diff --git a/src/views/liveBroadcast/LiveBroadcast.vue b/src/views/liveBroadcast/LiveBroadcast.vue
index aee4765..df36543 100644
--- a/src/views/liveBroadcast/LiveBroadcast.vue
+++ b/src/views/liveBroadcast/LiveBroadcast.vue
@@ -50,7 +50,9 @@
 					background: `${new Date(data.liveStartTime).getTime() > new Date().getTime() ? '#999' : 'rgb(59, 191, 252)'}`,
 				}" @click="showClick">观看
 				</botton>
-				<botton class="btn" :style="{
+				<botton v-if="!isAllowSign" class="btn" style="margin-right: 20px; background: #999" @click="signClick">签到
+				</botton>
+				<botton v-else class="btn" :style="{
 					background: `${new Date(data.liveStartTime).getTime() > new Date().getTime() ? '#999' : data.signFlag ? '#999' : 'rgb(57, 146, 249)'}`,
 				}" @click="signClick">{{ data.signFlag ? "已签到" : "签到" }}
 				</botton>
diff --git a/src/views/moreActive/MoreActive.vue b/src/views/moreActive/MoreActive.vue
index a6b9e2e..60cdf95 100644
--- a/src/views/moreActive/MoreActive.vue
+++ b/src/views/moreActive/MoreActive.vue
@@ -45,13 +45,9 @@
           <div style="margin-left: 8px">{{ data?.activityAddress }}</div>
         </div>
       </div>
-      <botton
-        class="btn"
-        :style="{
-          background: `${data.signFlag ? '#999' : 'rgb(57, 146, 249)'}`,
-        }"
-        @click="signClick"
-        >{{ data.signFlag ? "已签到" : "签到" }}
+      <botton v-if="!isAllowSign" class="btn" style="margin-right: 20px; background: #999" @click="signClick">签到
+				</botton>
+      <botton class="btn" :style="{background: `${data.signFlag ? '#999' : 'rgb(57, 146, 249)'}`, }" @click="signClick" >{{ data.signFlag ? "已签到" : "签到" }}
       </botton>
     </div>
     <!-- 基本信息 -->
@@ -147,6 +143,7 @@ import { request, useRequest } from "@/api/request";
 import { useRouter } from "vue-router";
 import { useRoute } from "vue-router/dist/vue-router";
 import { ElMessage } from "element-plus";
+import { reactive, onUnmounted } from "vue";
 const router = useRouter();
 const returnclick = () => {
   router.back();
@@ -154,7 +151,10 @@ const returnclick = () => {
 const {
   query: { courseId: activityId, id: taskId, type, pName, sName },
 } = useRoute();
+const state = reactive({
 
+	isAllowSign: false,
+});
 const { data } = useRequest(ACTIVITY, { activityId });
 const signClick = (tab, event) => {
   if (data.value.signFlag) {
@@ -168,6 +168,57 @@ const signClick = (tab, event) => {
     type,
   });
 };
+let timer = null;
+//判断能否签到
+function isSignClick() {
+	timer = setInterval(() => {
+		let beginTime = new Date(data.activityStartTime).getTime();
+		let endTime = !data.afterSignIn
+			? new Date(data.activityEndTime).getTime()
+			: new Date(data.activityStartTime).getTime();
+		let nowTime = new Date().getTime();
+		if (data.beforeSignIn && data.afterSignIn) {
+			//有开始前有开始后
+			beginTime = beginTime - data.beforeSignIn * 60 * 1000;
+			endTime = endTime + data.afterSignIn * 60 * 1000;
+			console.log("1111");
+		} else if (
+			data.beforeSignIn &&
+			!data.afterSignIn
+		) {
+			//只有开始前无开始后
+			beginTime = beginTime - data.beforeSignIn * 60 * 1000;
+			console.log("11112222");
+		} else if (
+			!data.beforeSignIn &&
+			data.afterSignIn
+		) {
+			//无开始前有开始后
+			endTime = endTime + data.afterSignIn * 60 * 1000;
+			console.log("1111333");
+		}
+		if (nowTime < endTime && nowTime > beginTime) {
+			state.isAllowSign = true;
+		} else {
+			state.isAllowSign = false;
+		}
+		// console.log(
+		//   "isAllowSign",
+		//   state.isAllowSign,
+		//   nowTime,
+		//   endTime,
+		//   beginTime,
+		//   nowTime < endTime,
+		//   nowTime > beginTime
+		// );
+	}, 1000);
+}
+isSignClick();
+onUnmounted(() => {
+	if (timer) {
+		clearInterval(timer);
+	}
+});
 </script>
 
 <!-- Add "scoped" attribute to limit CSS to this component only -->