Adding dehydrate-posters cmd

cli-commands.txt

@@ -35,6 +35,9 @@ backup
 cleanup-ended-videos
     now
 
+dehydrate-posters
+    force
+
 download-video
     video-id^*&
     mark-watched

cli/dehydrate_posters.go

@@ -0,0 +1,90 @@
+package cli
+
+import (
+	"errors"
+	"github.com/boggydigital/issa"
+	"github.com/boggydigital/kevlar"
+	"github.com/boggydigital/nod"
+	"github.com/boggydigital/pathways"
+	"github.com/boggydigital/yet/data"
+	"github.com/boggydigital/yet_urls/youtube_urls"
+	"net/url"
+	"os"
+)
+
+func DehydratePostersHandler(u *url.URL) error {
+	force := u.Query().Has("force")
+	return DehydratePosters(force)
+}
+
+func DehydratePosters(force bool) error {
+
+	dpa := nod.NewProgress("dehydrating posters...")
+	defer dpa.EndWithResult("done")
+
+	metadataDir, err := pathways.GetAbsDir(data.Metadata)
+	if err != nil {
+		return dpa.EndWithError(err)
+	}
+
+	rdx, err := kevlar.NewReduxWriter(metadataDir, data.VideoProperties()...)
+	if err != nil {
+		return dpa.EndWithError(err)
+	}
+
+	videoIds := rdx.Keys(data.VideoTitleProperty)
+	dpa.TotalInt(len(videoIds))
+
+	dehydratedPosters := make(map[string][]string)
+	dehydratedRepColors := make(map[string][]string)
+
+	for _, videoId := range videoIds {
+
+		if rdx.HasKey(data.VideoDehydratedThumbnailProperty, videoId) && !force {
+			dpa.Increment()
+			continue
+		}
+
+		if dp, rc, err := dehydratePosterImageRepColor(videoId); err == nil {
+			dehydratedPosters[videoId] = append(dehydratedPosters[videoId], dp)
+			dehydratedRepColors[videoId] = append(dehydratedRepColors[videoId], rc)
+		} else {
+			dpa.Error(err)
+		}
+
+		dpa.Increment()
+	}
+
+	if err := rdx.BatchReplaceValues(data.VideoDehydratedThumbnailProperty, dehydratedPosters); err != nil {
+		return dpa.EndWithError(err)
+	}
+
+	if err := rdx.BatchReplaceValues(data.VideoDehydratedRepColorProperty, dehydratedRepColors); err != nil {
+		return dpa.EndWithError(err)
+	}
+
+	return nil
+}
+
+func dehydratePosterImageRepColor(videoId string) (string, string, error) {
+
+	var absPosterPath string
+	var err error
+
+	// find the first existing poster (if any if available at all)
+	for _, q := range youtube_urls.AllThumbnailQualities() {
+		absPosterPath, err = data.AbsPosterPath(videoId, q)
+		if err != nil {
+			return "", "", err
+		}
+		if _, err := os.Stat(absPosterPath); err == nil {
+			break
+		}
+	}
+
+	if absPosterPath == "" {
+		return "", "", errors.New("video has no poster thumbnails: " + videoId)
+	}
+
+	return issa.DehydrateImageRepColor(absPosterPath)
+}

cli/sync.go

@@ -53,6 +53,10 @@ func Sync(rdx kevlar.WriteableRedux, opt *VideoOptions) error {
 		return sa.EndWithError(err)
 	}
 
+	if err := DehydratePosters(false); err != nil {
+		return sa.EndWithError(err)
+	}
+
 	if err := ScrubEndedProperties(rdx); err != nil {
 		return sa.EndWithError(err)
 	}

data/properties.go

@@ -20,6 +20,9 @@ const (
 	VideoErrorsProperty            = "video-errors"
 	VideoFavoriteProperty          = "video-favorite"
 
+	VideoDehydratedThumbnailProperty = "video-dehydrated-thumbnail"
+	VideoDehydratedRepColorProperty  = "video-dehydrate-rep-color"
+
 	VideoForcedDownloadProperty = "video-forced-download"
 
 	VideoDownloadQueuedProperty    = "video-download-queued"
@@ -57,6 +60,8 @@ func VideoProperties() []string {
 	return []string{
 		VideoTitleProperty,
 		VideoThumbnailUrlsProperty,
+		VideoDehydratedThumbnailProperty,
+		VideoDehydratedRepColorProperty,
 		VideoExternalChannelIdProperty,
 		VideoShortDescriptionProperty,
 		VideoViewCountProperty,

go.mod

@@ -3,6 +3,7 @@ module github.com/boggydigital/yet
 go 1.23.4
 
 require (
+	github.com/arelate/southern_light v0.1.52
 	github.com/boggydigital/backups v0.1.5
 	github.com/boggydigital/busan v0.1.0
 	github.com/boggydigital/clo v1.0.5
@@ -12,12 +13,13 @@ require (
 	github.com/boggydigital/nod v0.1.21
 	github.com/boggydigital/pathways v0.1.14
 	github.com/boggydigital/yet_urls v0.1.54
-	golang.org/x/exp v0.0.0-20241204233417-43b7b7cde48d
+	golang.org/x/exp v0.0.0-20241217172543-b2144cdd0a67
 )
 
 require (
-	github.com/arelate/southern_light v0.1.52 // indirect
+	github.com/boggydigital/issa v0.1.20 // indirect
 	github.com/boggydigital/match_node v0.1.17 // indirect
 	github.com/boggydigital/wits v0.2.3 // indirect
+	golang.org/x/image v0.23.0 // indirect
 	golang.org/x/net v0.32.0 // indirect
 )

main.go

@@ -52,6 +52,7 @@ func main() {
 		"add-video":                   cli.AddVideoHandler,
 		"backup":                      cli.BackupHandler,
 		"cleanup-ended-videos":        cli.CleanupEndedVideosHandler,
+		"dehydrate-posters":           cli.DehydratePostersHandler,
 		"download-video":              cli.DownloadVideoHandler,
 		"get-captions":                cli.GetCaptionsHandler,
 		"get-channels-metadata":       cli.GetChannelsMetadataHandler,