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@@ -0,0 +1,169 @@
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+package services
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+
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+import (
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+ "eta/eta_api/models"
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+ "eta/eta_api/utils"
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+ "fmt"
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+ "time"
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+)
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+
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+
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+func MoveEnglishReportClassify(req models.EnglishClassifyMoveReq) (err error, errMsg string) {
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+ classifyId := req.ClassifyId
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+ prevClassifyId := req.PrevClassifyId
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+ nextClassifyId := req.NextClassifyId
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+
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+
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+ var (
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+ classifyInfo *models.EnglishClassify
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+ prevClassify *models.EnglishClassify
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+ nextClassify *models.EnglishClassify
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+
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+ prevSort int
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+ nextSort int
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+ )
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+
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+
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+ classifyInfo, err = models.GetEnglishReportClassifyById(classifyId)
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+ if err != nil {
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+ if err.Error() == utils.ErrNoRow() {
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+ errMsg = "分类不存在, 请刷新页面"
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+ err = fmt.Errorf("获取分类信息失败,Err:" + err.Error())
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+ return
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+ }
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+ errMsg = "移动失败"
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+ err = fmt.Errorf("获取分类信息失败,Err:" + err.Error())
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+ return
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+ } else if classifyInfo.Id == 0 {
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+ errMsg = "分类不存在, 请刷新页面"
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+ err = fmt.Errorf("获取分类信息失败,Err:" + err.Error())
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+ return
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+ }
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+
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+ parentClassifyId := classifyInfo.ParentId
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+ if prevClassifyId > 0 {
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+ prevClassify, err = models.GetEnglishReportClassifyById(prevClassifyId)
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+ if err != nil {
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+ if err.Error() == utils.ErrNoRow() {
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+ errMsg = "上一个分类不存在, 请刷新页面"
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+ err = fmt.Errorf("获取分类信息失败,Err:" + err.Error())
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+ return
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+ }
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+ errMsg = "移动失败"
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+ err = fmt.Errorf("获取上一个兄弟节点分类信息失败,Err:" + err.Error())
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+ return
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+ }
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+ prevSort = prevClassify.Sort
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+ }
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+
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+ if nextClassifyId > 0 {
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+
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+ nextClassify, err = models.GetEnglishReportClassifyById(nextClassifyId)
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+ if err != nil {
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+ if err.Error() == utils.ErrNoRow() {
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+ errMsg = "下一个分类不存在, 请刷新页面"
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+ err = fmt.Errorf("获取分类信息失败,Err:" + err.Error())
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+ return
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+ }
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+ errMsg = "移动失败"
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+ err = fmt.Errorf("获取下一个兄弟节点分类信息失败,Err:" + err.Error())
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+ return
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+ }
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+ nextSort = nextClassify.Sort
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+ }
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+
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+ err, errMsg = moveEnglishReportClassify(classifyInfo, prevClassify, nextClassify, parentClassifyId, prevSort, nextSort)
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+ return
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+}
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+
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+
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+func moveEnglishReportClassify(classifyInfo, prevClassify, nextClassify *models.EnglishClassify, parentId, prevSort, nextSort int) (err error, errMsg string) {
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+ ob := new(models.EnglishClassify)
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+ updateCol := make([]string, 0)
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+
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+
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+ if classifyInfo.ParentId != parentId {
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+ errMsg = "移动失败"
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+ err = fmt.Errorf("不支持目录层级变更")
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+ return
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+ }
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+
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+ if prevSort > 0 {
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+
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+ if nextSort > 0 {
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+
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+
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+ if prevSort == nextSort || prevSort == classifyInfo.Sort {
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+
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+ updateSortStr := `sort + 2`
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+
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+
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+ if prevClassify != nil {
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+ _ = models.UpdateEnglishClassifySortByParentId(parentId, prevClassify.Id, prevClassify.Sort, updateSortStr)
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+ } else {
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+ _ = models.UpdateEnglishClassifySortByParentId(parentId, 0, prevSort, updateSortStr)
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+ }
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+
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+ } else {
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+
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+ if nextSort-prevSort == 1 {
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+
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+ updateSortStr := `sort + 1`
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+
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+
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+ if prevClassify != nil {
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+ _ = models.UpdateEnglishClassifySortByParentId(parentId, prevClassify.Id, prevSort, updateSortStr)
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+ } else {
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+ _ = models.UpdateEnglishClassifySortByParentId(parentId, 0, prevSort, updateSortStr)
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+ }
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+
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+ }
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+ }
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+ }
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+
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+ classifyInfo.Sort = prevSort + 1
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+ classifyInfo.ModifyTime = time.Now()
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+ updateCol = append(updateCol, "Sort", "ModifyTime")
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+ } else if prevClassify == nil && nextClassify == nil && parentId > 0 {
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+
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+ var maxSort int
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+ maxSort, err = ob.GetMaxSortByParentId(parentId)
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+ if err != nil {
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+ errMsg = "移动失败"
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+ err = fmt.Errorf("查询组内排序信息失败,Err:" + err.Error())
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+ return
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+ }
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+ classifyInfo.Sort = maxSort + 1
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+ classifyInfo.ModifyTime = time.Now()
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+ updateCol = append(updateCol, "Sort", "ModifyTime")
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+ } else {
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+
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+ firstPermission, tmpErr := ob.GetFirstClassifyByParentId(parentId)
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+ if tmpErr != nil && tmpErr.Error() != utils.ErrNoRow() {
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+ errMsg = "移动失败"
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+ err = fmt.Errorf("获取获取当前父级分类下的排序第一条的分类信息失败,Err:" + tmpErr.Error())
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+ return
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+ }
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+
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+
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+ if firstPermission != nil && firstPermission.Id != 0 && firstPermission.Sort == 0 {
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+ updateSortStr := ` sort + 1 `
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+ _ = models.UpdateEnglishClassifySortByParentId(parentId, firstPermission.Id-1, 0, updateSortStr)
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+ }
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+
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+ classifyInfo.Sort = 0
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+ classifyInfo.ModifyTime = time.Now()
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+ updateCol = append(updateCol, "Sort", "ModifyTime")
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+ }
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+
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+
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+ if len(updateCol) > 0 {
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+ err = classifyInfo.UpdateEnglishClassify(updateCol)
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+ if err != nil {
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+ errMsg = "移动失败"
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+ err = fmt.Errorf("修改失败,Err:" + err.Error())
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+ return
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+ }
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+ }
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+ return
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+}
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