♻️ Refactor watchOS content view

ios/WatchRunner Watch App/Models/Models.swift

@@ -0,0 +1,126 @@
+//
+//  Models.swift
+//  WatchRunner Watch App
+//
+//  Created by LittleSheep on 2025/10/29.
+//
+
+import Foundation
+
+// MARK: - Models
+
+struct AppToken: Codable {
+    let token: String
+}
+
+struct SnActivity: Codable, Identifiable {
+    let id: String
+    let type: String
+    let data: ActivityData?
+    let createdAt: Date
+}
+
+enum ActivityData: Codable {
+    case post(SnPost)
+    case discovery(DiscoveryData)
+    case unknown
+
+    init(from decoder: Decoder) throws {
+        let container = try decoder.singleValueContainer()
+        if let post = try? container.decode(SnPost.self) {
+            self = .post(post)
+            return
+        }
+        if let discoveryData = try? container.decode(DiscoveryData.self) {
+            self = .discovery(discoveryData)
+            return
+        }
+        self = .unknown
+    }
+
+    func encode(to encoder: Encoder) throws {
+        // Not needed for decoding
+    }
+}
+
+struct SnPost: Codable, Identifiable {
+    let id: String
+    let title: String?
+    let content: String?
+    let publisher: SnPublisher
+    let attachments: [SnCloudFile]
+    let tags: [SnPostTag]
+}
+
+struct DiscoveryData: Codable {
+    let items: [DiscoveryItem]
+}
+
+struct DiscoveryItem: Codable, Identifiable {
+    var id = UUID()
+    let type: String
+    let data: DiscoveryItemData
+
+    enum CodingKeys: String, CodingKey {
+        case type, data
+    }
+}
+
+enum DiscoveryItemData: Codable {
+    case realm(SnRealm)
+    case publisher(SnPublisher)
+    case article(SnWebArticle)
+    case unknown
+
+    init(from decoder: Decoder) throws {
+        let container = try decoder.singleValueContainer()
+        if let realm = try? container.decode(SnRealm.self) {
+            self = .realm(realm)
+            return
+        }
+        if let publisher = try? container.decode(SnPublisher.self) {
+            self = .publisher(publisher)
+            return
+        }
+        if let article = try? container.decode(SnWebArticle.self) {
+            self = .article(article)
+            return
+        }
+        self = .unknown
+    }
+    
+    func encode(to encoder: Encoder) throws {
+        // Not needed for decoding
+    }
+}
+
+struct SnRealm: Codable, Identifiable {
+    let id: String
+    let name: String
+    let description: String?
+}
+
+struct SnPublisher: Codable, Identifiable {
+    let id: String
+    let name: String
+    let nick: String?
+    let description: String?
+    let picture: SnCloudFile?
+}
+
+struct SnCloudFile: Codable, Identifiable {
+    let id: String
+    let mimeType: String?
+}
+
+struct SnPostTag: Codable, Identifiable {
+    let id: String
+    let slug: String
+    let name: String?
+}
+
+struct SnWebArticle: Codable, Identifiable {
+    let id: String
+    let title: String
+    let url: String
+}