Golang Notebooks Exemples

Exemple #1

Fichier : NotebookService.go Projet : intZz/leanote

// 整理(成有关系)并排序
// GetNotebooks()调用
// ShareService调用
func ParseAndSortNotebooks(userNotebooks []info.Notebook, noParentDelete, needSort bool) info.SubNotebooks {
	// 整理成info.Notebooks
	// 第一遍, 建map
	// notebookId => info.Notebooks
	userNotebooksMap := make(map[bson.ObjectId]*info.Notebooks, len(userNotebooks))
	for _, each := range userNotebooks {
		newNotebooks := info.Notebooks{Subs: info.SubNotebooks{}}
		newNotebooks.NotebookId = each.NotebookId
		newNotebooks.Title = each.Title
		//		newNotebooks.Title = html.EscapeString(each.Title)
		newNotebooks.Title = strings.Replace(strings.Replace(each.Title, "<script>", "", -1), "</script", "", -1)
		newNotebooks.Seq = each.Seq
		newNotebooks.UserId = each.UserId
		newNotebooks.ParentNotebookId = each.ParentNotebookId
		newNotebooks.NumberNotes = each.NumberNotes
		newNotebooks.IsTrash = each.IsTrash
		newNotebooks.IsBlog = each.IsBlog

		// 存地址
		userNotebooksMap[each.NotebookId] = &newNotebooks
	}

	// 第二遍, 追加到父下

	// 需要删除的id
	needDeleteNotebookId := map[bson.ObjectId]bool{}
	for id, each := range userNotebooksMap {
		// 如果有父, 那么追加到父下, 并剪掉当前, 那么最后就只有根的元素
		if each.ParentNotebookId.Hex() != "" {
			if userNotebooksMap[each.ParentNotebookId] != nil {
				userNotebooksMap[each.ParentNotebookId].Subs = append(userNotebooksMap[each.ParentNotebookId].Subs, each) // Subs是存地址
				// 并剪掉
				// bug
				needDeleteNotebookId[id] = true
				// delete(userNotebooksMap, id)
			} else if noParentDelete {
				// 没有父, 且设置了要删除
				needDeleteNotebookId[id] = true
				// delete(userNotebooksMap, id)
			}
		}
	}

	// 第三遍, 得到所有根
	final := make(info.SubNotebooks, len(userNotebooksMap)-len(needDeleteNotebookId))
	i := 0
	for id, each := range userNotebooksMap {
		if !needDeleteNotebookId[id] {
			final[i] = each
			i++
		}
	}

	// 最后排序
	if needSort {
		return sortSubNotebooks(final)
	}
	return final
}

Exemple #2

Fichier : NotebookService.go Projet : hello-kukoo/leanote

// 整理(成有关系)并排序
// GetNotebooks()调用
// ShareService调用
func ParseAndSortNotebooks(userNotebooks []info.Notebook, noParentDelete, needSort bool) info.SubNotebooks {
	// 整理成info.Notebooks
	// 第一遍, 建map
	// notebookId => info.Notebooks
	userNotebooksMap := make(map[bson.ObjectId]*info.Notebooks, len(userNotebooks))
	for _, each := range userNotebooks {
		newNotebooks := info.Notebooks{Subs: info.SubNotebooks{}}
		newNotebooks.NotebookId = each.NotebookId
		newNotebooks.Title = each.Title
		newNotebooks.Seq = each.Seq
		newNotebooks.UserId = each.UserId
		newNotebooks.ParentNotebookId = each.ParentNotebookId
		newNotebooks.NumberNotes = each.NumberNotes
		newNotebooks.IsTrash = each.IsTrash
		newNotebooks.IsBlog = each.IsBlog
		userNotebooksMap[each.NotebookId] = &newNotebooks
	}

	// 第二遍, 追加到父下
	//	nilObjectId := bson.ObjectIdHex("")
	for id, each := range userNotebooksMap {
		// 如果有父, 那么追加到父下, 并剪掉当前, 那么最后就只有根的元素
		if each.ParentNotebookId.Hex() != "" {
			if userNotebooksMap[each.ParentNotebookId] != nil {
				userNotebooksMap[each.ParentNotebookId].Subs = append(userNotebooksMap[each.ParentNotebookId].Subs, *each)
				// 并剪掉
				delete(userNotebooksMap, id)
			} else if noParentDelete {
				// 没有父, 且设置了要删除
				delete(userNotebooksMap, id)
			}
		}
	}

	// 第三遍, 得到所有根
	final := make(info.SubNotebooks, len(userNotebooksMap))
	i := 0
	for _, each := range userNotebooksMap {
		final[i] = *each
		i++
	}

	// 最后排序
	if needSort {
		return sortSubNotebooks(final)
	}
	return final
}