Improve audio visualizer and add processing status indicators

VoiceInk/Views/Recorder/AudioVisualizerView.swift

@@ -4,110 +4,117 @@ struct AudioVisualizer: View {
     let audioMeter: AudioMeter
     let color: Color
     let isActive: Bool
-    
+
-    private let barCount = 12
+    private let barCount = 15
-    private let minHeight: CGFloat = 5
+    private let barWidth: CGFloat = 3
-    private let maxHeight: CGFloat = 32
+    private let barSpacing: CGFloat = 2
-    private let barWidth: CGFloat = 3.5
+    private let minHeight: CGFloat = 4
-    private let barSpacing: CGFloat = 2.3
+    private let maxHeight: CGFloat = 28
-    private let hardThreshold: Double = 0.3
+
-    
+    private let phases: [Double]
-    private let sensitivityMultipliers: [Double]
+
-    
+    @State private var heights: [CGFloat]
-    @State private var barHeights: [CGFloat]
+
-    @State private var targetHeights: [CGFloat]
-    
     init(audioMeter: AudioMeter, color: Color, isActive: Bool) {
         self.audioMeter = audioMeter
         self.color = color
         self.isActive = isActive
-        
+
-        self.sensitivityMultipliers = (0..<barCount).map { _ in
+        // Create smooth wave phases
-            Double.random(in: 0.2...1.9)
+        self.phases = (0..<barCount).map { Double($0) * 0.4 }
-        }
+        _heights = State(initialValue: Array(repeating: minHeight, count: barCount))
-        
-        _barHeights = State(initialValue: Array(repeating: minHeight, count: barCount))
-        _targetHeights = State(initialValue: Array(repeating: minHeight, count: barCount))
     }
-    
+
     var body: some View {
         HStack(spacing: barSpacing) {
             ForEach(0..<barCount, id: \.self) { index in
-                RoundedRectangle(cornerRadius: 1.7)
+                RoundedRectangle(cornerRadius: barWidth / 2)
-                    .fill(color)
+                    .fill(color.opacity(0.85))
-                    .frame(width: barWidth, height: barHeights[index])
+                    .frame(width: barWidth, height: heights[index])
             }
         }
         .onChange(of: audioMeter) { _, newValue in
-            if isActive {
+            updateWave(level: isActive ? newValue.averagePower : 0)
-                updateBars(with: Float(newValue.averagePower))
-            } else {
-                resetBars()
-            }
         }
-        .onChange(of: isActive) { _, newValue in
+        .onChange(of: isActive) { _, active in
-            if !newValue {
+            if !active { resetWave() }
-                resetBars()
+        }
+    }
+
+    private func updateWave(level: Double) {
+        let time = Date().timeIntervalSince1970
+        let amplitude = max(0, min(1, level))
+
+        // Boost lower levels for better visibility
+        let boosted = pow(amplitude, 0.7)
+
+        withAnimation(.easeOut(duration: 0.08)) {
+            for i in 0..<barCount {
+                let wave = sin(time * 8 + phases[i]) * 0.5 + 0.5
+                let centerDistance = abs(Double(i) - Double(barCount) / 2) / Double(barCount / 2)
+                let centerBoost = 1.0 - (centerDistance * 0.4)
+
+                let height = minHeight + CGFloat(boosted * wave * centerBoost) * (maxHeight - minHeight)
+                heights[i] = max(minHeight, height)
             }
         }
     }
-    
+
-    private func updateBars(with audioLevel: Float) {
+    private func resetWave() {
-        let rawLevel = max(0, min(1, Double(audioLevel)))
+        withAnimation(.easeOut(duration: 0.2)) {
-        let adjustedLevel = rawLevel < hardThreshold ? 0 : (rawLevel - hardThreshold) / (1.0 - hardThreshold)
+            heights = Array(repeating: minHeight, count: barCount)
-        
-        let range = maxHeight - minHeight
-        let center = barCount / 2
-        
-        for i in 0..<barCount {
-            let distanceFromCenter = abs(i - center)
-            let positionMultiplier = 1.0 - (Double(distanceFromCenter) / Double(center)) * 0.4
-            
-            // Use randomized sensitivity
-            let sensitivityAdjustedLevel = adjustedLevel * positionMultiplier * sensitivityMultipliers[i]
-            
-            let targetHeight = minHeight + CGFloat(sensitivityAdjustedLevel) * range
-            
-            let isDecaying = targetHeight < targetHeights[i]
-            let smoothingFactor: CGFloat = isDecaying ? 0.6 : 0.3 // Adjusted smoothing
-            
-            targetHeights[i] = targetHeights[i] * (1 - smoothingFactor) + targetHeight * smoothingFactor
-            
-            // Only update if change is significant enough to matter visually
-            if abs(barHeights[i] - targetHeights[i]) > 0.5 {
-                withAnimation(
-                    isDecaying
-                    ? .spring(response: 0.4, dampingFraction: 0.8)
-                    : .spring(response: 0.3, dampingFraction: 0.7)
-                ) {
-                    barHeights[i] = targetHeights[i]
-                }
-            }
-        }
-    }
-    
-    private func resetBars() {
-        withAnimation(.easeOut(duration: 0.15)) {
-            barHeights = Array(repeating: minHeight, count: barCount)
-            targetHeights = Array(repeating: minHeight, count: barCount)
         }
     }
 }
 
 struct StaticVisualizer: View {
-    private let barCount = 12
+    // Match AudioVisualizer dimensions
-    private let barWidth: CGFloat = 3.5
+    private let barCount = 14
-    private let staticHeight: CGFloat = 5.0 
+    private let barWidth: CGFloat = 3
-    private let barSpacing: CGFloat = 2.3
+    private let staticHeight: CGFloat = 4
+    private let barSpacing: CGFloat = 2
     let color: Color
-    
+
     var body: some View {
         HStack(spacing: barSpacing) {
-            ForEach(0..<barCount, id: \.self) { index in
+            ForEach(0..<barCount, id: \.self) { _ in
-                RoundedRectangle(cornerRadius: 1.7)
+                RoundedRectangle(cornerRadius: barWidth / 2)
-                    .fill(color)
+                    .fill(color.opacity(0.5))
                     .frame(width: barWidth, height: staticHeight)
             }
         }
     }
 }
+
+// MARK: - Processing Status Display (Transcribing/Enhancing states)
+struct ProcessingStatusDisplay: View {
+    enum Mode {
+        case transcribing
+        case enhancing
+    }
+
+    let mode: Mode
+    let color: Color
+
+    private var label: String {
+        switch mode {
+        case .transcribing:
+            return "Transcribing"
+        case .enhancing:
+            return "Enhancing"
+        }
+    }
+
+    var body: some View {
+        VStack(spacing: 4) {
+            Text(label)
+                .foregroundColor(color)
+                .font(.system(size: 11, weight: .medium))
+                .lineLimit(1)
+                .minimumScaleFactor(0.5)
+
+            ProgressAnimation(color: color)
+        }
+        .frame(height: 28) // Match AudioVisualizer maxHeight for no layout shift
+    }
+}

VoiceInk/Views/Recorder/RecorderComponents.swift

@@ -123,29 +123,46 @@ struct ProcessingIndicator: View {
 
 // MARK: - Progress Animation Component
 struct ProgressAnimation: View {
+    let color: Color
+    let animationSpeed: Double
+
+    private let dotCount = 5
+    private let dotSize: CGFloat = 3
+    private let dotSpacing: CGFloat = 2
+
     @State private var currentDot = 0
     @State private var timer: Timer?
-    let animationSpeed: Double
+
-    
+    init(color: Color = .white, animationSpeed: Double = 0.3) {
+        self.color = color
+        self.animationSpeed = animationSpeed
+    }
+
     var body: some View {
-        HStack(spacing: 2) {
+        HStack(spacing: dotSpacing) {
-            ForEach(0..<5, id: \.self) { index in
+            ForEach(0..<dotCount, id: \.self) { index in
-                Circle()
+                RoundedRectangle(cornerRadius: dotSize / 2)
-                    .fill(Color.white.opacity(index <= currentDot ? 0.8 : 0.2))
+                    .fill(color.opacity(index <= currentDot ? 0.85 : 0.25))
-                    .frame(width: 3.5, height: 3.5)
+                    .frame(width: dotSize, height: dotSize)
             }
         }
         .onAppear {
-            timer = Timer.scheduledTimer(withTimeInterval: animationSpeed, repeats: true) { _ in
+            startAnimation()
-                currentDot = (currentDot + 1) % 7
-                if currentDot >= 5 { currentDot = -1 }
-            }
         }
         .onDisappear {
             timer?.invalidate()
             timer = nil
         }
     }
+
+    private func startAnimation() {
+        timer?.invalidate()
+        currentDot = 0
+        timer = Timer.scheduledTimer(withTimeInterval: animationSpeed, repeats: true) { _ in
+            currentDot = (currentDot + 1) % (dotCount + 2)
+            if currentDot > dotCount { currentDot = -1 }
+        }
+    }
 }
 
 // MARK: - Prompt Button Component
@@ -276,35 +293,21 @@ struct RecorderStatusDisplay: View {
     let currentState: RecordingState
     let audioMeter: AudioMeter
     let menuBarHeight: CGFloat?
-    
+
     init(currentState: RecordingState, audioMeter: AudioMeter, menuBarHeight: CGFloat? = nil) {
         self.currentState = currentState
         self.audioMeter = audioMeter
         self.menuBarHeight = menuBarHeight
     }
-    
+
     var body: some View {
         Group {
             if currentState == .enhancing {
-                VStack(spacing: 2) {
+                ProcessingStatusDisplay(mode: .enhancing, color: .white)
-                    Text("Enhancing")
+                    .transition(.opacity)
-                        .foregroundColor(.white)
-                        .font(.system(size: 11, weight: .medium, design: .default))
-                        .lineLimit(1)
-                        .minimumScaleFactor(0.5)
-                    
-                    ProgressAnimation(animationSpeed: 0.15)
-                }
             } else if currentState == .transcribing {
-                VStack(spacing: 2) {
+                ProcessingStatusDisplay(mode: .transcribing, color: .white)
-                    Text("Transcribing")
+                    .transition(.opacity)
-                        .foregroundColor(.white)
-                        .font(.system(size: 11, weight: .medium, design: .default))
-                        .lineLimit(1)
-                        .minimumScaleFactor(0.5)
-                    
-                    ProgressAnimation(animationSpeed: 0.12)
-                }
             } else if currentState == .recording {
                 AudioVisualizer(
                     audioMeter: audioMeter,
@@ -312,10 +315,13 @@ struct RecorderStatusDisplay: View {
                     isActive: currentState == .recording
                 )
                 .scaleEffect(y: menuBarHeight != nil ? min(1.0, (menuBarHeight! - 8) / 25) : 1.0, anchor: .center)
+                .transition(.opacity)
             } else {
                 StaticVisualizer(color: .white)
                     .scaleEffect(y: menuBarHeight != nil ? min(1.0, (menuBarHeight! - 8) / 25) : 1.0, anchor: .center)
+                    .transition(.opacity)
             }
         }
+        .animation(.easeInOut(duration: 0.2), value: currentState)
     }
 }