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- Synchronize the flag state with Google Drive using the realtime API. - Handle Google sign in. - Keep in sync the localstorage state.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,156 @@ | ||
| /* | ||
| Handle synchronization with Google Drive using the realtime API. | ||
| author: Alessio Franceschelli - @alefranz | ||
| */ | ||
|
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| "use strict"; | ||
|
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| var Realtime = Realtime || {}; | ||
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| Realtime.Controller = function(view) { | ||
| this.view = view; | ||
| this.uxchecklist = null; | ||
| } | ||
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| Realtime.Controller.prototype.log = function(message) { | ||
| if(document.location.hostname == "localhost") { | ||
| console.log(message); | ||
| } | ||
| } | ||
|
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| Realtime.Controller.prototype.loaded = function(result) { | ||
| var model = result.getModel(); | ||
| this.uxchecklist = model.getRoot().get('uxchecklist'); | ||
| this.log(this.uxchecklist); | ||
| this.log(this.uxchecklist.version); | ||
|
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| var self = this; | ||
| this.uxchecklist.checkboxes.addEventListener(gapi.drive.realtime.EventType.VALUE_CHANGED, function(value){ | ||
| self.log(value); | ||
| if (!value.isLocal) | ||
| { | ||
| var key = value.property; | ||
| var val = value.newValue; | ||
| self.log("changed " + key + " as " + val); | ||
| self.view.checkboxes[key].setChecked(val); | ||
| } | ||
| }); | ||
|
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||
| var keys = this.uxchecklist.checkboxes.keys(); | ||
| this.log(keys); | ||
| for (var i=0; i < keys.length; i++) { | ||
| var key = keys[i]; | ||
| var val = this.uxchecklist.checkboxes.get(key); | ||
| this.log("loaded " + key + " as " + val); | ||
| this.view.checkboxes[key].setChecked(val); | ||
| } | ||
| this.log("ready!"); | ||
| }; | ||
|
|
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| Realtime.Controller.prototype.onCheckBoxChange = function(key) { | ||
| var value = this.view.checkboxes[key].isChecked(); | ||
| this.log("saved " + key + " as " + value); | ||
| this.uxchecklist.checkboxes.set(key, value); | ||
| }; | ||
|
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| Realtime.Controller.prototype.start = function() { | ||
| var self = this; | ||
| this.createFile(function (file) { | ||
| gapi.drive.realtime.load(file.id, | ||
| function(r) { self.loaded(r); }, | ||
| function(model) { self.initializeModel(model); }) | ||
| }); | ||
| }; | ||
|
|
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| Realtime.Controller.prototype.initializeModel = function(model) { | ||
| var uxchecklist = model.create(Realtime.Model.UxCheckList); | ||
| model.getRoot().set('uxchecklist', uxchecklist); | ||
| uxchecklist.version = 1; | ||
| uxchecklist.checkboxes = model.createMap(); | ||
| this.log(uxchecklist.version); | ||
| this.save(uxchecklist); | ||
| }; | ||
|
|
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| Realtime.Controller.prototype.save = function(uxchecklist) { | ||
| uxchecklist = uxchecklist || this.uxchecklist; | ||
| for(var key in this.view.checkboxes) { | ||
| var cb = this.view.checkboxes[key]; | ||
| var value = cb.isChecked(); | ||
| uxchecklist.checkboxes.set(key, value); | ||
| this.log("saved " + key + " as " + value); | ||
| } | ||
| }; | ||
|
|
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| Realtime.Controller.prototype.init = function() { | ||
| gapi.drive.realtime.custom.registerType(Realtime.Model.UxCheckList, 'UxCheckList'); | ||
| Realtime.Model.UxCheckList.prototype.version = gapi.drive.realtime.custom.collaborativeField('version'); | ||
| Realtime.Model.UxCheckList.prototype.checkboxes = gapi.drive.realtime.custom.collaborativeField('checkboxes'); | ||
| }; | ||
|
|
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| Realtime.Controller.prototype.auth = function(immediate, success, fail) { | ||
| var self = this; | ||
| gapi.auth.authorize({ | ||
| 'client_id': '939842792990-97uqc8rc3h645k65ecd4j7p3u0al17aj.apps.googleusercontent.com', | ||
| 'scope': 'https://www.googleapis.com/auth/drive.file email profile', | ||
| 'immediate': immediate | ||
| }, function(r) { self.checkAuth(r, success, fail); }); | ||
| }; | ||
|
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| Realtime.Controller.prototype.checkAuth = function(authResult, success, fail) { | ||
| if (authResult && !authResult.error) { | ||
| this.log(authResult); | ||
| success(); | ||
| this.start(); | ||
| } else { | ||
| fail(); | ||
| } | ||
| }; | ||
|
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| Realtime.Controller.prototype.createFile = function(callback) { | ||
| var self = this; | ||
| gapi.client.load('drive', 'v2', function () { | ||
| var mimeType = 'application/vnd.google-apps.drive-sdk'; | ||
| var title = 'UxCheckList'; | ||
| gapi.client.drive.files.list({'q': "title = '" + title + "' and mimeType contains '" + mimeType + "' and trashed = false" }) | ||
| .execute(function(r){ | ||
| self.log(r); | ||
| if (!r || r.items.length < 1) { | ||
| self.log("create"); | ||
| gapi.client.drive.files.insert({ | ||
| 'resource': { | ||
| mimeType: mimeType, | ||
| title: title | ||
| } | ||
| }).execute(callback); | ||
| } else { | ||
| var file = r.items[0]; | ||
| self.log(file); | ||
| callback(file); | ||
| } | ||
| }); | ||
| }); | ||
| }; | ||
|
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| Realtime.View = function(checkboxes) { | ||
| this.checkboxes = checkboxes; | ||
| }; | ||
|
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| Realtime.Model = Realtime.Model || {}; | ||
|
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| Realtime.Model.UxCheckList = function () {}; | ||
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| Realtime.Model.CheckBox = function(id, element, isCheckedFn, setCheckedFn) { | ||
| this.id = id; | ||
| this.element = element; | ||
| this.isCheckedFn = isCheckedFn; | ||
| this.setCheckedFn = setCheckedFn; | ||
| }; | ||
|
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| Realtime.Model.CheckBox.prototype.isChecked = function() { | ||
| return this.isCheckedFn(this.id, this.element); | ||
| }; | ||
|
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| Realtime.Model.CheckBox.prototype.setChecked = function(val) { | ||
| this.setCheckedFn(this.id, this.element, val); | ||
| }; |