Improved Timer UI, removed the Tab

DynamicIsland/models/TimerPreset.swift

@@ -0,0 +1,93 @@
+//
+//  TimerPreset.swift
+//  DynamicIsland
+//
+//  Created by GitHub Copilot on 2025-11-01.
+//
+
+import SwiftUI
+import AppKit
+import Defaults
+
+struct TimerPreset: Identifiable, Codable, Hashable, Defaults.Serializable {
+    struct ColorData: Codable, Hashable, Defaults.Serializable {
+        var red: Double
+        var green: Double
+        var blue: Double
+        var alpha: Double
+
+        init(red: Double, green: Double, blue: Double, alpha: Double = 1.0) {
+            self.red = red
+            self.green = green
+            self.blue = blue
+            self.alpha = alpha
+        }
+
+        init(color: Color) {
+            let nsColor = NSColor(color).usingColorSpace(.sRGB) ?? NSColor(color)
+            self.red = nsColor.redComponent
+            self.green = nsColor.greenComponent
+            self.blue = nsColor.blueComponent
+            self.alpha = nsColor.alphaComponent
+        }
+
+        var color: Color {
+            Color(red: red, green: green, blue: blue, opacity: alpha)
+        }
+    }
+
+    struct DurationComponents {
+        var hours: Int
+        var minutes: Int
+        var seconds: Int
+    }
+
+    var id: UUID
+    var name: String
+    var duration: TimeInterval
+    var colorData: ColorData
+
+    init(id: UUID = UUID(), name: String, duration: TimeInterval, colorData: ColorData) {
+        self.id = id
+        self.name = name
+        self.duration = duration
+        self.colorData = colorData
+    }
+
+    init(id: UUID = UUID(), name: String, duration: TimeInterval, color: Color) {
+        self.init(id: id, name: name, duration: duration, colorData: ColorData(color: color))
+    }
+
+    var color: Color {
+        colorData.color
+    }
+
+    mutating func updateColor(_ newColor: Color) {
+        colorData = ColorData(color: newColor)
+    }
+
+    var formattedDuration: String {
+        let formatter = DateComponentsFormatter()
+        formatter.allowedUnits = duration >= 3600 ? [.hour, .minute, .second] : [.minute, .second]
+        formatter.zeroFormattingBehavior = [.pad]
+        return formatter.string(from: duration) ?? "0:00"
+    }
+
+    static func components(for duration: TimeInterval) -> DurationComponents {
+        let totalSeconds = max(0, Int(duration))
+        let hours = totalSeconds / 3600
+        let minutes = (totalSeconds % 3600) / 60
+        let seconds = totalSeconds % 60
+        return DurationComponents(hours: hours, minutes: minutes, seconds: seconds)
+    }
+
+    static func duration(from components: DurationComponents) -> TimeInterval {
+        TimeInterval(components.hours * 3600 + components.minutes * 60 + components.seconds)
+    }
+
+    static let defaultPresets: [TimerPreset] = [
+        TimerPreset(name: "Focus", duration: 25 * 60, color: Color.orange),
+        TimerPreset(name: "Break", duration: 5 * 60, color: Color.green),
+        TimerPreset(name: "Deep Work", duration: 45 * 60, color: Color.purple)
+    ]
+}