/
handler.go
312 lines (294 loc) · 8.84 KB
/
handler.go
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package service
import (
"context"
"fmt"
"github.com/132982317/profstik/dao/mysql"
"github.com/132982317/profstik/kitex_gen/user"
"github.com/132982317/profstik/kitex_gen/video"
"github.com/132982317/profstik/pkg/errno"
"github.com/132982317/profstik/pkg/utils/minio"
"github.com/132982317/profstik/pkg/utils/viper"
"github.com/132982317/profstik/pkg/utils/zap"
Zap "go.uber.org/zap"
"time"
)
type VideoServiceImpl struct{}
const limit = 30
func (v *VideoServiceImpl) Feed(ctx context.Context, req *video.FeedRequest) (resp *video.FeedResponse, err error) {
logger := zap.LoggerPool.Get().(*Zap.SugaredLogger)
defer zap.LoggerPool.Put(logger)
nextTime := time.Now().UnixMilli()
var userID int64 = -1
// 验证token有效性
if req.Token != "" {
claims, err := Jwt.ParseToken(req.Token)
if err != nil {
logger.Errorln(err.Error())
resp = &video.FeedResponse{
StatusCode: errno.AuthorizationFailedErrCode,
}
return nil, err
}
userID = claims.Id
}
// 调用数据库查询 video_list
videos, err := mysql.MGetVideos(ctx, limit, &req.LatestTime)
if err != nil {
logger.Errorln(err.Error())
resp = &video.FeedResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
videoList := make([]*video.Video, 0)
for _, r := range videos {
author, err := mysql.GetUserByID(ctx, int64(r.AuthorID))
if err != nil {
logger.Errorf("error:%v", err.Error())
return nil, err
}
relation, err := mysql.GetRelationByUserIDs(ctx, userID, int64(author.ID))
if err != nil {
logger.Errorln(err.Error())
resp = &video.FeedResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
favorite, err := mysql.GetFavoriteVideoRelationByUserVideoID(ctx, userID, int64(r.ID))
if err != nil {
logger.Errorln(err.Error())
resp = &video.FeedResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
playUrl, err := minio.GetFileTemporaryURL(minio.VideoBucketName, r.PlayUrl)
if err != nil {
logger.Errorf("Minio获取链接失败:%v", err.Error())
resp = &video.FeedResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
coverUrl, err := minio.GetFileTemporaryURL(minio.CoverBucketName, r.CoverUrl)
if err != nil {
logger.Errorf("Minio获取链接失败:%v", err.Error())
resp = &video.FeedResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
avatarUrl, err := minio.GetFileTemporaryURL(minio.AvatarBucketName, author.Avatar)
if err != nil {
logger.Errorf("Minio获取链接失败:%v", err.Error())
resp = &video.FeedResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
backgroundUrl, err := minio.GetFileTemporaryURL(minio.BackgroundImageBucketName, author.BackgroundImage)
if err != nil {
logger.Errorf("Minio获取链接失败:%v", err.Error())
resp = &video.FeedResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
videoList = append(videoList, &video.Video{
Id: int64(r.ID),
Author: &user.User{
Id: int64(author.ID),
Name: author.UserName,
FollowCount: int64(author.FollowingCount),
FollowerCount: int64(author.FollowerCount),
IsFollow: relation != nil,
Avatar: avatarUrl,
BackgroundImage: backgroundUrl,
Signature: author.Signature,
TotalFavorited: int64(author.TotalFavorited),
WorkCount: int64(author.WorkCount),
FavoriteCount: int64(author.FavoriteCount),
},
PlayUrl: playUrl,
CoverUrl: coverUrl,
FavoriteCount: int64(r.FavoriteCount),
CommentCount: int64(r.CommentCount),
IsFavorite: favorite != nil,
Title: r.Title,
})
}
if len(videos) != 0 {
nextTime = videos[len(videos)-1].UpdatedAt.UnixMilli()
}
resp = &video.FeedResponse{
StatusCode: 0,
StatusMsg: "success",
VideoList: videoList,
NextTime: nextTime,
}
return resp, nil
}
func (v *VideoServiceImpl) PublishAction(ctx context.Context, req *video.PublishActionRequest) (resp *video.PublishActionResponse, err error) {
logger := zap.LoggerPool.Get().(*Zap.SugaredLogger)
defer zap.LoggerPool.Put(logger)
// 解析token,获取用户id
claims, err := Jwt.ParseToken(req.Token)
if err != nil {
logger.Errorln(err.Error())
resp = &video.PublishActionResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
userID := claims.Id
if len(req.Title) == 0 || len(req.Title) > 32 {
logger.Errorf("标题不能为空且不能超过32个字符:%d", len(req.Title))
resp = &video.PublishActionResponse{
StatusCode: errno.ServiceErrCode,
StatusMsg: "标题不能为空且不能超过32个字符",
}
return nil, err
}
// 限制文件上传大小
maxSize := viper.Init("video").Viper.GetInt("video.maxSizeLimit")
size := len(req.Data)
if size > maxSize*1000*1000 {
logger.Errorln("视频文件过大")
resp = &video.PublishActionResponse{
StatusCode: errno.ServiceErrCode,
StatusMsg: fmt.Sprintf("该视频文件大于%dMB,上传受限", maxSize),
}
return nil, err
}
createTimestamp := time.Now().UnixMilli()
videoTitle, coverTitle := fmt.Sprintf("%d_%s_%d.mp4", userID, req.Title, createTimestamp), fmt.Sprintf("%d_%s_%d.png", userID, req.Title, createTimestamp)
// 插入数据库
videos := &mysql.Video{
Title: req.Title,
PlayUrl: videoTitle,
CoverUrl: coverTitle,
AuthorID: uint(userID),
}
err = mysql.CreateVideo(ctx, videos)
if err != nil {
logger.Errorln(err.Error())
resp = &video.PublishActionResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
go func() {
err := VideoPublish(req.Data, videoTitle, coverTitle)
if err != nil {
// 发生错误,则删除插入的记录
e := mysql.DelVideoByID(ctx, int64(videos.ID), userID)
if e != nil {
logger.Errorf("视频记录删除失败:%s", err.Error())
}
}
}()
resp = &video.PublishActionResponse{
StatusCode: errno.ServiceErrCode,
}
return resp, nil
}
func (v *VideoServiceImpl) PublishList(ctx context.Context, req *video.PublishListRequest) (resp *video.PublishListResponse, err error) {
logger := zap.LoggerPool.Get().(*Zap.SugaredLogger)
defer zap.LoggerPool.Put(logger)
userID := req.UserId
results, err := mysql.GetVideosByUserID(ctx, userID)
if err != nil {
logger.Errorln(err.Error())
resp = &video.PublishListResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
videos := make([]*video.Video, 0)
for _, r := range results {
author, err := mysql.GetUserByID(ctx, int64(r.AuthorID))
if err != nil {
logger.Errorln(err.Error())
resp = &video.PublishListResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
follow, err := mysql.GetRelationByUserIDs(ctx, userID, int64(author.ID))
if err != nil {
logger.Errorln(err.Error())
resp = &video.PublishListResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
favorite, err := mysql.GetFavoriteVideoRelationByUserVideoID(ctx, userID, int64(r.ID))
if err != nil {
logger.Errorln(err.Error())
resp = &video.PublishListResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
playUrl, err := minio.GetFileTemporaryURL(minio.VideoBucketName, r.PlayUrl)
if err != nil {
logger.Errorln(err.Error())
resp = &video.PublishListResponse{
StatusCode: errno.SuccessCode,
}
return nil, err
}
coverUrl, err := minio.GetFileTemporaryURL(minio.CoverBucketName, r.CoverUrl)
if err != nil {
logger.Errorln(err.Error())
resp = &video.PublishListResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
avatarUrl, err := minio.GetFileTemporaryURL(minio.AvatarBucketName, author.Avatar)
if err != nil {
logger.Errorln(err.Error())
resp = &video.PublishListResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
backgroundUrl, err := minio.GetFileTemporaryURL(minio.BackgroundImageBucketName, author.BackgroundImage)
if err != nil {
logger.Errorln(err.Error())
resp = &video.PublishListResponse{
StatusCode: errno.ServiceErrCode,
}
return nil, err
}
videos = append(videos, &video.Video{
Id: int64(r.ID),
Author: &user.User{
Id: int64(author.ID),
Name: author.UserName,
FollowerCount: int64(author.FollowerCount),
FollowCount: int64(author.FollowingCount),
IsFollow: follow != nil,
Avatar: avatarUrl,
BackgroundImage: backgroundUrl,
Signature: author.Signature,
TotalFavorited: int64(author.TotalFavorited),
WorkCount: int64(author.WorkCount),
FavoriteCount: int64(author.FavoriteCount),
},
PlayUrl: playUrl,
CoverUrl: coverUrl,
FavoriteCount: int64(r.FavoriteCount),
CommentCount: int64(r.CommentCount),
IsFavorite: favorite != nil,
Title: r.Title,
})
}
resp = &video.PublishListResponse{
StatusCode: errno.ServiceErrCode,
VideoList: videos,
}
return resp, nil
}