v1.1.0 — 心愿清单

- 新增 wishes 表 (schema v2)，含名称/优先级/截止时间/完成状态
- API: GET/POST/PUT/DELETE /api/wishes + PUT /api/wishes/reorder
- 侧边栏心愿清单面板：checklist + 新增表单
- 完成勾选 → 删除线；优先级标签（红/黄/灰）
- HTML5 原生拖拽排序，松开即保存
- 编辑模式切换：默认隐藏新增/删除按钮

static/app.js

@@ -634,6 +634,164 @@
     });
   };
 
+  /* ================================================================
+     Wishes — 心愿清单
+     ================================================================ */
+  var wishes = [];
+  var dragSourceId = null;
+
+  function loadWishes() {
+    // 优先使用页面嵌入数据
+    if (window.__INITIAL_WISHES__) {
+      wishes = window.__INITIAL_WISHES__;
+      renderWishes();
+      return;
+    }
+    fetch('/api/wishes')
+      .then(function(r){ return r.json(); })
+      .then(function(res){ if (res.ok) { wishes = res.data; renderWishes(); } });
+  }
+
+  function renderWishes() {
+    var list = document.getElementById('wishes-list');
+    var empty = document.getElementById('wishes-empty');
+    if (!list) return;
+    if (wishes.length === 0) {
+      list.innerHTML = '';
+      if (empty) empty.style.display = 'block';
+      return;
+    }
+    if (empty) empty.style.display = 'none';
+    var html = '';
+    for (var i = 0; i < wishes.length; i++) {
+      var w = wishes[i];
+      var doneCls = w.done ? ' done' : '';
+      var priCls = 'pri-' + (w.priority || '中');
+      var deadline = w.deadline ? w.deadline : '';
+      html += '<div class="wish-item' + doneCls + '" draggable="true" data-id="' + w.id + '">' +
+        '<span class="wish-drag-handle"><svg class="icon-xs"><use href="#icon-list-bullet"/></svg></span>' +
+        '<input type="checkbox" class="wish-check" ' + (w.done ? 'checked' : '') + ' onchange="toggleWish(' + w.id + ', this.checked)">' +
+        '<span class="wish-name" title="' + esc(w.name) + '">' + esc(w.name) + '</span>' +
+        '<span class="wish-pri ' + priCls + '">' + esc(w.priority) + '</span>' +
+        (deadline ? '<span class="wish-deadline">' + esc(deadline) + '</span>' : '') +
+        '<button class="btn-del wish-del" onclick="deleteWishItem(' + w.id + ')"><svg class="icon-xs"><use href="#icon-x"/></svg></button>' +
+      '</div>';
+    }
+    list.innerHTML = html;
+    bindDragEvents();
+  }
+
+  /* ── Drag & Drop ── */
+
+  function bindDragEvents() {
+    var items = document.querySelectorAll('#wishes-list .wish-item');
+    items.forEach(function(item) {
+      item.addEventListener('dragstart', function(e) {
+        dragSourceId = parseInt(this.dataset.id);
+        this.classList.add('dragging');
+        e.dataTransfer.effectAllowed = 'move';
+      });
+      item.addEventListener('dragend', function(e) {
+        this.classList.remove('dragging');
+        dragSourceId = null;
+        // 移除所有 over 状态
+        document.querySelectorAll('#wishes-list .wish-item').forEach(function(el){ el.classList.remove('drag-over'); });
+      });
+      item.addEventListener('dragover', function(e) {
+        e.preventDefault();
+        e.dataTransfer.dropEffect = 'move';
+        this.classList.add('drag-over');
+      });
+      item.addEventListener('dragleave', function() {
+        this.classList.remove('drag-over');
+      });
+      item.addEventListener('drop', function(e) {
+        e.preventDefault();
+        this.classList.remove('drag-over');
+        var targetId = parseInt(this.dataset.id);
+        if (dragSourceId === targetId) return;
+        // 更新本地顺序
+        var fromIdx = -1, toIdx = -1;
+        for (var j = 0; j < wishes.length; j++) {
+          if (wishes[j].id === dragSourceId) fromIdx = j;
+          if (wishes[j].id === targetId) toIdx = j;
+        }
+        if (fromIdx >= 0 && toIdx >= 0) {
+          var item = wishes.splice(fromIdx, 1)[0];
+          wishes.splice(toIdx, 0, item);
+          renderWishes();
+          saveWishOrder();
+        }
+      });
+    });
+  }
+
+  function saveWishOrder() {
+    var order = wishes.map(function(w){ return w.id; });
+    fetch('/api/wishes/reorder', {
+      method: 'PUT',
+      headers: {'Content-Type': 'application/json'},
+      body: JSON.stringify({order: order})
+    });
+  }
+
+  /* ── CRUD ── */
+
+  window.showWishForm = function() {
+    var form = document.getElementById('wish-form');
+    if (form) form.style.display = 'block';
+  };
+
+  window.hideWishForm = function() {
+    var form = document.getElementById('wish-form');
+    if (form) form.style.display = 'none';
+    document.getElementById('wish-name').value = '';
+    document.getElementById('wish-deadline').value = '';
+    document.getElementById('wish-priority').value = '中';
+  };
+
+  window.addWish = function() {
+    var name = document.getElementById('wish-name').value.trim();
+    if (!name) { showToast('请输入心愿名称', 'error'); return; }
+    var priority = document.getElementById('wish-priority').value;
+    var deadline = document.getElementById('wish-deadline').value;
+    fetch('/api/wishes', {
+      method: 'POST',
+      headers: {'Content-Type': 'application/json'},
+      body: JSON.stringify({name: name, priority: priority, deadline: deadline})
+    }).then(function(r){ return r.json(); })
+      .then(function(res){
+        if (!res.ok) { showToast(res.error, 'error'); return; }
+        hideWishForm();
+        wishes.push({id: res.id, name: name, priority: priority, deadline: deadline, done: 0});
+        renderWishes();
+      });
+  };
+
+  window.toggleWish = function(id, done) {
+    fetch('/api/wishes/' + id, {
+      method: 'PUT',
+      headers: {'Content-Type': 'application/json'},
+      body: JSON.stringify({done: done ? 1 : 0})
+    });
+    var w = wishes.find(function(x){ return x.id === id; });
+    if (w) w.done = done ? 1 : 0;
+    renderWishes();
+  };
+
+  window.deleteWishItem = function(id) {
+    fetch('/api/wishes/' + id, {method: 'DELETE'});
+    wishes = wishes.filter(function(w){ return w.id !== id; });
+    renderWishes();
+  };
+
+  window.toggleWishesEdit = function(btn) {
+    var panel = document.getElementById('wishes-panel');
+    if (!panel) return;
+    var editing = panel.classList.toggle('editing');
+    btn.classList.toggle('active', editing);
+  };
+
   /* ================================================================
      Init
      ================================================================ */
@@ -649,6 +807,7 @@
     selectedDate = todayStr;
     initStudyPresets();
     bindAutoSave();
+    loadWishes();
     lastSavedDate = todayStr;
 
     // 从页面嵌入数据获取初始统计（0 延迟）