feat: 多班级版 v2.0 - Go后端重写 + 43轮代码审查

- 后端从 Python FastAPI 重写为 Go Gin（端口 56789） - 多班级完全隔离 - 超级管理员独立登录 - 课代表作业管理、排行榜分项排行 - 角色加减分上下限可配置 - 家长改密功能（可开关） - 周度/月度重置功能 - MySQL 5.7 兼容 - 43轮代码审查+全部修复 - Apache 2.0 许可证
2026-06-22 10:06:10 +08:00
parent 4084afc53c
commit d6dec878bd
214 changed files with 12622 additions and 9725 deletions
--- a/backend-go/internal/repository/conduct_repo.go
+++ b/backend-go/internal/repository/conduct_repo.go
@@ -0,0 +1,294 @@
+// ===========================================
+// 多班级版班级管理系统 - Go 后端
+//
+// 开发者: Canglan
+// 联系方式: admin@sea-studio.top
+// 版权归属: Sea Network Technology Studio
+// 许可证: Apache License 2.0
+//
+// 版权所有 © Sea Network Technology Studio
+// ===========================================
+
+package repository
+
+import (
+	"fmt"
+	"strings"
+	"time"
+
+	"gorm.io/gorm"
+
+	"hz-gitea.sea-studio.top/canglan/SharedClassManager/internal/model"
+)
+
+// ConductRepo 操行分记录数据访问层
+type ConductRepo struct {
+	db *gorm.DB
+}
+
+// NewConductRepo 创建操行分 Repository
+func NewConductRepo(db *gorm.DB) *ConductRepo {
+	return &ConductRepo{db: db}
+}
+
+// CreateRecord 创建操行分记录
+func (r *ConductRepo) CreateRecord(record *model.ConductRecord) (int64, error) {
+	if err := r.db.Create(record).Error; err != nil {
+		return 0, err
+	}
+	return record.RecordID, nil
+}
+
+// GetRecordByID 根据ID获取记录（含学生信息）
+func (r *ConductRepo) GetRecordByID(recordID int64) (*model.ConductRecord, error) {
+	var record model.ConductRecord
+	if err := r.db.Table("conduct_records cr").
+		Select("cr.*, s.name as student_name, s.total_points").
+		Joins("JOIN students s ON cr.student_id = s.student_id").
+		Where("cr.record_id = ?", recordID).
+		First(&record).Error; err != nil {
+		return nil, err
+	}
+	return &record, nil
+}
+
+// CountStudentRecords 统计学生操行分记录总数
+func (r *ConductRepo) CountStudentRecords(studentID int, includeRevoked bool, startDate, endDate string, recorderID int) (int64, error) {
+	var count int64
+	query := r.db.Model(&model.ConductRecord{}).Where("student_id = ?", studentID)
+
+	if !includeRevoked {
+		query = query.Where("is_revoked = 0")
+	}
+	if startDate != "" {
+		query = query.Where("DATE(created_at) >= ?", startDate)
+	}
+	if endDate != "" {
+		query = query.Where("DATE(created_at) <= ?", endDate)
+	}
+	if recorderID > 0 {
+		query = query.Where("recorder_id = ?", recorderID)
+	}
+
+	if err := query.Count(&count).Error; err != nil {
+		return 0, err
+	}
+	return count, nil
+}
+
+// GetStudentRecords 获取学生操行分记录
+func (r *ConductRepo) GetStudentRecords(studentID int, limit, offset int, includeRevoked bool, startDate, endDate string, recorderID int) ([]model.ConductRecord, error) {
+	var records []model.ConductRecord
+	query := r.db.Table("conduct_records cr").
+		Select("cr.*, u.real_name as recorder_real").
+		Joins("LEFT JOIN users u ON cr.recorder_id = u.user_id").
+		Where("cr.student_id = ?", studentID)
+
+	if !includeRevoked {
+		query = query.Where("cr.is_revoked = 0")
+	}
+	if startDate != "" {
+		query = query.Where("DATE(cr.created_at) >= ?", startDate)
+	}
+	if endDate != "" {
+		query = query.Where("DATE(cr.created_at) <= ?", endDate)
+	}
+	if recorderID > 0 {
+		query = query.Where("cr.recorder_id = ?", recorderID)
+	}
+
+	if err := query.Order("cr.created_at DESC").
+		Limit(limit).
+		Offset(offset).
+		Find(&records).Error; err != nil {
+		return nil, err
+	}
+	return records, nil
+}
+
+// GetAllRecords 获取所有记录（管理员用，支持多种过滤条件）
+func (r *ConductRepo) GetAllRecords(classID int, limit, offset int, startDate, endDate string,
+	studentID int, includeRevoked bool, relatedType, reasonPrefix string,
+	isRevoked *int, reasonSearch string) ([]model.ConductRecord, error) {
+
+	var records []model.ConductRecord
+	query := r.db.Table("conduct_records cr").
+		Select("cr.*, s.name as student_name, s.student_no, s.class_id, u.real_name as recorder_real, ru.real_name as revoker_name").
+		Joins("JOIN students s ON cr.student_id = s.student_id").
+		Joins("JOIN users u ON cr.recorder_id = u.user_id").
+		Joins("LEFT JOIN users ru ON cr.revoked_by = ru.user_id").
+		Where("1 = 1")
+
+	if !includeRevoked {
+		query = query.Where("cr.is_revoked = 0")
+	}
+	if classID > 0 {
+		query = query.Where("s.class_id = ?", classID)
+	}
+	if studentID > 0 {
+		query = query.Where("cr.student_id = ?", studentID)
+	}
+	if startDate != "" {
+		query = query.Where("DATE(cr.created_at) >= ?", startDate)
+	}
+	if endDate != "" {
+		query = query.Where("DATE(cr.created_at) <= ?", endDate)
+	}
+	if relatedType != "" {
+		query = query.Where("cr.related_type = ?", relatedType)
+	}
+	if reasonPrefix != "" {
+		query = query.Where("cr.reason LIKE ?", fmt.Sprintf("%s%%", reasonPrefix))
+	}
+	if reasonSearch != "" {
+		escaped := strings.NewReplacer("\\", "\\\\", "%", "\\%", "_", "\\_").Replace(reasonSearch)
+		query = query.Where("cr.reason LIKE ?", fmt.Sprintf("%%%s%%", escaped))
+	}
+	if isRevoked != nil {
+		query = query.Where("cr.is_revoked = ?", *isRevoked)
+	}
+
+	if err := query.Order("cr.created_at DESC").
+		Limit(limit).
+		Offset(offset).
+		Find(&records).Error; err != nil {
+		return nil, err
+	}
+	return records, nil
+}
+
+// CountAllRecords 统计记录总数（与 GetAllRecords 使用相同过滤条件）
+func (r *ConductRepo) CountAllRecords(classID int, startDate, endDate string,
+	studentID int, includeRevoked bool, relatedType, reasonPrefix string,
+	isRevoked *int, reasonSearch string) (int64, error) {
+
+	var count int64
+	query := r.db.Table("conduct_records cr").
+		Joins("JOIN students s ON cr.student_id = s.student_id").
+		Where("1 = 1")
+
+	if !includeRevoked {
+		query = query.Where("cr.is_revoked = 0")
+	}
+	if classID > 0 {
+		query = query.Where("s.class_id = ?", classID)
+	}
+	if studentID > 0 {
+		query = query.Where("cr.student_id = ?", studentID)
+	}
+	if startDate != "" {
+		query = query.Where("DATE(cr.created_at) >= ?", startDate)
+	}
+	if endDate != "" {
+		query = query.Where("DATE(cr.created_at) <= ?", endDate)
+	}
+	if relatedType != "" {
+		query = query.Where("cr.related_type = ?", relatedType)
+	}
+	if reasonPrefix != "" {
+		query = query.Where("cr.reason LIKE ?", fmt.Sprintf("%s%%", reasonPrefix))
+	}
+	if reasonSearch != "" {
+		escaped := strings.NewReplacer("\\", "\\\\", "%", "\\%", "_", "\\_").Replace(reasonSearch)
+		query = query.Where("cr.reason LIKE ?", fmt.Sprintf("%%%s%%", escaped))
+	}
+	if isRevoked != nil {
+		query = query.Where("cr.is_revoked = ?", *isRevoked)
+	}
+
+	if err := query.Count(&count).Error; err != nil {
+		return 0, err
+	}
+	return count, nil
+}
+
+// RevokeRecord 撤销单条操行分记录
+func (r *ConductRepo) RevokeRecord(recordID int64, revokerID int) error {
+	return r.db.Model(&model.ConductRecord{}).
+		Where("record_id = ? AND is_revoked = 0", recordID).
+		Updates(map[string]interface{}{
+			"is_revoked": 1,
+			"revoked_by": revokerID,
+		}).Error
+}
+
+// BatchRevokeRecords 批量撤销记录
+func (r *ConductRepo) BatchRevokeRecords(recordIDs []int64, revokerID int) (int64, error) {
+	result := r.db.Model(&model.ConductRecord{}).
+		Where("record_id IN ? AND is_revoked = 0", recordIDs).
+		Updates(map[string]interface{}{
+			"is_revoked": 1,
+			"revoked_by": revokerID,
+			"revoked_at": time.Now(),
+		})
+	if result.Error != nil {
+		return 0, result.Error
+	}
+	return result.RowsAffected, nil
+}
+
+// BatchRestoreRecords 批量反撤销记录
+func (r *ConductRepo) BatchRestoreRecords(recordIDs []int64) (int64, error) {
+	result := r.db.Model(&model.ConductRecord{}).
+		Where("record_id IN ? AND is_revoked = 1", recordIDs).
+		Updates(map[string]interface{}{
+			"is_revoked": 0,
+			"revoked_by": nil,
+			"revoked_at": nil,
+		})
+	if result.Error != nil {
+		return 0, result.Error
+	}
+	return result.RowsAffected, nil
+}
+
+// AssociateSemester 将记录关联到学期
+func (r *ConductRepo) AssociateSemester(recordID int64, semesterID int) error {
+	return r.db.Model(&model.ConductRecord{}).
+		Where("record_id = ? AND semester_id IS NULL", recordID).
+		Update("semester_id", semesterID).Error
+}
+
+// GetHomeworkRecords 获取学生作业相关的操行分记录
+func (r *ConductRepo) GetHomeworkRecords(studentID int) ([]model.ConductRecord, error) {
+	var records []model.ConductRecord
+	if err := r.db.Where("student_id = ? AND related_type = 'homework' AND is_revoked = 0", studentID).
+		Order("created_at DESC").
+		Find(&records).Error; err != nil {
+		return nil, err
+	}
+	return records, nil
+}
+
+// GetStudentPointsByType 按 related_type 在 SQL 层聚合学生分数（避免全量加载），支持 limit 限制返回数量
+func (r *ConductRepo) GetStudentPointsByType(classID int, relatedType string, limit int) ([]struct {
+	StudentID   int
+	StudentNo   string
+	Name        string
+	TotalPoints int
+}, error) {
+	var results []struct {
+		StudentID   int
+		StudentNo   string
+		Name        string
+		TotalPoints int
+	}
+	err := r.db.Table("conduct_records cr").
+		Select("cr.student_id, s.student_no, s.name, SUM(cr.points_change) as total_points").
+		Joins("JOIN students s ON cr.student_id = s.student_id").
+		Where("s.class_id = ? AND s.status = 1 AND cr.related_type = ? AND cr.is_revoked = 0", classID, relatedType).
+		Group("cr.student_id, s.student_no, s.name").
+		Order("total_points DESC").
+		Limit(limit).
+		Find(&results).Error
+	return results, err
+}
+
+// GetStudentTotalPoints 获取学生当前总分
+func (r *ConductRepo) GetStudentTotalPoints(studentID int) (int, error) {
+	var student model.Student
+	if err := r.db.Where("student_id = ?", studentID).First(&student).Error; err != nil {
+		return 0, err
+	}
+	return student.TotalPoints, nil
+}