feat: 添加搜索功能的优先级选择、AI 开关和最低展示分数控制，优化用户体验

templates/search.html

@@ -35,6 +35,22 @@
                     <option value="{{ key }}" {% if fuzziness == key %}selected{% endif %}>{{ profile.label }}</option>
                     {% endfor %}
                 </select>
+                <label class="priority-label">优先级:
+                    <select id="priority-select" name="priority" aria-label="搜索优先级">
+                        <option value="name" {% if priority == 'name' %}selected{% endif %}>名称优先</option>
+                        <option value="part_no" {% if priority == 'part_no' %}selected{% endif %}>料号优先</option>
+                    </select>
+                </label>
+                <!-- AI 开关：用户可选择是否启用 AI 解析，状态保存在 localStorage -->
+                <input type="hidden" id="use-ai-hidden" name="use_ai" value="1">
+                <label class="ai-toggle">
+                    <input type="checkbox" id="use-ai-toggle" checked>
+                    启用 AI 解析
+                </label>
+                <!-- 最低展示分数控制（本地保存） -->
+                <label class="min-score-label">最低展示分数:
+                    <input id="min-score-input" type="number" name="min_score" step="0.1" min="0" value="{{ min_display_score }}" style="width:80px">
+                </label>
                 <button class="btn" type="submit">搜索</button>
             </form>
             <div class="search-examples">
@@ -195,6 +211,47 @@
                 });
             }
 
+            // AI 开关行为：从 localStorage 读取用户偏好并在提交时保存
+            var useAiToggle = document.getElementById('use-ai-toggle');
+            var useAiHidden = document.getElementById('use-ai-hidden');
+            var minScoreInput = document.getElementById('min-score-input');
+            var prioritySelect = document.getElementById('priority-select');
+            try {
+                var saved = localStorage.getItem('use_ai_enabled');
+                if (saved !== null) {
+                    var enabled = saved === '1' || saved === 'true';
+                    if (useAiToggle) useAiToggle.checked = enabled;
+                    if (useAiHidden) useAiHidden.value = enabled ? '1' : '0';
+                }
+                var savedScore = localStorage.getItem('search_min_score');
+                if (savedScore !== null && minScoreInput) {
+                    minScoreInput.value = savedScore;
+                }
+                var savedPriority = localStorage.getItem('search_priority');
+                if (savedPriority !== null && prioritySelect) {
+                    try { prioritySelect.value = savedPriority; } catch (e) {}
+                }
+            } catch (e) {
+                // ignore localStorage errors
+            }
+            if (searchForm) {
+                searchForm.addEventListener('submit', function () {
+                    var enabled = !!(useAiToggle && useAiToggle.checked);
+                    if (useAiHidden) useAiHidden.value = enabled ? '1' : '0';
+                    try {
+                        if (minScoreInput) {
+                            localStorage.setItem('search_min_score', String(minScoreInput.value));
+                        }
+                        if (prioritySelect) {
+                            localStorage.setItem('search_priority', String(prioritySelect.value));
+                        }
+                    } catch (e) {}
+                    try {
+                        localStorage.setItem('use_ai_enabled', enabled ? '1' : '0');
+                    } catch (e) {}
+                });
+            }
+
             document.querySelectorAll('[data-example]').forEach(function (button) {
                 button.addEventListener('click', function () {
                     if (!searchInput || !searchForm) {