Files
polaris/server/watchlist.go
2024-07-31 20:59:40 +08:00

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package server
import (
"fmt"
"io"
"net/http"
"os"
"path/filepath"
"polaris/db"
"polaris/ent"
"polaris/ent/episode"
"polaris/ent/media"
"polaris/log"
"strconv"
"time"
tmdb "github.com/cyruzin/golang-tmdb"
"github.com/gin-gonic/gin"
"github.com/pkg/errors"
)
type searchTvParam struct {
Query string `form:"query"`
Page int `form:"page"`
}
func (s *Server) SearchTvSeries(c *gin.Context) (interface{}, error) {
var q searchTvParam
if err := c.ShouldBindQuery(&q); err != nil {
return nil, errors.Wrap(err, "bind query")
}
log.Infof("search tv series with keyword: %v", q.Query)
r, err := s.MustTMDB().SearchTvShow(q.Query, "")
if err != nil {
return nil, errors.Wrap(err, "search tv")
}
return r, nil
}
func (s *Server) SearchMedia(c *gin.Context) (interface{}, error) {
var q searchTvParam
if err := c.ShouldBindQuery(&q); err != nil {
return nil, errors.Wrap(err, "bind query")
}
log.Infof("search media with keyword: %v", q.Query)
tmdb, err := s.TMDB()
if err != nil {
return nil, err
}
r, err := tmdb.SearchMedia(q.Query, s.language, q.Page)
if err != nil {
return nil, errors.Wrap(err, "search tv")
}
for i, res := range r.Results {
if s.db.TmdbIdInWatchlist(int(res.ID)) {
r.Results[i].InWatchlist = true
}
}
return r, nil
}
type addWatchlistIn struct {
TmdbID int `json:"tmdb_id" binding:"required"`
StorageID int `json:"storage_id" `
Resolution string `json:"resolution" binding:"required"`
Folder string `json:"folder" binding:"required"`
DownloadHistoryEpisodes bool `json:"download_history_episodes"` //for tv
}
func (s *Server) AddTv2Watchlist(c *gin.Context) (interface{}, error) {
var in addWatchlistIn
if err := c.ShouldBindJSON(&in); err != nil {
return nil, errors.Wrap(err, "bind query")
}
log.Debugf("add tv watchlist input %+v", in)
if in.Folder == "" {
return nil, errors.New("folder should be provided")
}
detailCn, err := s.MustTMDB().GetTvDetails(in.TmdbID, db.LanguageCN)
if err != nil {
return nil, errors.Wrap(err, "get tv detail")
}
var nameCn = detailCn.Name
detailEn, _ := s.MustTMDB().GetTvDetails(in.TmdbID, db.LanguageEN)
var nameEn = detailEn.Name
var detail *tmdb.TVDetails
if s.language == "" || s.language == db.LanguageCN {
detail = detailCn
} else {
detail = detailEn
}
log.Infof("find detail for tv id %d: %v", in.TmdbID, detail)
var epIds []int
for _, season := range detail.Seasons {
seasonId := season.SeasonNumber
se, err := s.MustTMDB().GetSeasonDetails(int(detail.ID), seasonId, s.language)
if err != nil {
log.Errorf("get season detail (%s) error: %v", detail.Name, err)
continue
}
for _, ep := range se.Episodes {
epid, err := s.db.SaveEposideDetail(&ent.Episode{
SeasonNumber: seasonId,
EpisodeNumber: ep.EpisodeNumber,
Title: ep.Name,
Overview: ep.Overview,
AirDate: ep.AirDate,
})
if err != nil {
log.Errorf("save episode info error: %v", err)
continue
}
epIds = append(epIds, epid)
}
}
r, err := s.db.AddMediaWatchlist(&ent.Media{
TmdbID: int(detail.ID),
MediaType: media.MediaTypeTv,
NameCn: nameCn,
NameEn: nameEn,
OriginalName: detail.OriginalName,
Overview: detail.Overview,
AirDate: detail.FirstAirDate,
Resolution: media.Resolution(in.Resolution),
StorageID: in.StorageID,
TargetDir: in.Folder,
DownloadHistoryEpisodes: in.DownloadHistoryEpisodes,
}, epIds)
if err != nil {
return nil, errors.Wrap(err, "add to list")
}
go func() {
if err := s.downloadPoster(detail.PosterPath, r.ID); err != nil {
log.Errorf("download poster error: %v", err)
}
if err := s.downloadBackdrop(detail.BackdropPath, r.ID); err != nil {
log.Errorf("download poster error: %v", err)
}
if err := s.checkDownloadedSeriesFiles(r); err != nil {
log.Errorf("check downloaded files error: %v", err)
}
}()
log.Infof("add tv %s to watchlist success", detail.Name)
return nil, nil
}
func (s *Server) AddMovie2Watchlist(c *gin.Context) (interface{}, error) {
var in addWatchlistIn
if err := c.ShouldBindJSON(&in); err != nil {
return nil, errors.Wrap(err, "bind query")
}
detailCn, err := s.MustTMDB().GetMovieDetails(in.TmdbID, db.LanguageCN)
if err != nil {
return nil, errors.Wrap(err, "get movie detail")
}
var nameCn = detailCn.Title
detailEn, _ := s.MustTMDB().GetMovieDetails(in.TmdbID, db.LanguageEN)
var nameEn = detailEn.Title
var detail *tmdb.MovieDetails
if s.language == "" || s.language == db.LanguageCN {
detail = detailCn
} else {
detail = detailEn
}
log.Infof("find detail for movie id %d: %v", in.TmdbID, detail)
epid, err := s.db.SaveEposideDetail(&ent.Episode{
SeasonNumber: 1,
EpisodeNumber: 1,
Title: "dummy episode for movies",
Overview: "dummy episode for movies",
AirDate: detail.ReleaseDate,
})
if err != nil {
return nil, errors.Wrap(err, "add dummy episode")
}
log.Infof("added dummy episode for movie: %v", nameEn)
r, err := s.db.AddMediaWatchlist(&ent.Media{
TmdbID: int(detail.ID),
MediaType: media.MediaTypeMovie,
NameCn: nameCn,
NameEn: nameEn,
OriginalName: detail.OriginalTitle,
Overview: detail.Overview,
AirDate: detail.ReleaseDate,
Resolution: media.Resolution(in.Resolution),
StorageID: in.StorageID,
TargetDir: in.Folder,
}, []int{epid})
if err != nil {
return nil, errors.Wrap(err, "add to list")
}
go func() {
if err := s.downloadPoster(detail.PosterPath, r.ID); err != nil {
log.Errorf("download poster error: %v", err)
}
if err := s.downloadBackdrop(detail.BackdropPath, r.ID); err != nil {
log.Errorf("download backdrop error: %v", err)
}
}()
log.Infof("add movie %s to watchlist success", detail.Title)
return nil, nil
}
func (s *Server) downloadBackdrop(path string, mediaID int) error {
url := "https://image.tmdb.org/t/p/original" + path
return s.downloadImage(url, mediaID, "backdrop.jpg")
}
func (s *Server) downloadPoster(path string, mediaID int) error {
var url = "https://image.tmdb.org/t/p/original" + path
return s.downloadImage(url, mediaID, "poster.jpg")
}
func (s *Server) downloadImage(url string, mediaID int, name string) error {
log.Infof("try to download image: %v", url)
var resp, err = http.Get(url)
if err != nil {
return errors.Wrap(err, "http get")
}
targetDir := fmt.Sprintf("%v/%d", db.ImgPath, mediaID)
os.MkdirAll(targetDir, 0777)
//ext := filepath.Ext(path)
targetFile := filepath.Join(targetDir, name)
f, err := os.Create(targetFile)
if err != nil {
return errors.Wrap(err, "new file")
}
defer f.Close()
_, err = io.Copy(f, resp.Body)
if err != nil {
return errors.Wrap(err, "copy http response")
}
log.Infof("image successfully downlaoded: %v", targetFile)
return nil
}
type MediaWithStatus struct {
*ent.Media
MonitoredNum int `json:"monitored_num"`
DownloadedNum int `json:"downloaded_num"`
}
//missing: episode aired missing
//downloaded: all monitored episode downloaded
//monitoring: episode aired downloaded, but still has not aired episode
//for movie, only monitoring/downloaded
func (s *Server) GetTvWatchlist(c *gin.Context) (interface{}, error) {
list := s.db.GetMediaWatchlist(media.MediaTypeTv)
res := make([]MediaWithStatus, len(list))
for i, item := range list {
var ms = MediaWithStatus{
Media: item,
MonitoredNum: 0,
DownloadedNum: 0,
}
details := s.db.GetMediaDetails(item.ID)
for _, ep := range details.Episodes {
monitored := false
if ep.SeasonNumber == 0 {
continue
}
if item.DownloadHistoryEpisodes {
monitored = true
} else {
t, err := time.Parse("2006-01-02", ep.AirDate)
if err != nil { //airdate not exist, maybe airdate not set yet
monitored = true
} else {
if item.CreatedAt.Sub(t) > 24*time.Hour { //剧集在加入watchlist之前不去下载
continue
}
monitored = true
}
}
if monitored {
ms.MonitoredNum++
if ep.Status == episode.StatusDownloaded {
ms.DownloadedNum++
}
}
}
res[i] = ms
}
return res, nil
}
func (s *Server) GetMovieWatchlist(c *gin.Context) (interface{}, error) {
list := s.db.GetMediaWatchlist(media.MediaTypeMovie)
res := make([]MediaWithStatus, len(list))
for i, item := range list {
var ms = MediaWithStatus{
Media: item,
MonitoredNum: 1,
DownloadedNum: 0,
}
dummyEp, err := s.db.GetMovieDummyEpisode(item.ID)
if err != nil {
log.Errorf("get dummy episode: %v", err)
} else {
if dummyEp.Status == episode.StatusDownloaded {
ms.DownloadedNum++
}
}
res[i] = ms
}
return res, nil
}
type MediaDetails struct {
*db.MediaDetails
Storage *ent.Storage `json:"storage"`
}
func (s *Server) GetMediaDetails(c *gin.Context) (interface{}, error) {
ids := c.Param("id")
id, err := strconv.Atoi(ids)
if err != nil {
return nil, errors.Wrap(err, "convert")
}
detail := s.db.GetMediaDetails(id)
st := s.db.GetStorage(detail.StorageID)
return MediaDetails{MediaDetails: detail, Storage: &st.Storage}, nil
}
func (s *Server) DeleteFromWatchlist(c *gin.Context) (interface{}, error) {
ids := c.Param("id")
id, err := strconv.Atoi(ids)
if err != nil {
return nil, errors.Wrap(err, "convert")
}
if err := s.db.DeleteMedia(id); err != nil {
return nil, errors.Wrap(err, "delete db")
}
os.RemoveAll(filepath.Join(db.ImgPath, ids)) //delete image related
return "success", nil
}