Sync Through Dependency Injection
We need a mechanism to inject a syncing behavior that can be shared between model and collection. Let’s create a HipsterSync class that holds our data syncing behavior. Ultimately, the various libraries that rely on HipsterSync will invoke a static method HipsterSync.send() to dispatch the CRUD operation. Before looking at that, however, we need a default behavior that can perform Ajax requests.
| varying_the_behavior/public/scripts/HipsterSync.dart | |
| | library hipster_sync; |
| | import 'dart:html'; |
| | import 'dart:convert'; |
| | class HipsterSync { |
| | static _defaultSync(method, model, {options}) { |
| | var req = new HttpRequest(); |
| | _attachCallbacks(req, options); |
| | |
| | req.open(method, model.url); |
| | |
| | // POST ... |
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