Yattee v2 rewrite

Yattee/Models/ChannelStripSize.swift

@@ -0,0 +1,59 @@
+//  ChannelStripSize.swift
+//  Yattee
+//
+//  Defines size options for the channel strip in Subscriptions view
+
+import Foundation
+
+enum ChannelStripSize: String, CaseIterable, Codable, Hashable, Sendable {
+    case disabled
+    case compact
+    case normal
+    case large
+    
+    // Avatar size in points
+    var avatarSize: CGFloat {
+        switch self {
+        case .disabled: return 0
+        case .compact: return 30
+        case .normal: return 44
+        case .large: return 65
+        }
+    }
+    
+    // Scaled spacing between avatars (proportional to avatar size)
+    var chipSpacing: CGFloat {
+        switch self {
+        case .disabled: return 0
+        case .compact: return 8
+        case .normal: return 12
+        case .large: return 16
+        }
+    }
+    
+    // Vertical padding for the channel strip container
+    var verticalPadding: CGFloat {
+        switch self {
+        case .disabled: return 0
+        case .compact: return 8
+        case .normal: return 12
+        case .large: return 16
+        }
+    }
+
+    // Total height of the channel strip including avatar, padding, and container margin
+    var totalHeight: CGFloat {
+        guard self != .disabled else { return 0 }
+        // avatarSize + vertical padding (top + bottom) + container bottom padding (8)
+        return avatarSize + (verticalPadding * 2) + 8
+    }
+
+    var displayName: String {
+        switch self {
+        case .disabled: return String(localized: "Disabled")
+        case .compact: return String(localized: "Compact")
+        case .normal: return String(localized: "Normal")
+        case .large: return String(localized: "Large")
+        }
+    }
+}