Merge pull request #40 from jbrooksuk/metric-api

Create and update a metric.

app/controllers/ApiController.php

@@ -155,4 +155,47 @@
 			}
 		}
 
+		/**
+		 * Create a new metric
+		 *
+		 * @return Metric
+		 */
+		public function postMetrics() {
+			$metric = new Metric(Input::all());
+			return $this->_saveMetric($metric);
+		}
+
+		/**
+		 * Update an existing metric
+		 *
+		 * @param int $id
+		 *
+		 * @return Metric
+		 */
+		public function putMetric($id) {
+			$metric = $this->getMetric($id);
+			$metric->fill(Input::all());
+			return $this->_saveMetric($metric);
+		}
+
+		/**
+		 * Function for saving a metric, and returning appropriate error codes
+		 *
+		 * @param Metric $metric
+		 *
+		 * @return Metric
+		 */
+		private function _saveMetric($metric) {
+			if ($metric->isValid()) {
+				try {
+					$metric->saveOrFail();
+					return $metric;
+				} catch (Exception $e) {
+					App::abort(500, $e->getMessage());
+				}
+			} else {
+				App::abort(404, $metric->getErrors()->first());
+			}
+		}
+
 	}

app/models/Metric.php

@@ -1,5 +1,32 @@
 <?php
 
-	class Metric extends Eloquent {
+	use \Watson\Validating\ValidatingTrait;
 
+	class Metric extends Eloquent implements \Dingo\Api\Transformer\TransformableInterface {
+		use ValidatingTrait;
+
+		protected $rules = [
+			'name'          => 'required',
+			'suffix'        => 'required',
+			'display_chart' => 'boolean',
+		];
+
+		protected $fillable = ['name', 'suffix', 'description', 'display_chart'];
+
+		/**
+		 * Determines whether a chart should be shown.
+		 * @return bool
+		 */
+		public function getShouldDisplayAttribute() {
+			return $this->display_chart === 1;
+		}
+
+		/**
+		 * Get the transformer instance.
+		 *
+		 * @return ComponentTransformer
+		 */
+		public function getTransformer() {
+			return new MetricTransformer();
+		}
 	}

app/routes/api.php

@@ -13,8 +13,10 @@
 		Route::group(['protected' => true], function() {
 			Route::post('components', 'ApiController@postComponents');
 			Route::post('incidents', 'ApiController@postIncidents');
+			Route::post('metrics', 'ApiController@postMetrics');
 
 			Route::put('incidents/{id}', 'ApiController@putIncident');
+			Route::put('metrics/{id}', 'ApiController@putMetric');
 		});
 
 	});

app/transformers/MetricTransformer.php

@@ -0,0 +1,15 @@
+<?php
+
+	class MetricTransformer extends \League\Fractal\TransformerAbstract {
+		public function transform(Metric $metric) {
+			return [
+				'id' => (int) $component->id,
+				'name' => $component->name,
+				'description' => $component->description,
+				'suffix' => $component->suffix,
+				'display' => $component->shouldDisplay,
+				'created_at' => $component->created_at->timestamp,
+				'updated_at' => $component->updated_at->timestamp,
+			];
+		}
+	}