added ios module

ios/OralTrainer/Views/Theme.swift

@@ -0,0 +1,77 @@
+import SwiftUI
+
+enum Theme {
+    static let background = Color(hex: 0x0C0F12)
+    static let surface = Color(hex: 0x1C2228)
+    static let border = Color(hex: 0x323B43)
+    static let buttonBlue = Color(hex: 0x2563EB)
+    static let accent = Color(hex: 0x15B884)
+    static let accentDeep = Color(hex: 0x077656)
+    static let accentLight = Color(hex: 0x5EEAB6)
+    static let selected = Color(hex: 0xE5F8F0)
+    static let progressTrack = Color(hex: 0xE0E7EB)
+    static let progressTrackDark = Color(hex: 0x373E46)
+    static let lightBorder = Color(hex: 0xDAE2E8)
+    static let overlay = Color(red: 9.0 / 255.0, green: 12.0 / 255.0, blue: 16.0 / 255.0, opacity: 0.7)
+    static let textDark = Color(hex: 0x12181F)
+    static let textMuted = Color(hex: 0x97A2AE)
+    static let textSubtle = Color(hex: 0x58626C)
+    static let textOverlay = Color(hex: 0xA3ACB6)
+
+    static func formatTime(_ ms: Int64) -> String {
+        if ms < 0 {
+            return "--:--"
+        }
+        let totalSeconds = ms / 1000
+        let hours = Int(totalSeconds / 3600)
+        let minutes = Int((totalSeconds % 3600) / 60)
+        let seconds = Int(totalSeconds % 60)
+        if hours > 0 {
+            return String(format: "%d:%02d:%02d", hours, minutes, seconds)
+        }
+        return String(format: "%02d:%02d", minutes, seconds)
+    }
+
+    static func formatSpeed(_ speed: Float) -> String {
+        var value = String(format: "%.2f", speed)
+        while value.hasSuffix("0") {
+            value.removeLast()
+        }
+        if value.hasSuffix(".") {
+            value.removeLast()
+        }
+        return "\(value)x"
+    }
+}
+
+extension Color {
+    init(hex: UInt32) {
+        self.init(
+            .sRGB,
+            red: Double((hex >> 16) & 0xFF) / 255.0,
+            green: Double((hex >> 8) & 0xFF) / 255.0,
+            blue: Double(hex & 0xFF) / 255.0,
+            opacity: 1
+        )
+    }
+}
+
+extension PlayerController {
+    /// 与安卓端 playbackStatus() 一致的播放状态文案。
+    func playbackStatusText(_ snapshot: PlaybackSnapshot) -> String {
+        let state: String
+        if snapshot.isPlaying {
+            state = "播放中"
+        } else if snapshot.state == .buffering {
+            state = "缓冲中"
+        } else if snapshot.state == .ended {
+            state = "已结束"
+        } else {
+            state = "已暂停"
+        }
+        if let index = snapshot.sentenceIndex {
+            return "\(state) · 第 \(index + 1) 句"
+        }
+        return state
+    }
+}