mirror of
https://github.com/wassname/HackFlowy.git
synced 2026-07-19 11:19:50 +08:00
REVISION CONTROL
This commit is contained in:
Curtis SerVaas
+152
-181
@@ -4,199 +4,41 @@ var NodeSchema = new mongoose.Schema({
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text: {type: String},
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children: {type: Array},
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parents: {type: Array},
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markdown: {type: Boolean}
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})
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markdown: {type: Boolean},
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timestamp: {type: Number}
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});
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var SnapSchema = new mongoose.Schema({
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text: {type: String},
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children: {type: Array},
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parents: {type: Array},
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timestamp: {type: Number},
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cur_id: {type: String}
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});
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var rootID;
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var MySnap = mongoose.model('snaps', SnapSchema);
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var MyNode = mongoose.model('nodes', NodeSchema);
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var snapModule = require('./Snap.js');
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var MySnap = snapModule.MySnap;
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var addSnap = snapModule.addSnap;
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// Exports
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module.exports.addNode = addNode;
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module.exports.findNodes = findNodes;
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module.exports.MyNode = MyNode;
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module.exports.findAndSendSocket = findAndSendSocket
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module.exports.setUpDB = setUpDB;
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module.exports.moveNode = moveNode;
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module.exports.removeNode = removeNode;
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module.exports.updateParent = updateParent;
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module.exports.updateText = updateText;
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module.exports.setUpDB = setUpDB;
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module.exports.removeNode = removeNode;
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module.exports.moveNode = moveNode;
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module.exports.rootNodeId = rootNodeId;
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module.exports.MySnap = MySnap;
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function rootNodeId(){
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return rootID;
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}
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function moveNode(ids, arrays){
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var thisId = ids[0]; //draggedId
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var now = Date.now();
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MyNode.findById(thisId, null, function(err, node){
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addSnap(node, now);
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node.parents = arrays[0];
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node.save();
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});
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var oldParId = ids[1];
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MyNode.findById(oldParId, null, function(err, node){
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addSnap(node, now);
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node.children = arrays[1];
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node.save();
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});
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var newParId = ids[2];
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MyNode.findById(newParId, null, function(err, node){
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addSnap(node, now);
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node.children = arrays[2];
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node.save();
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});
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}
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function addSnap(node, now, callback){
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var instance = new MySnap();
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instance.text = node.text;
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instance.children = node.children;
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instance.parents = node.parents;
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instance.cur_id = node._id;
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instance.timestamp = now;
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instance.save(function(err){
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if(err){
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//callback(err);
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}
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else{
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//callback(null, instance);
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}
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});
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}
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module.exports.addNode = addNode;
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// module.exports.rootNodeId = rootNodeId;
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// var rootID;
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// function rootNodeId(){
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// return rootID;
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// }
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//this is technically not good asynchronous code.
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//this coulde be made into a recursive function which takes an array of todo-strings.
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function addListOfNodes(){
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addNode("0root", [], [], function(err, rootNode){
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rootID = rootNodeId._id;
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var parId = rootNode._id;
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addNode("Todos", [], [parId], function(err, vadar){ //called vadar because it is the parent/father
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var vadarId = vadar._id;
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var childArray = [];
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addNode("Revision Control", [], [vadarId], function(err, child){
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childArray.push(child._id);
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});
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addNode("LatexEditor", [], [vadarId], function(err, child){
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childArray.push(child._id);
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});
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addNode("Lots of other stuff", [], [vadarId], function(err, child){
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childArray.push(child._id);
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vadar.children = childArray;
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vadar.save();
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});
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rootNode.children = [vadarId];
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rootNode.save();
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});
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});
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}
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function setUpDB(){
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MyNode.remove({}, function(err) { console.log('collection removed') });
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MySnap.remove({}, function(err) { console.log('collection removed') });
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addListOfNodes();
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}
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function removeNode(thisId, thisIndex, parId){
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var now = Date.now();
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MyNode.findById(parId, null, function(err, parNode){
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if(err || parNode == null){
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return;
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}
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addSnap(parNode, now);
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var temp = parNode.children;
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console.log(temp.splice(thisIndex, 1));
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console.log(temp);
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parNode.children = temp;
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parNode.save();
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});
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MyNode.findById(thisId, null, function(err, delNode){
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if(err || delNode == null){
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return;
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}
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addSnap(delNode, now);
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if(delNode.parents.length ==1 ){
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delNode.remove();
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}
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else{ //this is the condition that we'll have to take care of if there are dups.
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delNode.parents = _.without(parents, parId);
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delNode.save();
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}
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})
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}
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function updateText(id, newText){
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console.log("\nUPDATE TEXT\n" + id + newText);
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var now = Date.now();
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MyNode.findById(id, null, function(err, node){
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if(err || node == null){
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return;
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}
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addSnap(node, now);
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node.text = newText;
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node.save();
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});
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}
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function updateParent(parId, newId ,newIndex, now){
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MyNode.findById(parId, null, function(err, parNode){
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if(err || parNode == null){
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return;
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}
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addSnap(parNode, now);
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parNode.children.insert(newIndex, newId);
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parNode.save();
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})
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}
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//add Node to the DB.
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function addNode(text, children, parents, callback){
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var now = Date.now();
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var instance = new MyNode();
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instance.text = text;
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instance.children = children;
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instance.parents = parents;
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instance.markdown = 0;
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addSnap(instance, now);
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instance.save(function (err) {
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if (err) {
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callback(err);
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}
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else {
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callback(null, instance, now);
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}
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});
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}
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function findNodes(socket){
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function findAndSendSocket(socket){
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var nodes = {'keeping': 'calm'}
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MyNode.find(function(err, nodes){
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if(!err){
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@@ -211,6 +53,135 @@ function findNodes(socket){
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});
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}
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function setUpDB(){
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MyNode.remove({}, function(err) { console.log('collection removed') });
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MySnap.remove({}, function(err) { console.log('collection removed') });
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// addNode("0root", [], ["123456"]);
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// addNode("Welcolme!", [], [rootNode._id]);
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addNode("0root", [], ["123456"], function(err, rootNode){
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addNode("Welcolme!", [], [rootNode._id], function(err, firstBullet){
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rootNode.children = [firstBullet._id]
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var now = rootNode.timestamp = firstBullet.timestamp
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addSnap(rootNode, now);
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addSnap(firstBullet, now);
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});
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});
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}
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function moveNode(ids, arrays){
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var thisId = ids[0]; //draggedId
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var now = Date.now();
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MyNode.findById(thisId, null, function(err, node){
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node.timestamp = now;
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node.parents = arrays[0];
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node.save();
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});
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var oldParId = ids[1];
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MyNode.findById(oldParId, null, function(err, node){
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node.timestamp = now;
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node.children = arrays[1];
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node.save();
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});
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var newParId = ids[2];
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MyNode.findById(newParId, null, function(err, node){
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node.timestamp = now;
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node.children = arrays[2];
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node.save();
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});
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}
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function removeNode(thisId, thisIndex, parId){
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var now = Date.now();
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MyNode.findById(parId, null, function(err, parNode){
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if(err || parNode == null){
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return;
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}
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var temp = parNode.children;
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temp.splice(thisIndex, 1); //remove thisIndex.
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parNode.children = temp;
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parNode.timestamp = now;
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parNode.save();
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});
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MyNode.findById(thisId, null, function(err, delNode){
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if(err || delNode == null){
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return;
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}
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delNode.timestamp = now;
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if(delNode.parents.length ==1 ){//(this if statement is technically redundant)
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// delNode.remove();
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delNode.parnets = []; //(this is how deletion is represented).
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delNode.save();
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}
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else{ //this is the condition that we'll have to take care of if there are dups.
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delNode.parents = _.without(parents, parId);
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delNode.save();
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}
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})
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}
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function updateText(id, newText){
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MyNode.findById(id, null, function(err, node){
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if(err || node == null){
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return;
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}
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node.timestamp = Date.now();
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node.text = newText;
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node.save();
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});
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}
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function updateParent(parId, newId ,newIndex, now){
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MyNode.findById(parId, null, function(err, parNode){
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if(err || parNode == null){
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return;
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}
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parNode.children.insert(newIndex, newId);
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parNode.timestamp = Date.now();
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parNode.save();
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})
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}
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//add Node to the DB.
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function addNode(text, children, parents, callback){
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var instance = new MyNode();
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instance.text = text;
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instance.children = children;
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instance.parents = parents;
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instance.markdown = 0;
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instance.timestamp = Date.now();
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instance.save(function (err) {
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if (err) {
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callback(err);
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}
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else {
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callback(null, instance);
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}
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});
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}
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Array.prototype.insert = function (index, item) {
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this.splice(index, 0, item);
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};
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@@ -0,0 +1,52 @@
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var mongoose = require('mongoose');
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var SnapSchema = new mongoose.Schema({
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text: {type: String},
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children: {type: Array},
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parents: {type: Array},
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markdown: {type: Boolean},
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timestamp: {type: Number},
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cur_id: {type: String}
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});
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var MySnap = mongoose.model('snaps', SnapSchema);
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module.exports.MySnap = MySnap;
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// module.exports.fetchMostRecent = fetchMostRecent;
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module.exports.addSnap = addSnap;
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// function fetchMostRecent(){
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// MySnap
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// }
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//helper function for setUpDB.
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function addSnap(node, now, remove, callback){
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var instance = new MySnap();
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instance.text = node.text;
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instance.children = node.children;
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instance.parents = node.parents;
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instance.markdown = node.markdown;
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instance.cur_id = node._id;
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instance.timestamp = now;
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if(remove){
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console.log("removingNode!!!");
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node.remove();
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}
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else{
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console.log("saving Node!!!");
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node.timestamp = now;
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node.save();
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}
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instance.save(function(err){
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if(err){
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//callback(err);
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}
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else{
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//callback(null, instance);
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}
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});
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}
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