feat: 多班级版班级管理系统 v2.0
技术栈:Go (Gin + GORM) + PHP + MySQL 5.7 + Redis 主要功能: - 多班级完全隔离(class_id 贯穿全系统) - 后端 Go Gin(端口 56789),Nginx 反代 - 超级管理员独立登录(env 配置,默认账密 admin/Admin123) - bcrypt 密码加密(无 PASSWORD_SALT) - 科任老师/课代表新角色 - 课代表作业管理页面 - 排行榜分项排行(操行分/考勤/作业) - 角色加减分上下限由班主任配置 - 家长改密功能(可开关) - 班级角色按需开关 - 宿舍号格式:南0-000 - 周度/月度重置功能 - MySQL 5.7 兼容 - 43 轮代码审查 + 全部修复 开发者: Canglan 版权归属: Sea Network Technology Studio 许可证: Apache License 2.0
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100
backend-go/internal/repository/system_setting_repo.go
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100
backend-go/internal/repository/system_setting_repo.go
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// ===========================================
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// 多班级版班级管理系统 - Go 后端
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//
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// 开发者: Canglan
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// 联系方式: admin@sea-studio.top
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// 版权归属: Sea Network Technology Studio
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// 许可证: Apache License 2.0
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//
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// 版权所有 © Sea Network Technology Studio
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// ===========================================
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package repository
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import (
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"gorm.io/gorm"
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"gorm.io/gorm/clause"
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"hz-gitea.sea-studio.top/canglan/SharedClassManager/internal/model"
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)
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// SystemSettingRepo 系统设置数据访问层
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type SystemSettingRepo struct {
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db *gorm.DB
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}
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// NewSystemSettingRepo 创建系统设置 Repository
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func NewSystemSettingRepo(db *gorm.DB) *SystemSettingRepo {
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return &SystemSettingRepo{db: db}
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}
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// GetByKey 根据键名获取系统设置
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func (r *SystemSettingRepo) GetByKey(key string) (*model.SystemSetting, error) {
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var setting model.SystemSetting
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if err := r.db.Where("setting_key = ?", key).First(&setting).Error; err != nil {
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return nil, err
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}
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return &setting, nil
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}
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// GetAll 获取所有系统设置
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func (r *SystemSettingRepo) GetAll() ([]model.SystemSetting, error) {
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var settings []model.SystemSetting
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if err := r.db.Find(&settings).Error; err != nil {
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return nil, err
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}
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return settings, nil
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}
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// GetByKeyMap 获取所有系统设置并转为 map
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func (r *SystemSettingRepo) GetByKeyMap() (map[string]string, error) {
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settings, err := r.GetAll()
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if err != nil {
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return nil, err
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}
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result := make(map[string]string, len(settings))
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for _, s := range settings {
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result[s.SettingKey] = s.SettingValue
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}
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return result, nil
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}
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// Save 保存系统设置(upsert)
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func (r *SystemSettingRepo) Save(key, value string) error {
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setting := model.SystemSetting{
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SettingKey: key,
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SettingValue: value,
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}
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return r.db.Clauses(clause.OnConflict{
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Columns: []clause.Column{{Name: "setting_key"}},
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DoUpdates: clause.AssignmentColumns([]string{"setting_value"}),
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}).Create(&setting).Error
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}
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// BatchSave 批量保存系统设置
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func (r *SystemSettingRepo) BatchSave(settings map[string]string) error {
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for key, value := range settings {
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if err := r.Save(key, value); err != nil {
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return err
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}
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}
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return nil
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}
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// GetValue 根据键名获取设置值
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func (r *SystemSettingRepo) GetValue(key string) (string, error) {
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setting, err := r.GetByKey(key)
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if err != nil {
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return "", err
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}
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return setting.SettingValue, nil
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}
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// GetValueWithDefault 根据键名获取设置值,不存在则返回默认值
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func (r *SystemSettingRepo) GetValueWithDefault(key, defaultValue string) string {
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setting, err := r.GetByKey(key)
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if err != nil {
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return defaultValue
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}
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return setting.SettingValue
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}
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