refactor(V0.2): 拖动交互收紧 —— 仅把手触发 / 缩小把手 / 去多余元素 / 打卡跨组

- 打卡与列表: 去掉卡片整体长按拖动路径, 只有 ⠿ 把手可拖; 把手缩小
- 列表行去掉跟动的蓝色目标列徽标 (drag-pill), 占位/克隆浮层承担全部反馈
- 打卡支持跨组拖动: 落到其他周期组的目标卡 = 改周期 + 落位一次完成
  (updateHabit period + reorder), 组内排序不变
- 看板: 去掉 ⠿ 把手, 恢复长按拖动

src/components/checkin/useHabitDrag.js

@@ -62,12 +62,12 @@ export default function useHabitDrag({ onDrop }) {
     const el = document.elementFromPoint(x, y)
     const rowEl = el?.closest?.('[data-habit-row]')
     if (!rowEl) return null
-    // 只认同一周期组的落点
-    if (rowEl.dataset.habitPeriod !== st.current.item?.period) return null
     const r = rowEl.getBoundingClientRect()
     const id = Number(rowEl.dataset.habitId)
     if (id === st.current.item.id) return null
-    return { id, after: y > r.top + r.height / 2 }
+    // 允许跨组: 落到其他周期组的目标卡上 = 同时改周期 + 落位 (由 onDrop 处理)
+    const period = rowEl.dataset.habitPeriod
+    return { id, period, after: y > r.top + r.height / 2 }
   }
 
   const onMove = (ev) => {
@@ -89,7 +89,7 @@ export default function useHabitDrag({ onDrop }) {
     const s = st.current
     if (s.active && s.item) {
       lastEnd.current = Date.now()
-      if (s.over && s.over.id !== s.item.id) onDropRef.current?.(s.item, s.over.id, s.over.after)
+      if (s.over && s.over.id !== s.item.id) onDropRef.current?.(s.item, s.over.id, s.over.after, s.over.period)
     }
     cleanup()
   }

src/components/task/TaskCard.jsx

@@ -7,7 +7,7 @@ import StatusDot from './StatusDot.jsx'
 const MAX_SUB = 3
 
 export default function TaskCard({
-  task, bindDrag, bindDragHandle, onClick, onToggleSub, onToggle, onMore, dragging = false, highlight = false,
+  task, bindDrag, onClick, onToggleSub, onToggle, onMore, dragging = false, highlight = false,
 }) {
   const children = task.children || []
   const shown = children.slice(0, MAX_SUB)
@@ -20,9 +20,6 @@ export default function TaskCard({
       onClick={onClick}
       {...(bindDrag ? bindDrag(task) : {})}
     >
-      {bindDragHandle && (
-        <span className="grip" title="拖动换列" {...bindDragHandle(task)}>⠿</span>
-      )}
       <div className="brow1">
         <span className="btitle">{task.title}</span>
         <span

src/components/task/TaskRow.jsx

@@ -8,7 +8,7 @@ const statusLabel = (s) => (s === 'done' ? '完成' : s === 'doing' ? '执行中
 //   复选框 / ⋯ 是独立控件: pointerdown 不冒泡, 不发起拖动,
 //   避免长按行后抬手时合成的 click 落在控件上误触状态切换
 export default function TaskRow({
-  task, onToggle, onClick, onMore, bindDrag, bindDragHandle, dragTarget, dragOver, indent = false, children,
+  task, onToggle, onClick, onMore, bindDrag, bindDragHandle, dragging = false, dragOver, indent = false, children,
 }) {
   const done = task.status === 'done'
   return (
@@ -16,7 +16,7 @@ export default function TaskRow({
       <div
         className={
           `${indent ? 'sub-row' : 'task-row'}${done ? ' done' : ''}`
-          + (dragTarget ? ' dragging' : '')
+          + (dragging ? ' dragging' : '')
           + (dragOver ? ` dragover ${dragOver.after ? 'after' : 'before'}` : '')
         }
         data-task-id={indent ? undefined : task.id}
@@ -60,11 +60,6 @@ export default function TaskRow({
               </div>
             </div>
             <div className="task-right">
-              {dragTarget && (
-                <span className={`drag-pill${dragTarget.id === task.columnId ? ' cur' : ''}`}>
-                  → {dragTarget.name}
-                </span>
-              )}
               <span
                 className="more"
                 onClick={(e) => { e.stopPropagation(); onMore?.(task) }}

src/pages/checkin/MergedView.jsx

@@ -100,18 +100,28 @@ export default function MergedView({ date, onDateChange }) {
 
   const drag = useHabitDrag({ onDrop: reorderHabit })
 
-  // 组内拖动落位: 重排后按渲染分组顺序整体展平重写 sortOrder
-  async function reorderHabit(dragged, targetId, after) {
+  // 拖动落位: 组内排序; 落到其他周期组 = 同时改周期并落位。
+  // 重排后按渲染分组顺序整体展平重写 sortOrder。
+  async function reorderHabit(dragged, targetId, after, targetPeriod) {
     const snapshot = detail
-    const g = groups.find((x) => x.key === (GROUP_ORDER.includes(dragged.period) ? dragged.period : 'other'))
+    const g = groups.find((x) => x.items.some((i) => i.id === targetId))
     if (!g) return
+    const target = g.items.find((i) => i.id === targetId)
     const rest = g.items.filter((i) => i.id !== dragged.id)
     const ti = rest.findIndex((i) => i.id === targetId)
     if (ti < 0) return
-    rest.splice(after ? ti + 1 : ti, 0, dragged)
-    const flat = groups.map((x) => (x.key === g.key ? rest : x.items)).flat()
+    const crossed = targetPeriod && targetPeriod !== dragged.period
+    const moved = crossed
+      ? { ...dragged, period: targetPeriod, periodLabel: GROUP_LABEL[targetPeriod] || target.periodLabel }
+      : dragged
+    rest.splice(after ? ti + 1 : ti, 0, moved)
+    // 展平时把拖动项从原组剔除 (跨组场景原组可能仍包含它)
+    const flat = groups
+      .map((x) => (x.key === g.key ? rest : x.items.filter((i) => i.id !== dragged.id)))
+      .flat()
     setDetail((d) => ({ ...d, items: flat.map((it, i) => ({ ...it, sortOrder: i })) }))
     try {
+      if (crossed) await checkinApi.updateHabit(dragged.id, { period: targetPeriod })
       await checkinApi.reorderHabits(flat.map((i) => i.id))
     } catch (e) {
       setDetail(snapshot)
@@ -324,7 +334,6 @@ export default function MergedView({ date, onDateChange }) {
                   + (drag.dragItem?.id === item.id ? ' dragging' : '')
                   + (drag.over?.id === item.id ? ` dragover ${drag.over.after ? 'after' : 'before'}` : '')
                 }
-                {...drag.bind(item)}
               >
                 <span className="grip" title="拖动排序" {...drag.bindHandle(item)}>⠿</span>
                 <RingProgress

src/pages/task/BoardView.jsx

@@ -40,7 +40,6 @@ export default function BoardView({
                   task={t}
                   dragging={drag.dragTask?.id === t.id}
                   bindDrag={drag.bind}
-                  bindDragHandle={drag.bindHandle}
                   onClick={() => { if (!drag.dragTask && !drag.justEnded()) onOpen?.(t) }}
                   onToggleSub={onToggleSub}
                   onToggle={onToggle}

src/pages/task/ListView.jsx

@@ -52,9 +52,8 @@ export default function ListView({
                   onToggle={onToggle}
                   onClick={() => { if (!drag.justEnded()) onOpen(t) }}
                   onMore={onMore}
-                  bindDrag={drag.bind}
                   bindDragHandle={drag.bindHandle}
-                  dragTarget={dragging ? orderedCols[dragging.toIdx] : null}
+                  dragging={!!dragging}
                   dragOver={drag.over?.id === t.id ? drag.over : null}
                 />
                 {kids.length > 0 && (

src/styles/globals.css

@@ -682,8 +682,8 @@ body.me-safe-top .app-safe-top { height: 0; }
    指针流不会被滚动抢占取消, 是 Android WebView 上唯一可靠的拖动入口 */
 .grip {
   touch-action: none; -webkit-user-select: none; user-select: none;
-  color: #c2c7cf; font-size: 14px; line-height: 1;
-  padding: 14px 6px; margin: -8px 0; min-width: 26px; min-height: 36px;
+  color: #c2c7cf; font-size: 12px; line-height: 1;
+  padding: 10px 3px; margin: -6px 0; min-width: 20px; min-height: 28px;
   display: inline-flex; align-items: center; justify-content: center;
   cursor: grab; flex-shrink: 0; align-self: center;
 }