Improve dashboard filter controls

index.html

@@ -46,17 +46,33 @@
     .alert[hidden] { display: none; }
     .filters { display: grid; gap: 12px; margin: 0 0 20px; padding: 16px 18px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); box-shadow: var(--shadow); }
     .filter-row { display: flex; flex-wrap: wrap; align-items: end; gap: 14px 20px; }
-    .filter-group { display: grid; gap: 5px; }
+    .filter-group { display: grid; gap: 5px; min-width: 160px; }
     .filter-group > span, .filter-group > label { color: var(--muted); font-size: 13px; }
     .filter-group input, .filter-group select { min-height: 36px; padding: 6px 9px; border: 1px solid var(--border); border-radius: 8px; background: #fff; color: var(--text); font: inherit; }
-    .filter-group select[multiple] { min-width: 220px; min-height: 96px; }
     .filter-group select:disabled { background: #f1f4f8; color: var(--muted); }
-    .filter-help { color: var(--muted); font-size: 12px; }
+    .currency-group { min-width: 150px; }
-    .range-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
+    .currency-help, .filter-help, .rate-info { color: var(--muted); font-size: 12px; }
-    .range-button { min-height: 36px; padding: 6px 11px; border: 1px solid var(--border); border-radius: 8px; background: #fff; color: var(--text); cursor: pointer; font: inherit; }
+    .currency-help { line-height: 1.35; }
-    .range-button:hover, .range-button:focus, .range-button[data-active="true"] { border-color: var(--primary); color: var(--primary); }
+    .date-fields { display: flex; flex-wrap: wrap; gap: 12px 14px; align-items: end; }
-    .currency-help, .rate-info { color: var(--muted); font-size: 12px; }
+    .date-fields[hidden] { display: none; }
-    .rate-info { display: flex; flex-wrap: wrap; gap: 5px 10px; align-items: center; }
+    .multi-select { position: relative; min-width: 250px; }
+    .multi-select-trigger { display: flex; width: 100%; min-height: 36px; align-items: center; justify-content: space-between; gap: 12px; padding: 6px 10px; border: 1px solid var(--border); border-radius: 8px; background: #fff; color: var(--text); cursor: pointer; font: inherit; text-align: left; }
+    .multi-select-trigger::after { content: '⌄'; color: var(--muted); }
+    .multi-select-trigger:hover, .multi-select-trigger:focus, .multi-select-trigger[aria-expanded="true"] { border-color: var(--primary); outline: 2px solid rgba(37, 99, 235, 0.12); }
+    .multi-select-trigger:disabled { background: #f1f4f8; color: var(--muted); cursor: not-allowed; }
+    .multi-select-panel { position: absolute; z-index: 10; top: calc(100% + 6px); left: 0; width: min(320px, calc(100vw - 40px)); padding: 10px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); box-shadow: var(--shadow); }
+    .multi-select-panel[hidden] { display: none; }
+    .multi-select-search { width: 100%; min-height: 34px; margin-bottom: 8px; }
+    .multi-select-list { display: grid; max-height: 220px; gap: 2px; overflow-y: auto; padding: 2px; }
+    .multi-select-option { display: flex; min-height: 32px; align-items: center; gap: 8px; padding: 5px 6px; border-radius: 6px; cursor: pointer; }
+    .multi-select-option:hover, .multi-select-option:focus-within { background: #f1f5ff; }
+    .multi-select-option input { width: 16px; height: 16px; min-height: 0; margin: 0; }
+    .multi-select-empty { padding: 8px 6px; color: var(--muted); font-size: 13px; }
+    .multi-select-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--border); }
+    .multi-select-action { min-height: 32px; padding: 5px 10px; border: 1px solid var(--border); border-radius: 7px; background: #fff; color: var(--text); cursor: pointer; font: inherit; }
+    .multi-select-action:hover, .multi-select-action:focus { border-color: var(--primary); color: var(--primary); }
+    .multi-select-action[data-action="confirm"] { border-color: var(--primary); background: var(--primary); color: #fff; }
+    .rate-info { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: center; }
     .rate-info a { color: var(--primary); }
     .metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 20px; }
     .metric, .chart-card { border: 1px solid var(--border); border-radius: 14px; background: var(--surface); box-shadow: var(--shadow); }
@@ -83,6 +99,8 @@
       .chart { height: 360px; }
       .filter-row { align-items: stretch; }
       .filter-group { flex: 1 1 145px; }
+      .multi-select { min-width: 0; }
+      .multi-select-panel { left: 50%; transform: translateX(-50%); max-width: calc(100vw - 32px); }
     }
   </style>
 </head>
@@ -103,20 +121,21 @@
 
     <section class="filters" id="filters" aria-label="筛选与换算" hidden>
       <div class="filter-row">
-        <div class="filter-group">
+        <div class="filter-group currency-group">
           <label for="currency-select">显示币种</label>
           <select id="currency-select"></select>
+          <span class="currency-help" id="currency-help"></span>
         </div>
         <div class="filter-group">
-          <span>日期范围</span>
+          <label for="range-select">日期范围</label>
-          <div class="range-actions">
+          <select id="range-select">
-            <button class="range-button" type="button" data-range="month">当月（按数据最新月份）</button>
+            <option value="month">当月（按数据最新月份）</option>
-            <button class="range-button" type="button" data-range="recent">最近30天（按数据最新日期）</button>
+            <option value="recent">最近30天</option>
-            <button class="range-button" type="button" data-range="all">全部</button>
+            <option value="all">全部</option>
+            <option value="custom">自定义</option>
+          </select>
         </div>
-        </div>
+        <div class="date-fields" id="date-fields" hidden>
-      </div>
-      <div class="filter-row">
           <div class="filter-group">
             <label for="start-date">开始日期</label>
             <input id="start-date" type="date">
@@ -125,12 +144,23 @@
             <label for="end-date">结束日期</label>
             <input id="end-date" type="date">
           </div>
+        </div>
         <div class="filter-group">
-          <label for="link-name-select">LinkName</label>
+          <label for="link-name-trigger">LinkName</label>
-          <select id="link-name-select" multiple size="4" disabled aria-describedby="link-name-summary"></select>
+          <div class="multi-select" id="link-name-picker">
+            <button class="multi-select-trigger" id="link-name-trigger" type="button" aria-haspopup="dialog" aria-expanded="false" aria-controls="link-name-panel" disabled>无可选 LinkName</button>
+            <div class="multi-select-panel" id="link-name-panel" role="dialog" aria-label="选择 LinkName" hidden>
+              <input class="multi-select-search" id="link-name-search" type="search" placeholder="搜索 LinkName" aria-label="搜索 LinkName">
+              <div class="multi-select-list" id="link-name-list" role="group"></div>
+              <div class="multi-select-actions">
+                <button class="multi-select-action" type="button" data-action="select-all">全选</button>
+                <button class="multi-select-action" type="button" data-action="clear">清空</button>
+                <button class="multi-select-action" type="button" data-action="confirm">确定</button>
+              </div>
+            </div>
+          </div>
           <span class="filter-help" id="link-name-summary" aria-live="polite">无可选 LinkName</span>
         </div>
-        <div class="currency-help" id="currency-help"></div>
       </div>
       <div class="rate-info" id="rate-info">
         <span id="rate-status">尚未需要汇率换算</span>
@@ -193,11 +223,17 @@
         filters: document.getElementById('filters'),
         currency: document.getElementById('currency-select'),
         currencyHelp: document.getElementById('currency-help'),
+        rangeSelect: document.getElementById('range-select'),
+        dateFields: document.getElementById('date-fields'),
         startDate: document.getElementById('start-date'),
         endDate: document.getElementById('end-date'),
-        linkName: document.getElementById('link-name-select'),
+        linkNamePicker: document.getElementById('link-name-picker'),
+        linkNameTrigger: document.getElementById('link-name-trigger'),
+        linkNamePanel: document.getElementById('link-name-panel'),
+        linkNameSearch: document.getElementById('link-name-search'),
+        linkNameList: document.getElementById('link-name-list'),
+        linkNameActions: Array.from(document.querySelectorAll('[data-action]')),
         linkNameSummary: document.getElementById('link-name-summary'),
-        rangeButtons: Array.from(document.querySelectorAll('[data-range]')),
         rateStatus: document.getElementById('rate-status'),
         metrics: document.getElementById('metrics'),
         recordCount: document.getElementById('record-count'),
@@ -223,7 +259,9 @@
         invalidCurrencyRows: 0,
         syncLog: null,
         syncLogUnavailable: false,
-        selectedLinkNames: new Set()
+        availableLinkNames: [],
+        selectedLinkNames: new Set(),
+        draftLinkNames: new Set()
       };
 
       function setStatus(message, status) {
@@ -408,13 +446,19 @@
         var dates = state.rawRecords.map(function (record) { return record.date; }).sort(function (a, b) { return a.time - b.time; });
         var first = dates[0];
         var latest = dates[dates.length - 1];
+        elements.rangeSelect.value = rangeName;
+        elements.dateFields.hidden = rangeName !== 'custom';
+        if (rangeName === 'custom') {
+          if (!elements.startDate.value) elements.startDate.value = first.key;
+          if (!elements.endDate.value) elements.endDate.value = latest.key;
+          return;
+        }
         var start = first;
         if (rangeName === 'month') start = parseDate(latest.key.slice(0, 7) + '-01');
         if (rangeName === 'recent') start = new Date(latest.time - 29 * 24 * 60 * 60 * 1000);
         var startKey = rangeName === 'recent' ? new Date(Date.UTC(start.getUTCFullYear(), start.getUTCMonth(), start.getUTCDate())).toISOString().slice(0, 10) : start.key;
-        elements.startDate.value = startKey < first.key ? first.key : startKey;
+        elements.startDate.value = rangeName === 'all' ? first.key : (startKey < first.key ? first.key : startKey);
         elements.endDate.value = latest.key;
-        elements.rangeButtons.forEach(function (button) { button.dataset.active = button.dataset.range === rangeName ? 'true' : 'false'; });
       }
 
       function currentRange() {
@@ -425,15 +469,65 @@
       }
 
       function updateLinkNameSummary() {
-        var total = elements.linkName.options.length;
+        var total = state.availableLinkNames.length;
-        var selected = elements.linkName.selectedOptions.length;
+        var selected = state.selectedLinkNames.size;
+        var label;
         if (!total) {
-          elements.linkNameSummary.textContent = '无可选 LinkName';
+          label = '无可选 LinkName';
         } else if (selected === total) {
-          elements.linkNameSummary.textContent = '全部 LinkName（' + formatNumber(total) + '）';
+          label = '全部 LinkName';
         } else {
-          elements.linkNameSummary.textContent = '已选 ' + formatNumber(selected) + ' / ' + formatNumber(total) + ' 个 LinkName';
+          label = '已选 ' + formatNumber(selected) + ' 项';
         }
+        elements.linkNameTrigger.textContent = label;
+        elements.linkNameSummary.textContent = label;
+      }
+
+      function renderLinkNameOptions() {
+        elements.linkNameList.replaceChildren();
+        var query = elements.linkNameSearch.value.trim().toLocaleLowerCase();
+        var visibleCount = 0;
+        state.availableLinkNames.forEach(function (linkName) {
+          if (query && linkName.toLocaleLowerCase().indexOf(query) === -1) return;
+          visibleCount += 1;
+          var label = document.createElement('label');
+          label.className = 'multi-select-option';
+          var checkbox = document.createElement('input');
+          checkbox.type = 'checkbox';
+          checkbox.value = linkName;
+          checkbox.checked = state.draftLinkNames.has(linkName);
+          checkbox.setAttribute('aria-label', linkName);
+          checkbox.addEventListener('change', function () {
+            if (checkbox.checked) state.draftLinkNames.add(linkName);
+            else state.draftLinkNames.delete(linkName);
+          });
+          var text = document.createElement('span');
+          text.textContent = linkName;
+          label.appendChild(checkbox);
+          label.appendChild(text);
+          elements.linkNameList.appendChild(label);
+        });
+        if (!visibleCount) {
+          var empty = document.createElement('div');
+          empty.className = 'multi-select-empty';
+          empty.textContent = '没有匹配的 LinkName';
+          elements.linkNameList.appendChild(empty);
+        }
+      }
+
+      function closeLinkNamePicker() {
+        elements.linkNamePanel.hidden = true;
+        elements.linkNameTrigger.setAttribute('aria-expanded', 'false');
+      }
+
+      function openLinkNamePicker() {
+        if (elements.linkNameTrigger.disabled) return;
+        state.draftLinkNames = new Set(state.selectedLinkNames);
+        elements.linkNameSearch.value = '';
+        renderLinkNameOptions();
+        elements.linkNamePanel.hidden = false;
+        elements.linkNameTrigger.setAttribute('aria-expanded', 'true');
+        elements.linkNameSearch.focus();
       }
 
       function updateLinkNameOptions() {
@@ -448,16 +542,12 @@
         } catch (error) {
           available = [];
         }
-        elements.linkName.replaceChildren();
+        state.availableLinkNames = available;
-        available.forEach(function (linkName) {
-          var option = document.createElement('option');
-          option.value = linkName;
-          option.textContent = linkName;
-          option.selected = true;
-          elements.linkName.appendChild(option);
-        });
         state.selectedLinkNames = new Set(available);
-        elements.linkName.disabled = available.length === 0;
+        state.draftLinkNames = new Set(available);
+        elements.linkNameTrigger.disabled = available.length === 0;
+        closeLinkNamePicker();
+        renderLinkNameOptions();
         updateLinkNameSummary();
       }
 
@@ -696,25 +786,47 @@
         state.selectedCurrency = elements.currency.value;
         renderCurrentView();
       });
-      elements.linkName.addEventListener('change', function () {
+      elements.rangeSelect.addEventListener('change', function () {
-        state.selectedLinkNames = new Set(Array.from(elements.linkName.selectedOptions).map(function (option) {
+        setRange(elements.rangeSelect.value);
-          return option.value;
+        updateLinkNameOptions();
-        }));
-        updateLinkNameSummary();
         renderCurrentView();
       });
       elements.startDate.addEventListener('change', function () {
-        elements.rangeButtons.forEach(function (button) { button.dataset.active = 'false'; });
         updateLinkNameOptions();
         renderCurrentView();
       });
       elements.endDate.addEventListener('change', function () {
-        elements.rangeButtons.forEach(function (button) { button.dataset.active = 'false'; });
         updateLinkNameOptions();
         renderCurrentView();
       });
-      elements.rangeButtons.forEach(function (button) {
+      elements.linkNameTrigger.addEventListener('click', function () {
-        button.addEventListener('click', function () { setRange(button.dataset.range); updateLinkNameOptions(); renderCurrentView(); });
+        if (elements.linkNamePanel.hidden) openLinkNamePicker();
+        else closeLinkNamePicker();
+      });
+      elements.linkNameSearch.addEventListener('input', renderLinkNameOptions);
+      elements.linkNameActions.forEach(function (button) {
+        button.addEventListener('click', function () {
+          var action = button.dataset.action;
+          if (action === 'select-all') state.draftLinkNames = new Set(state.availableLinkNames);
+          if (action === 'clear') state.draftLinkNames = new Set();
+          if (action === 'confirm') {
+            state.selectedLinkNames = new Set(state.draftLinkNames);
+            updateLinkNameSummary();
+            closeLinkNamePicker();
+            renderCurrentView();
+            return;
+          }
+          renderLinkNameOptions();
+        });
+      });
+      document.addEventListener('click', function (event) {
+        if (!elements.linkNamePicker.contains(event.target)) closeLinkNamePicker();
+      });
+      document.addEventListener('keydown', function (event) {
+        if (event.key === 'Escape' && !elements.linkNamePanel.hidden) {
+          closeLinkNamePicker();
+          elements.linkNameTrigger.focus();
+        }
       });
       window.addEventListener('resize', function () { charts.forEach(function (chart) { chart.resize(); }); });
       loadData();