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paopao-ce/internal/dao/jinzhu/comments.go

443 lines
13 KiB

// Copyright 2022 ROC. All rights reserved.
// Use of this source code is governed by a MIT style
// license that can be found in the LICENSE file.
package jinzhu
import (
"fmt"
"time"
"github.com/rocboss/paopao-ce/internal/core"
"github.com/rocboss/paopao-ce/internal/core/cs"
"github.com/rocboss/paopao-ce/internal/core/ms"
"github.com/rocboss/paopao-ce/internal/dao/jinzhu/dbr"
"github.com/rocboss/paopao-ce/pkg/types"
"gorm.io/gorm"
)
var (
_ core.CommentService = (*commentSrv)(nil)
_ core.CommentManageService = (*commentManageSrv)(nil)
)
type commentSrv struct {
db *gorm.DB
}
type commentManageSrv struct {
db *gorm.DB
}
func newCommentService(db *gorm.DB) core.CommentService {
return &commentSrv{
db: db,
}
}
func newCommentManageService(db *gorm.DB) core.CommentManageService {
return &commentManageSrv{
db: db,
}
}
func (s *commentSrv) GetCommentThumbsMap(userId int64, tweetId int64) (cs.CommentThumbsMap, cs.CommentThumbsMap, error) {
if userId < 0 {
return nil, nil, nil
}
commentThumbsList := cs.CommentThumbsList{}
err := s.db.Model(&dbr.TweetCommentThumbs{}).Where("user_id=? AND tweet_id=?", userId, tweetId).Find(&commentThumbsList).Error
if err != nil {
return nil, nil, err
}
commentThumbs, replyThumbs := make(cs.CommentThumbsMap), make(cs.CommentThumbsMap)
for _, thumbs := range commentThumbsList {
if thumbs.CommentType == 0 {
commentThumbs[thumbs.CommentID] = thumbs
} else {
replyThumbs[thumbs.ReplyID] = thumbs
}
}
return commentThumbs, replyThumbs, nil
}
func (s *commentSrv) GetComments(tweetId int64, style cs.StyleCommentType, limit int, offset int) (res []*ms.Comment, total int64, err error) {
db := s.db.Table(_comment_)
sort := "is_essence DESC, id ASC"
switch style {
case cs.StyleCommentHots:
// rank_score=评论回复数*2+点赞*4-点踩, order byrank_score DESC
db = db.Joins(fmt.Sprintf("LEFT JOIN %s m ON %s.id=m.comment_id AND m.is_del=0", _commentMetric_, _comment_))
sort = fmt.Sprintf("is_essence DESC, m.rank_score DESC, %s.id DESC", _comment_)
case cs.StyleCommentNewest:
sort = "is_essence DESC, id DESC"
case cs.StyleCommentDefault:
fallthrough
default:
// nothing
}
db = db.Where("post_id=?", tweetId)
if err = db.Count(&total).Error; err != nil {
return
}
err = db.Order(sort).Limit(limit).Offset(offset).Find(&res).Error
return
}
func (s *commentSrv) GetCommentByID(id int64) (*ms.Comment, error) {
comment := &dbr.Comment{
Model: &dbr.Model{
ID: id,
},
}
return comment.Get(s.db)
}
func (s *commentSrv) GetCommentReplyByID(id int64) (*ms.CommentReply, error) {
reply := &dbr.CommentReply{
Model: &dbr.Model{
ID: id,
},
}
return reply.Get(s.db)
}
func (s *commentSrv) GetCommentCount(conditions *ms.ConditionsT) (int64, error) {
return (&dbr.Comment{}).Count(s.db, conditions)
}
func (s *commentSrv) GetCommentContentsByIDs(ids []int64) ([]*ms.CommentContent, error) {
commentContent := &dbr.CommentContent{}
return commentContent.List(s.db, &dbr.ConditionsT{
"comment_id IN ?": ids,
}, 0, 0)
}
func (s *commentSrv) GetCommentRepliesByID(ids []int64) ([]*ms.CommentReplyFormated, error) {
CommentReply := &dbr.CommentReply{}
replies, err := CommentReply.List(s.db, &dbr.ConditionsT{
"comment_id IN ?": ids,
"ORDER": "id ASC",
}, 0, 0)
if err != nil {
return nil, err
}
userIds := []int64{}
for _, reply := range replies {
userIds = append(userIds, reply.UserID, reply.AtUserID)
}
users, err := getUsersByIDs(s.db, userIds)
if err != nil {
return nil, err
}
repliesFormated := []*ms.CommentReplyFormated{}
for _, reply := range replies {
replyFormated := reply.Format()
for _, user := range users {
if reply.UserID == user.ID {
replyFormated.User = user.Format()
}
if reply.AtUserID == user.ID {
replyFormated.AtUser = user.Format()
}
}
repliesFormated = append(repliesFormated, replyFormated)
}
return repliesFormated, nil
}
func (s *commentManageSrv) HighlightComment(userId, commentId int64) (isEssence int8, err error) {
post := &dbr.Post{}
comment := &dbr.Comment{}
db := s.db.Model(comment)
if err = db.Where("id=?", commentId).First(comment).Error; err != nil {
return
}
if err = s.db.Table(_post_).Where("id=?", comment.PostID).First(post).Error; err != nil {
return
}
if post.UserID != userId {
return 0, cs.ErrNoPermission
}
isEssence = 1 - comment.IsEssence
err = s.db.Model(comment).UpdateColumns(map[string]any{
"is_essence": isEssence,
"modified_on": time.Now().Unix(),
}).Where("id=?", commentId).Error
return
}
func (s *commentManageSrv) DeleteComment(comment *ms.Comment) (err error) {
db := s.db.Begin()
defer db.Rollback()
if err = comment.Delete(db); err != nil {
return
}
err = db.Model(&dbr.TweetCommentThumbs{}).Where("user_id=? AND tweet_id=? AND comment_id=?", comment.UserID, comment.PostID, comment.ID).Updates(map[string]any{
"deleted_on": time.Now().Unix(),
"is_del": 1,
}).Error
if err != nil {
return
}
db.Commit()
return
}
func (s *commentManageSrv) CreateComment(comment *ms.Comment) (*ms.Comment, error) {
return comment.Create(s.db)
}
func (s *commentManageSrv) CreateCommentReply(reply *ms.CommentReply) (res *ms.CommentReply, err error) {
if res, err = reply.Create(s.db); err == nil {
// 宽松处理错误
s.db.Table(_comment_).Where("id=?", reply.CommentID).Update("reply_count", gorm.Expr("reply_count+1"))
}
return
}
func (s *commentManageSrv) DeleteCommentReply(reply *ms.CommentReply) (err error) {
db := s.db.Begin()
defer db.Rollback()
err = reply.Delete(s.db)
if err != nil {
return
}
err = db.Model(&dbr.TweetCommentThumbs{}).
Where("user_id=? AND comment_id=? AND reply_id=?", reply.UserID, reply.CommentID, reply.ID).Updates(map[string]any{
"deleted_on": time.Now().Unix(),
"is_del": 1,
}).Error
if err != nil {
return
}
// 宽松处理错误
db.Table(_comment_).Where("id=?", reply.CommentID).Update("reply_count", gorm.Expr("reply_count-1"))
db.Commit()
return
}
func (s *commentManageSrv) CreateCommentContent(content *ms.CommentContent) (*ms.CommentContent, error) {
return content.Create(s.db)
}
func (s *commentManageSrv) ThumbsUpComment(userId int64, tweetId, commentId int64) error {
db := s.db.Begin()
defer db.Rollback()
var (
thumbsUpCount int32 = 0
thumbsDownCount int32 = 0
)
commentThumbs := &dbr.TweetCommentThumbs{}
// 检查thumbs状态
err := s.db.Where("user_id=? AND tweet_id=? AND comment_id=? AND comment_type=0", userId, tweetId, commentId).Take(commentThumbs).Error
if err == nil {
switch {
case commentThumbs.IsThumbsUp == types.Yes && commentThumbs.IsThumbsDown == types.No:
thumbsUpCount, thumbsDownCount = -1, 0
case commentThumbs.IsThumbsUp == types.No && commentThumbs.IsThumbsDown == types.No:
thumbsUpCount, thumbsDownCount = 1, 0
default:
thumbsUpCount, thumbsDownCount = 1, -1
commentThumbs.IsThumbsDown = types.No
}
commentThumbs.IsThumbsUp = 1 - commentThumbs.IsThumbsUp
commentThumbs.ModifiedOn = time.Now().Unix()
} else {
commentThumbs = &dbr.TweetCommentThumbs{
UserID: userId,
TweetID: tweetId,
CommentID: commentId,
IsThumbsUp: types.Yes,
IsThumbsDown: types.No,
CommentType: 0,
Model: &dbr.Model{
CreatedOn: time.Now().Unix(),
},
}
thumbsUpCount, thumbsDownCount = 1, 0
}
// 更新thumbs状态
if err = s.db.Save(commentThumbs).Error; err != nil {
return err
}
// 更新thumbsUpCount
if err = s.updateCommentThumbsUpCount(&dbr.Comment{}, commentId, thumbsUpCount, thumbsDownCount); err != nil {
return err
}
db.Commit()
return nil
}
func (s *commentManageSrv) ThumbsDownComment(userId int64, tweetId, commentId int64) error {
db := s.db.Begin()
defer db.Rollback()
var (
thumbsUpCount int32 = 0
thumbsDownCount int32 = 0
)
commentThumbs := &dbr.TweetCommentThumbs{}
// 检查thumbs状态
err := s.db.Where("user_id=? AND tweet_id=? AND comment_id=? AND comment_type=0", userId, tweetId, commentId).Take(commentThumbs).Error
if err == nil {
switch {
case commentThumbs.IsThumbsDown == types.Yes:
thumbsUpCount, thumbsDownCount = 0, -1
case commentThumbs.IsThumbsDown == types.No && commentThumbs.IsThumbsUp == types.No:
thumbsUpCount, thumbsDownCount = 0, 1
default:
thumbsUpCount, thumbsDownCount = -1, 1
commentThumbs.IsThumbsUp = types.No
}
commentThumbs.IsThumbsDown = 1 - commentThumbs.IsThumbsDown
commentThumbs.ModifiedOn = time.Now().Unix()
} else {
commentThumbs = &dbr.TweetCommentThumbs{
UserID: userId,
TweetID: tweetId,
CommentID: commentId,
IsThumbsUp: types.No,
IsThumbsDown: types.Yes,
CommentType: 0,
Model: &dbr.Model{
CreatedOn: time.Now().Unix(),
},
}
thumbsUpCount, thumbsDownCount = 0, 1
}
// 更新thumbs状态
if err = s.db.Save(commentThumbs).Error; err != nil {
return err
}
// 更新thumbsUpCount
if err = s.updateCommentThumbsUpCount(&dbr.Comment{}, commentId, thumbsUpCount, thumbsDownCount); err != nil {
return err
}
db.Commit()
return nil
}
func (s *commentManageSrv) ThumbsUpReply(userId int64, tweetId, commentId, replyId int64) error {
db := s.db.Begin()
defer db.Rollback()
var (
thumbsUpCount int32 = 0
thumbsDownCount int32 = 0
)
commentThumbs := &dbr.TweetCommentThumbs{}
// 检查thumbs状态
err := s.db.Where("user_id=? AND tweet_id=? AND comment_id=? AND reply_id=? AND comment_type=1", userId, tweetId, commentId, replyId).Take(commentThumbs).Error
if err == nil {
switch {
case commentThumbs.IsThumbsUp == types.Yes:
thumbsUpCount, thumbsDownCount = -1, 0
case commentThumbs.IsThumbsUp == types.No && commentThumbs.IsThumbsDown == types.No:
thumbsUpCount, thumbsDownCount = 1, 0
default:
thumbsUpCount, thumbsDownCount = 1, -1
commentThumbs.IsThumbsDown = types.No
}
commentThumbs.IsThumbsUp = 1 - commentThumbs.IsThumbsUp
commentThumbs.ModifiedOn = time.Now().Unix()
} else {
commentThumbs = &dbr.TweetCommentThumbs{
UserID: userId,
TweetID: tweetId,
CommentID: commentId,
ReplyID: replyId,
IsThumbsUp: types.Yes,
IsThumbsDown: types.No,
CommentType: 1,
Model: &dbr.Model{
CreatedOn: time.Now().Unix(),
},
}
thumbsUpCount, thumbsDownCount = 1, 0
}
// 更新thumbs状态
if err = s.db.Save(commentThumbs).Error; err != nil {
return err
}
// 更新thumbsUpCount
if err = s.updateCommentThumbsUpCount(&dbr.CommentReply{}, replyId, thumbsUpCount, thumbsDownCount); err != nil {
return err
}
db.Commit()
return nil
}
func (s *commentManageSrv) ThumbsDownReply(userId int64, tweetId, commentId, replyId int64) error {
db := s.db.Begin()
defer db.Rollback()
var (
thumbsUpCount int32 = 0
thumbsDownCount int32 = 0
)
commentThumbs := &dbr.TweetCommentThumbs{}
// 检查thumbs状态
err := s.db.Where("user_id=? AND tweet_id=? AND comment_id=? AND reply_id=? AND comment_type=1", userId, tweetId, commentId, replyId).Take(commentThumbs).Error
if err == nil {
switch {
case commentThumbs.IsThumbsDown == types.Yes:
thumbsUpCount, thumbsDownCount = 0, -1
case commentThumbs.IsThumbsUp == types.No && commentThumbs.IsThumbsDown == types.No:
thumbsUpCount, thumbsDownCount = 0, 1
default:
thumbsUpCount, thumbsDownCount = -1, 1
commentThumbs.IsThumbsUp = types.No
}
commentThumbs.IsThumbsDown = 1 - commentThumbs.IsThumbsDown
commentThumbs.ModifiedOn = time.Now().Unix()
} else {
commentThumbs = &dbr.TweetCommentThumbs{
UserID: userId,
TweetID: tweetId,
CommentID: commentId,
ReplyID: replyId,
IsThumbsUp: types.No,
IsThumbsDown: types.Yes,
CommentType: 1,
Model: &dbr.Model{
CreatedOn: time.Now().Unix(),
},
}
thumbsUpCount, thumbsDownCount = 0, 1
}
// 更新thumbs状态
if err = s.db.Save(commentThumbs).Error; err != nil {
return err
}
// 更新thumbsUpCount
if err = s.updateCommentThumbsUpCount(&dbr.CommentReply{}, replyId, thumbsUpCount, thumbsDownCount); err != nil {
return err
}
db.Commit()
return nil
}
func (s *commentManageSrv) updateCommentThumbsUpCount(obj any, id int64, thumbsUpCount, thumbsDownCount int32) error {
updateColumns := make(map[string]any, 2)
if thumbsUpCount == 1 {
updateColumns["thumbs_up_count"] = gorm.Expr("thumbs_up_count + 1")
} else if thumbsUpCount == -1 {
updateColumns["thumbs_up_count"] = gorm.Expr("thumbs_up_count - 1")
}
if thumbsDownCount == 1 {
updateColumns["thumbs_down_count"] = gorm.Expr("thumbs_down_count + 1")
} else if thumbsDownCount == -1 {
updateColumns["thumbs_down_count"] = gorm.Expr("thumbs_down_count - 1")
}
if len(updateColumns) > 0 {
updateColumns["modified_on"] = time.Now().Unix()
return s.db.Model(obj).Where("id=?", id).UpdateColumns(updateColumns).Error
}
return nil
}