Initial commit: web_hghl_server

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-10-26 16:28:14 +08:00
commit 65fca60622
653 changed files with 135901 additions and 0 deletions
@@ -0,0 +1,506 @@
+package commentser
+
+import (
+	"context"
+	"encoding/json"
+	"strings"
+	"time"
+	"unicode/utf8"
+	"videoweb/app/api/proto"
+	"videoweb/app/service/configser"
+	"videoweb/app/service/moreser"
+	"videoweb/app/service/reportser"
+	"videoweb/pub/common/enum/redisconst"
+	"videoweb/pub/common/log"
+	"videoweb/pub/common/netutil"
+	"videoweb/pub/common/response"
+	"videoweb/pub/common/srvdef"
+	"videoweb/pub/common/useragent"
+	"videoweb/pub/models/commentlikemod"
+	"videoweb/pub/models/commentmod"
+	"videoweb/pub/models/playletchaptermod"
+	"videoweb/pub/models/playletmod"
+	"videoweb/pub/models/usermod"
+	"videoweb/pub/models/videoinformationmod"
+	"videoweb/pub/mongos"
+	"videoweb/pub/pubdef"
+	"videoweb/pub/redis"
+
+	"go.mongodb.org/mongo-driver/bson"
+	"go.mongodb.org/mongo-driver/mongo/options"
+)
+
+const (
+	commentListLimit           int64 = 200
+	subCommentListLimit        int64 = 400
+	commentTreeDefaultPageSize int64 = 10
+	commentTreeMaxPageSize     int64 = 100
+	commentTreeMaxDepth        int   = 5
+)
+
+type commentTreeNode struct {
+	info     proto.CommentInfo
+	children []*commentTreeNode
+}
+
+// ListCommentTree 分页查询指定对象评论列表，并按父子关系组装树形结构
+func ListCommentTree(ctx context.Context, userId int64, req *proto.CommentListReq) (*proto.CommentListResp, *srvdef.SrvErr) {
+	if req.ObjectId <= 0 {
+		return nil, srvdef.New(srvdef.ErrParamError, "对象ID不能为空")
+	}
+	if !pubdef.ValidCommentObjectType(req.ObjectType) {
+		return nil, srvdef.New(srvdef.ErrParamError, "评论类型有误")
+	}
+	if req.SortOrder != 0 && req.SortOrder != 1 && req.SortOrder != 2 {
+		return nil, srvdef.New(srvdef.ErrParamError, "排序方式有误")
+	}
+	pageNum, pageSize := moreser.NormalizePage(req.PageNum, req.PageSize, commentTreeDefaultPageSize, commentTreeMaxPageSize)
+	filter := bson.M{
+		commentmod.FN.Comment.ObjectId:     req.ObjectId,
+		commentmod.FN.Comment.ObjectType:   req.ObjectType,
+		commentmod.FN.Comment.ReviewStatus: 1,
+		commentmod.FN.Comment.Level:        1,
+	}
+	total, err := commentmod.CountComments(ctx, filter)
+	if err != nil {
+		log.Warn("ListCommentTree.CountComments", log.Any("filter", filter), log.E(err))
+		return nil, err
+	}
+	resp := &proto.CommentListResp{BasePageResp: response.BasePageResp{
+		TotalCount: total,
+		PageSize:   int(pageSize),
+		PageNum:    int(pageNum),
+		List:       make([]proto.CommentInfo, 0),
+	}}
+	if total == 0 {
+		return resp, nil
+	}
+	imgCdn := configser.ImageCdnFromCtx(ctx)
+	topList, err := commentmod.FindManyComment(ctx, filter, options.Find().
+		SetProjection(commentListProjection()).
+		SetSort(commentListSort(req.SortOrder)).
+		SetSkip((pageNum-1)*pageSize).
+		SetLimit(pageSize))
+	if err != nil {
+		log.Warn("ListCommentTree.FindManyComment", log.Any("filter", filter), log.E(err))
+		return nil, err
+	}
+	children, err := commentTreeChildren(ctx, req.ObjectId, req.ObjectType, collectCommentIds(topList))
+	if err != nil {
+		return nil, err
+	}
+	ids := append(collectCommentIds(topList), collectCommentIds(children)...)
+	likes, err := commentlikemod.FindByUserAndComments(ctx, userId, ids)
+	if err != nil {
+		return nil, err
+	}
+	liked := make(map[int64]bool, len(likes))
+	for _, like := range likes {
+		liked[like.CommentId] = true
+	}
+	resp.List = buildCommentTree(topList, children, imgCdn, liked)
+	return resp, nil
+}
+
+// commentListSort 热门按点赞数排序，默认按发布时间排序
+func commentListSort(sortOrder int64) bson.D {
+	if sortOrder == 1 {
+		return bson.D{{Key: commentmod.FN.Comment.CountLike, Value: -1}, {Key: commentmod.FN.Comment.Id, Value: -1}}
+	}
+	return bson.D{{Key: commentmod.FN.Comment.CreatedAt, Value: -1}, {Key: commentmod.FN.Comment.Id, Value: -1}}
+}
+
+// GetCommentList 查询指定对象的首屏评论列表，并缓存短时间内重复读取
+func GetCommentList(ctx context.Context, objectId int64, objectType pubdef.CommentObjectType) (*proto.GetCommentListResp, *srvdef.SrvErr) {
+	cacheKey := redisconst.CommentListCacheKey(objectId, objectType)
+	cacheData, cacheErr := redis.Get(cacheKey)
+	if cacheErr != nil {
+		log.Warn("获取缓存失败", log.Any("cacheKey", cacheKey), log.E(cacheErr))
+	}
+	if cacheData != nil {
+		var commentListResp *proto.GetCommentListResp
+		if err := json.Unmarshal([]byte(*cacheData), &commentListResp); err != nil {
+			log.Warn("解析缓存失败", log.Any("cacheKey", cacheKey), log.E(err))
+		} else if commentListResp != nil {
+			configser.RewriteImageCdn(ctx, commentListResp)
+			return commentListResp, nil
+		}
+	}
+	data, err := commentList(ctx, objectId, objectType)
+	if err != nil {
+		return nil, err
+	}
+	bytes, marshalErr := json.Marshal(data)
+	if marshalErr != nil {
+		log.Warn("解析缓存失败", log.Any("cacheKey", cacheKey), log.E(marshalErr))
+		configser.RewriteImageCdn(ctx, data)
+		return data, nil
+	}
+	if setErr := redis.Set(cacheKey, string(bytes), redisconst.CommentListKeyExpire); setErr != nil {
+		log.Warn("设置缓存失败", log.Any("cacheKey", cacheKey), log.E(setErr))
+	}
+	configser.RewriteImageCdn(ctx, data)
+	return data, nil
+}
+
+// commentList 查询顶级评论，并批量补齐二级回复，避免逐条查询子评论
+func commentList(ctx context.Context, objectId int64, objectType pubdef.CommentObjectType) (*proto.GetCommentListResp, *srvdef.SrvErr) {
+	filter := bson.M{
+		commentmod.FN.Comment.ObjectId:     objectId,
+		commentmod.FN.Comment.ObjectType:   objectType,
+		commentmod.FN.Comment.ReviewStatus: 1,
+		commentmod.FN.Comment.Level:        1,
+	}
+	total, err := commentmod.CountComments(ctx, filter)
+	if err != nil {
+		log.Warn("commentList.CountComments", log.Any("filter", filter), log.E(err))
+		return nil, err
+	}
+	resp := &proto.GetCommentListResp{
+		ObjectId: objectId,
+		Total:    total,
+		List:     make([]proto.CommentInfo, 0),
+	}
+	if total == 0 {
+		return resp, nil
+	}
+	imgCdn := configser.GetConfigInfo().ImgCdn
+	list, err := commentmod.FindManyComment(ctx, filter, options.Find().
+		SetProjection(commentListProjection()).
+		SetSort(bson.D{{Key: commentmod.FN.Comment.CreatedAt, Value: -1}}).
+		SetLimit(commentListLimit))
+	if err != nil {
+		log.Warn("commentList.FindManyComment", log.Any("filter", filter), log.E(err))
+		return nil, err
+	}
+	parentIds := make([]int64, 0, len(list))
+	for _, item := range list {
+		parentIds = append(parentIds, item.Id)
+	}
+	subCommentMap, err := subCommentList(ctx, parentIds, imgCdn)
+	if err != nil {
+		return nil, err
+	}
+	for _, item := range list {
+		info := commentInfoData(item, imgCdn)
+		info.SubComment = subCommentMap[item.Id]
+		resp.List = append(resp.List, info)
+	}
+	return resp, nil
+}
+
+// subCommentList 批量查询二级评论，并按父评论ID分组
+func subCommentList(ctx context.Context, parentIds []int64, imgCdn string) (map[int64][]proto.CommentInfo, *srvdef.SrvErr) {
+	data := make(map[int64][]proto.CommentInfo, len(parentIds))
+	if len(parentIds) == 0 {
+		return data, nil
+	}
+	list, err := commentmod.FindManyComment(ctx, bson.M{
+		commentmod.FN.Comment.ParentsId:    bson.M{"$in": parentIds},
+		commentmod.FN.Comment.ReviewStatus: 1,
+	}, options.Find().
+		SetProjection(commentListProjection()).
+		SetSort(bson.D{{Key: commentmod.FN.Comment.CreatedAt, Value: -1}}).
+		SetLimit(subCommentListLimit))
+	if err != nil {
+		log.Warn("subCommentList.FindManyComment", log.Any("parentIds", parentIds), log.E(err))
+		return nil, err
+	}
+	for _, item := range list {
+		data[item.ParentsId] = append(data[item.ParentsId], commentInfoData(item, imgCdn))
+	}
+	return data, nil
+}
+
+// commentTreeChildren 按层批量查询当前页一级评论的子孙评论，避免 N+1 查询
+func commentTreeChildren(ctx context.Context, objectId int64, objectType pubdef.CommentObjectType, parentIds []int64) (commentmod.CommentModelList, *srvdef.SrvErr) {
+	data := make(commentmod.CommentModelList, 0)
+	currentParentIds := uniqueCommentIds(parentIds)
+	if len(currentParentIds) == 0 {
+		return data, nil
+	}
+	seenIds := make(map[int64]struct{}, len(currentParentIds))
+	for _, id := range currentParentIds {
+		seenIds[id] = struct{}{}
+	}
+	for depth := 0; len(currentParentIds) > 0 && depth < commentTreeMaxDepth; depth++ {
+		filter := bson.M{
+			commentmod.FN.Comment.ObjectId:     objectId,
+			commentmod.FN.Comment.ObjectType:   objectType,
+			commentmod.FN.Comment.ParentsId:    bson.M{"$in": currentParentIds},
+			commentmod.FN.Comment.ReviewStatus: 1,
+		}
+		list, err := commentmod.FindManyComment(ctx, filter, options.Find().
+			SetProjection(commentListProjection()).
+			SetSort(bson.D{{Key: commentmod.FN.Comment.CreatedAt, Value: -1}}))
+		if err != nil {
+			log.Warn("commentTreeChildren.FindManyComment", log.Any("filter", filter), log.E(err))
+			return nil, err
+		}
+		nextParentIds := make([]int64, 0, len(list))
+		for _, item := range list {
+			if item == nil {
+				continue
+			}
+			if _, ok := seenIds[item.Id]; ok {
+				continue
+			}
+			seenIds[item.Id] = struct{}{}
+			data = append(data, item)
+			nextParentIds = append(nextParentIds, item.Id)
+		}
+		currentParentIds = nextParentIds
+	}
+	return data, nil
+}
+
+// buildCommentTree 将一级评论和子孙评论按 parentsId 组装为树形结构
+func buildCommentTree(topList commentmod.CommentModelList, children commentmod.CommentModelList, imgCdn string, liked map[int64]bool) []proto.CommentInfo {
+	nodes := make(map[int64]*commentTreeNode, len(topList)+len(children))
+	roots := make([]*commentTreeNode, 0, len(topList))
+	for _, item := range topList {
+		if item == nil {
+			continue
+		}
+		info := commentInfoData(item, imgCdn)
+		info.IsLike = liked[item.Id]
+		node := &commentTreeNode{info: info}
+		nodes[item.Id] = node
+		roots = append(roots, node)
+	}
+	for _, item := range children {
+		if item == nil {
+			continue
+		}
+		info := commentInfoData(item, imgCdn)
+		info.IsLike = liked[item.Id]
+		nodes[item.Id] = &commentTreeNode{info: info}
+	}
+	for _, item := range children {
+		if item == nil {
+			continue
+		}
+		parentNode, ok := nodes[item.ParentsId]
+		if !ok {
+			continue
+		}
+		if node, ok := nodes[item.Id]; ok {
+			parentNode.children = append(parentNode.children, node)
+		}
+	}
+	return commentTreeNodesToInfos(roots)
+}
+
+// commentTreeNodesToInfos 递归输出评论树响应
+func commentTreeNodesToInfos(nodes []*commentTreeNode) []proto.CommentInfo {
+	list := make([]proto.CommentInfo, 0, len(nodes))
+	for _, node := range nodes {
+		if node == nil {
+			continue
+		}
+		info := node.info
+		info.SubComment = commentTreeNodesToInfos(node.children)
+		list = append(list, info)
+	}
+	return list
+}
+
+// collectCommentIds 收集评论ID集合
+func collectCommentIds(list commentmod.CommentModelList) []int64 {
+	ids := make([]int64, 0, len(list))
+	for _, item := range list {
+		if item == nil || item.Id <= 0 {
+			continue
+		}
+		ids = append(ids, item.Id)
+	}
+	return ids
+}
+
+// uniqueCommentIds 去重评论ID集合
+func uniqueCommentIds(ids []int64) []int64 {
+	seen := make(map[int64]struct{}, len(ids))
+	result := make([]int64, 0, len(ids))
+	for _, id := range ids {
+		if id <= 0 {
+			continue
+		}
+		if _, ok := seen[id]; ok {
+			continue
+		}
+		seen[id] = struct{}{}
+		result = append(result, id)
+	}
+	return result
+}
+
+// commentInfoData 将评论模型转换为 APP 评论响应结构
+func commentInfoData(item *commentmod.CommentModel, imgCdn string) proto.CommentInfo {
+	return proto.CommentInfo{
+		Id:            item.Id,
+		ObjectId:      item.ObjectId,
+		UserName:      item.UserName,
+		Avatar:        netutil.MergeURL(imgCdn, item.Avatar),
+		Level:         item.Level,
+		ParentsId:     item.ParentsId,
+		ReplyUserName: item.ReplyUserName,
+		Text:          item.Text,
+		CommentCount:  item.CommentCount,
+		CountLike:     item.CountLike,
+		SubComment:    make([]proto.CommentInfo, 0),
+		CreatedAt:     item.CreatedAt,
+	}
+}
+
+// commentListProjection 限定评论列表字段，减少详情页评论查询的数据传输
+func commentListProjection() bson.M {
+	return bson.M{
+		commentmod.FN.Comment.Id:            1,
+		commentmod.FN.Comment.ObjectId:      1,
+		commentmod.FN.Comment.UserName:      1,
+		commentmod.FN.Comment.Avatar:        1,
+		commentmod.FN.Comment.Level:         1,
+		commentmod.FN.Comment.ParentsId:     1,
+		commentmod.FN.Comment.ReplyUserName: 1,
+		commentmod.FN.Comment.Text:          1,
+		commentmod.FN.Comment.CommentCount:  1,
+		commentmod.FN.Comment.CountLike:     1,
+		commentmod.FN.Comment.CreatedAt:     1,
+	}
+}
+
+func SendComment(ctx context.Context, ip string, userId int64, req *proto.CommentSendReq, ua useragent.UA) *srvdef.SrvErr {
+	if req == nil || req.ObjectId <= 0 || req.ParentsId < 0 || !pubdef.ValidCommentObjectType(req.ObjectType) {
+		return srvdef.New(srvdef.ErrParamError, "评论参数有误")
+	}
+	req.Text = strings.TrimSpace(req.Text)
+	if req.Text == "" {
+		return srvdef.New(srvdef.ErrParamError, "评论内容不能为空")
+	}
+	if utf8.RuneCountInString(req.Text) > 200 {
+		return srvdef.New(srvdef.ErrParamError, "评论内容不能超过200字")
+	}
+	curValue, err := redis.Incr(redisconst.CommentLimitKey(ip), redisconst.CommentLimitKeyExpire)
+	if err != nil {
+		log.Error("SendComment redis incr failed", log.E(err))
+	}
+	//15秒超3评论提示频繁操作
+	if curValue > 1 {
+		log.Error("SendComment user comment too frequently!",
+			log.Any("ip", ip), log.Any("req", req), log.E(err))
+		return srvdef.New(srvdef.ErrOperationTooFrequently, "", "评论太频繁")
+	}
+
+	//操作频繁度判断
+	dayCurValue, err := redis.Incr(redisconst.CommentOneDayLimitKey(ip), redisconst.CommentDayLimitKeyExpire)
+	if err != nil {
+		log.Error("SendComment redis incr failed", log.E(err))
+	}
+	// 每天20条
+	if dayCurValue > 50 {
+		log.Error("SendComment user comment too frequently!",
+			log.Any("ip", ip), log.Any("req", req), log.E(err))
+		return srvdef.New(srvdef.ErrOperationTooFrequently, "", "评论太频繁")
+	}
+	if !pubdef.ValidCommentObjectType(req.ObjectType) {
+		return srvdef.New(srvdef.ErrParamError, "评论类型有误")
+	}
+	objectName := pubdef.CommentObjectTypeName(req.ObjectType)
+	var videoInfo2 videoinformationmod.VideoInformation
+	switch req.ObjectType {
+	case pubdef.CommentObjectTypeVideo:
+		videoInfo, err1 := videoinformationmod.FindOneVideoInformation(ctx, bson.M{
+			videoinformationmod.FN.VideoInformation.Id:     req.ObjectId,
+			videoinformationmod.FN.VideoInformation.Status: pubdef.InformationStatusVerifyOK,
+		})
+		if err1 != nil {
+			log.Warn("SendComment.FindOneVideoInformation error", log.Any("objectId", req.ObjectId), log.E(err1))
+			return err1
+		}
+		videoInfo2 = *videoInfo
+	case pubdef.CommentObjectTypePlaylet:
+		_, err1 := playletmod.FindOnePlaylet(ctx, bson.M{
+			playletmod.FN.Playlet.Id:     req.ObjectId,
+			playletmod.FN.Playlet.Status: playletmod.StatusUp,
+		})
+		if err1 != nil {
+			log.Warn("SendComment.FindOnePlaylet error", log.Any("objectId", req.ObjectId), log.E(err1))
+			return err1
+		}
+	case pubdef.CommentObjectTypePlayletChapter:
+		chapter, err1 := playletchaptermod.FindOnePlayletChapter(ctx, bson.M{
+			playletchaptermod.FN.PlayletChapter.Id: req.ObjectId,
+		})
+		if err1 != nil {
+			return err1
+		}
+		_, err1 = playletmod.FindOnePlaylet(ctx, bson.M{
+			playletmod.FN.Playlet.Id:     chapter.PlayletId,
+			playletmod.FN.Playlet.Status: playletmod.StatusUp,
+		})
+		if err1 != nil {
+			return err1
+		}
+	}
+	// 通过 token 中的 userId 查询用户信息，补充用户名和头像
+	userInfo, err1 := usermod.FindOneUser(ctx, bson.M{usermod.FN.User.Id: userId})
+	if err1 != nil {
+		log.Warn("SendComment.FindOneUser error", log.Any("userId", userId), log.E(err1))
+		return err1
+	}
+	userName := userInfo.NickName
+	if userName == "" {
+		userName = userInfo.AccountNo
+	}
+
+	level := int64(1)
+	replyUserName := ""
+	if req.ParentsId > 0 {
+		// 回复评论
+		parentsInfo, err1 := commentmod.FindOneComment(ctx, bson.M{
+			commentmod.FN.Comment.Id:           req.ParentsId,
+			commentmod.FN.Comment.ObjectId:     req.ObjectId,
+			commentmod.FN.Comment.ObjectType:   req.ObjectType,
+			commentmod.FN.Comment.ReviewStatus: 1,
+		})
+		if err1 != nil {
+			log.Warn("SendComment.FindOneComment error", log.Any("objectId", req.ObjectId), log.Any("parentsId", req.ParentsId), log.E(err1))
+			return err1
+		}
+		level = parentsInfo.Level + 1
+		if level > int64(commentTreeMaxDepth+1) {
+			return srvdef.New(srvdef.ErrParamError, "回复层级过深")
+		}
+		replyUserName = parentsInfo.UserName
+	}
+	info := commentmod.CommentModel{
+		Id:            mongos.Lid.Comment.Get(),
+		Ip:            ip,
+		ObjectId:      req.ObjectId,
+		ObjectName:    objectName,
+		ObjectType:    req.ObjectType,
+		UserId:        userId,
+		UserName:      userName,
+		Avatar:        userInfo.Avatar,
+		Level:         level,
+		ParentsId:     req.ParentsId,
+		ReplyUserName: replyUserName,
+		Text:          req.Text,
+		CommentCount:  0,
+		ReviewStatus:  0,
+		UpdatedAt:     time.Now(),
+		CreatedAt:     time.Now(),
+	}
+	if err1 := commentmod.InsertOneComment(ctx, &info); err1 != nil {
+		return err1
+	}
+	var reportErr error
+	switch req.ObjectType {
+	case pubdef.CommentObjectTypeVideo:
+		reportErr = reportser.ReportVideoComment(userId, ua, ip, &videoInfo2, req.Text)
+	}
+	if reportErr != nil {
+		log.Warn("SendComment.ReportCommentEvent error", log.Any("objectType", req.ObjectType), log.Any("objectId", req.ObjectId), log.E(reportErr))
+	}
+	return nil
+}