Initial.

backbone-simpledb.js

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+var simpledb = require('node-simpledb');
+
+module.exports = function(settings) {
+    var sdb = new simpledb.SimpleDB({keyid: settings.aws_key, secret: settings.aws_secret});
+    sdb.createDomain(settings.simpledb_domain, function(err) {
+        if (err) throw err;
+    });
+
+    // Helper function to get a URL from a Model or Collection as a property
+    // or as a function.
+    var getUrl = function(object) {
+        if (object.url instanceof Function) {
+            return object.url();
+        } else if (typeof object.url === 'string') {
+            return object.url;
+        }
+    };
+
+    return {
+        sync: function(method, model, success, error) {
+            switch (method) {
+            case 'read':
+                var data,
+                    base = getUrl(model);
+                if (model.id) {
+                    sdb.getItem(settings.simpledb_domain, base, function(err, data) {
+                        return data ? success(data) : error('Model not found.');
+                    });
+                } else {
+                    return error('Not supported yet.');
+                }
+                break;
+            case 'create':
+            case 'update':
+                sdb.putItem(
+                    settings.simpledb_domain,
+                    getUrl(model),
+                    model.toJSON(),
+                    function(err) {
+                        return err ? error(err) : success({});
+                    }
+                );
+                break;
+            }
+        }
+    }
+}

index.js

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+module.exports = require('./backbone-simpledb');