在录音时，不能息屏

pages-subpackage/furniture_reception/serviceListFurniture.vue

@@ -133,6 +133,10 @@
 						<text>结束服务</text>
 					</view>
 				</view>
+				<view v-if="isRecordingItem(item.id)" class="recording-realtime">
+					<text>已录音：{{ formatRecordingElapsed(recordingElapsedSeconds) }}</text>
+					<text>当前大小：{{ formatRecordingSize(recordingEstimatedSizeBytes) }}</text>
+				</view>
 			</view>
 			<view class="service-status-empty" v-if="!serviceStatusLoading && !serviceStatusList.length">
 				<text>{{ emptyListHint }}</text>
@@ -268,7 +272,11 @@ export default {
 			recorderSupported: false,
 			recorderManager: null,
 			recordingServiceId: null,
-			recordingContext: null
+			recordingContext: null,
+			recordingElapsedSeconds: 0,
+			recordingEstimatedSizeBytes: 0,
+			recordingTicker: null,
+			keepScreenOnEnabled: false
 		}
 	},
 	mounted() {
@@ -280,6 +288,8 @@ export default {
 		this.fetchServiceStatusList();
 	},
 	beforeUnmount() {
+		this.stopRecordingTicker();
+		this.setKeepScreenOn(false);
 		if (this.recorderManager && this.recordingServiceId) {
 			try {
 				this.recorderManager.stop();
@@ -300,6 +310,8 @@ export default {
 				const ctx = this.recordingContext;
 				this.recordingServiceId = null;
 				this.recordingContext = null;
+				this.stopRecordingTicker();
+				this.setKeepScreenOn(false);
 				const tempFilePath = res.tempFilePath || '';
 				if (!ctx || !ctx.id) {
 					return;
@@ -314,9 +326,60 @@ export default {
 			this.recorderManager.onError(() => {
 				this.recordingServiceId = null;
 				this.recordingContext = null;
+				this.stopRecordingTicker();
+				this.setKeepScreenOn(false);
 				uni.showToast({ title: '录音出错', icon: 'none' });
 			});
 		},
+		setKeepScreenOn(enabled) {
+			if (typeof uni.setKeepScreenOn !== 'function') {
+				return;
+			}
+			uni.setKeepScreenOn({
+				keepScreenOn: !!enabled,
+				success: () => {
+					this.keepScreenOnEnabled = !!enabled;
+				},
+				fail: () => {
+					this.keepScreenOnEnabled = false;
+				},
+			});
+		},
+		startRecordingTicker() {
+			this.stopRecordingTicker();
+			this.recordingElapsedSeconds = 0;
+			this.recordingEstimatedSizeBytes = 0;
+			// 96kbps（encodeBitRate）约等于每秒 12000 字节
+			const bytesPerSecond = 96000 / 8;
+			this.recordingTicker = setInterval(() => {
+				this.recordingElapsedSeconds += 1;
+				this.recordingEstimatedSizeBytes = Math.floor(this.recordingElapsedSeconds * bytesPerSecond);
+			}, 1000);
+		},
+		stopRecordingTicker() {
+			if (this.recordingTicker) {
+				clearInterval(this.recordingTicker);
+			}
+			this.recordingTicker = null;
+			this.recordingElapsedSeconds = 0;
+			this.recordingEstimatedSizeBytes = 0;
+		},
+		formatRecordingElapsed(seconds) {
+			const safeSeconds = Math.max(0, Number(seconds) || 0);
+			const minutes = String(Math.floor(safeSeconds / 60)).padStart(2, '0');
+			const remainSeconds = String(safeSeconds % 60).padStart(2, '0');
+			return `${minutes}:${remainSeconds}`;
+		},
+		formatRecordingSize(bytes) {
+			const size = Math.max(0, Number(bytes) || 0);
+			if (size < 1024) {
+				return `${size} B`;
+			}
+			if (size < 1024 * 1024) {
+				return `${(size / 1024).toFixed(1)} KB`;
+			}
+			return `${(size / (1024 * 1024)).toFixed(2)} MB`;
+		},
 		isRecordingItem(recordId) {
 			if (!recordId || !this.recordingServiceId) {
 				return false;
@@ -356,9 +419,13 @@ export default {
 					encodeBitRate: 96000,
 					format: 'mp3'
 				});
+				this.setKeepScreenOn(true);
+				this.startRecordingTicker();
 			} catch (e) {
 				this.recordingServiceId = null;
 				this.recordingContext = null;
+				this.stopRecordingTicker();
+				this.setKeepScreenOn(false);
 				uni.showToast({ title: '无法开始录音', icon: 'none' });
 			}
 		},
@@ -370,6 +437,8 @@ export default {
 			if (String(item.id) !== this.recordingServiceId) {
 				return;
 			}
+			this.stopRecordingTicker();
+			this.setKeepScreenOn(false);
 			this.recorderManager.stop();
 		},
 		/**
@@ -1449,6 +1518,18 @@ export default {
 		color: #999;
 		font-size: 28rpx;
 	}
+
+	.recording-realtime {
+		margin-top: 12rpx;
+		display: flex;
+		align-items: center;
+		gap: 20rpx;
+	}
+
+	.recording-realtime text {
+		font-size: 24rpx;
+		color: #FF3B30;
+	}
 	
 	/* 补录弹窗样式 */
 	.supplement-dialog-mask {