mirror of https://github.com/kcal-app/kcal.git
141 lines
3.8 KiB
PHP
141 lines
3.8 KiB
PHP
<?php
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namespace App\Models;
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use Illuminate\Database\Eloquent\Factories\HasFactory;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\Relations\HasMany;
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/**
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* @property int id
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* @property string name
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* @property string description
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* @property int servings
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* @property \App\Models\RecipeStep[] steps
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* @property \App\Models\IngredientAmount[] ingredientAmounts
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* @property \Illuminate\Support\Carbon created_at
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* @property \Illuminate\Support\Carbon updated_at
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* @method float caloriesTotal Get total calories.
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* @method float caloriesPerServing Get per serving calories.
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* @method float carbohydratesTotal Get total carbohydrates.
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* @method float carbohydratesPerServing Get per serving carbohydrates.
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* @method float cholesterolTotal Get total cholesterol.
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* @method float cholesterolPerServing Get per serving cholesterol.
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* @method float fatTotal Get total fat.
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* @method float fatPerServing Get per serving fat.
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* @method float proteinTotal Get total protein.
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* @method float proteinPerServing Get per serving protein.
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* @method float sodiumTotal Get total sodium.
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* @method float sodiumPerServing Get per serving sodium.
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*/
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class Recipe extends Model
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{
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use HasFactory;
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/**
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* @inheritdoc
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*/
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protected $fillable = [
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'name',
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'description',
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'servings',
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];
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/**
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* The attributes that should be cast.
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*/
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protected $casts = [
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'servings' => 'int',
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];
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/**
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* @inheritdoc
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*/
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protected $with = ['steps', 'ingredientAmounts'];
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/**
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* Nutrient total calculation methods.
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*/
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private array $nutrientTotalMethods = [
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'caloriesTotal',
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'carbohydratesTotal',
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'cholesterolTotal',
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'fatTotal',
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'proteinTotal',
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'sodiumTotal',
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];
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/**
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* Nutrient per serving methods.
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*/
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private array $nutrientPerServingMethods = [
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'caloriesPerServing',
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'carbohydratesPerServing',
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'cholesterolPerServing',
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'fatPerServing',
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'proteinPerServing',
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'sodiumPerServing',
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];
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/**
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* Get the steps for this Recipe.
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*/
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public function steps(): HasMany {
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return $this->hasMany(RecipeStep::class)->orderBy('number');
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}
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/**
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* Get the Ingredient Amounts used for this Recipe.
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*/
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public function ingredientAmounts(): HasMany {
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return $this->hasMany(IngredientAmount::class)->orderBy('weight');
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}
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/**
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* Add nutrient calculations handling to overloading.
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*
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* @param string $method
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* @param array $parameters
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*
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* @return mixed
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*
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* @noinspection PhpMissingParamTypeInspection
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*/
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public function __call($method, $parameters): mixed {
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if (in_array($method, $this->nutrientTotalMethods)) {
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return $this->sumNutrient(substr($method, 0, -5));
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}
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elseif (in_array($method, $this->nutrientPerServingMethods)) {
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$sum = $this->sumNutrient(substr($method, 0, -10)) / $this->servings;
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// Per-serving calculations are rounded, though actual food label
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// rounding standards are more complex.
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if ($sum > 1) {
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return round($sum);
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}
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else {
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return round($sum, 2);
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}
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}
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else {
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return parent::__call($method, $parameters);
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}
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}
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/**
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* Sum a specific nutrient for all ingredient amounts.
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*
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* @param string $nutrient
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* Nutrient to sum.
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*
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* @return float
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*/
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private function sumNutrient(string $nutrient): float {
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$sum = 0;
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foreach ($this->ingredientAmounts as $ingredientAmount) {
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$sum += $ingredientAmount->{$nutrient}();
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}
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return $sum;
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}
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}
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