (strcmp(students[i].studentID, studentID) == 0) { - printf("\n找到学生信息：\n"); - printf("学号: %s\n", students[i].studentID); - printf("姓名: %s\n", students[i].name); - printf("年龄: %d\n", students[i].age); - printf("性别: %c\n", students[i].gender); - - printf("\n修改选项：\n"); - printf("1. 修改姓名\n"); - printf("2. 修改年龄\n"); - printf("3. 修改性别\n"); - printf("4. 修改课程成绩\n"); - printf("0. 返回\n"); - - int choice = safeInputInt("请选择修改项", 0, 4); - - switch (choice) { - case 1: // 修改姓名 - safeInputString("请输入新姓名", students[i].name, MAX_NAME_LENGTH); - break; - case 2: - students[i].age = safeInputInt("请输入新年龄", 10, 100); - break; - case 3: - while (1) { - printf("请输入新性别 (M/F): "); - char gender; - scanf(" %c", &gender); - clearInputBuffer(); - - if (isValidGender(gender)) { - students[i].gender = gender; - break; - } - printError("性别输入无效！"); - } - break; - case 4: - printf("\n当前课程列表：\n"); - for (int j = 0; j < students[i].courseCount; j++) { - printf("%d. %s: %.2f\n", j + 1, students[i].courses[j], students[i].scores[j]); - } - - printf("\n修改选项：\n"); - printf("1. 修改现有课程成绩\n"); - printf("2. 添加新课程\n"); - printf("3. 删除课程\n"); - printf("0. 返回\n"); - - int courseChoice = safeInputInt("请选择操作", 0, 3); - switch (courseChoice) { - case 1: // 修改现有课程成绩 - if (students[i].courseCount == 0) { - printWarning("该学生没有课程记录！"); - break; - } - - int courseIndex = safeInputInt("请选择要修改的课程", 1, students[i].courseCount) - 1; - students[i].scores[courseIndex] = safeInputFloat("新成绩", MIN_SCORE, MAX_SCORE); - break; - - case 2: // 添加新课程 - if (students[i].courseCount >= MAX_COURSES) { - printWarning("课程数量已达上限！"); - break; - } - - safeInputString("课程名称", students[i].courses[students[i].courseCount], MAX_COURSE_NAME_LENGTH); - students[i].scores[students[i].courseCount] = safeInputFloat("课程成绩", MIN_SCORE, MAX_SCORE); - students[i].courseCount++; - break; - - case 3: // 删除课程 - if (students[i].courseCount == 0) { - printWarning("该学生没有课程记录！"); - break; - } - - courseIndex = safeInputInt("请选择要删除的课程", 1, students[i].courseCount) - 1; - - // 移动数组元素 - for (int k = courseIndex; k < students[i].courseCount - 1; k++) { - strcpy(students[i].courses[k], students[i].courses[k + 1]); - students[i].scores[k] = students[i].scores[k + 1]; - } - students[i].courseCount--; - break; - } - break; - case 0: - return; - } - - if (choice == 4) { - calculateStudentStats(&students[i]); - } - - dataModified = true; - statsNeedUpdate = true; - - printSuccess("学生信息修改成功！"); - pauseSystem(); - return; - } - } - - printError("未找到该学号的学生！"); - pauseSystem(); -} - -/** - * @brief 修改学生课程成绩 - */ -/** - * @brief 按学号查找学生 - */ -void searchStudentByID() { - clearScreen(); - printHeader("按学号查找学生"); - - if (studentCount == 0) { - printWarning("暂无学生数据！"); - pauseSystem(); - return; - } - - char studentID[MAX_ID_LENGTH]; - printf("\n"); - safeInputString("请输入学号", studentID, MAX_ID_LENGTH); - - for (int i = 0; i < studentCount; i++) { - if (strcmp(students[i].studentID, studentID) == 0) { - displayStudentInfo(&students[i]); - pauseSystem(); - return; - } - } - - printError("未找到该学号的学生！"); - pauseSystem(); -} - -/** - * @brief 按姓名查找学生 - */ -void searchStudentByName() { - clearScreen(); - printHeader("按姓名查找学生"); - - if (studentCount == 0) { - printWarning("暂无学生数据！"); - pauseSystem(); - return; - } - - char name[MAX_NAME_LENGTH]; - printf("\n"); - safeInputString("请输入姓名（支持模糊查找）", name, MAX_NAME_LENGTH); - - bool found = false; - for (int i = 0; i < studentCount; i++) { - if (strstr(students[i].name, name) != NULL) { - if (!found) { - printf("\n找到以下匹配的学生：\n"); - printSeparator(); - found = true; - } - displayStudentInfo(&students[i]); - printf("\n"); - } - } - - if (!found) { - printError("未找到匹配的学生！"); - } - - pauseSystem(); -} - -/** - * @brief 显示所有学生信息 - */ -void displayAllStudents() { - clearScreen(); - printHeader("所有学生信息"); - - if (studentCount == 0) { - printWarning("暂无学生数据！"); - pauseSystem(); - return; - } - - printf("\n"); - // 调整中文表头的对齐格式，考虑中文字符的显示宽度 - printf("%-10s %-12s %-6s %-6s %-8s %-8s\n", - "学号", "姓名", "年龄", "性别", "总分", "平均分"); - printf("========================================\n"); - - for (int i = 0; i < studentCount; i++) { - printf("%-10s %-12s %-6d %-6c %-8.2f %-8.2f\n", - students[i].studentID, - students[i].name, - students[i].age, - students[i].gender, - students[i].totalScore, - students[i].averageScore); - } - - printf("\n总学生数: %d\n", studentCount); - pauseSystem(); -} - -/** - * @brief 显示单个学生详细信息 - */ -void displayStudentInfo(const Student* student) { - printf("\n学生详细信息：\n"); - printSeparator(); - printf("学号: %s\n", student->studentID); - printf("姓名: %s\n", student->name); - printf("年龄: %d\n", student->age); - printf("性别: %c\n", student->gender); - printf("课程数量: %d\n", student->courseCount); - - if (student->courseCount > 0) { - printf("\n课程成绩：\n"); - for (int i = 0; i < student->courseCount; i++) { - printf(" %s: %.2f分\n", - student->courses[i], - student->scores[i]); - } - printf("\n总分: %.2f\n", student->totalScore); - printf("平均分: %.2f\n", student->averageScore); - } -} - -/** - * @brief 排序学生信息 - */ -void sortStudents(int criteria, int order) { - if (studentCount <= 1) return; - - // 使用冒泡排序 - for (int i = 0; i < studentCount - 1; i++) { - for (int j = 0; j < studentCount - 1 - i; j++) { - bool shouldSwap = false; - - switch (criteria) { - case SORT_BY_ID: - shouldSwap = (order == SORT_ASCENDING) ? - strcmp(students[j].studentID, students[j + 1].studentID) > 0 : - strcmp(students[j].studentID, students[j + 1].studentID) < 0; - break; - case SORT_BY_NAME: - shouldSwap = (order == SORT_ASCENDING) ? - strcmp(students[j].name, students[j + 1].name) > 0 : - strcmp(students[j].name, students[j + 1].name) < 0; - break; - case SORT_BY_TOTAL_SCORE: - shouldSwap = (order == SORT_ASCENDING) ? - students[j].totalScore > students[j + 1].totalScore : - students[j].totalScore < students[j + 1].totalScore; - break; - case SORT_BY_AVERAGE_SCORE: - shouldSwap = (order == SORT_ASCENDING) ? - students[j].averageScore > students[j + 1].averageScore : - students[j].averageScore < students[j + 1].averageScore; - break; - } - - if (shouldSwap) { - Student temp = students[j]; - students[j] = students[j + 1]; - students[j + 1] = temp; - } - } - } - - dataModified = true; -} \ No newline at end of file