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108 lines
2.9 KiB
108 lines
2.9 KiB
// Copyright 2022 ROC. All rights reserved.
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// Use of this source code is governed by a MIT style
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// license that can be found in the LICENSE file.
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package dbr
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import (
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"time"
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"gorm.io/gorm"
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"gorm.io/gorm/clause"
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)
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type PostCollection struct {
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*Model
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Post *Post `json:"-"`
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PostID int64 `db:"post_id" json:"post_id"`
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UserID int64 `db:"user_id" json:"user_id"`
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}
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func (p *PostCollection) Get(db *gorm.DB) (*PostCollection, error) {
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var star PostCollection
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tn := db.NamingStrategy.TableName("PostCollection") + "."
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if p.Model != nil && p.ID > 0 {
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db = db.Where(tn+"id = ? AND "+tn+"is_del = ?", p.ID, 0)
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}
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if p.PostID > 0 {
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db = db.Where(tn+"post_id = ?", p.PostID)
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}
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if p.UserID > 0 {
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db = db.Where(tn+"user_id = ?", p.UserID)
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}
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db = db.Joins("Post").Where("visibility <> ? OR (visibility = ? AND ? = ?)", PostVisitPrivate, PostVisitPrivate, clause.Column{Table: "Post", Name: "user_id"}, p.UserID).Order(clause.OrderByColumn{Column: clause.Column{Table: "Post", Name: "id"}, Desc: true})
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err := db.First(&star).Error
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if err != nil {
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return &star, err
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}
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return &star, nil
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}
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func (p *PostCollection) Create(db *gorm.DB) (*PostCollection, error) {
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err := db.Omit("Post").Create(&p).Error
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return p, err
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}
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func (p *PostCollection) Delete(db *gorm.DB) error {
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return db.Model(&PostCollection{}).Omit("Post").Where("id = ? AND is_del = ?", p.Model.ID, 0).Updates(map[string]any{
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"deleted_on": time.Now().Unix(),
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"is_del": 1,
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}).Error
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}
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func (p *PostCollection) List(db *gorm.DB, conditions *ConditionsT, offset, limit int) ([]*PostCollection, error) {
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var collections []*PostCollection
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var err error
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tn := db.NamingStrategy.TableName("PostCollection") + "."
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if offset >= 0 && limit > 0 {
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db = db.Offset(offset).Limit(limit)
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}
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if p.UserID > 0 {
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db = db.Where(tn+"user_id = ?", p.UserID)
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}
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for k, v := range *conditions {
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if k == "ORDER" {
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db = db.Order(v)
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} else {
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db = db.Where(tn+k, v)
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}
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}
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db = db.Joins("Post").Where(`visibility <> ? OR (visibility = ? AND ? = ?)`, PostVisitPrivate, PostVisitPrivate, clause.Column{Table: "Post", Name: "user_id"}, p.UserID).Order(clause.OrderByColumn{Column: clause.Column{Table: "Post", Name: "id"}, Desc: true})
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if err = db.Where(tn+"is_del = ?", 0).Find(&collections).Error; err != nil {
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return nil, err
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}
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return collections, nil
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}
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func (p *PostCollection) Count(db *gorm.DB, conditions *ConditionsT) (int64, error) {
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var count int64
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tn := db.NamingStrategy.TableName("PostCollection") + "."
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if p.PostID > 0 {
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db = db.Where(tn+"post_id = ?", p.PostID)
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}
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if p.UserID > 0 {
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db = db.Where(tn+"user_id = ?", p.UserID)
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}
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for k, v := range *conditions {
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if k != "ORDER" {
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db = db.Where(tn+k, v)
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}
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}
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db = db.Joins("Post").Where(`visibility <> ? OR (visibility = ? AND ? = ?)`, PostVisitPrivate, PostVisitPrivate, clause.Column{Table: "Post", Name: "user_id"}, p.UserID)
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if err := db.Model(p).Count(&count).Error; err != nil {
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return 0, err
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}
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return count, nil
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}
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