using System;
using System.Collections.Generic;
using System.Drawing.Imaging;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Automation.Text;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using Microsoft.Extensions.DependencyInjection;
using Sln.Wcs.Model.Domain;
using Sln_Wpf.Page.AddWindows;
using SqlSugar;

namespace Sln_Wpf.Page
{
    /// <summary>
    /// TaskInfo.xaml 的交互逻辑
    /// </summary>
    public partial class TaskInfo : UserControl
    {
        private List<BaseTasktypeInfo> _taskTypes;
        private List<BaseSubtaskTemplate> _subtasks;
        private List<WcsTaskInstance> _wcsTask;
        private BaseTasktypeInfo _selectedTaskType;
        private BaseSubtaskTemplate _selectedSubtask;
        private WcsTaskInstance _selectedTaskInstance;
        private ISqlSugarClient? sqlSugarClient;
        public TaskInfo()
        {
            InitializeComponent();
            sqlSugarClient = App.ServiceProvider.GetService<ISqlSugarClient>();
            sqlSugarClient.AsTenant().ChangeDatabase("wcs");
            _wcsTask = sqlSugarClient.Queryable<WcsTaskInstance>().ToList();
            _taskTypes = sqlSugarClient.Queryable<BaseTasktypeInfo>().ToList();
            _subtasks = sqlSugarClient.Queryable<BaseSubtaskTemplate>().ToList();
            BindTaskTypeData();
            BindSubtaskData();
            BindTaskInstanceData();
            LoadFilters();
        }

        private void BindTaskInstanceData()
        {
            var displayData = _wcsTask.Select(t => new
            {
                t.TaskCode,
                t.TaskName,
                t.TaskTypeName,
                Status = GetStatusText(t.Status),
                PriorityText = GetPriorityText(t.Priority),
                t.SourceLocation,
                t.TargetLocation,
                t.MaterialCode,
                t.MaterialName,
                t.SubtaskCount,
                t.CurrentSubtaskCode,
                t.ResultCode,
                t.ErrorMessage,
                CreateTime = t.CreateTime.ToString("yyyy-MM-dd HH:mm:ss"),
                UpdateTime = t.UpdateTime.ToString("yyyy-MM-dd HH:mm:ss")
            }).ToList();

            TaskDataGrid.ItemsSource = displayData;
        }

        public static string GetPriorityText(int? priority)
        {
            switch (priority)
            {
                case 0:
                    return "普通";
                case 1:
                    return "较高";
                case 2:
                    return "高";
                case 3:
                    return "最高";
                default:
                    return "普通";
            }
        }
        private string GetStatusText(string status)
        {
            switch (status)
            {
                case "RUNNING": return "执行中";
                case "ERROR": return "异常";
                default: return status ?? "未知";
            }
        }

        private void BindTaskTypeData()
        {
            var displayData = _taskTypes.Select(t => new
            {
                t.TaskTypeName,
                t.TaskTypeKey,
                t.TaskTypeValue,
                t.UseFlag,
                t.AgvType,
                t.AgvTaskType
            }).ToList();

            TaskTypeDataGrid.ItemsSource = displayData;
        }

        private void BindSubtaskData()
        {
            var displayData = _subtasks.Select(s => new
            {
                s.SubtaskCode,
                s.SubtaskName,
                s.SubtaskType,
                s.DeviceType,
                s.DeviceAction,
                s.SourceLocationType,
                s.SourceLocationCode,
                s.TargetLocationType,
                s.TargetLocationCode,
                s.MaterialAction,
                s.ContainerType,
                s.IsCarryMaterial,
                s.Status
            }).ToList();

            SubtaskDataGrid.ItemsSource = displayData;
        }

        private void LoadFilters()
        {
            // 加载任务类型筛选
            var parentTypes = _subtasks.Select(s => s.SubtaskType).Distinct().ToList();
            FilterParentTaskType.Items.Clear();
            FilterParentTaskType.Items.Add("全部任务类型");
            foreach (var type in parentTypes)
            {
                FilterParentTaskType.Items.Add(type);
            }
        }

        private void TabControl_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            //UpdateStats();
        }

        #region 任务类型事件

        private void BtnTaskAdd_Click(object sender, RoutedEventArgs e)
        {
            var addWindow = new AddTaskWindow();
            addWindow.Owner = Window.GetWindow(this);

            if (addWindow.ShowDialog() == true)
            {
                _wcsTask.Add(addWindow.NewTask);
                BindTaskInstanceData();
                MessageBox.Show($"任务类型 {addWindow.NewTask.TaskTypeName} 添加成功！", "添加成功", MessageBoxButton.OK, MessageBoxImage.Information);
            }
        }

        private void BtnTaskDelete_Click(object sender, RoutedEventArgs e)
        {
            if (_selectedTaskInstance == null)
            {
                MessageBox.Show("请先选择要删除的任务", "提示", MessageBoxButton.OK, MessageBoxImage.Warning);
                return;
            }

            var result = MessageBox.Show($"确定要删除任务 {_selectedTaskInstance.TaskName} 吗？\n删除后关联的子任务也会被删除。", "确认删除", MessageBoxButton.YesNo, MessageBoxImage.Question);
            if (result == MessageBoxResult.Yes)
            {
                // 删除关联的子任务
                _wcsTask.Remove(_selectedTaskInstance);
                var flag = sqlSugarClient.Deleteable<WcsTaskInstance>().Where(d => d.TaskCode == _selectedTaskInstance.TaskCode).ExecuteCommand();
                var flag1 = sqlSugarClient.Deleteable<SubTaskInstance>().Where(d => d.MaintaskCode == _selectedTaskInstance.TaskCode).ExecuteCommand();
                BindTaskInstanceData();
                BindSubtaskData();
                LoadFilters();
                _selectedTaskInstance = null;
                if (flag > 0 && flag1 > 0)
                    MessageBox.Show("删除成功", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
            }
        }

        private void ExceptionTaskEdit_Click(object sender, RoutedEventArgs e)
        {
            if (_selectedTaskInstance == null)
            {
                MessageBox.Show("请先选择要重置的任务", "提示", MessageBoxButton.OK, MessageBoxImage.Warning);
                return;
            }

            var result = MessageBox.Show($"确定要重置任务 {_selectedTaskInstance.TaskName} 吗？", "确认重置", MessageBoxButton.YesNo, MessageBoxImage.Question);
            if (result == MessageBoxResult.Yes)
            {
                // 重置关联的子任务

                var flag = sqlSugarClient.Updateable<SubTaskInstance>().Where(it => it.MaintaskCode == _selectedTaskInstance.TaskCode).SetColumns(it => new SubTaskInstance()
                {
                    TaskStatus = 0,
                }).ExecuteCommand();
                sqlSugarClient.Updateable<WcsTaskInstance>().Where(it => it.TaskCode == _selectedTaskInstance.TaskCode).SetColumns(it => new WcsTaskInstance()
                {
                    Status = "RUNNING",
                }).ExecuteCommand();
                BindTaskInstanceData();
                BindSubtaskData();
                LoadFilters();
                _selectedTaskInstance = null;
                if (flag > 0)
                    MessageBox.Show("重置成功", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
            }
        }

        private void TaskDataGrid_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            var selected = TaskDataGrid.SelectedItem;
            if (selected != null)
            {
                var taskCode = selected.GetType().GetProperty("TaskCode")?.GetValue(selected)?.ToString();
                _selectedTaskInstance = _wcsTask.FirstOrDefault(t => t.TaskCode == taskCode);
            }
        }

        private void BtnTaskTypeAdd_Click(object sender, RoutedEventArgs e)
        {
            var addWindow = new AddTaskTypeWindow();
            addWindow.Owner = Window.GetWindow(this);

            if (addWindow.ShowDialog() == true)
            {
                _taskTypes.Add(addWindow.NewTaskType);
                BindTaskTypeData();
                MessageBox.Show($"任务类型 {addWindow.NewTaskType.TaskTypeName} 添加成功！", "添加成功", MessageBoxButton.OK, MessageBoxImage.Information);
            }
        }

        private void BtnTaskTypeEdit_Click(object sender, RoutedEventArgs e)
        {
            if (_selectedTaskType == null)
            {
                MessageBox.Show("请先选择要编辑的任务类型", "提示", MessageBoxButton.OK, MessageBoxImage.Warning);
                return;
            }

            var editWindow = new AddTaskTypeWindow(_selectedTaskType);
            editWindow.Owner = Window.GetWindow(this);

            if (editWindow.ShowDialog() == true)
            {
                var updated = editWindow.NewTaskType;
                _selectedTaskType.TaskTypeName = updated.TaskTypeName;
                _selectedTaskType.TaskTypeKey = updated.TaskTypeKey;
                _selectedTaskType.TaskTypeValue = updated.TaskTypeValue;
                _selectedTaskType.UseFlag = updated.UseFlag;
                _selectedTaskType.AgvType = updated.AgvType;
                _selectedTaskType.AgvTaskType = updated.AgvTaskType;

                BindTaskTypeData();
                MessageBox.Show("任务类型更新成功", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
            }
        }

        private void BtnTaskTypeDelete_Click(object sender, RoutedEventArgs e)
        {
            if (_selectedTaskType == null)
            {
                MessageBox.Show("请先选择要删除的任务类型", "提示", MessageBoxButton.OK, MessageBoxImage.Warning);
                return;
            }

            var result = MessageBox.Show($"确定要删除任务类型 {_selectedTaskType.TaskTypeName} 吗？\n删除后关联的子任务也会被删除。", "确认删除", MessageBoxButton.YesNo, MessageBoxImage.Question);
            if (result == MessageBoxResult.Yes)
            {
                // 删除关联的子任务
                _taskTypes.Remove(_selectedTaskType);
                var flag = sqlSugarClient.Deleteable<BaseTasktypeInfo>().Where(d => d.TaskTypeKey == _selectedTaskType.TaskTypeKey).ExecuteCommand();
                BindTaskTypeData();
                BindSubtaskData();
                LoadFilters();
                _selectedTaskType = null;
                if (flag > 0)
                    MessageBox.Show("删除成功", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
            }
        }

        private void BtnTaskTypeQuery_Click(object sender, RoutedEventArgs e)
        {
            _taskTypes = sqlSugarClient.Queryable<BaseTasktypeInfo>().ToList();
            string keyword = SearchTaskTypeKeyword.Text;
            string filterFlag = FilterUseFlag.SelectedItem?.ToString();

            var queryData = _taskTypes.AsEnumerable();

            if (!string.IsNullOrEmpty(filterFlag) && filterFlag != "全部状态")
            {
                //queryData = queryData.Where(t => t.UseFlag == filterFlag);
            }

            if (!string.IsNullOrEmpty(keyword) && keyword != "请输入任务名称/编号")
            {
                queryData = queryData.Where(t => t.TaskTypeName.Contains(keyword) || t.TaskTypeKey.Contains(keyword));
            }

            var displayData = queryData.Select(t => new
            {
                t.TaskTypeName,
                t.TaskTypeKey,
                t.TaskTypeValue,
                t.UseFlag,
                t.AgvType,
                t.AgvTaskType
            }).ToList();

            TaskTypeDataGrid.ItemsSource = displayData;
            MessageBox.Show($"查询完成，共找到 {displayData.Count} 条记录", "查询结果", MessageBoxButton.OK, MessageBoxImage.Information);
        }

        private void TaskTypeDataGrid_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            var selected = TaskTypeDataGrid.SelectedItem;
            if (selected != null)
            {
                var taskTypeKey = selected.GetType().GetProperty("TaskTypeKey")?.GetValue(selected)?.ToString();
                _selectedTaskType = _taskTypes.FirstOrDefault(t => t.TaskTypeKey == taskTypeKey);
            }
        }

        #endregion

        #region 子任务事件

        private void BtnSubtaskAdd_Click(object sender, RoutedEventArgs e)
        {
            var addWindow = new AddSubtaskWindow();
            addWindow.Owner = Window.GetWindow(this);

            if (addWindow.ShowDialog() == true)
            {
                _subtasks.Add(addWindow.NewSubtask);
                BindSubtaskData();
                LoadFilters();
                MessageBox.Show($"子任务 {addWindow.NewSubtask.SubtaskCode} 添加成功！", "添加成功", MessageBoxButton.OK, MessageBoxImage.Information);
            }
        }

        private void BtnSubtaskEdit_Click(object sender, RoutedEventArgs e)
        {
            if (_selectedSubtask == null)
            {
                MessageBox.Show("请先选择要编辑的子任务", "提示", MessageBoxButton.OK, MessageBoxImage.Warning);
                return;
            }

            var editWindow = new AddSubtaskWindow(_selectedSubtask);
            editWindow.Owner = Window.GetWindow(this);

            if (editWindow.ShowDialog() == true)
            {
                var updated = editWindow.NewSubtask;
                _selectedSubtask.SubtaskCode = updated.SubtaskCode;
                _selectedSubtask.SubtaskName = updated.SubtaskName;
                _selectedSubtask.SubtaskType = updated.SubtaskType;
                _selectedSubtask.DeviceType = updated.DeviceType;
                _selectedSubtask.DeviceAction = updated.DeviceAction;
                _selectedSubtask.SourceLocationType = updated.SourceLocationType;
                _selectedSubtask.SourceLocationCode = updated.SourceLocationCode;
                _selectedSubtask.TargetLocationType = updated.TargetLocationType;
                _selectedSubtask.TargetLocationCode = updated.TargetLocationCode;
                _selectedSubtask.MaterialAction = updated.MaterialAction;
                _selectedSubtask.ContainerType = updated.ContainerType;
                _selectedSubtask.IsCarryMaterial = updated.IsCarryMaterial;
                _selectedSubtask.Status = updated.Status;

                BindSubtaskData();
                MessageBox.Show("子任务更新成功", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
            }
        }

        private void BtnSubtaskDelete_Click(object sender, RoutedEventArgs e)
        {
            if (_selectedSubtask == null)
            {
                MessageBox.Show("请先选择要删除的子任务", "提示", MessageBoxButton.OK, MessageBoxImage.Warning);
                return;
            }

            var result = MessageBox.Show($"确定要删除子任务 {_selectedSubtask.SubtaskCode} {_selectedSubtask.SubtaskName} 吗？", "确认删除", MessageBoxButton.YesNo, MessageBoxImage.Question);
            if (result == MessageBoxResult.Yes)
            {

                var flag = sqlSugarClient.Deleteable<BaseSubtaskTemplate>().Where(d => d.SubtaskCode == _selectedSubtask.SubtaskCode).ExecuteCommand();           
                if (flag > 0)
                {
                    _subtasks.Remove(_selectedSubtask);
                    BindSubtaskData();
                    LoadFilters();
                    _selectedSubtask = null;
                    MessageBox.Show("删除成功", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
                }
            }
        }

        private void BtnSubtaskQuery_Click(object sender, RoutedEventArgs e)
        {
            string keyword = SearchSubtaskKeyword.Text;
            string filterParent = FilterParentTaskType.SelectedItem?.ToString();
            string filterStatus = FilterSubtaskStatus.SelectedItem?.ToString();

            var queryData = _subtasks.AsEnumerable();

            if (!string.IsNullOrEmpty(filterParent) && filterParent != "全部任务类型")
            {
                queryData = queryData.Where(s => s.SubtaskType == filterParent);
            }

            if (!string.IsNullOrEmpty(filterStatus) && filterStatus != "全部状态")
            {
                //queryData = queryData.Where(s => s.Status == filterStatus);
            }

            if (!string.IsNullOrEmpty(keyword) && keyword != "请输入子任务编码/名称")
            {
                queryData = queryData.Where(s => s.SubtaskCode.Contains(keyword) || s.SubtaskName.Contains(keyword));
            }

            var displayData = queryData.Select(s => new
            {
                s.SubtaskCode,
                s.SubtaskName,
                s.SubtaskType,
                s.DeviceType,
                s.DeviceAction,
                s.SourceLocationType,
                s.SourceLocationCode,
                s.TargetLocationType,
                s.TargetLocationCode,
                s.MaterialAction,
                s.ContainerType,
                s.IsCarryMaterial,
                s.Status
            }).ToList();

            SubtaskDataGrid.ItemsSource = displayData;
            MessageBox.Show($"查询完成，共找到 {displayData.Count} 条记录", "查询结果", MessageBoxButton.OK, MessageBoxImage.Information);
        }

        private void SubtaskDataGrid_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            var selected = SubtaskDataGrid.SelectedItem;
            if (selected != null)
            {
                var subtaskCode = selected.GetType().GetProperty("SubtaskCode")?.GetValue(selected)?.ToString();
                _selectedSubtask = _subtasks.FirstOrDefault(s => s.SubtaskCode == subtaskCode);
            }
        }


        #endregion


    }
}