137 lines
4.9 KiB
Swift
137 lines
4.9 KiB
Swift
import SwiftUI
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/// 与安卓端横屏布局一致：全屏播放 + 半透明句面板 + 退出全屏按钮。
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struct FullscreenPlayerView: View {
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@ObservedObject var controller: PlayerController
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let onExit: () -> Void
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var body: some View {
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ZStack {
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Color.black.ignoresSafeArea()
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PlayerSurfaceView(controller: controller)
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.ignoresSafeArea()
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VStack {
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Spacer()
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VStack(alignment: .leading, spacing: 6) {
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Text(controller.currentItem?.title ?? "未选择课程")
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.font(.system(size: 17, weight: .bold))
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.foregroundColor(.white)
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.lineLimit(1)
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Text(sentenceMetaText)
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.font(.system(size: 13))
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.foregroundColor(Theme.textOverlay)
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Text(sentenceTextText)
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.font(.system(size: 15))
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.foregroundColor(.white)
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.lineLimit(2)
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progressRow
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Text(statusText)
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.font(.system(size: 13))
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.foregroundColor(Theme.textOverlay)
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}
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.padding(18)
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.frame(maxWidth: .infinity, alignment: .leading)
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.background(Theme.overlayFaint)
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}
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VStack {
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Spacer()
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HStack {
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Spacer()
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Button(action: onExit) {
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Image(systemName: "arrow.down.right.and.arrow.up.left")
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.font(.system(size: 18, weight: .bold))
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.foregroundColor(.white)
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.frame(width: 44, height: 44)
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.background(Theme.overlay)
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.clipShape(Circle())
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}
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.buttonStyle(.plain)
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}
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}
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.padding(16)
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}
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}
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@State private var progressDragging = false
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@State private var dragPositionMs: Int64 = 0
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private var progressRow: some View {
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let duration = controller.snapshot.durationMs
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return HStack(spacing: 8) {
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Text(Theme.formatTime(controller.snapshot.positionMs))
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.font(.system(size: 13))
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.foregroundColor(Theme.textOverlay)
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Slider(
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value: progressBinding,
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in: 0...max(1, Double(duration)),
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onEditingChanged: { editing in
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if editing {
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progressDragging = true
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} else {
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progressDragging = false
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controller.seek(to: dragPositionMs)
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}
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}
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)
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.tint(Theme.accentLight)
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Text(Theme.formatTime(controller.snapshot.durationMs))
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.font(.system(size: 13))
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.foregroundColor(Theme.textOverlay)
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}
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}
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private var progressBinding: Binding<Double> {
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Binding(
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get: {
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if progressDragging {
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return Double(dragPositionMs)
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}
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return Double(controller.snapshot.positionMs)
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},
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set: { newValue in
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dragPositionMs = Int64(newValue)
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}
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)
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}
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private var sentenceMetaText: String {
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switch controller.boundaryState {
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case .loading(let isLocal):
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return isLocal ? "句子边界分析中" : "句子边界加载中"
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case .failed:
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return "暂无句子边界"
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case .idle, .loaded:
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guard let sentence = controller.currentSentence else {
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return "暂无句子边界"
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}
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let count = controller.currentItem?.sentences.count ?? 0
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let countText = count > 0 ? " / \(count)" : ""
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return "第 \(sentence.index + 1)\(countText) 句 \(Theme.formatTime(sentence.startMs))-\(Theme.formatTime(sentence.endMs))"
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}
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}
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private var sentenceTextText: String {
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switch controller.boundaryState {
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case .loading(let isLocal):
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return isLocal ? "正在匹配服务端句子边界" : (controller.currentItem?.title ?? "加载中")
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case .failed:
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return controller.currentItem?.title ?? "未选择课程"
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case .idle, .loaded:
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guard let sentence = controller.currentSentence else {
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return controller.currentItem?.title ?? "未选择课程"
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}
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if let text = sentence.text, !text.isEmpty {
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return text
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}
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return "当前句子"
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}
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}
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private var statusText: String {
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if let message = controller.transientMessage {
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return message
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}
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return controller.playbackStatusText(controller.snapshot)
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}
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}
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