增加流水通知审计分页

backend/internal/modules/adminaudit/repository.go

@@ -3,6 +3,8 @@ package adminaudit
 import (
 	"time"
 
+	"hfb_sys/backend/internal/model"
+
 	"gorm.io/datatypes"
 	"gorm.io/gorm"
 )
@@ -15,37 +17,42 @@ func NewRepository(db *gorm.DB) *Repository {
 	return &Repository{db: db}
 }
 
-func (r *Repository) List(query Query) ([]LogDTO, error) {
-	limit := query.Limit
-	if limit <= 0 || limit > 500 {
-		limit = 200
-	}
-
+func (r *Repository) List(query Query) (*PaginatedResult, error) {
 	db := r.db.Table("audit_logs AS al").
 		Select(`al.id, al.actor_type, al.actor_id, COALESCE(au.username, '') AS actor_username,
 			COALESCE(au.nickname, '') AS actor_nickname, al.action, al.biz_type, al.biz_id,
 			al.ip, al.user_agent, al.detail, al.created_at`).
 		Joins("LEFT JOIN admin_users AS au ON au.id = al.actor_id AND al.actor_type = ?", "admin")
 
+	countDB := r.db.Model(&model.AuditLog{})
 	if query.ActorID > 0 {
 		db = db.Where("al.actor_id = ?", query.ActorID)
+		countDB = countDB.Where("actor_id = ?", query.ActorID)
 	}
 	if query.Action != "" {
 		db = db.Where("al.action = ?", query.Action)
+		countDB = countDB.Where("action = ?", query.Action)
 	}
 	if query.BizType != "" {
 		db = db.Where("al.biz_type = ?", query.BizType)
+		countDB = countDB.Where("biz_type = ?", query.BizType)
 	}
 
+	var total int64
+	if err := countDB.Count(&total).Error; err != nil {
+		return nil, err
+	}
+
+	offset := (query.Page - 1) * query.PageSize
 	var rows []auditLogRow
-	if err := db.Order("al.id DESC").Limit(limit).Scan(&rows).Error; err != nil {
+	if err := db.Order("al.id DESC").Offset(offset).Limit(query.PageSize).Scan(&rows).Error; err != nil {
 		return nil, err
 	}
 	items := make([]LogDTO, 0, len(rows))
 	for _, row := range rows {
 		items = append(items, row.toDTO())
 	}
-	return items, nil
+	return &PaginatedResult{Items: items, Total: total, Page: query.Page, PageSize: query.PageSize}, nil
 }
 
 type auditLogRow struct {