Get item metadata and Get Collection metadata

src/api/endpoints/class-tainacan-rest-metadata-controller.php

@@ -151,19 +151,61 @@ class TAINACAN_REST_Metadata_Controller extends WP_REST_Controller {
 	}
 
 	public function prepare_item_for_response( $item, $request ) {
+		$metadata_as_json = [];
 
+		if($request['item_id']) {
+			foreach ( $item as $metadata ) {
+
+				$metadata_as_json[] = json_encode(
+					array_merge(
+						json_decode($metadata->get_metadata()->__toJSON(), true),
+						['value' => $metadata->get_value()]
+					)
+				);
+			}
+		} else {
+			foreach ( $item as $metadata ) {
+				$metadata_as_json[] = $metadata->__toJSON();
+			}
+		}
+
+		return $metadata_as_json;
 	}
 
 	public function get_items( $request ) {
-		$id = !empty($request['collection_id']) ? $request['collection_id'] : (!empty($request['item_id']) ? $request['item_id'] : '');
+		if(!empty($request['collection_id'])){
+			$collection_id = $request['collection_id'];
 
-		$this->metadata_repository;
+			$collection = new Entities\Collection($collection_id);
+
+			$collection_metadata = $this->metadata_repository->fetch_by_collection($collection, [], 'OBJECT');
+
+			$prepared_item = $this->prepare_item_for_response($collection_metadata, $request);
+
+			return new WP_REST_Response($prepared_item, 200);
+		} elseif(!empty($request['item_id'])){
+			$item_id = $request['item_id'];
+
+			$item = new Entities\Item($item_id);
+
+			$item_metadata = $this->item_metadata_repository->fetch($item, 'OBJECT');
+
+			$prepared_item = $this->prepare_item_for_response($item_metadata, $request);
+
+			return new WP_REST_Response($prepared_item, 200);
+		}
+
+		return new WP_REST_Response($request->get_body(), 400);
 	}
 
 	public function get_item_permissions_check( $request ) {
 		return true;
 	}
 
+	public function get_items_permissions_check( $request ) {
+		return true;
+	}
+
 	public function get_collection_params() {
 		return parent::get_collection_params(); // TODO: Change the autogenerated stub
 	}

tests/factories/class-tainacan-entity-factory.php

@@ -55,8 +55,7 @@ class Entity_Factory {
 			$this->entity     = new $this->entity_type();
 			$this->repository = new $this->repository_type();
 			
-			if($publish)
-			{
+			if($publish) {
 				$this->entity->set_status('publish');
 			}
 

tests/test-api-metadata.php

@@ -41,8 +41,7 @@ class TAINACAN_REST_Metadata_Controller extends TAINACAN_UnitApiTestCase {
 
 		$this->assertEquals('Moeda', $metadata_added['name']);
 
-
-		####################
+		#################### Add value to metadata of item ##########################
 
 		$meta_values = json_encode(
 			array(
@@ -68,6 +67,84 @@ class TAINACAN_REST_Metadata_Controller extends TAINACAN_UnitApiTestCase {
 		$this->assertEquals('Valorado', $metav);
 	}
 
+
+	public function test_get_item_and_collection_metadata(){
+		global $Tainacan_Item_Metadata;
+
+		$collection = $this->tainacan_entity_factory->create_entity(
+			'collection',
+			array(
+				'name' => 'Statement'
+			),
+			true
+		);
+
+		$item = $this->tainacan_entity_factory->create_entity(
+			'item',
+			array(
+				'title'       => 'No name',
+				'description' => 'No description',
+				'collection'  => $collection
+			),
+			true
+		);
+
+		$field = $this->tainacan_field_factory->create_field('text', '', true);
+
+		$metadata = $this->tainacan_entity_factory->create_entity(
+			'metadata',
+			array(
+				'name'        => 'Data',
+				'description' => 'Descreve valor do campo data.',
+				'collection'  => $collection,
+				'status'      => 'publish',
+				'field_type'  => $field->get_primitive_type(),
+			),
+			true
+		);
+
+		$item_metadata = new \Tainacan\Entities\Item_Metadata_Entity($item, $metadata);
+		$item_metadata->set_value('12/12/2017');
+
+		$item_metadata->validate();
+		$Tainacan_Item_Metadata->insert($item_metadata);
+
+		#################### Get metadata of collection ######################
+
+		$request = new \WP_REST_Request(
+			'GET',
+			$this->namespaced_route . '/metadata/collection/' . $collection->get_id()
+		);
+
+		$response = $this->server->dispatch($request);
+
+		$data = $response->get_data();
+
+		$this->assertContainsOnly('string', $data);
+
+		$metadata = json_decode($data[0], true);
+
+		$this->assertEquals('Data', $metadata['name']);
+
+		################### Get metadata of item with value #######################
+
+		$request = new \WP_REST_Request(
+			'GET',
+			$this->namespaced_route . '/metadata/item/' . $item->get_id()
+		);
+
+		$response = $this->server->dispatch($request);
+
+		$data = $response->get_data();
+
+		$this->assertContainsOnly('string', $data);
+
+		$metadata = json_decode($data[0], true);
+
+		$this->assertEquals('Data', $metadata['name']);
+		$this->assertEquals('12/12/2017', $metadata['value']);
+	}
+
 }
 
 ?>