完成1.1版本

manifest.json

@@ -1,7 +1,7 @@
 {
   "manifest_version": 3,
   "name": "渠道应用开发部知识库",
-  "version": "1.0.2",
+  "version": "1.1",
   "description": "通过关键词快速搜索内部文档",
   "permissions": ["storage"],
   "host_permissions": [

popup.html

@@ -20,7 +20,13 @@
     <button id="searchBtn">搜索</button>
   </div>
 
-    <div id="historyTags" class="tag-history hidden"></div>
+  <div class="history-wrapper hidden" id="historyWrapper">
+    <div class="history-header">
+      <span>历史搜索：</span>
+      <img id="clearHistoryBtn" src="delete.png" title="清空历史记录" class="delete-icon" />
+    </div>
+    <div id="historyTags" class="tag-history"></div>
+  </div>
 
   <ul id="results"></ul>
 </div>

popup.js

@@ -1,21 +1,33 @@
 document.addEventListener("DOMContentLoaded", () => {
   const input = document.getElementById("searchInput");
   const searchBtn = document.getElementById("searchBtn");
+  const clearHistoryBtn = document.getElementById("clearHistoryBtn");
   const resultBox = document.getElementById("results");
   const historyBox = document.getElementById("historyTags");
+  const historyWrapper = document.getElementById("historyWrapper");
 
   let currentPage = 1;
   let totalPages = 1;
   let lastKeywords = [];
 
   function log(...args) {
-    console.log("[v1.0.2]", ...args);
+    try {
+      const version = chrome.runtime?.getManifest?.().version || "dev";
+      console.log(`[v${version}]`, ...args);
+    } catch (e) {
+      console.log("[v?]", ...args);
+    }
   }
 
   function showLoading() {
     resultBox.innerHTML = "<li>加载中...</li>";
   }
 
+  function clearResults() {
+    resultBox.innerHTML = "";
+    historyWrapper.classList.add("hidden");
+  }
+
   function renderPagination() {
     const pagination = document.createElement("div");
     pagination.className = "pagination";
@@ -38,10 +50,7 @@ document.addEventListener("DOMContentLoaded", () => {
   }
 
   function updateHistory(keyword) {
-    if (!chrome?.storage?.local) {
-      log("chrome.storage.local 不可用，跳过历史记录");
-      return;
-    }
+    if (!chrome?.storage?.local) return;
     chrome.storage.local.get(["searchHistory"], (res) => {
       let history = res.searchHistory || [];
       history = [keyword, ...history.filter(item => item !== keyword)];
@@ -56,7 +65,7 @@ document.addEventListener("DOMContentLoaded", () => {
       const history = res.searchHistory || [];
       historyBox.innerHTML = "";
       if (history.length === 0) {
-        historyBox.classList.add("hidden");
+        historyWrapper.classList.add("hidden");
         return;
       }
 
@@ -71,7 +80,7 @@ document.addEventListener("DOMContentLoaded", () => {
         historyBox.appendChild(tag);
       });
 
-      historyBox.classList.remove("hidden");
+      historyWrapper.classList.remove("hidden");
     });
   }
 
@@ -135,7 +144,10 @@ document.addEventListener("DOMContentLoaded", () => {
 
   function triggerSearch() {
     const inputValue = input.value.trim();
-    if (!inputValue) return;
+    if (!inputValue) {
+      clearResults();
+      return;
+    }
     const keywords = inputValue.split(/\s+/).filter(Boolean);
     updateHistory(inputValue);
     fetchResults(keywords, 1);
@@ -147,8 +159,19 @@ document.addEventListener("DOMContentLoaded", () => {
   });
 
   input.addEventListener("focus", renderHistoryTags);
+  input.addEventListener("input", () => {
+    if (!input.value.trim()) clearResults();
+  });
+
   input.addEventListener("blur", () => {
-    setTimeout(() => historyBox.classList.add("hidden"), 200);
+    setTimeout(() => historyWrapper.classList.add("hidden"), 200);
+  });
+
+  clearHistoryBtn.addEventListener("click", () => {
+    chrome.storage.local.remove("searchHistory", () => {
+      log("历史记录已清空");
+      renderHistoryTags();
+    });
   });
 
   log("插件初始化完成");

styles.css

@@ -147,3 +147,63 @@ h1 {
 .pagination button:hover {
   background-color: #ddd;
 }
+
+/* 基础结构样式保持不变，新增按钮样式 */
+
+#clearHistoryBtn {
+  background: #f8f8f8;
+  border: 1px solid #ccc;
+  border-radius: 4px;
+  font-size: 14px;
+  padding: 0 10px;
+  cursor: pointer;
+  line-height: 28px;
+  height: 32px;
+}
+
+#clearHistoryBtn:hover {
+  background-color: #eee;
+}
+
+/* 原样式基础上追加 */
+.history-wrapper {
+  margin-bottom: 10px;
+}
+
+.history-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  font-size: 13px;
+  margin-bottom: 6px;
+}
+
+#clearHistoryBtn {
+  background: #f8f8f8;
+  border: 1px solid #ccc;
+  border-radius: 4px;
+  font-size: 14px;
+  padding: 2px 8px;
+  cursor: pointer;
+  line-height: 20px;
+}
+
+#clearHistoryBtn:hover {
+  background-color: #eee;
+}
+
+.delete-icon {
+  width: 16px;
+  height: 16px;
+  max-width: 100%;
+  object-fit: contain;
+  cursor: pointer;
+  opacity: 0.6;
+  transition: opacity 0.2s;
+}
+
+.delete-icon:hover {
+  opacity: 1;
+  background-color: #f0f0f0;
+  border-radius: 3px;
+}