package controllers

import (
	"eta/eta_mini_bridge/models"
	"eta/eta_mini_bridge/services"
	"eta/eta_mini_bridge/utils"
	"fmt"
	"sort"
	"strconv"
)

type ChartPermissionController struct {
	BaseAuthController
}

// List
// @Title 系统品种一级列表
// @Description 系统品种一级列表
// @Success 200 {object} models.LoginResp
// @router /list [get]
func (this *ChartPermissionController) List() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()

	items, err := models.GetChildChartPermissionListById(0)
	if err != nil {
		br.Msg = "权限列表获取失败"
		br.ErrMsg = "权限列表获取失败，系统错误，Err:" + err.Error()
		return
	}

	br.Ret = 200
	br.Data = items
	br.Msg = "列表获取成功"
	br.Success = true
}

// SecondList
// @Title 系统品种二级列表
// @Description 系统品种二级列表
// @Param   chartPermissonId   query   int  true       "品种ID"
// @Success 200 {object} []models.ChartPermission
// @router /second/list [get]
func (this *ChartPermissionController) SecondList() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()

	id, _ := this.GetInt("chartPermissonId", 0)
	if id <= 0 {
		br.Msg = "品种id错误，获取失败"
		return
	}

	items, err := models.GetChildChartPermissionListById(id)
	if err != nil {
		br.Msg = "权限列表获取失败"
		br.ErrMsg = "权限列表获取失败，系统错误，Err:" + err.Error()
		return
	}

	br.Ret = 200
	br.Data = items
	br.Msg = "列表获取成功"
	br.Success = true
}

// AllList
// @Title 系统所有品种列表
// @Description 系统所有品种列表
// @Success 200 {object} []models.ChartPermission
// @router /allList [get]
func (this *ChartPermissionController) AllList() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()

	items, err := models.GetChartPermissionList()
	if err != nil {
		br.Msg = "权限列表获取失败"
		br.ErrMsg = "权限列表获取失败，系统错误，Err:" + err.Error()
		return
	}

	br.Ret = 200
	br.Data = items
	br.Msg = "列表获取成功"
	br.Success = true
}

// Public
// @Title 获取公有共有权限列表
// @Description 获取所有公有权限列表
// @Success 200 {object} []models.ChartPermission
// @router /public/list [get]
func (this *ChartPermissionController) Public() {
	br := new(models.BaseResponse).Init()
	defer func() {
		if err := recover(); err != nil {
			fmt.Println(err)
			return
		}
		this.Data["json"] = br
		this.ServeJSON()
	}()

	items, err := models.GetChartPermissionList()
	if err != nil {
		br.Msg = "权限列表获取失败"
		br.ErrMsg = "权限列表获取失败，系统错误，Err:" + err.Error()
		return
	}
	rootMap := make(map[int]*models.ChartPermission)
	publicList := make([]*models.ChartPermission, 0)
	for _, item := range items {
		if item.ParentId == 0 {
			rootMap[item.ChartPermissionId] = item
		} else if item.IsPublic == 1 {
			publicList = append(publicList, item)
		}
	}
	// 公有权限
	publicView := getChartPermissionTree(rootMap, publicList)
	chartList := make([]*models.ChartPermissionView, 0)

	for _, v := range publicView {
		chartList = append(chartList, v)
	}
	sort.Sort(models.BySortChartPermissionView(chartList))
	br.Msg = "列表获取成功"
	br.Data = chartList
	br.Success = true
	br.Ret = 200

}

// Private
// @Title 获取私有共有权限列表
// @Description 获取所有私有权限列表
// @Success 200 {object} []models.ChartPermission
// @router /private/list [get]
func (this *ChartPermissionController) Private() {
	br := new(models.BaseResponse).Init()
	defer func() {
		if err := recover(); err != nil {
			utils.ApiLog.Error("私有权限列表获取失败，系统错误，Err:%s", err)
			return
		}
		this.Data["json"] = br
		this.ServeJSON()
	}()

	items, err := models.GetChartPermissionList()
	if err != nil {
		br.Msg = "权限列表获取失败"
		br.ErrMsg = "权限列表获取失败，系统错误，Err:" + err.Error()
		return
	}
	rootMap := make(map[int]*models.ChartPermission)
	privateList := make([]*models.ChartPermission, 0)
	for _, item := range items {
		if item.ParentId == 0 {
			rootMap[item.ChartPermissionId] = item
		} else if item.IsPublic == 0 {
			privateList = append(privateList, item)
		}
	}
	// 私有权限
	privateView := getChartPermissionTree(rootMap, privateList)
	chartList := make([]*models.ChartPermissionView, 0)
	for _, v := range privateView {
		chartList = append(chartList, v)
	}

	sort.Sort(models.BySortChartPermissionView(chartList))
	br.Msg = "列表获取成功"
	br.Data = chartList
	br.Success = true
	br.Ret = 200

}

// DetailByClassify
// @Title 获取品种权限根据分类id
// @Description 获取品种权限根据分类id
// @Param   ClassifyId   query   int  true       "分类的id"
// @Param   Scope   query   int  true       "0:获取二级权限，1:获取一级权限，2:获取所有权限"
// @Success 200 {object} []models.ChartPermission
// @router /classify/detail [get]
func (this *ChartPermissionController) DetailByClassify() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	classifyId, _ := this.GetInt("ClassifyId")
	if classifyId <= 0 {
		br.Msg = "参数错误"
		br.ErrMsg = "参数错误，分类id小于等于0"
		return
	}
	scope, _ := this.GetInt("Scope")
	reportChartPermissionIds, err := models.GetChartPermissionIdsListByClassifyId(classifyId)
	if err != nil {
		br.Msg = "获取研报权限失败"
		br.ErrMsg = "获取研报权限失败，Err:" + err.Error()
		return
	}
	chartPermissionList, err := models.GetChartPermissionListByStrIds(reportChartPermissionIds)
	if err != nil {
		br.Msg = "获取研报权限失败"
		br.ErrMsg = "获取研报权限失败，Err:" + err.Error()
		return
	}
	if scope == 1 || scope == 2 {
		fisrtPermissionIds := make([]string, 0)
		for _, chartPermission := range chartPermissionList {
			fisrtPermissionIds = append(fisrtPermissionIds, strconv.Itoa(chartPermission.ParentId))
		}
		fisrtPermissionIds = utils.Unique(fisrtPermissionIds)
		firstPermissionList, err := models.GetChartPermissionListByStrIds(fisrtPermissionIds)
		if err != nil {
			br.Msg = "一级品种获取失败"
			br.ErrMsg = "一级品种获取失败，系统错误，Err:" + err.Error()
			return
		}
		if scope == 1 {
			chartPermissionList = firstPermissionList
		} else if scope == 2 {
			chartPermissionList = append(chartPermissionList, firstPermissionList...)
		}
	}

	br.Data = chartPermissionList
	br.Msg = "权限列表获取成功"
	br.Success = true
	br.Ret = 200
}

// Detail
// @Title 获取研报的品种权限列表
// @Description 获取研报的品种权限列表
// @Param   ReportId   query   int  true       "研报id"
// @Success 200 {object} []models.ChartPermission
// @router /detail [get]
func (this *ChartPermissionController) Detail() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	reportId, _ := this.GetInt("ReportId")
	if reportId <= 0 {
		br.Msg = "参数错误"
		br.ErrMsg = "参数错误，报告id小于等于0"
		return
	}
	report, err := models.GetReportById(reportId)
	if err != nil && err.Error() != utils.ErrNoRow() {
		br.Msg = "该报告已删除"
		br.ErrMsg = "获取报告详情失败,Err:" + err.Error()
		return
	}
	if report == nil {
		br.Msg = "报告不存在"
		return
	}
	reportChartPermissionIds, err := models.GetChartPermissionIdsListByClassifyId(report.ClassifyIdSecond)
	if err != nil {
		br.Msg = "获取研报权限失败"
		br.ErrMsg = "获取研报权限失败，Err:" + err.Error()
		return
	}
	chartPermissionList, err := models.GetChartPermissionListByStrIds(reportChartPermissionIds)
	if err != nil {
		br.Msg = "获取研报权限失败"
		br.ErrMsg = "获取研报权限失败，Err:" + err.Error()
		return
	}

	br.Data = chartPermissionList
	br.Msg = "权限列表获取成功"
	br.Success = true
	br.Ret = 200
}

// ClassifyTree
// @Title 获取品种下的分类权限树形列表
// @Description 获取研报的品种权限树形列表
// @Param   ChartPermissionId   query   int  true       "品种权限id"
// @Success 200 {object} []models.ChartPermission
// @router /classify/tree [get]
func (this *ChartPermissionController) ClassifyTree() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	chartPermissionId, _ := this.GetInt("ChartPermissionId")
	if chartPermissionId < 0 {
		br.Msg = "品种权限错误"
		return
	}
	var finalList []*models.ClassifyView
	if chartPermissionId == 0 {
		// 如果没有品种id那么返回所有分类
		classifyList, err := models.GetClassifyEnabledList()
		if err != nil {
			br.Msg = "获取分类失败"
			br.ErrMsg = "获取分类失败，系统错误，Err:" + err.Error()
			return
		}
		finalList = classifyList
	} else {
		chartPermission, err := models.GetChartPermissionById(chartPermissionId)
		if err != nil {
			if err.Error() == utils.ErrNoRow() {
				br.Msg = "品种权限不存在"
				return
			}
			br.Msg = "品种权限错误"
			br.ErrMsg = "品种权限错误，系统错误，Err:" + err.Error()
			return
		}
		var classifyIds []int
		if chartPermission.ParentId == 0 {
			// 传过来的是一级品种权限的id，那就获取子品种权限的id，通过子品种权限寻找分类id
			childChartPermissionIdsList, err := models.GetChildChartPermissionIdsById(chartPermission.ChartPermissionId)
			if err != nil {
				br.Msg = "获取品种权限失败"
				br.ErrMsg = "获取子品种权限失败，系统错误，Err:" + err.Error()
				return
			}
			classifyIds, err = models.GetClassifyIdsListByIds(childChartPermissionIdsList)
			if err != nil {
				br.Msg = "获取分类失败"
				br.ErrMsg = "获取类别失败，系统错误，Err:" + err.Error()
				return
			}
		} else {
			classifyIds, err = models.GetClassifyIdsListById(chartPermission.ChartPermissionId)
			if err != nil {
				br.Msg = "获取分类失败"
				br.ErrMsg = "获取类别失败，系统错误，Err:" + err.Error()
				return
			}
		}
		classifyList, err := models.GetClassifyListByIds(classifyIds)
		if err != nil {
			br.Msg = "获取分类失败"
			br.ErrMsg = "获取类别信息失败，系统错误，Err:" + err.Error()
			return
		}
		var parentClassifyIds []int
		for _, v := range classifyList {
			if v.ParentId != 0 {
				parentClassifyIds = append(parentClassifyIds, v.ParentId)
			}
		}
		parentClassifyList, err := models.GetClassifyListByIds(parentClassifyIds)
		if err != nil {
			br.Msg = "获取分类失败"
			br.ErrMsg = "获取类别信息失败，系统错误，Err:" + err.Error()
			return
		}

		var rootClassifyIds []int
		for _, v := range parentClassifyList {
			if v.ParentId != 0 {
				rootClassifyIds = append(rootClassifyIds, v.ParentId)
			}
		}
		classifyIds = append(classifyIds, parentClassifyIds...)
		classifyIds = append(classifyIds, rootClassifyIds...)
		classifyIds = utils.Unique(classifyIds)
		finalList, err = models.GetClassifyListByIds(classifyIds)
		if err != nil {
			br.Msg = "获取分类失败"
			br.ErrMsg = "获取类别信息失败，系统错误，Err:" + err.Error()
			return
		}
	}
	finalList = services.GetClassifyTree(finalList, 0)

	br.Msg = "分类列表获取成功"
	br.Data = finalList
	br.Success = true
	br.Ret = 200
}

// ClassifyList
// @Title 获取品种下的分类权限列表
// @Description 获取研报的品种权限列表
// @Param   ChartPermissionId   query   int  true       "品种权限id"
// @Success 200 {object} []models.ChartPermission
// @router /classify/list [get]
func (this *ChartPermissionController) ClassifyList() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	chartPermissionId, _ := this.GetInt("ChartPermissionId")
	if chartPermissionId <= 0 {
		br.Msg = "品种权限错误"
		return
	}
	chartPermission, err := models.GetChartPermissionById(chartPermissionId)
	if err != nil {
		if err.Error() == utils.ErrNoRow() {
			br.Msg = "品种权限不存在"
			return
		}
		br.Msg = "品种权限错误"
		br.ErrMsg = "品种权限错误，系统错误，Err:" + err.Error()
		return
	}
	var classifyIds []int
	if chartPermission.ParentId == 0 {
		// 传过来的是一级品种权限的id，那就获取子品种权限的id，通过子品种权限寻找分类id
		childChartPermissionIdsList, err := models.GetChildChartPermissionIdsById(chartPermission.ChartPermissionId)
		if err != nil {
			br.Msg = "获取品种权限失败"
			br.ErrMsg = "获取子品种权限失败，系统错误，Err:" + err.Error()
			return
		}
		classifyIds, err = models.GetClassifyIdsListByIds(childChartPermissionIdsList)
		if err != nil {
			br.Msg = "获取分类失败"
			br.ErrMsg = "获取类别失败，系统错误，Err:" + err.Error()
			return
		}
	} else {
		classifyIds, err = models.GetClassifyIdsListById(chartPermission.ChartPermissionId)
		if err != nil {
			br.Msg = "获取分类失败"
			br.ErrMsg = "获取类别失败，系统错误，Err:" + err.Error()
			return
		}
	}
	classifyIds = utils.Unique(classifyIds)
	classifyList, err := models.GetClassifyListByIds(classifyIds)
	if err != nil {
		br.Msg = "获取分类失败"
		br.ErrMsg = "获取类别信息失败，系统错误，Err:" + err.Error()
		return
	}

	br.Msg = "分类列表获取成功"
	br.Data = classifyList
	br.Success = true
	br.Ret = 200
}

// getChartPermissionTree获得品种权限的树形结构
func getChartPermissionTree(rootMap map[int]*models.ChartPermission, childChartPermissionList []*models.ChartPermission) map[int]*models.ChartPermissionView {
	resultMap := make(map[int]*models.ChartPermissionView)
	for _, v := range childChartPermissionList {
		if perm, ok := resultMap[v.ParentId]; ok {
			perm.Child = append(perm.Child, &models.ChartPermissionView{
				ChartPermissionId: v.ChartPermissionId,
				PermissionName:    v.PermissionName,
				IsPublic:          v.IsPublic,
				ParentId:          v.ParentId,
				Sort:              v.Sort,
			})
		} else {
			if root, ok := rootMap[v.ParentId]; ok {
				resultMap[v.ParentId] = &models.ChartPermissionView{
					ChartPermissionId: root.ChartPermissionId,
					PermissionName:    root.PermissionName,
					IsPublic:          root.IsPublic,
					Sort:              root.Sort,
					ParentId:          root.ParentId,
					Child:             make([]*models.ChartPermissionView, 0),
				}
				resultMap[v.ParentId].Child = append(resultMap[v.ParentId].Child, &models.ChartPermissionView{
					ChartPermissionId: v.ChartPermissionId,
					PermissionName:    v.PermissionName,
					IsPublic:          v.IsPublic,
					ParentId:          v.ParentId,
					Sort:              v.Sort,
				})
			} else {
				utils.ApiLog.Info("私有权限列表获取失败，未找到根节点，权限ID：" + strconv.Itoa(v.ChartPermissionId))
			}
		}
	}
	return resultMap
}

func getClassifyTree(classifyList []*models.ClassifyView, parentClassifyList []*models.ClassifyView) []*models.ClassifyView {
	for _, v := range parentClassifyList {
		for _, v1 := range classifyList {
			if v.Id == v1.ParentId {
				v.Child = append(v.Child, v1)
			}
		}
	}
	return parentClassifyList
}