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2026-10-26 16:28:14 +08:00

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package playletchaptermod
import (
"context"
"fmt"
"strings"
"time"
"videoweb/pub/common/log"
"videoweb/pub/common/srvdef"
"videoweb/pub/mongos"
"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/mongo"
"go.mongodb.org/mongo-driver/mongo/options"
)
var coll *mongos.Collection
// Init 初始化 playlet_chapter 集合和常用查询索引
func Init(ctx context.Context) {
coll = mongos.Shop.Coll(TN.PlayletChapter)
initIndex(ctx)
}
func initIndex(ctx context.Context) {
indexes := []mongo.IndexModel{
{
Keys: bson.D{
{Key: FN.PlayletChapter.PlayletId, Value: 1},
{Key: FN.PlayletChapter.CurrentEpisode, Value: 1},
},
},
{
Keys: bson.D{
{Key: FN.PlayletChapter.PlayletId, Value: 1},
{Key: FN.PlayletChapter.MediaContentId, Value: 1},
},
Options: options.Index().
SetUnique(true).
SetPartialFilterExpression(bson.M{
FN.PlayletChapter.MediaContentId: bson.M{"$gt": 0},
}),
},
{
Keys: bson.D{
{Key: FN.PlayletChapter.PlayletId, Value: 1},
{Key: FN.PlayletChapter.CreatedAt, Value: -1},
},
},
{
Keys: bson.D{
{Key: FN.PlayletChapter.CreatedAt, Value: -1},
{Key: FN.PlayletChapter.Id, Value: -1},
},
},
{
Keys: bson.D{
{Key: FN.PlayletChapter.WatermarkStatus, Value: 1},
{Key: FN.PlayletChapter.CreatedAt, Value: -1},
},
},
{
Keys: bson.D{
{Key: FN.PlayletChapter.MediaSourceId, Value: 1},
},
Options: options.Index().
SetPartialFilterExpression(bson.M{
FN.PlayletChapter.MediaSourceId: bson.M{"$gt": ""},
}),
},
}
if _, err := coll.CreateIndex(ctx, indexes); err != nil {
panic(fmt.Sprintf("(playletchaptermod:initIndex) Create Index failed! err:%+v:", err))
}
}
// InsertOnePlayletChapter 插入一条章节数据
func InsertOnePlayletChapter(ctx context.Context, doc *PlayletChapter) *srvdef.SrvErr {
if doc.Id == 0 {
doc.Id = mongos.Lid.PlayletChapter.Get()
}
now := time.Now()
if doc.CreatedAt.IsZero() {
doc.CreatedAt = now
}
doc.UpdatedAt = now
if _, err := coll.InsertOne(ctx, doc); err != nil {
log.Warn("playletchaptermod:InsertOnePlayletChapter failed", log.Any("doc", doc), log.E(err))
return srvdef.New(srvdef.ErrDbInsertError, "", "")
}
return nil
}
// InsertManyPlayletChapter 批量插入章节数据
func InsertManyPlayletChapter(ctx context.Context, docs PlayletChapterList) *srvdef.SrvErr {
data := make(PlayletChapterList, 0, len(docs))
now := time.Now()
for _, doc := range docs {
if doc == nil {
continue
}
if doc.Id == 0 {
doc.Id = mongos.Lid.PlayletChapter.Get()
}
if doc.CreatedAt.IsZero() {
doc.CreatedAt = now
}
doc.UpdatedAt = now
data = append(data, doc)
}
if len(data) == 0 {
return nil
}
if _, err := coll.InsertMany(ctx, &data); err != nil {
log.Warn("playletchaptermod:InsertManyPlayletChapter failed", log.Any("count", len(data)), log.E(err))
return srvdef.New(srvdef.ErrDbInsertError, "", "")
}
return nil
}
// DelOnePlayletChapter 删除一条章节数据
func DelOnePlayletChapter(ctx context.Context, filter bson.M) (int64, *srvdef.SrvErr) {
count, err := coll.DeleteOne(ctx, filter)
if err != nil {
log.Warn("playletchaptermod:DelOnePlayletChapter failed", log.E(err), log.Any("filter", filter))
return 0, srvdef.New(srvdef.ErrDbDeleteError, "", "")
}
return count, nil
}
// DelManyPlayletChapter 按条件批量删除章节数据
func DelManyPlayletChapter(ctx context.Context, filter bson.M) (int64, *srvdef.SrvErr) {
count, err := coll.DeleteMany(ctx, filter)
if err != nil {
log.Warn("playletchaptermod:DelManyPlayletChapter failed", log.E(err), log.Any("filter", filter))
return 0, srvdef.New(srvdef.ErrDbDeleteError, "", "")
}
return count, nil
}
// FindOnePlayletChapter 查询一条章节数据
func FindOnePlayletChapter(ctx context.Context, filter bson.M, opts ...*options.FindOneOptions) (*PlayletChapter, *srvdef.SrvErr) {
var doc PlayletChapter
if err := coll.FindOneEx(ctx, &doc, filter, opts...); err != nil {
if err != mongo.ErrNoDocuments {
log.Warn("playletchaptermod:FindOnePlayletChapter failed", log.E(err), log.Any("filter", filter))
return nil, srvdef.New(srvdef.ErrDbQueryError, "", "")
}
return nil, srvdef.New(srvdef.ErrNoData, "", "")
}
return &doc, nil
}
// FindManyPlayletChapter 按条件查询多条章节数据
func FindManyPlayletChapter(ctx context.Context, filter bson.M, opts ...*options.FindOptions) (PlayletChapterList, *srvdef.SrvErr) {
data := make(PlayletChapterList, 0)
if err := coll.Find(ctx, &data, filter, opts...); err != nil {
log.Warn("playletchaptermod:FindManyPlayletChapter failed", log.E(err), log.Any("filter", filter))
return nil, srvdef.New(srvdef.ErrDbQueryError, "", "")
}
return data, nil
}
// CountPlayletChapter 统计满足条件的章节数量
func CountPlayletChapter(ctx context.Context, filter bson.M, opts ...*options.CountOptions) (int64, *srvdef.SrvErr) {
count, err := coll.Count(ctx, filter, opts...)
if err != nil {
log.Warn("playletchaptermod:CountPlayletChapter failed", log.E(err), log.Any("filter", filter))
return 0, srvdef.New(srvdef.ErrDbQueryError, "", "")
}
return count, nil
}
// UpdateOnePlayletChapter 更新一条章节数据
func UpdateOnePlayletChapter(ctx context.Context, filter bson.M, update bson.M) *srvdef.SrvErr {
result, err := coll.UpdateOne(ctx, filter, update)
if err != nil {
log.Warn("playletchaptermod:UpdateOnePlayletChapter failed", log.E(err), log.Any("filter", filter))
return srvdef.New(srvdef.ErrDbUpdateError, "", "")
}
if result.MatchedCount != 1 {
return srvdef.New(srvdef.ErrNoData, "", "")
}
return nil
}
// IsLinkedMedia 是否短剧媒资:显式标记或已挂到剧集
func IsLinkedMedia(ctx context.Context, isPlaylet bool, ids ...string) bool {
if isPlaylet {
return true
}
return ExistsByMediaIDs(ctx, ids...)
}
// ExistsByMediaIDs 判断媒资 ID 是否属于短剧剧集(mediaSourceId / mediaTaskId)
func ExistsByMediaIDs(ctx context.Context, ids ...string) bool {
clean := uniqueNonEmptyStrings(ids)
if len(clean) == 0 {
return false
}
item, _ := FindOnePlayletChapter(ctx, bson.M{
"$or": []bson.M{
{FN.PlayletChapter.MediaSourceId: bson.M{"$in": clean}},
{FN.PlayletChapter.MediaTaskId: bson.M{"$in": clean}},
},
}, options.FindOne().SetProjection(bson.M{FN.PlayletChapter.Id: 1}))
return item != nil
}
// ListLinkedMediaIDs 返回短剧剧集关联的媒资 ID,用于排除短剧视频
func ListLinkedMediaIDs(ctx context.Context) []string {
list, err := FindManyPlayletChapter(ctx, bson.M{
"$or": []bson.M{
{FN.PlayletChapter.MediaSourceId: bson.M{"$gt": ""}},
{FN.PlayletChapter.MediaTaskId: bson.M{"$gt": ""}},
},
}, options.Find().SetProjection(bson.M{
FN.PlayletChapter.MediaSourceId: 1,
FN.PlayletChapter.MediaTaskId: 1,
}))
if err != nil || len(list) == 0 {
return nil
}
ids := make([]string, 0, len(list)*2)
for _, item := range list {
if item == nil {
continue
}
ids = append(ids, item.MediaSourceId, item.MediaTaskId)
}
return uniqueNonEmptyStrings(ids)
}
func uniqueNonEmptyStrings(ids []string) []string {
if len(ids) == 0 {
return nil
}
seen := make(map[string]struct{}, len(ids))
out := make([]string, 0, len(ids))
for _, id := range ids {
id = strings.TrimSpace(id)
if id == "" {
continue
}
if _, ok := seen[id]; ok {
continue
}
seen[id] = struct{}{}
out = append(out, id)
}
return out
}
// UpdateManyPlayletChapter 批量更新章节数据
func UpdateManyPlayletChapter(ctx context.Context, filter bson.M, update bson.M) *srvdef.SrvErr {
result, err := coll.UpdateMany(ctx, filter, update)
if err != nil {
log.Warn("批量更新短剧章节数据失败", log.E(err), log.Any("filter", filter))
return srvdef.New(srvdef.ErrDbUpdateError, "", "")
}
if result.MatchedCount == 0 {
return srvdef.New(srvdef.ErrNoData, "", "")
}
return nil
}