From 062bdce1dfee76973080c96c06df794b36489be2 Mon Sep 17 00:00:00 2001
From: hwj <huangweijie@gdngsk.com>
Date: Fri, 10 Apr 2026 14:35:19 +0800
Subject: [PATCH] =?UTF-8?q?style=EF=BC=9A=E7=94=98=E7=89=B9=E5=9B=BE?=
 =?UTF-8?q?=E6=A0=B7=E5=BC=8F=E4=BF=AE=E6=94=B9?=
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---
 .../components/TaskSchedulePreviewDialog.vue  | 63 ++++++++++++++++---
 1 file changed, 54 insertions(+), 9 deletions(-)

diff --git a/src/views/mes/tasksummary/components/TaskSchedulePreviewDialog.vue b/src/views/mes/tasksummary/components/TaskSchedulePreviewDialog.vue
index ac2c40ae..571920a2 100644
--- a/src/views/mes/tasksummary/components/TaskSchedulePreviewDialog.vue
+++ b/src/views/mes/tasksummary/components/TaskSchedulePreviewDialog.vue
@@ -89,6 +89,20 @@ const formatGanttDate = (value: unknown) => {
   return date.format('YYYY-MM-DD HH:mm')
 }
 
+const getDeviceTaskRangeByChildren = (planTasks: any[]) => {
+  const starts = planTasks.map((item: any) => dayjs(item?.start_date)).filter((item: any) => item.isValid())
+  const ends = planTasks.map((item: any) => dayjs(item?.end_date)).filter((item: any) => item.isValid())
+  if (!starts.length || !ends.length) return undefined
+  const earliestStart = starts.reduce((min: any, current: any) => (current.valueOf() < min.valueOf() ? current : min))
+  const latestEnd = ends.reduce((max: any, current: any) => (current.valueOf() > max.valueOf() ? current : max))
+  const duration = Math.max(latestEnd.endOf('day').diff(earliestStart.startOf('day'), 'day') + 1, 1)
+  return {
+    start_date: earliestStart.toDate(),
+    end_date: latestEnd.toDate(),
+    duration
+  }
+}
+
 const buildPreviewGanttData = (scheduleList: any[]) => {
   const tasks: any[] = []
   const links: any[] = []
@@ -105,19 +119,23 @@ const buildPreviewGanttData = (scheduleList: any[]) => {
       .filter((plan: any) => plan._start.isValid() && plan._end.isValid())
       .sort((a: any, b: any) => a._start.valueOf() - b._start.valueOf())
     const firstPlan = validPlans[0]
-    const lastPlan = validPlans[validPlans.length - 1]
-    const parentDuration =
-      firstPlan && lastPlan ? Math.max(lastPlan._end.endOf('day').diff(firstPlan._start.startOf('day'), 'day') + 1, 1) : 1
+    const deviceRange = getDeviceTaskRangeByChildren(
+      validPlans.map((item: any) => ({
+        start_date: item?._start,
+        end_date: item?._end
+      }))
+    )
 
     tasks.push({
       id: deviceId,
       text: `${device.deviceName ?? '-'}`,
-      start_date: formatGanttDate(firstPlan?._start),
-      end_date: formatGanttDate(lastPlan?._end),
-      duration: parentDuration,
+      start_date: formatGanttDate(deviceRange?.start_date ?? firstPlan?._start),
+      end_date: formatGanttDate(deviceRange?.end_date ?? firstPlan?._end),
+      duration: deviceRange?.duration ?? 1,
       parent: 0,
       progress: 0,
       open: true,
+      readonly: true,
       deviceName: device.deviceName ?? '-',
       _deviceData: device
     })
@@ -181,6 +199,23 @@ const syncPlanTimeFromTask = (task: any) => {
   activePreviewDevice.value = task._deviceData
 }
 
+const syncDeviceTaskRangeFromChildren = (task: any) => {
+  if (!task?._planData) return
+  const deviceTaskId = task.parent
+  if (!deviceTaskId) return
+  const childTaskIds = gantt.getChildren(deviceTaskId)
+  if (!Array.isArray(childTaskIds) || !childTaskIds.length) return
+  const childTasks = childTaskIds.map((childId: string | number) => gantt.getTask(childId)).filter((item: any) => item?._planData)
+  if (!childTasks.length) return
+  const deviceRange = getDeviceTaskRangeByChildren(childTasks)
+  if (!deviceRange) return
+  const deviceTask = gantt.getTask(deviceTaskId)
+  deviceTask.start_date = deviceRange.start_date
+  deviceTask.end_date = deviceRange.end_date
+  deviceTask.duration = deviceRange.duration
+  gantt.updateTask(deviceTaskId)
+}
+
 const refreshTimelineRangeByTasks = () => {
   let minStart = Number.POSITIVE_INFINITY
   let maxEnd = Number.NEGATIVE_INFINITY
@@ -318,18 +353,28 @@ const initGanttPreview = () => {
     return true
   })
 
+  const beforeDragEventId = gantt.attachEvent('onBeforeTaskDrag', (id) => {
+    const task = gantt.getTask(id)
+    if (!task?._planData) return false
+    return String(task?._planData?.sourceType ?? '').toUpperCase() === 'CURRENT'
+  })
+
   const dragEventId = gantt.attachEvent('onAfterTaskDrag', (id) => {
-    syncPlanTimeFromTask(gantt.getTask(id))
+    const task = gantt.getTask(id)
+    syncPlanTimeFromTask(task)
+    syncDeviceTaskRangeFromChildren(task)
     refreshTimelineRangeByTasks()
   })
 
   const updateEventId = gantt.attachEvent('onAfterTaskUpdate', (id) => {
-    syncPlanTimeFromTask(gantt.getTask(id))
+    const task = gantt.getTask(id)
+    syncPlanTimeFromTask(task)
+    syncDeviceTaskRangeFromChildren(task)
     refreshTimelineRangeByTasks()
     gantt.refreshTask(id)
   })
 
-  ganttEventIds.value.push(clickEventId, dragEventId, updateEventId)
+  ganttEventIds.value.push(clickEventId, beforeDragEventId, dragEventId, updateEventId)
 }
 
 const handlePreviewSave = async () => {