Add SponsorBlock categories details

Model/SponsorBlock/SponsorBlockAPI.swift

@@ -20,13 +20,47 @@ final class SponsorBlockAPI: ObservableObject {
         switch name {
         case "selfpromo":
             return "Self-promotion"
+
         case "music_offtopic":
             return "Offtopic in Music Videos"
+
         default:
             return name.capitalized
         }
     }
 
+    static func categoryDetails(_ name: String) -> String? {
+        guard SponsorBlockAPI.categories.contains(name) else {
+            return nil
+        }
+
+        switch name {
+        case "sponsor":
+            return "Part of a video promoting a product or service not directly related to the creator. " +
+                "The creator will receive payment or compensation in the form of money or free products."
+
+        case "selfpromo":
+            return "Promoting a product or service that is directly related to the creator themselves. " +
+                "This usually includes merchandise or promotion of monetized platforms."
+
+        case "intro":
+            return "Segments typically found at the start of a video that include an animation, " +
+                "still frame or clip which are also seen in other videos by the same creator."
+
+        case "outro":
+            return "Typically near or at the end of the video when the credits pop up and/or endcards are shown."
+
+        case "interaction":
+            return "Explicit reminders to like, subscribe or interact with them on any paid or free platform(s) (e.g. click on a video)."
+
+        case "music_offtopic":
+            return "For videos which feature music as the primary content."
+
+        default:
+            return nil
+        }
+    }
+
     func loadSegments(videoID: String, categories: Set<String>, completionHandler: @escaping () -> Void = {}) {
         guard !skipSegmentsURL.isNil, self.videoID != videoID else {
             completionHandler()

Shared/Settings/SettingsView.swift

@@ -183,7 +183,7 @@ struct SettingsView: View {
             case .history:
                 return 480
             case .sponsorBlock:
-                return 290
+                return 660
             case .updates:
                 return 200
             case .help:

Shared/Settings/SponsorBlockSettings.swift

@@ -39,7 +39,7 @@ struct SponsorBlockSettings: View {
                 #endif
             }
 
-            Section(header: SettingsHeader(text: "Categories to Skip")) {
+            Section(header: SettingsHeader(text: "Categories to Skip"), footer: categoriesDetails) {
                 #if os(macOS)
                     let list = ForEach(SponsorBlockAPI.categories, id: \.self) { category in
                         SponsorBlockCategorySelectionRow(
@@ -74,6 +74,24 @@ struct SponsorBlockSettings: View {
         }
     }
 
+    private var categoriesDetails: some View {
+        VStack(alignment: .leading) {
+            ForEach(SponsorBlockAPI.categories, id: \.self) { category in
+                Text(SponsorBlockAPI.categoryDescription(category) ?? "Category")
+                    .fontWeight(.bold)
+                #if os(tvOS)
+                    .focusable()
+                #endif
+
+                Text(SponsorBlockAPI.categoryDetails(category) ?? "Details")
+                    .padding(.bottom, 3)
+                    .fixedSize(horizontal: false, vertical: true)
+            }
+        }
+        .foregroundColor(.secondary)
+        .padding(.top, 3)
+    }
+
     func toggleCategory(_ category: String, value: Bool) {
         if let index = sponsorBlockCategories.firstIndex(where: { $0 == category }), !value {
             sponsorBlockCategories.remove(at: index)
@@ -123,7 +141,7 @@ struct SponsorBlockSettings: View {
     }
 }
 
-struct ServicesSettings_Previews: PreviewProvider {
+struct SponsorBlockSettings_Previews: PreviewProvider {
     static var previews: some View {
         VStack {
             SponsorBlockSettings()