分离api接口

app.py

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+from datetime import datetime
+from fastapi import FastAPI
+from pydantic import BaseModel
+from loguru import logger
+
+app = FastAPI(title="直播状态控制接口")
+app.shared_config = None
+
+class SpeakingStatus(BaseModel):
+    is_speaking: bool
+
+@app.post("/speaking-status", summary="更新说话状态")
+def update_speaking_status(status: SpeakingStatus):
+    if app.shared_config is None:
+        return {"error": "服务未初始化"}
+
+    prev = app.shared_config.get("is_speaking", False)
+    app.shared_config["is_speaking"] = status.is_speaking
+
+    # 当状态从 True 变为 False 的瞬间，取出预测队列并计算差值
+    if (not status.is_speaking) and prev:
+        now_dt = datetime.now()
+        now_str = now_dt.strftime("%Y-%m-%d %H:%M:%S")
+        app.shared_config["speaking_false_time"] = now_str
+
+        predicted_time_str = None
+        try:
+            q = app.shared_config.get("prediction_queue")
+            if q is not None and len(q) > 0:
+                predicted_time_str = q.pop(0)
+        except Exception:
+            predicted_time_str = None
+
+        app.shared_config["predicted_time"] = predicted_time_str
+
+        # 打印日志
+        if predicted_time_str:
+            try:
+                predicted_dt = datetime.strptime(predicted_time_str, "%Y-%m-%d %H:%M:%S")
+                delta_seconds = (now_dt - predicted_dt).total_seconds()
+                app.shared_config["time_diff_seconds"] = float(delta_seconds)
+                logger.info(
+                    f"[计算差值] 队列剩余: {list(app.shared_config.get('prediction_queue', []))} | "
+                    f"真实时间: {now_str} | 使用预测: {predicted_time_str} | 差值(秒): {delta_seconds}"
+                )
+            except Exception:
+                app.shared_config["time_diff_seconds"] = None
+        else:
+            app.shared_config["time_diff_seconds"] = None
+            logger.warning(
+                f"[计算差值] 队列为空或解析失败 | 真实时间: {now_str}"
+            )
+
+    return {"message": "状态更新成功"}