fix: load real discover posters

internal/service/bangumi.go

@@ -96,7 +96,7 @@ func (b *BangumiProvider) Search(ctx context.Context, query string) (*Match, err
 		BangumiID: r.ID,
 		Title:     title,
 		Overview:  r.Summary,
-		PosterURL: r.Images.Large,
+		PosterURL: normalizeBangumiImageURL(r.Images.Large),
 		Rating:    r.Rating.Score,
 	}
 	if len(r.Air) >= 4 {
@@ -141,7 +141,7 @@ func (b *BangumiProvider) GetSubject(ctx context.Context, bangumiID int) (*Match
 		Title:        title,
 		OriginalName: r.Name,
 		Overview:     r.Summary,
-		PosterURL:    firstText(r.Images.Large, r.Images.Common),
+		PosterURL:    normalizeBangumiImageURL(firstText(r.Images.Large, r.Images.Common)),
 		Rating:       r.Rating.Score,
 	}
 	if len(r.Air) >= 4 {
@@ -192,3 +192,26 @@ func (b *BangumiProvider) getJSON(ctx context.Context, u string, out any) error
 	}
 	return json.NewDecoder(resp.Body).Decode(out)
 }
+
+func normalizeBangumiImageURL(raw string) string {
+	raw = strings.TrimSpace(raw)
+	if raw == "" {
+		return ""
+	}
+	if strings.HasPrefix(raw, "//") {
+		raw = "https:" + raw
+	}
+	u, err := url.Parse(raw)
+	if err != nil || u.Host == "" {
+		return raw
+	}
+	host := strings.ToLower(u.Host)
+	if host != "lain.bgm.tv" && host != "bgm.tv" && !strings.HasSuffix(host, ".bgm.tv") {
+		return raw
+	}
+	u.Scheme = "https"
+	if strings.HasPrefix(u.Path, "/pic/cover/") {
+		u.Path = "/r/400" + u.Path
+	}
+	return u.String()
+}

internal/service/bangumi_image_test.go

@@ -0,0 +1,18 @@
+package service
+
+import "testing"
+
+func TestNormalizeBangumiImageURLUsesHTTPSResizedCover(t *testing.T) {
+	got := normalizeBangumiImageURL("http://lain.bgm.tv/pic/cover/l/27/ff/377130_wDU1x.jpg")
+	want := "https://lain.bgm.tv/r/400/pic/cover/l/27/ff/377130_wDU1x.jpg"
+	if got != want {
+		t.Fatalf("url = %q, want %q", got, want)
+	}
+}
+
+func TestNormalizeBangumiImageURLLeavesExternalHostsAlone(t *testing.T) {
+	raw := "https://image.tmdb.org/t/p/w500/poster.jpg"
+	if got := normalizeBangumiImageURL(raw); got != raw {
+		t.Fatalf("url = %q, want %q", got, raw)
+	}
+}

internal/service/discover.go

@@ -312,6 +312,7 @@ func (b *BangumiProvider) Calendar(ctx context.Context) ([]ExternalMediaResult,
 			if poster == "" {
 				poster = item.Images.Common
 			}
+			poster = normalizeBangumiImageURL(poster)
 			year := 0
 			if len(item.AirDate) >= 4 {
 				year, _ = strconv.Atoi(item.AirDate[:4])

internal/service/discover_artwork.go

@@ -10,9 +10,9 @@ import (
 )
 
 const (
-	discoverArtworkPrefetchLimit       = 48
+	discoverArtworkPrefetchLimit       = 384
-	discoverArtworkPrefetchConcurrency = 4
+	discoverArtworkPrefetchConcurrency = 8
-	discoverArtworkPrefetchTimeout     = 45 * time.Second
+	discoverArtworkPrefetchTimeout     = 90 * time.Second
 )
 
 func (d *DiscoverService) SetImageProxy(images *ImageProxy) *DiscoverService {
@@ -23,19 +23,33 @@ func (d *DiscoverService) SetImageProxy(images *ImageProxy) *DiscoverService {
 }
 
 func (d *DiscoverService) WarmMatchArtwork(items []Match) int {
+	return d.warmArtworkURLs(matchArtworkURLs(items))
+}
+
+func matchArtworkURLs(items []Match) []string {
 	urls := make([]string, 0, len(items)*2)
 	for _, item := range items {
-		urls = append(urls, item.PosterURL, item.BackdropURL)
+		urls = append(urls, item.PosterURL)
 	}
-	return d.warmArtworkURLs(urls)
+	for _, item := range items {
+		urls = append(urls, item.BackdropURL)
+	}
+	return urls
 }
 
 func (d *DiscoverService) WarmExternalArtwork(items []ExternalMediaResult) int {
+	return d.warmArtworkURLs(externalArtworkURLs(items))
+}
+
+func externalArtworkURLs(items []ExternalMediaResult) []string {
 	urls := make([]string, 0, len(items)*2)
 	for _, item := range items {
-		urls = append(urls, item.PosterURL, item.BackdropURL)
+		urls = append(urls, item.PosterURL)
 	}
-	return d.warmArtworkURLs(urls)
+	for _, item := range items {
+		urls = append(urls, item.BackdropURL)
+	}
+	return urls
 }
 
 func (d *DiscoverService) warmArtworkURLs(urls []string) int {

internal/service/discover_artwork_test.go

@@ -32,6 +32,28 @@ func TestUniqueDiscoverArtworkURLsFiltersDuplicatesAndLimits(t *testing.T) {
 	}
 }
 
+func TestDiscoverArtworkURLsPrioritizePosters(t *testing.T) {
+	items := []ExternalMediaResult{
+		{PosterURL: "https://img.example/a-poster.jpg", BackdropURL: "https://img.example/a-backdrop.jpg"},
+		{PosterURL: "https://img.example/b-poster.jpg", BackdropURL: "https://img.example/b-backdrop.jpg"},
+	}
+	urls := externalArtworkURLs(items)
+	want := []string{
+		"https://img.example/a-poster.jpg",
+		"https://img.example/b-poster.jpg",
+		"https://img.example/a-backdrop.jpg",
+		"https://img.example/b-backdrop.jpg",
+	}
+	if len(urls) != len(want) {
+		t.Fatalf("len = %d, want %d: %v", len(urls), len(want), urls)
+	}
+	for i := range want {
+		if urls[i] != want[i] {
+			t.Fatalf("url[%d] = %q, want %q", i, urls[i], want[i])
+		}
+	}
+}
+
 func TestDiscoverWarmExternalArtworkPrefetchesAndCaches(t *testing.T) {
 	proxy := NewImageProxy(&config.Config{Cache: config.CacheConfig{CacheDir: filepath.Join(t.TempDir(), "cache")}}, zap.NewNop())
 	var calls int32

web/src/pages/DiscoverContentRow.tsx

@@ -128,7 +128,8 @@ function DiscoverCard({
           <img
             src={posterSrc}
             alt={item.title}
-            loading="lazy"
+            loading="eager"
+            decoding="async"
             referrerPolicy="no-referrer"
             onError={markPosterUnavailable}
             onLoad={(event) => {

web/src/pages/discoverPageModel.ts

@@ -10,7 +10,7 @@ export const defaultSections = [
 ]
 
 export const discoverStorageKey = 'mediastation.discover.sections'
-const discoverStorageVersion = 2
+const discoverStorageVersion = 3
 const legacyDefaultAdditions = ['tmdb_latest_movie', 'tmdb_latest_tv']
 
 export const defaultSectionDefs: DiscoverSection[] = [