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paopao-ce/internal/model/post_content.go

122 lines
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package model
import (
"time"
"gorm.io/gorm"
)
// 类型1标题2文字段落3图片地址4视频地址5语音地址6链接地址7附件资源
type PostContentT int
const (
CONTENT_TYPE_TITLE PostContentT = iota + 1
CONTENT_TYPE_TEXT
CONTENT_TYPE_IMAGE
CONTENT_TYPE_VIDEO
CONTENT_TYPE_AUDIO
CONTENT_TYPE_LINK
CONTENT_TYPE_ATTACHMENT
CONTENT_TYPE_CHARGE_ATTACHMENT
)
var (
mediaContentType = []PostContentT{
CONTENT_TYPE_IMAGE,
CONTENT_TYPE_VIDEO,
CONTENT_TYPE_AUDIO,
CONTENT_TYPE_ATTACHMENT,
CONTENT_TYPE_CHARGE_ATTACHMENT,
}
)
type PostContent struct {
*Model
PostID int64 `json:"post_id"`
UserID int64 `json:"user_id"`
Content string `json:"content"`
Type PostContentT `json:"type"`
Sort int64 `json:"sort"`
}
type PostContentFormated struct {
ID int64 `json:"id"`
PostID int64 `json:"post_id"`
Content string `json:"content"`
Type PostContentT `json:"type"`
Sort int64 `json:"sort"`
}
func (p *PostContent) DeleteByPostId(db *gorm.DB, postId int64) error {
return db.Model(p).Where("post_id = ?", postId).Updates(map[string]interface{}{
"deleted_on": time.Now().Unix(),
"is_del": 1,
}).Error
}
func (p *PostContent) MediaContentsByPostId(db *gorm.DB, postId int64) (contents []string, err error) {
err = db.Model(p).Where("post_id = ? AND type IN ?", postId, mediaContentType).Select("content").Find(&contents).Error
return
}
func (p *PostContent) Create(db *gorm.DB) (*PostContent, error) {
err := db.Create(&p).Error
return p, err
}
func (p *PostContent) Format() *PostContentFormated {
if p.Model == nil {
return nil
}
return &PostContentFormated{
ID: p.ID,
PostID: p.ID,
Content: p.Content,
Type: p.Type,
Sort: p.Sort,
}
}
func (p *PostContent) List(db *gorm.DB, conditions *ConditionsT, offset, limit int) ([]*PostContent, error) {
var contents []*PostContent
var err error
if offset >= 0 && limit > 0 {
db = db.Offset(offset).Limit(limit)
}
if p.PostID > 0 {
db = db.Where("id = ?", p.PostID)
}
for k, v := range *conditions {
if k == "ORDER" {
db = db.Order(v)
} else {
db = db.Where(k, v)
}
}
if err = db.Where("is_del = ?", 0).Find(&contents).Error; err != nil {
return nil, err
}
return contents, nil
}
func (p *PostContent) Get(db *gorm.DB) (*PostContent, error) {
var content PostContent
if p.Model != nil && p.ID > 0 {
db = db.Where("id = ? AND is_del = ?", p.ID, 0)
} else {
return nil, gorm.ErrRecordNotFound
}
err := db.First(&content).Error
if err != nil {
return &content, err
}
return &content, nil
}