基本雏型, 本地

2025-10-17 00:15:12 +00:00 · 2015-01-18 23:15:00 +08:00
parent e854c20057
commit ab969d4e2c
2770 changed files with 307754 additions and 7405 deletions
--- a/node_modules/notebook.js
+++ b/node_modules/notebook.js
@@ -0,0 +1,139 @@
+var db = require('db');
+var User = require('user');
+var NB = db.notebooks;
+
+function log(o) {console.log(o);}
+
+/*
+字段: 
+_id, // NotebookId表示是服务端Id, _id表示本地的id, 不一样
+IsDeleted bool, // 是否已删除, true表示本地已删除, 未同步
+LocalUsn int 本地Usn, 递增, 用于记录从上次同步后是否已修改, 若 > lastUpdateCount则表示已修改
+	NotebookId       bson.ObjectId `bson:"_id,omitempty"` // 必须要设置bson:"_id" 不然mgo不会认为是主键
+	UserId           bson.ObjectId `bson:"UserId"`
+	ParentNotebookId bson.ObjectId `bson:"ParentNotebookId,omitempty"` // 上级
+	Seq              int           `Seq`                               // 排序
+	Title            string        `Title`                             // 标题
+	UrlTitle         string        `UrlTitle`                          // Url标题 2014/11.11加
+	NumberNotes      int           `NumberNotes`                       // 笔记数
+	IsTrash          bool          `IsTrash,omitempty`                 // 是否是trash, 默认是false
+	IsBlog           bool          `IsBlog,omitempty`                  // 是否是Blog 2013/12/29 新加
+	CreatedTime      time.Time     `CreatedTime,omitempty`
+	UpdatedTime      time.Time     `UpdatedTime,omitempty`
+
+	// 2015/1/15, 更新序号
+	Usn int `Usn` // UpdateSequenceNum, 与服务器端保存一致
+ 
+ */
+
+// 排序笔记本和子笔记本
+function sortNotebooks(notebooks) {
+	notebooks.sort(function(a, b) {
+		return a.Seq - b.Seq;
+	});
+	for(var i in notebooks) {
+		var notebook = notebooks[i];
+		if(notebook.Subs.length > 0) {
+			sortNotebooks(notebook.Subs);
+		}
+	}
+}
+
+// 笔记本服务
+var Notebook = {
+
+	addNotebookTest: function() {
+		var doc = {
+			// _id: "xxxxx",
+			hello: 'world'
+		   , n: 5
+		   , today: new Date()
+		   , nedbIsAwesome: true
+		   , notthere: null
+		   , notToBeSaved: undefined  // Will not be saved
+		   , fruits: [ 'apple', 'orange', 'pear' ]
+		   , infos: { name: 'nedb' }
+		   };
+		console.log("save before")
+		NB.insert(doc, function (err, newDoc) {   // Callback is optional
+		  // newDoc is the newly inserted document, including its _id
+		  // newDoc has no key called notToBeSaved since its value was undefined
+		  console.log(err);
+		  console.log(newDoc);
+		});
+	},
+
+	// 得到用户下所有的notebook
+	// 排序好之后返回
+	getNotebooks: function(callback) { 
+		var userId = User.getCurActiveUserId();
+		NB.find({UserId: userId}, function(err, notebooks) {
+			if(err) {
+				log(err);
+				return callback && callback(false);
+			}
+			// log(notebooks);
+			// 整理成层级关系, 并排序
+			// 1. 建立map
+			var notebooksMap = {};
+			for(var i in notebooks) {
+				var notebook = notebooks[i];
+				notebook.Subs = [];
+				notebooksMap[notebook.NotebookId] = notebook;
+			}
+			// 2. 追加到父下
+			var isolatedNotebooks = []; // 独立的, 没有父的, 第一级
+			for(var notebookId in notebooksMap) {
+				var notebook = notebooksMap[notebookId];
+				var parentNotebookId = notebook.ParentNotebookId;
+				if(parentNotebookId && notebooksMap[parentNotebookId]) {
+					notebooksMap[parentNotebookId].Subs.push(notebook);
+				} else {
+					isolatedNotebooks.push(notebook);
+				}
+			}
+			// 3. 排序
+			sortNotebooks(isolatedNotebooks);
+			// log(notebooks);
+			// log(notebooksMap['1'].Subs);
+			callback && callback(isolatedNotebooks);
+		});
+	},
+
+	// 新建笔记本
+	addNotebook: function(notebookId, title, parentNotebookId, callback) {
+		var notebook = {
+			Title: title,
+			Seq: -1,
+			UserId: User.getCurActiveUserId(),
+			ParentNotebookId: parentNotebookId
+			// TODO UrlTitle
+		}
+		if(notebookId) {
+			notebook['NotebookId'] = notebookId;
+		}
+		NB.insert(notebook, function (err, newDoc) {   // Callback is optional
+			if(err) {
+				console.log(err);
+				callback && callback(false);
+			} else {
+				callback && callback(newDoc);
+			}
+		});
+	},
+
+	// 重新统计笔记本的笔记数据
+	reCountNotebookNumberNotes: function(notebookId) {
+		db.notes.count({NotebookId: notebookId, IsTrash: false}, function(err, count) {
+			if(err) {
+				log(err);
+				return;
+			}
+			log("count");
+			log(notebookId);
+			log(count);
+			NB.update({NotebookId: notebookId}, {$set: {NumberNotes: count}}, {})
+		});
+	}
+};
+module.exports = Notebook;