package models

import (
	"time"

	"gorm.io/gorm"
)

// Snippet 代码片段模型
type Snippet struct {
	ID          uint   `json:"id" gorm:"primaryKey;column:id;autoIncrement"`
	Title       string `json:"title" gorm:"column:title"`
	Code        string `json:"code" gorm:"column:code;type:text"`
	Type        string `json:"type" gorm:"column:type"`
	CodeTypeID  uint   `json:"codeTypeId" gorm:"column:code_type_id"`
	Description string `json:"description" gorm:"column:description;type:text"`
	ViewCount   uint   `json:"viewCount" gorm:"column:view_count;default:0"`
	CreatedAt   int64  `json:"createdAt" gorm:"column:created_at"`
	UpdatedAt   int64  `json:"updatedAt" gorm:"column:updated_at"`
	DeletedAt   int64  `json:"deletedAt" gorm:"column:deleted_at;default:0"`
}

// TableName 指定表名
func (Snippet) TableName() string {
	return "snippets"
}

// BeforeCreate 创建前钩子
func (s *Snippet) BeforeCreate(tx *gorm.DB) error {
	now := time.Now().Unix()
	if s.CreatedAt == 0 {
		s.CreatedAt = now
	}
	if s.UpdatedAt == 0 {
		s.UpdatedAt = now
	}
	if s.DeletedAt == 0 {
		s.DeletedAt = 0
	}
	return nil
}

// BeforeUpdate 更新前钩子
func (s *Snippet) BeforeUpdate(tx *gorm.DB) error {
	s.UpdatedAt = time.Now().Unix()
	return nil
}

// SnippetResponse 代码片段响应模型
type SnippetResponse struct {
	ID          uint              `json:"id"`
	Title       string            `json:"title"`
	Code        string            `json:"code"`
	Type        string            `json:"type"`
	CodeTypeID  uint              `json:"codeTypeId,omitempty"`
	CodeType    *CodeTypeResponse `json:"codeType,omitempty"`
	Description string            `json:"description,omitempty"`
	ViewCount   uint              `json:"viewCount,omitempty"`
	Posts       []PostBrief       `json:"posts,omitempty"`
}
