go-common/app/interface/main/playlist/service/video.go
2019-04-22 18:49:16 +08:00

530 lines
15 KiB
Go

package service
import (
"context"
"html/template"
"sync"
"go-common/app/interface/main/playlist/conf"
"go-common/app/interface/main/playlist/dao"
"go-common/app/interface/main/playlist/model"
arcmdl "go-common/app/service/main/archive/api"
"go-common/app/service/main/archive/model/archive"
favmdl "go-common/app/service/main/favorite/model"
"go-common/library/ecode"
"go-common/library/log"
"go-common/library/net/metadata"
"go-common/library/sync/errgroup"
)
const (
_vUpload = "vupload"
_aidBulkSize = 50
)
var _empAids = make([]int64, 0)
// Videos get playlist video list by pid.
func (s *Service) Videos(c context.Context, pid int64, pn, ps int) (res *model.ArcList, err error) {
var (
aids []int64
arcSorts []*model.ArcSort
arcs map[int64]*arcmdl.ViewReply
stat *model.PlStat
ip = metadata.String(c, metadata.RemoteIP)
)
res = &model.ArcList{List: make([]*model.PlView, 0)}
if stat, err = s.plByPid(c, pid); err != nil || stat == nil {
return
}
if _, err = s.fav.Folder(c, &favmdl.ArgFolder{Type: favmdl.TypePlayVideo, Mid: stat.Mid, Fid: stat.Fid, RealIP: ip}); err != nil {
dao.PromError("Folder接口错误", "s.fav.Folder(%d,%d) error(%v)", stat.Mid, stat.Fid, err)
return
}
start := (pn - 1) * ps
end := start + ps - 1
if arcSorts, err = s.videos(c, pid, start, end); err != nil {
return
}
//TODO check aids from fav
for _, v := range arcSorts {
aids = append(aids, v.Aid)
}
if arcs, err = s.views(c, aids, ip); err != nil {
log.Error("s.arc.Views3(%v) error(%v)", aids, err)
return
}
for _, v := range arcSorts {
if arc, ok := arcs[v.Aid]; ok {
view := &model.PlView{View: &model.View{Arc: arc.Arc, Pages: arc.Pages}, PlayDesc: template.HTMLEscapeString(v.Desc)}
res.List = append(res.List, view)
}
}
return
}
// ToView get playlist view page data.
func (s *Service) ToView(c context.Context, mid, pid int64) (res *model.ToView, err error) {
var (
aids []int64
arcSorts []*model.ArcSort
views map[int64]*arcmdl.ViewReply
info *model.Playlist
ip = metadata.String(c, metadata.RemoteIP)
)
if info, err = s.Info(c, mid, pid); err != nil {
return
}
res = &model.ToView{Playlist: info}
if arcSorts, err = s.videos(c, pid, 0, info.Count-1); err != nil {
return
}
//TODO check aids from fav
for _, v := range arcSorts {
aids = append(aids, v.Aid)
}
if views, err = s.views(c, aids, ip); err != nil {
log.Error("s.views(%v) error(%v)", aids, err)
return
}
res.List = make([]*model.View, 0)
for _, v := range arcSorts {
if arc, ok := views[v.Aid]; ok {
view := &model.View{Arc: arc.Arc, Pages: arc.Pages}
res.List = append(res.List, view)
}
}
return
}
// CheckVideo add video to playlist.
func (s *Service) CheckVideo(c context.Context, mid, pid int64, aids []int64) (videos model.Videos, err error) {
var (
stat *model.PlStat
fav *favmdl.Folder
ip = metadata.String(c, metadata.RemoteIP)
)
if stat, err = s.plByPid(c, pid); err != nil {
return
}
if stat == nil {
err = ecode.PlNotExist
dao.PromError("CheckVideo:播单不存在", "s.fav.Folder(%d) error(%v)", pid, err)
return
}
argFolder := &favmdl.ArgFolder{Type: favmdl.TypePlayVideo, Fid: stat.Fid, Mid: stat.Mid, Vmid: 0, RealIP: ip}
if fav, err = s.fav.Folder(c, argFolder); err != nil || fav == nil {
dao.PromError("CheckVideo收藏Forder:rpc错误", "s.fav.Folder(%+v) error(%v)", argFolder, err)
return
}
if videos, _, _, err = s.filterArc(c, mid, pid, aids, ip); err != nil {
log.Error("s.filterArc(%v) error(%v)", aids, err)
}
return
}
// AddVideo add video to playlist.
func (s *Service) AddVideo(c context.Context, mid, pid int64, aids []int64) (videos model.Videos, err error) {
var (
lastID, sort, fid int64
arcSorts []*model.ArcSort
ip = metadata.String(c, metadata.RemoteIP)
)
if videos, sort, fid, err = s.filterArc(c, mid, pid, aids, ip); err != nil {
log.Error("s.filterArc(%v) error(%v)", aids, err)
return
}
if len(videos.RightAids) == 0 {
return
}
for _, aid := range videos.RightAids {
sort += conf.Conf.Rule.SortStep
arcSorts = append(arcSorts, &model.ArcSort{Aid: aid, Sort: sort, Desc: ""})
}
arg := &favmdl.ArgMultiAdd{Type: favmdl.TypePlayVideo, Mid: mid, Oids: videos.RightAids, Fid: fid, RealIP: ip}
if err = s.fav.MultiAdd(c, arg); err != nil {
dao.PromError("添加播单视频rpc错误", "s.fav.MultiAdd(%+v) error(%v)", arg, err)
return
}
if lastID, err = s.dao.BatchAddArc(c, pid, arcSorts); err != nil || lastID == 0 {
log.Error("s.dao.BatchAddArc(%d,%+v) error(%v)", pid, arcSorts, err)
return
}
if lastID > 0 {
s.cache.Save(func() {
s.dao.SetArcsCache(context.Background(), pid, arcSorts)
})
}
s.updatePlTime(c, mid, pid)
return
}
// DelVideo del video from playlist.
func (s *Service) DelVideo(c context.Context, mid, pid int64, aids []int64) (err error) {
var (
affected int64
stat *model.PlStat
ip = metadata.String(c, metadata.RemoteIP)
)
if stat, err = s.plByPid(c, pid); err != nil {
return
}
if stat == nil {
err = ecode.PlNotExist
dao.PromError("DelVideo:播单不存在", "s.fav.Folder(%d) error(%v)", pid, err)
return
}
arg := &favmdl.ArgMultiDel{Type: favmdl.TypePlayVideo, Mid: mid, Oids: aids, Fid: stat.Fid, RealIP: ip}
if err = s.fav.MultiDel(c, arg); err != nil {
dao.PromError("删除播单视频rpc错误", "s.fav.MultiDel(%+v) error(%v)", arg, err)
return
}
if affected, err = s.dao.BatchDelArc(c, pid, aids); err != nil || affected == 0 {
log.Error("s.dao.BatchDelArc(%d,%v) error(%v)", mid, aids, err)
return
}
if affected > 0 {
s.cache.Save(func() {
s.dao.DelArcsCache(context.Background(), pid, aids)
})
}
s.updatePlTime(c, mid, pid)
return
}
// SortVideo sort playlist video.
func (s *Service) SortVideo(c context.Context, mid, pid, aid, sort int64) (err error) {
var (
info *favmdl.Favorites
aidSort, preSort, afSort, orderNum, affected int64
desc string
arcs []*model.ArcSort
plStat *model.PlStat
top, bottom, isPlaylist, reset bool
ip = metadata.String(c, metadata.RemoteIP)
)
if plStat, err = s.plByPid(c, pid); err != nil {
return
}
if plStat == nil {
err = ecode.PlNotExist
dao.PromError("SortVideo:播单不存在", "s.fav.Folder(%d) error(%v)", pid, err)
return
}
if plStat.ID == 0 {
err = ecode.PlNotExist
return
} else if mid != plStat.Mid {
err = ecode.PlNotUser
return
}
if info, err = s.fav.Favorites(c, &favmdl.ArgFavs{Type: favmdl.TypePlayVideo, Mid: mid, Fid: plStat.Fid, Pn: 1, Ps: 1, RealIP: ip}); err != nil {
dao.PromError("获取播单信息rpc错误", "s.fav.Favorites(%d,%d) error(%v)", mid, plStat.Fid, err)
return
} else if sort > int64(info.Page.Count) {
err = ecode.PlSortOverflow
return
}
if isPlaylist, err = s.fav.IsFavedByFid(c, &favmdl.ArgIsFavedByFid{Type: favmdl.TypePlayVideo, Mid: mid, Fid: plStat.Fid, Oid: aid, RealIP: ip}); err != nil {
dao.PromError("播单下视频rpc错误", "s.fav.IsFavedByFid(%d,%d,%d) error(%v)", mid, plStat.Fid, aid, err)
return
} else if !isPlaylist {
err = ecode.PlVideoAlreadyDel
return
}
if arcs, err = s.videos(c, pid, 0, info.Page.Count-1); err != nil {
return
}
if sort == _first {
top = true
} else if sort == int64(info.Page.Count) {
bottom = true
}
for k, v := range arcs {
if k == 0 && top {
afSort = v.Sort
}
if k == len(arcs)-1 && bottom {
preSort = v.Sort
}
if aid == v.Aid {
if sort == int64(k+1) {
return
}
aidSort = v.Sort
desc = v.Desc
}
if sort == int64(k+1) {
if !top && !bottom {
if aidSort > sort {
preSort = arcs[k].Sort
afSort = arcs[k+1].Sort
} else {
preSort = arcs[k-1].Sort
afSort = arcs[k].Sort
}
}
}
}
if top {
orderNum = afSort / 2
} else if bottom {
orderNum = preSort + conf.Conf.Rule.SortStep
} else {
orderNum = preSort + (afSort-preSort)/2
}
if orderNum == preSort || orderNum == afSort || orderNum <= conf.Conf.Rule.MinSort || orderNum > s.maxSort {
reset = true
if affected, err = s.resetArcSort(c, pid); err != nil {
dao.PromError("重置视频排序错误", "s.dao.UpdateArcSort(%d,%d) error(%v)", pid, aid, err)
return
}
} else {
if affected, err = s.dao.UpdateArcSort(c, pid, aid, orderNum); err != nil {
dao.PromError("更新视频排序错误", "s.dao.UpdateArcSort(%d,%d) error(%v)", pid, aid, err)
return
}
}
if affected > 0 {
s.cache.Save(func() {
if reset {
if err = s.dao.DelCache(context.Background(), pid); err != nil {
log.Error("s.dao.DelCache() pid(%d), error(%v)", pid, err)
return
}
s.videos(context.Background(), pid, 0, info.Page.Count-1)
} else {
s.dao.AddArcCache(context.Background(), pid, &model.ArcSort{Aid: aid, Sort: orderNum, Desc: desc})
}
})
}
return
}
// EditVideoDesc edit playlist video desc.
func (s *Service) EditVideoDesc(c context.Context, mid, pid, aid int64, desc string) (err error) {
var (
affected int64
plStat *model.PlStat
isPlaylist bool
ip = metadata.String(c, metadata.RemoteIP)
)
if plStat, err = s.plByPid(c, pid); err != nil {
return
}
if plStat == nil {
err = ecode.PlNotExist
dao.PromError("AddVideo:播单不存在", "s.fav.Folder(%d) error(%v)", pid, err)
return
}
if plStat.ID == 0 {
err = ecode.PlNotExist
return
} else if mid != plStat.Mid {
err = ecode.PlNotUser
return
}
if isPlaylist, err = s.fav.IsFavedByFid(c, &favmdl.ArgIsFavedByFid{Type: favmdl.TypePlayVideo, Mid: mid, Fid: plStat.Fid, Oid: aid, RealIP: ip}); err != nil {
dao.PromError("播单下视频rpc错误", "s.fav.IsFavedByFid(%d,%d,%d) error(%v)", mid, plStat.Fid, aid, err)
return
} else if !isPlaylist {
err = ecode.PlVideoAlreadyDel
return
}
if affected, err = s.dao.UpdateArcDesc(c, pid, aid, desc); err != nil {
log.Error("s.dao.UpdateArcDesc(%d,%d,%s) error(%v)", pid, aid, desc, err)
return
}
if affected > 0 {
s.cache.Save(func() {
s.dao.SetArcDescCache(context.Background(), pid, aid, desc)
})
}
s.updatePlTime(c, mid, pid)
return
}
// SearchVideos search add videos.
func (s *Service) SearchVideos(c context.Context, pn, ps int, query string) (res []*model.SearchArc, count int, err error) {
if res, count, err = s.dao.SearchVideo(c, pn, ps, query); err != nil {
log.Error("s.dao.SearchVideo(%s) error(%v)", query, err)
}
if len(res) == 0 {
res = make([]*model.SearchArc, 0)
}
return
}
func (s *Service) videos(c context.Context, pid int64, start, end int) (res []*model.ArcSort, err error) {
var (
arcs []*model.ArcSort
)
if arcs, err = s.dao.ArcsCache(c, pid, start, end); err != nil || len(arcs) == 0 {
err = nil
if arcs, err = s.dao.Videos(c, pid); err != nil {
log.Error("s.dao.Videos(%d) error(%v)", pid, err)
return
}
length := len(arcs)
if length > 0 {
s.cache.Save(func() {
s.dao.SetArcsCache(context.Background(), pid, arcs)
})
}
if length < start {
res = []*model.ArcSort{}
return
}
if length > end+1 {
res = arcs[start : end+1]
} else {
res = arcs[start:]
}
return
}
res = arcs
return
}
func (s *Service) resetArcSort(c context.Context, pid int64) (affected int64, err error) {
var (
arcs, afArcs []*model.ArcSort
)
if arcs, err = s.dao.Videos(c, pid); err != nil {
log.Error("s.dao.Videos(%d) error(%v)", pid, err)
return
}
sort := conf.Conf.Rule.BeginSort
for _, v := range arcs {
sort += s.c.Rule.SortStep
afArcs = append(afArcs, &model.ArcSort{Aid: v.Aid, Desc: v.Desc, Sort: sort})
}
affected, err = s.dao.BatchUpdateArcSort(c, pid, afArcs)
return
}
func (s *Service) filterArc(c context.Context, mid, pid int64, aids []int64, ip string) (res model.Videos, sort, fid int64, err error) {
var (
mutex = sync.Mutex{}
aidsLen = len(aids)
rightAids, rsRight, wrongAids []int64
group, errCtx = errgroup.WithContext(c)
tmpArc []*model.ArcSort
exists map[int64]bool
stat *model.Playlist
)
sort = conf.Conf.Rule.BeginSort
if stat, err = s.Info(c, 0, pid); err != nil {
return
}
if mid != stat.Mid {
err = ecode.PlNotUser
return
}
fid = stat.ID
exists = make(map[int64]bool, stat.Count)
if stat.Count > 0 {
if stat.Count > conf.Conf.Rule.MaxVideoCnt {
err = ecode.PlVideoOverflow
return
}
if tmpArc, err = s.videos(c, pid, 0, stat.Count-1); err != nil {
return
}
for _, v := range tmpArc {
exists[v.Aid] = true
}
if tmpLen := len(tmpArc); tmpLen < stat.Count {
sort = tmpArc[tmpLen-1].Sort
} else {
sort = tmpArc[stat.Count-1].Sort
}
}
tmpRight := make(map[int64]struct{})
for i := 0; i < aidsLen; i += _aidBulkSize {
var partAids []int64
if i+_aidBulkSize > aidsLen {
partAids = aids[i:]
} else {
partAids = aids[i : i+_aidBulkSize]
}
group.Go(func() (err error) {
var arcs *arcmdl.ViewsReply
arg := &arcmdl.ViewsRequest{Aids: partAids}
if arcs, err = s.arcClient.Views(errCtx, arg); err != nil {
log.Error("s.arcClient.Views(%v) error(%v)", partAids, err)
return
}
mutex.Lock()
for _, aid := range partAids {
if arcReply, ok := arcs.Views[aid]; !ok || arcs.Views[aid] == nil {
wrongAids = append(wrongAids, aid)
} else if !arcReply.Arc.IsNormal() ||
exists[aid] ||
arcReply.Arc.Rights.UGCPay == 1 ||
arcReply.Arc.AttrVal(archive.AttrBitIsBangumi) == archive.AttrYes ||
arcReply.Arc.AttrVal(archive.AttrBitIsMovie) == archive.AttrYes ||
(len(arcReply.Pages) > 0 && arcReply.Pages[0].From != _vUpload) {
wrongAids = append(wrongAids, aid)
} else {
rightAids = append(rightAids, aid)
tmpRight[aid] = struct{}{}
}
}
mutex.Unlock()
return
})
}
err = group.Wait()
if rightAids == nil {
rightAids = _empAids
rsRight = _empAids
} else if wrongAids == nil {
wrongAids = _empAids
}
if stat.Count+len(rightAids) > conf.Conf.Rule.MaxVideoCnt {
err = ecode.PlVideoOverflow
return
}
for _, aid := range aids {
if _, ok := tmpRight[aid]; ok {
rsRight = append(rsRight, aid)
}
}
res = model.Videos{RightAids: rsRight, WrongAids: wrongAids}
return
}
func (s *Service) views(c context.Context, aids []int64, ip string) (views map[int64]*arcmdl.ViewReply, err error) {
var (
mutex = sync.Mutex{}
aidsLen = len(aids)
group, errCtx = errgroup.WithContext(c)
)
views = make(map[int64]*arcmdl.ViewReply, aidsLen)
for i := 0; i < aidsLen; i += _aidBulkSize {
var partAids []int64
if i+_aidBulkSize > aidsLen {
partAids = aids[i:]
} else {
partAids = aids[i : i+_aidBulkSize]
}
group.Go(func() (err error) {
var arcs *arcmdl.ViewsReply
arg := &arcmdl.ViewsRequest{Aids: partAids}
if arcs, err = s.arcClient.Views(errCtx, arg); err != nil {
log.Error("s.arcClient.Views(%v) error(%v)", partAids, err)
return
}
mutex.Lock()
for _, v := range arcs.Views {
views[v.Arc.Aid] = v
}
mutex.Unlock()
return
})
}
err = group.Wait()
return
}