Further along work towards auto updating. Show release notes for the builds that are more recent than yours.

1 files changed, 187 insertions, 0 deletions

diff --git a/Hotline/macOS/AppUpdateView.swift b/Hotline/macOS/AppUpdateView.swift
new file mode 100644
index 0000000..89312fc
--- /dev/null
+++ b/Hotline/macOS/AppUpdateView.swift
@@ -0,0 +1,187 @@
+import SwiftUI
+import MarkdownUI
+import AppKit
+import Observation
+
+struct AppUpdateView: View {
+  @Environment(\.dismiss) private var dismiss
+  @Bindable private var update = AppUpdate.shared
+  
+  var body: some View {
+    VStack(alignment: .leading, spacing: 20) {
+      if let message = update.message {
+        messageOnlyView(message)
+      }
+      else if update.release != nil {
+        headerSection
+        releaseNotesSection
+        actionRow
+      }
+      else {
+        defaultPlaceholder
+      }
+    }
+    .padding(.horizontal, 24)
+    .padding(.bottom, 24)
+    .padding(.top, 8)
+    .frame(width: update.message != nil ? 380 : 520)
+    .frame(idealHeight: 360)
+    .onChange(of: update.showWindow) { _, show in
+      if !show {
+        dismiss()
+      }
+    }
+    .onDisappear {
+      update.handleWindowDismissed()
+    }
+  }
+  
+  private var headerSection: some View {
+    HStack(alignment: .center, spacing: 8) {
+      Image(nsImage: NSApplication.shared.applicationIconImage)
+        .resizable()
+        .scaledToFit()
+        .frame(width: 56, height: 56)
+        .shadow(color: Color.black.mix(with: .red, by: 0.4).opacity(0.15), radius: 3, y: 1.5)
+      
+      VStack(alignment: .leading, spacing: 2) {
+        if let release = update.release {
+          Text("Hotline \(release.displayVersion)")
+            .font(.title2)
+            .fontWeight(.semibold)
+        }
+        Text("A new version of Hotline is available. 🎉")
+          .foregroundStyle(.secondary)
+      }
+    }
+  }
+  
+  private var releaseNotesSection: some View {
+    ScrollView(.vertical) {
+      Markdown(releaseNotesMarkdown())
+        .textSelection(.enabled)
+        .markdownTheme(.gitHub.text(text: {
+          FontSize(.em(0.85))
+        }))
+        .font(.system(size: 14))
+        .frame(maxWidth: .infinity, alignment: .leading)
+        .padding(.vertical, 12)
+        .padding(.horizontal, 12)
+    }
+    .frame(minHeight: 220, maxHeight: 260)
+    .background(
+      RoundedRectangle(cornerRadius: 12)
+        .stroke(Color(nsColor: .separatorColor), lineWidth: 1)
+    )
+  }
+  
+  private var actionRow: some View {
+    HStack {
+      Button("Not Now") {
+        update.remindLater()
+      }
+      .buttonBorderShape(.capsule)
+      .keyboardShortcut(.escape, modifiers: [])
+      .controlSize(.large)
+      .disabled(update.isDownloading)
+      
+      Spacer()
+      
+      if update.isDownloading {
+        ProgressView()
+          .controlSize(.small)
+          .padding(.trailing, 12)
+      }
+      
+      Button("Download") {
+        update.startDownload()
+      }
+      .buttonBorderShape(.capsule)
+      .keyboardShortcut(.defaultAction)
+      .controlSize(.large)
+      .disabled(update.isDownloading)
+    }
+  }
+  
+  @ViewBuilder
+  private func messageOnlyView(_ message: AppUpdateMessage) -> some View {
+    let iconName = {
+      switch message.kind {
+      case .info:
+        return "info.circle"
+      case .success:
+        return "checkmark.circle.fill"
+      case .error:
+        return "exclamationmark.triangle.fill"
+      }
+    }()
+    
+    HStack(alignment: .center, spacing: 12) {
+      
+      if message.kind == .success {
+        Text("👍")
+          .font(.system(size: 42))
+          .shadow(color: .yellow.mix(with: .black, by: 0.3).opacity(0.2), radius: 4, y: 1.5)
+      }
+      else {
+        Image(systemName: iconName)
+          .resizable()
+          .scaledToFit()
+          .symbolRenderingMode(.multicolor)
+          .frame(width: 48, height: 48)
+      }
+      
+      VStack(alignment: .leading, spacing: 2) {
+        Text(message.title)
+          .font(.title2)
+          .fontWeight(.semibold)
+        Text(message.detail)
+          .foregroundStyle(.secondary)
+      }
+      
+      Spacer()
+    }
+  }
+  
+  private var defaultPlaceholder: some View {
+    VStack(alignment: .center, spacing: 12) {
+      Text("No update information available.")
+        .font(.headline)
+      Button("Close") {
+        update.acknowledgeMessage()
+      }
+      .keyboardShortcut(.defaultAction)
+    }
+    .frame(maxWidth: .infinity, maxHeight: .infinity)
+  }
+  
+  private func releaseNotesMarkdown() -> String {
+    if let combined = update.releaseNotesCombined?
+      .trimmingCharacters(in: .whitespacesAndNewlines),
+       combined.isEmpty == false {
+      return combined
+    }
+    
+    let fallback = update.release?.notes.trimmingCharacters(in: .whitespacesAndNewlines) ?? ""
+    return fallback.isEmpty ? "_No release notes provided._" : fallback
+  }
+}
+
+#Preview {
+  AppUpdate.shared.release = UpdateReleaseInfo(
+    tagName: "1.0beta1",
+    displayVersion: "1.0b1",
+    versionNumber: 1.0,
+    buildNumber: 1,
+    notes: """
+    - Added support for release notes in Markdown.
+    - Improved the update workflow for macOS users.
+    """,
+    downloadURL: URL(string: "https://example.com")!,
+    assetName: "Hotline.zip"
+  )
+  AppUpdate.shared.releases = [AppUpdate.shared.release!]
+  AppUpdate.shared.releaseNotesCombined = nil
+  AppUpdate.shared.showWindow = true
+  return AppUpdateView()
+}