Quote statuses: Added cache + faster

Packages/Status/Sources/Status/Embed/StatusEmbedCache.swift

@@ -0,0 +1,20 @@
+import Foundation
+import SwiftUI
+import Models
+
+@MainActor
+class StatusEmbedCache {
+  static let shared = StatusEmbedCache()
+  
+  private var cache: [URL: Status] = [:]
+    
+  private init() { }
+  
+  func set(url: URL, status: Status) {
+    cache[url] = status
+  }
+  
+  func get(url: URL) -> Status? {
+    cache[url]
+  }
+}

Packages/Status/Sources/Status/Row/StatusRowViewModel.swift

@@ -96,8 +96,14 @@ public class StatusRowViewModel: ObservableObject {
     }
 
     isFiltered = filter != nil
+    
+    if let url = embededStatusURL(),
+       let embed = StatusEmbedCache.shared.get(url: url) {
+      isEmbedLoading = false
+      embeddedStatus = embed
+    }
   }
-
+  
   func markSeen() {
     // called in on appear so we can cache that the status has been seen.
     if UserPreferences.shared.suppressDupeReblogs && !seen {
@@ -147,18 +153,32 @@ public class StatusRowViewModel: ObservableObject {
       routerPath.navigate(to: .accountDetail(id: mention.id))
     }
   }
+  
+  private func embededStatusURL() -> URL? {
+    let content = status.reblog?.content ?? status.content
+    if !content.statusesURLs.isEmpty,
+       let url = content.statusesURLs.first,
+       client.hasConnection(with: url) {
+      return url
+    }
+    return nil
+  }
 
   func loadEmbeddedStatus() async {
     guard embeddedStatus == nil,
-          !status.content.statusesURLs.isEmpty,
-          let url = status.content.statusesURLs.first,
-          client.hasConnection(with: url)
-    else {
+          let url = embededStatusURL() else {
       if isEmbedLoading {
         isEmbedLoading = false
       }
       return
     }
+    
+    if let embed = StatusEmbedCache.shared.get(url: url) {
+      isEmbedLoading = false
+      embeddedStatus = embed
+      return
+    }
+        
     do {
       isEmbedLoading = true
       var embed: Status?
@@ -172,6 +192,9 @@ public class StatusRowViewModel: ObservableObject {
                                                           forceVersion: .v2)
         embed = results.statuses.first
       }
+      if let embed {
+        StatusEmbedCache.shared.set(url: url, status: embed)
+      }
       withAnimation {
         embeddedStatus = embed
         isEmbedLoading = false