数据结构优化

server/models/attachment.go

@@ -0,0 +1,131 @@
+package models
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+)
+
+// AttachmentCategory 附件分类模型
+type AttachmentCategory struct {
+	ID          uint   `json:"id" gorm:"primaryKey;column:id"`
+	Name        string `json:"name" gorm:"column:name"`
+	Description string `json:"description" gorm:"column:description;type:text"`
+	SortOrder   uint   `json:"sortOrder" gorm:"column:sort_order;default:0"`
+	DeletedAt   int64  `json:"deletedAt" gorm:"column:deleted_at;default:0"`
+	CreatedAt   int64  `json:"createdAt" gorm:"column:created_at"`
+	UpdatedAt   int64  `json:"updatedAt" gorm:"column:updated_at"`
+}
+
+// TableName 指定表名
+func (AttachmentCategory) TableName() string {
+	return "attachment_categories"
+}
+
+// BeforeCreate 创建前钩子
+func (ac *AttachmentCategory) BeforeCreate(tx *gorm.DB) error {
+	now := time.Now().Unix()
+	if ac.CreatedAt == 0 {
+		ac.CreatedAt = now
+	}
+	if ac.UpdatedAt == 0 {
+		ac.UpdatedAt = now
+	}
+	if ac.DeletedAt == 0 {
+		ac.DeletedAt = 0
+	}
+	return nil
+}
+
+// BeforeUpdate 更新前钩子
+func (ac *AttachmentCategory) BeforeUpdate(tx *gorm.DB) error {
+	ac.UpdatedAt = time.Now().Unix()
+	return nil
+}
+
+// Attachment 附件模型
+type Attachment struct {
+	ID           uint                `json:"id" gorm:"primaryKey;column:id"`
+	CategoryID   *uint               `json:"categoryId,omitempty" gorm:"column:category_id"`
+	Category     *AttachmentCategory `json:"category,omitempty" gorm:"foreignKey:CategoryID"`
+	OriginalName string              `json:"originalName" gorm:"column:original_name"`
+	StoredName   string              `json:"storedName" gorm:"column:stored_name"`
+	FilePath     string              `json:"filePath" gorm:"column:file_path"`
+	FileURL      string              `json:"fileUrl" gorm:"column:file_url"`
+	FileSize     int64               `json:"fileSize" gorm:"column:file_size"`
+	FileType     string              `json:"fileType" gorm:"column:file_type"` // image/video/document/other
+	MimeType     string              `json:"mimeType" gorm:"column:mime_type"`
+	StorageType  string              `json:"storageType" gorm:"column:storage_type;default:local"` // local/qcloud/aliyun/qiniu
+	OSSConfigID  *uint               `json:"ossConfigId,omitempty" gorm:"column:oss_config_id"`
+	DeletedAt    int64               `json:"deletedAt" gorm:"column:deleted_at;default:0"`
+	CreatedAt    int64               `json:"createdAt" gorm:"column:created_at"`
+	UpdatedAt    int64               `json:"updatedAt" gorm:"column:updated_at"`
+}
+
+// TableName 指定表名
+func (Attachment) TableName() string {
+	return "attachments"
+}
+
+// BeforeCreate 创建前钩子
+func (a *Attachment) BeforeCreate(tx *gorm.DB) error {
+	now := time.Now().Unix()
+	if a.CreatedAt == 0 {
+		a.CreatedAt = now
+	}
+	if a.UpdatedAt == 0 {
+		a.UpdatedAt = now
+	}
+	if a.DeletedAt == 0 {
+		a.DeletedAt = 0
+	}
+	return nil
+}
+
+// BeforeUpdate 更新前钩子
+func (a *Attachment) BeforeUpdate(tx *gorm.DB) error {
+	a.UpdatedAt = time.Now().Unix()
+	return nil
+}
+
+// OSSConfig OSS配置模型
+type OSSConfig struct {
+	ID          uint   `json:"id" gorm:"primaryKey;column:id"`
+	Name        string `json:"name" gorm:"column:name"`
+	StorageType string `json:"storageType" gorm:"column:storage_type"`       // local/qcloud/aliyun/qiniu
+	AccessKey   string `json:"accessKey" gorm:"column:access_key;type:text"` // AES加密存储
+	SecretKey   string `json:"secretKey" gorm:"column:secret_key;type:text"` // AES加密存储
+	Bucket      string `json:"bucket" gorm:"column:bucket"`
+	Region      string `json:"region" gorm:"column:region"`
+	Domain      string `json:"domain" gorm:"column:domain"`
+	IsActive    int    `json:"isActive" gorm:"column:is_active;default:0"`
+	DeletedAt   int64  `json:"deletedAt" gorm:"column:deleted_at;default:0"`
+	CreatedAt   int64  `json:"createdAt" gorm:"column:created_at"`
+	UpdatedAt   int64  `json:"updatedAt" gorm:"column:updated_at"`
+}
+
+// TableName 指定表名
+func (OSSConfig) TableName() string {
+	return "oss_configs"
+}
+
+// BeforeCreate 创建前钩子
+func (oc *OSSConfig) BeforeCreate(tx *gorm.DB) error {
+	now := time.Now().Unix()
+	if oc.CreatedAt == 0 {
+		oc.CreatedAt = now
+	}
+	if oc.UpdatedAt == 0 {
+		oc.UpdatedAt = now
+	}
+	if oc.DeletedAt == 0 {
+		oc.DeletedAt = 0
+	}
+	return nil
+}
+
+// BeforeUpdate 更新前钩子
+func (oc *OSSConfig) BeforeUpdate(tx *gorm.DB) error {
+	oc.UpdatedAt = time.Now().Unix()
+	return nil
+}