我似乎无法将 JSON 加载到我的 FriendsCollection 中以呈现到 FriendListView。我可以看到它正在通过网络面板加载,我可以将数据记录到控制台,但由于某种原因,fetch 命令没有将数据传递给要呈现的视图。
我正在使用主干 1.0。
我正在使用的代码在 jsbin 上可用:http://jsbin.com/OHePaki/1/edit?html,js, output
// MODELS
var ArtifactModel = Backbone.Model.extend({
initialize: function() {
this.on('reset', function(){ artifactView.render() })
},
defaults: {
"text": "Unknown Text",
"timestamp": "Unknown timestamp"
}
});
var artifactModel = new ArtifactModel();
// COLLECTIONS
var ArtifactCollection = Backbone.Collection.extend({
model: ArtifactModel,
url: '/getDigest.json',
// url: 'http://we365.local/Artifact/GetShareableArtifact?token=b88d2640826bb8593f6edb308ce604f28225f240&artifact_id=2&social_site=tw&log_inside=&go',
parse: function(data) {
console.log('running parse');
return _.map(data.response.content, _.identity);
},
initialize: function(){
this.on('reset', function(){ artifactListView.render(); }),
console.log('running init function for ArtifactCollection');
this.fetch();
//this.reset(artifactjson, { parse: true });
console.log(this.toJSON());
}
});
var artifactCollection = new ArtifactCollection();
// VIEWS
var ArtifactView = Backbone.View.extend({
tagName: 'li',
className: 'single-model',
render: function(){
var template = Handlebars.compile($('#stream_getDigest').html());
this.$el.html(template(this.model.toJSON()));
return this;
}
});
var ArtifactListView = Backbone.View.extend({
initalize: function(){
this.collection.on('add', this.addOne, this);
},
render: function(){
this.collection.forEach(this.addOne, this);
},
addOne: function(artifactModel){
var artifactView = new ArtifactView({model: artifactModel});
this.$el.append(artifactView.render().el);
}
});
// rendering
var artifactView = new ArtifactView({model: artifactModel});
var artifactListView = new ArtifactListView({collection: artifactCollection});
artifactView.render();
artifactListView.render();
$('#list').html(artifactListView.$el.html());