Files
memby/server/internal/api/sonarr.go
T
2026-07-29 15:26:55 +12:00

346 lines
10 KiB
Go

package api
import (
"context"
"encoding/json"
"fmt"
"net/http"
"sort"
"strings"
"time"
"github.com/ponzischeme89/memby/server/internal/recommend"
"github.com/ponzischeme89/memby/server/internal/sonarr"
"github.com/ponzischeme89/memby/server/internal/store"
)
const sonarrCalendarCachePrefix = "sonarr:calendar:"
const sonarrPrerollCachePrefix = "sonarr:preroll:"
type prerollScheduleResponse struct {
Today []prerollScheduleEntry `json:"today"`
ThisWeek []prerollScheduleEntry `json:"thisWeek"`
}
type prerollScheduleEntry struct {
Series string `json:"series"`
Episode string `json:"episode"`
EpisodeCode string `json:"episodeCode"`
Schedule string `json:"schedule"`
Availability string `json:"availability,omitempty"`
}
func (s *Server) handlePreroll(w http.ResponseWriter, r *http.Request, _ store.Session) {
if s.sonarr == nil {
writeJSON(w, http.StatusOK, emptyPrerollSchedule())
return
}
schedule, err := s.sonarrPrerollSchedule(r.Context())
if err != nil {
// Pre-roll is decorative and must never become a playback dependency.
s.log.Warn("preroll schedule unavailable", "error", err)
writeJSON(w, http.StatusOK, emptyPrerollSchedule())
return
}
writeJSON(w, http.StatusOK, schedule)
}
func (s *Server) sonarrPrerollSchedule(ctx context.Context) (prerollScheduleResponse, error) {
location := s.cfg.SonarrLocation
if location == nil {
location = time.Local
}
now := time.Now().In(location)
dayStart := time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 0, 0, location)
key := sonarrPrerollCachePrefix + dayStart.Format("2006-01-02")
if raw, err := s.cache.Get(ctx, key); err == nil {
var cached prerollScheduleResponse
if json.Unmarshal(raw, &cached) == nil {
return normalizePrerollSchedule(cached), nil
}
}
s.sonarrMu.Lock()
defer s.sonarrMu.Unlock()
if raw, err := s.cache.Get(ctx, key); err == nil {
var cached prerollScheduleResponse
if json.Unmarshal(raw, &cached) == nil {
return normalizePrerollSchedule(cached), nil
}
}
episodes, err := s.sonarr.Calendar(ctx, dayStart, dayStart.AddDate(0, 0, 7))
if err != nil {
return emptyPrerollSchedule(), err
}
schedule := buildPrerollSchedule(episodes, now, location)
if raw, err := json.Marshal(schedule); err == nil {
if cacheErr := s.cache.Set(ctx, key, raw, s.cfg.SonarrTTL); cacheErr != nil {
s.log.Warn("preroll schedule cache write failed", "error", cacheErr)
}
}
return schedule, nil
}
func buildPrerollSchedule(
episodes []sonarr.Episode,
now time.Time,
location *time.Location,
) prerollScheduleResponse {
sort.SliceStable(episodes, func(i, j int) bool {
if episodes[i].AirDateUTC == nil {
return false
}
if episodes[j].AirDateUTC == nil {
return true
}
return episodes[i].AirDateUTC.Before(*episodes[j].AirDateUTC)
})
todayEnd := time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 0, 0, location).AddDate(0, 0, 1)
result := emptyPrerollSchedule()
for _, episode := range episodes {
if episode.AirDateUTC == nil {
continue
}
airTime := episode.AirDateUTC.In(location)
entry := prerollScheduleEntry{
Series: episode.Series.Title,
Episode: episode.Title,
EpisodeCode: fmt.Sprintf("S%02dE%02d", episode.SeasonNumber, episode.EpisodeNumber),
Availability: prerollAvailability(episode),
}
if airTime.Before(todayEnd) {
entry.Schedule = airTime.Format("3:04 PM")
if len(result.Today) < 4 {
result.Today = append(result.Today, entry)
}
} else {
entry.Schedule = airTime.Format("Monday · 3:04 PM")
if len(result.ThisWeek) < 6 {
result.ThisWeek = append(result.ThisWeek, entry)
}
}
}
return result
}
func prerollAvailability(episode sonarr.Episode) string {
switch {
case episode.HasFile:
return "Downloaded"
case episode.Grabbed:
return "Downloading"
default:
return ""
}
}
func emptyPrerollSchedule() prerollScheduleResponse {
return prerollScheduleResponse{
Today: []prerollScheduleEntry{},
ThisWeek: []prerollScheduleEntry{},
}
}
func normalizePrerollSchedule(value prerollScheduleResponse) prerollScheduleResponse {
if value.Today == nil {
value.Today = []prerollScheduleEntry{}
}
if value.ThisWeek == nil {
value.ThisWeek = []prerollScheduleEntry{}
}
return value
}
// sonarrScheduleItem deliberately looks enough like an Emby item to reuse the fast home
// card renderer, while its Memby fields mark it as informational and non-playable.
type sonarrScheduleItem struct {
ID string `json:"Id"`
Name string `json:"Name"`
Type string `json:"Type"`
Overview string `json:"Overview,omitempty"`
ProductionYear int `json:"ProductionYear,omitempty"`
RunTimeTicks int64 `json:"RunTimeTicks,omitempty"`
Genres []string `json:"Genres"`
ImageTags map[string]string `json:"ImageTags"`
BackdropImageTags []string `json:"BackdropImageTags"`
MembySource string `json:"MembySource"`
MembyEpisodeTitle string `json:"MembyEpisodeTitle"`
MembyEpisodeCode string `json:"MembyEpisodeCode"`
MembyAirsAt string `json:"MembyAirsAt,omitempty"`
MembyAddedAt string `json:"MembyAddedAt,omitempty"`
MembyAirLabel string `json:"MembyAirLabel"`
MembyAvailability string `json:"MembyAvailability"`
MembyAvailabilityText string `json:"MembyAvailabilityText"`
MembyPlayable bool `json:"MembyPlayable"`
}
func (s *Server) sonarrAiringTodayRow(ctx context.Context) (*recommend.Row, error) {
if s.sonarr == nil {
return nil, nil
}
location := s.cfg.SonarrLocation
if location == nil {
location = time.Local
}
now := time.Now().In(location)
dayStart := time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 0, 0, location)
cacheKey := sonarrCalendarCachePrefix + dayStart.Format("2006-01-02")
if row := s.cachedSonarrRow(ctx, cacheKey); row != nil {
return row, nil
}
// A shared lock prevents several users opening the app together from stampeding
// Sonarr on the one cache miss each day.
s.sonarrMu.Lock()
defer s.sonarrMu.Unlock()
if row := s.cachedSonarrRow(ctx, cacheKey); row != nil {
return row, nil
}
episodes, err := s.sonarr.Calendar(ctx, dayStart, dayStart.AddDate(0, 0, 1))
if err != nil {
return nil, err
}
row, err := buildSonarrRow(episodes, now, location)
if err != nil {
return nil, err
}
body, err := json.Marshal(row)
if err == nil {
if cacheErr := s.cache.Set(ctx, cacheKey, body, s.cfg.SonarrTTL); cacheErr != nil {
s.log.Warn("sonarr calendar cache write failed", "error", cacheErr)
}
}
return row, nil
}
func (s *Server) cachedSonarrRow(ctx context.Context, key string) *recommend.Row {
raw, err := s.cache.Get(ctx, key)
if err != nil {
return nil
}
var row recommend.Row
if json.Unmarshal(raw, &row) != nil {
return nil
}
return &row
}
func buildSonarrRow(episodes []sonarr.Episode, now time.Time, location *time.Location) (*recommend.Row, error) {
sort.SliceStable(episodes, func(i, j int) bool {
if episodes[i].AirDateUTC == nil {
return false
}
if episodes[j].AirDateUTC == nil {
return true
}
return episodes[i].AirDateUTC.Before(*episodes[j].AirDateUTC)
})
items := make([]json.RawMessage, 0, len(episodes))
for _, episode := range episodes {
item := toSonarrScheduleItem(episode, now, location)
raw, err := json.Marshal(item)
if err != nil {
return nil, err
}
items = append(items, raw)
}
return &recommend.Row{
ID: "sonarr-airing-today",
Title: "Shows airing today",
Kind: "schedule",
Items: items,
}, nil
}
func toSonarrScheduleItem(episode sonarr.Episode, now time.Time, location *time.Location) sonarrScheduleItem {
seriesID := episode.SeriesID
if episode.Series.ID > 0 {
seriesID = episode.Series.ID
}
item := sonarrScheduleItem{
ID: fmt.Sprintf("sonarr:%d:%d", seriesID, episode.ID),
Name: episode.Series.Title,
Type: "MembySonarrEpisode",
Overview: episode.Overview,
ProductionYear: episode.Series.Year,
RunTimeTicks: int64(episode.Runtime) * 600_000_000,
Genres: nonNilStrings(episode.Series.Genres),
ImageTags: map[string]string{},
BackdropImageTags: []string{},
MembySource: "sonarr",
MembyEpisodeTitle: episode.Title,
MembyEpisodeCode: fmt.Sprintf("S%02dE%02d", episode.SeasonNumber, episode.EpisodeNumber),
MembyPlayable: false,
}
if hasCover(episode.Series.Images, "poster") {
item.ImageTags["Primary"] = "sonarr"
}
if hasCover(episode.Series.Images, "fanart") {
item.BackdropImageTags = []string{"sonarr"}
}
if episode.AirDateUTC != nil {
airTime := episode.AirDateUTC.In(location)
item.MembyAirsAt = airTime.Format(time.RFC3339)
if airTime.After(now) {
item.MembyAirLabel = "Airs today at " + airTime.Format("3:04 PM")
} else {
item.MembyAirLabel = "Aired today at " + airTime.Format("3:04 PM")
}
} else {
item.MembyAirLabel = "Airs today"
}
addedAt := episodeFileAddedAt(episode)
switch {
case episode.HasFile:
item.MembyAvailability = "available"
item.MembyAvailabilityText = "Downloaded"
if addedAt != nil {
localAdded := addedAt.In(location)
item.MembyAddedAt = localAdded.Format(time.RFC3339)
item.MembyAvailabilityText = "Added at " + localAdded.Format("3:04 PM")
}
case episode.Grabbed:
item.MembyAvailability = "downloading"
item.MembyAvailabilityText = "Downloading"
case !episode.Monitored:
item.MembyAvailability = "unmonitored"
item.MembyAvailabilityText = "Not monitored"
case episode.AirDateUTC != nil && episode.AirDateUTC.Before(now):
item.MembyAvailability = "awaiting"
item.MembyAvailabilityText = "Awaiting download"
default:
item.MembyAvailability = "upcoming"
item.MembyAvailabilityText = "Upcoming"
}
return item
}
func episodeFileAddedAt(episode sonarr.Episode) *time.Time {
if episode.EpisodeFile == nil {
return nil
}
return episode.EpisodeFile.DateAdded
}
func hasCover(images []sonarr.Image, coverType string) bool {
for _, image := range images {
if strings.EqualFold(image.CoverType, coverType) {
return true
}
}
return false
}
func nonNilStrings(values []string) []string {
if values == nil {
return []string{}
}
return values
}