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paopao-ce/internal/service/comment.go

333 lines
8.0 KiB

2 years ago
package service
import (
"strings"
"time"
"github.com/gin-gonic/gin"
"github.com/rocboss/paopao-ce/global"
"github.com/rocboss/paopao-ce/internal/model"
"github.com/rocboss/paopao-ce/pkg/errcode"
"github.com/rocboss/paopao-ce/pkg/util"
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)
type CommentCreationReq struct {
PostID int64 `json:"post_id" binding:"required"`
Contents []*PostContentItem `json:"contents" binding:"required"`
Users []string `json:"users" binding:"required"`
}
type CommentReplyCreationReq struct {
CommentID int64 `json:"comment_id" binding:"required"`
Content string `json:"content" binding:"required"`
AtUserID int64 `json:"at_user_id"`
}
type CommentDelReq struct {
ID int64 `json:"id" binding:"required"`
}
type ReplyDelReq struct {
ID int64 `json:"id" binding:"required"`
}
func GetPostComments(postID int64, sort string, offset, limit int) ([]*model.CommentFormated, int64, error) {
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conditions := &model.ConditionsT{
"post_id": postID,
"ORDER": sort,
}
comments, err := myDao.GetComments(conditions, offset, limit)
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if err != nil {
return nil, 0, err
}
userIDs := []int64{}
commentIDs := []int64{}
for _, comment := range comments {
userIDs = append(userIDs, comment.UserID)
commentIDs = append(commentIDs, comment.ID)
}
users, err := myDao.GetUsersByIDs(userIDs)
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if err != nil {
return nil, 0, err
}
contents, err := myDao.GetCommentContentsByIDs(commentIDs)
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if err != nil {
return nil, 0, err
}
replies, err := myDao.GetCommentRepliesByID(commentIDs)
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if err != nil {
return nil, 0, err
}
commentsFormated := []*model.CommentFormated{}
for _, comment := range comments {
commentFormated := comment.Format()
for _, content := range contents {
if content.CommentID == comment.ID {
commentFormated.Contents = append(commentFormated.Contents, content)
}
}
for _, reply := range replies {
if reply.CommentID == commentFormated.ID {
commentFormated.Replies = append(commentFormated.Replies, reply)
}
}
for _, user := range users {
if user.ID == comment.UserID {
commentFormated.User = user.Format()
}
}
commentsFormated = append(commentsFormated, commentFormated)
}
// 获取总量
totalRows, _ := myDao.GetCommentCount(conditions)
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return commentsFormated, totalRows, nil
}
func CreatePostComment(ctx *gin.Context, userID int64, param CommentCreationReq) (*model.Comment, error) {
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// 加载Post
post, err := myDao.GetPostByID(param.PostID)
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if err != nil {
return nil, err
}
if post.CommentCount >= global.AppSetting.MaxCommentCount {
return nil, errcode.MaxCommentCount
}
ip := ctx.ClientIP()
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comment := &model.Comment{
PostID: post.ID,
UserID: userID,
IP: ip,
IPLoc: util.GetIPLoc(ip),
}
comment, err = myDao.CreateComment(comment)
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if err != nil {
return nil, err
}
for _, item := range param.Contents {
// 检查附件是否是本站资源
if item.Type == model.CONTENT_TYPE_IMAGE || item.Type == model.CONTENT_TYPE_VIDEO || item.Type == model.CONTENT_TYPE_ATTACHMENT {
if strings.Index(item.Content, "https://"+global.AliossSetting.AliossDomain) != 0 {
continue
}
}
postContent := &model.CommentContent{
CommentID: comment.ID,
UserID: userID,
Content: item.Content,
Type: item.Type,
Sort: item.Sort,
}
myDao.CreateCommentContent(postContent)
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}
// 更新Post回复数
post.CommentCount++
post.LatestRepliedOn = time.Now().Unix()
myDao.UpdatePost(post)
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// 更新索引
go PushPostToSearch(post)
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// 创建用户消息提醒
postMaster, err := myDao.GetUserByID(post.UserID)
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if err == nil && postMaster.ID != userID {
go myDao.CreateMessage(&model.Message{
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SenderUserID: userID,
ReceiverUserID: postMaster.ID,
Type: model.MESSAGE_COMMENT,
Brief: "在泡泡中评论了你",
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PostID: post.ID,
CommentID: comment.ID,
})
}
for _, u := range param.Users {
user, err := myDao.GetUserByUsername(u)
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if err != nil || user.ID == userID || user.ID == postMaster.ID {
continue
}
// 创建消息提醒
go myDao.CreateMessage(&model.Message{
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SenderUserID: userID,
ReceiverUserID: user.ID,
Type: model.MESSAGE_COMMENT,
Brief: "在泡泡评论中@了你",
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PostID: post.ID,
CommentID: comment.ID,
})
}
return comment, nil
}
func GetPostComment(id int64) (*model.Comment, error) {
return myDao.GetCommentByID(id)
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}
func DeletePostComment(comment *model.Comment) error {
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// 加载post
post, err := myDao.GetPostByID(comment.PostID)
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if err == nil {
// 更新post回复数
post.CommentCount--
myDao.UpdatePost(post)
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}
return myDao.DeleteComment(comment)
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}
func createPostPreHandler(commentID int64, userID, atUserID int64) (*model.Post, *model.Comment, int64,
error) {
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// 加载Comment
comment, err := myDao.GetCommentByID(commentID)
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if err != nil {
return nil, nil, atUserID, err
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}
// 加载comment的post
post, err := myDao.GetPostByID(comment.PostID)
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if err != nil {
return nil, nil, atUserID, err
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}
if post.CommentCount >= global.AppSetting.MaxCommentCount {
return nil, nil, atUserID, errcode.MaxCommentCount
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}
if userID == atUserID {
atUserID = 0
}
if atUserID > 0 {
// 检测目前用户是否存在
users, _ := myDao.GetUsersByIDs([]int64{atUserID})
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if len(users) == 0 {
atUserID = 0
}
}
return post, comment, atUserID, nil
}
func CreatePostCommentReply(ctx *gin.Context, commentID int64, content string, userID, atUserID int64) (*model.CommentReply, error) {
var (
post *model.Post
comment *model.Comment
err error
)
if post, comment, atUserID, err = createPostPreHandler(commentID, userID, atUserID); err != nil {
return nil, err
}
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// 创建评论
ip := ctx.ClientIP()
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reply := &model.CommentReply{
CommentID: commentID,
UserID: userID,
Content: content,
AtUserID: atUserID,
IP: ip,
IPLoc: util.GetIPLoc(ip),
}
reply, err = myDao.CreateCommentReply(reply)
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if err != nil {
return nil, err
}
// 更新Post回复数
post.CommentCount++
post.LatestRepliedOn = time.Now().Unix()
myDao.UpdatePost(post)
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// 更新索引
go PushPostToSearch(post)
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// 创建用户消息提醒
commentMaster, err := myDao.GetUserByID(comment.UserID)
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if err == nil && commentMaster.ID != userID {
go myDao.CreateMessage(&model.Message{
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SenderUserID: userID,
ReceiverUserID: commentMaster.ID,
Type: model.MESSAGE_REPLY,
Brief: "在泡泡评论下回复了你",
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PostID: post.ID,
CommentID: comment.ID,
ReplyID: reply.ID,
})
}
postMaster, err := myDao.GetUserByID(post.UserID)
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if err == nil && postMaster.ID != userID && commentMaster.ID != postMaster.ID {
go myDao.CreateMessage(&model.Message{
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SenderUserID: userID,
ReceiverUserID: postMaster.ID,
Type: model.MESSAGE_REPLY,
Brief: "在泡泡评论下发布了新回复",
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PostID: post.ID,
CommentID: comment.ID,
ReplyID: reply.ID,
})
}
if atUserID > 0 {
user, err := myDao.GetUserByID(atUserID)
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if err == nil && user.ID != userID && commentMaster.ID != user.ID && postMaster.ID != user.ID {
// 创建消息提醒
go myDao.CreateMessage(&model.Message{
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SenderUserID: userID,
ReceiverUserID: user.ID,
Type: model.MESSAGE_REPLY,
Brief: "在泡泡评论的回复中@了你",
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PostID: post.ID,
CommentID: comment.ID,
ReplyID: reply.ID,
})
}
}
return reply, nil
}
func GetPostCommentReply(id int64) (*model.CommentReply, error) {
return myDao.GetCommentReplyByID(id)
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}
func DeletePostCommentReply(reply *model.CommentReply) error {
err := myDao.DeleteCommentReply(reply)
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if err != nil {
return err
}
// 加载Comment
comment, err := myDao.GetCommentByID(reply.CommentID)
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if err != nil {
return err
}
// 加载comment的post
post, err := myDao.GetPostByID(comment.PostID)
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if err != nil {
return err
}
// 更新Post回复数
post.CommentCount--
post.LatestRepliedOn = time.Now().Unix()
myDao.UpdatePost(post)
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// 更新索引
go PushPostToSearch(post)
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return nil
}