0.3.06

server/internal/recommend/engine.go

@@ -444,28 +444,11 @@ func explainRecommendation(
 	compatibility compatibilityProfile,
 	browsed bool,
 ) (string, string) {
-	top := profile.TopGenres(5)
-	matched := ""
-	for _, wanted := range top {
-		for _, genre := range item.Genres {
-			if strings.EqualFold(wanted, genre) {
-				matched = genre
-				break
-			}
-		}
-		if matched != "" {
-			break
-		}
-	}
 	reasons := make([]string, 0, 3)
 	if browsed {
 		reasons = append(reasons, "You explored this recently")
-	} else if matched != "" {
-		reasons = append(reasons, "Matches your "+matched+" viewing")
-	} else if len(profile.Seeds) > 0 {
-		reasons = append(reasons, "Inspired by "+profile.Seeds[0].Name)
 	} else {
-		reasons = append(reasons, "Matches your recent viewing")
+		reasons = append(reasons, strongestPersonalReason(profile, item).Text)
 	}
 	if availableMinutes > 0 && item.RuntimeMinutes() > 0 {
 		reasons = append(reasons, "fits your "+strconv.Itoa(availableMinutes)+"-minute window")
@@ -758,7 +741,7 @@ func (e *Engine) buildCuratedRows(ctx context.Context, profile Profile, seed str
 			ID:    definition.ID,
 			Title: definition.Title,
 			Kind:  definition.Kind,
-			Items: Raws(items),
+			Items: enrichRecommendationReasons(profile, items),
 		})
 	}
 	return rows
@@ -1054,11 +1037,17 @@ func (e *Engine) similarRow(
 		return Row{}, false
 	}
 	items = diversifyRanked(items, variation+":similar:"+seed.ID, 5)
+	raws := make([]json.RawMessage, 0, len(items))
+	for _, item := range items {
+		raws = append(raws, enrichRecommendation(
+			item.Raw, "Because you watched "+seed.Name, "",
+		))
+	}
 	return Row{
 		ID:    "similar:" + seed.ID,
 		Title: "Because you watched " + seed.Name,
 		Kind:  "similar",
-		Items: Raws(items),
+		Items: raws,
 	}, true
 }
 
@@ -1208,7 +1197,7 @@ func (e *Engine) historyRow(ctx context.Context, cred emby.Credentials, profile
 			ID:    "recommended",
 			Title: "Recommended from your watching history",
 			Kind:  "recommended",
-			Items: Raws(items),
+			Items: enrichRecommendationReasons(profile, items),
 		}, true
 	}
 
@@ -1240,6 +1229,16 @@ func (e *Engine) historyRow(ctx context.Context, cred emby.Credentials, profile
 		ID:    "recommended",
 		Title: "Recommended from your watching history",
 		Kind:  "recommended",
-		Items: Raws(items),
+		Items: enrichRecommendationReasons(profile, items),
 	}, true
 }
+
+func enrichRecommendationReasons(profile Profile, items []Item) []json.RawMessage {
+	raws := make([]json.RawMessage, 0, len(items))
+	for _, item := range items {
+		raws = append(raws, enrichRecommendation(
+			item.Raw, strongestPersonalReason(profile, item).Text, "",
+		))
+	}
+	return raws
+}