From 4bc8a58534dac041a458f8688c0003fa87308f79 Mon Sep 17 00:00:00 2001
From: Artur Nowakowski <artnow@st.amu.edu.pl>
Date: Mon, 6 Jan 2020 17:14:54 +0100
Subject: [PATCH] [CLEAR-45] returning recipes

---
 api/app/Helpers/NutrictionCalculator.php   | 25 ++++++++++++++++++++++
 api/app/Models/Recipe.php                  | 11 ++++++++--
 api/app/Models/RecipeProduct.php           |  3 +--
 api/app/Models/RecipeStep.php              |  2 +-
 api/app/Repositories/RecipesRepository.php | 15 +++++++++----
 5 files changed, 47 insertions(+), 9 deletions(-)
 create mode 100644 api/app/Helpers/NutrictionCalculator.php

diff --git a/api/app/Helpers/NutrictionCalculator.php b/api/app/Helpers/NutrictionCalculator.php
new file mode 100644
index 0000000..3db1edf
--- /dev/null
+++ b/api/app/Helpers/NutrictionCalculator.php
@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Helpers;
+
+class NutritionCalculator
+{
+    public static function calculateNutritionForRecipe(object $ingredients)
+    {
+        $nutrition = [
+            'kcal' => 0,
+            'carbohydrates' => 0,
+            'protein' => 0,
+            'fat' => 0,
+        ];
+
+        foreach($ingredients as $ingredient)
+        {
+            foreach(array_keys($nutrition) as $nutritionValue) {
+                $nutrition[$nutritionValue] += $ingredient['weight'] / 100 * $ingredient['product'][$nutritionValue];
+            }
+        }
+
+        return $nutrition;
+    }
+}
diff --git a/api/app/Models/Recipe.php b/api/app/Models/Recipe.php
index fc17729..31ea75f 100644
--- a/api/app/Models/Recipe.php
+++ b/api/app/Models/Recipe.php
@@ -1,9 +1,9 @@
 <?php
 
-namespace App;
+namespace App\Models;
 
-use App\Models\Product;
 use Illuminate\Database\Eloquent\Model;
+use App\Helpers\NutritionCalculator;
 
 class Recipe extends Model
 {
@@ -13,6 +13,8 @@ class Recipe extends Model
 
     protected $hidden = ['created_at', 'updated_at'];
 
+    protected $appends = ['nutrition'];
+
     public function steps()
     {
         return $this->hasMany(RecipeStep::class);
@@ -22,4 +24,9 @@ class Recipe extends Model
     {
         return $this->hasMany(RecipeProduct::class);
     }
+
+    public function getNutritionAttribute()
+    {
+        return NutritionCalculator::calculateNutritionForRecipe($this->ingredients);
+    }
 }
diff --git a/api/app/Models/RecipeProduct.php b/api/app/Models/RecipeProduct.php
index 632dc10..3aede62 100644
--- a/api/app/Models/RecipeProduct.php
+++ b/api/app/Models/RecipeProduct.php
@@ -1,8 +1,7 @@
 <?php
 
-namespace App;
+namespace App\Models;
 
-use App\Models\Product;
 use Illuminate\Database\Eloquent\Model;
 use App\Traits\HasCompositeKey;
 
diff --git a/api/app/Models/RecipeStep.php b/api/app/Models/RecipeStep.php
index 563d7db..7616ab4 100644
--- a/api/app/Models/RecipeStep.php
+++ b/api/app/Models/RecipeStep.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace App;
+namespace App\Models;
 
 use Illuminate\Database\Eloquent\Model;
 
diff --git a/api/app/Repositories/RecipesRepository.php b/api/app/Repositories/RecipesRepository.php
index fef99da..36b6441 100644
--- a/api/app/Repositories/RecipesRepository.php
+++ b/api/app/Repositories/RecipesRepository.php
@@ -4,9 +4,9 @@
 namespace App\Repositories;
 
 
-use App\Recipe;
-use App\RecipeProduct;
-use App\RecipeStep;
+use App\Models\Recipe;
+use App\Models\RecipeProduct;
+use App\Models\RecipeStep;
 use Illuminate\Support\Collection;
 use Illuminate\Support\Facades\DB;
 
@@ -60,6 +60,13 @@ class RecipesRepository implements RecipesRepositoryInterface
 
     public function paginate(array $filters)
     {
-        return Recipe::paginate($filters['limit']);
+        $query = Recipe::query();
+        if(isset($filters['search'])){
+            $search = ucfirst($filters['search']);
+            $query->where('name', 'like', "%${search}%");
+        }
+
+        return $query->paginate($filters['limit']);
     }
+
 }