Internship Exercise 2

Exe2/ConsumptionController.php

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+<?php
+ /**
+   * Fuel Consumption
+   * 
+   * 
+   * @package    Exe2
+   * @subpackage Controller
+   * @author     Lucas Porto <lucasfporto@hotmail.com>
+   */
+class ConsumptionController {
+	private $model;
+
+	/**
+	* 
+	* Contructor
+	*
+	*/
+	public function __construct($model) {
+		$this->model = $model;
+	}
+
+	/**
+	* 
+	* Exec calc the consuption
+	*
+	* @param array $request  Form's informations
+	*/
+	public function calc($request) {
+		if (isset($request['fuelQtd']) && isset($request['milesQtd'])) {
+			$this->model->set($request['fuelQtd'], $request['milesQtd']);
+		}
+	}
+}
+?>

Exe2/ConsumptionModel.php

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+<?php
+ /**
+   * Fuel Consumption
+   * 
+   * 
+   * @package    Exe2
+   * @subpackage Model
+   * @author     Lucas Porto <lucasfporto@hotmail.com>
+   */
+class ConsumptionModel {
+	private $milesQtd 	= 0;
+	private $fuelQtd 	= 0;
+
+	/**
+	* 
+	* Get Fuel Consuption
+	*
+	* @return float Fuel Consumption
+	*/
+	public function get() {
+		return	round($this->milesQtd / $this->fuelQtd, 2);	
+	}
+
+	/**
+	* 
+	* Set parameters values to calc the consuption
+	*
+	* @param float $fuelQtd  Qtd Fuel
+	* @param float $milesQtd  Qtd Miles
+	*/
+	public function set($fuelQtd, $milesQtd) {
+		$this->fuelQtd 	= $fuelQtd;
+		$this->milesQtd = $milesQtd;
+	}
+
+}
+?>

Exe2/ConsumptionView.php

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+<?php
+ /**
+   * Fuel Consumption
+   * 
+   * 
+   * @package    Exe2
+   * @subpackage View
+   * @author     Lucas Porto <lucasfporto@hotmail.com>
+   */
+class ConsumptionView {
+	private $calc;
+
+	/**
+	* 
+	* Contructor
+	*
+	*/
+	public function __construct(ConsumptionModel $calc) {
+		$this->calc = $calc;
+	}
+
+
+ 	/**
+	* 
+	* Output
+	*
+	* @return HTML - form and fields
+	*/
+	public function output() {
+		$html = '<form action="?action=calc" method="post">
+					<label> Fuel (in gallons):</label>
+					<input name="fuelQtd" type="text" value="0" /> <br>
+					<label> Journey Driven (in miles):</label>
+					<input name="milesQtd" type="text" value="0" /> <br>
+					<label> Fuel Consumption (average):</label>
+					<input name="calcRes" type="text" value="' . $this->calc->get() . '" /> <br>
+					<input type="submit" value="Calc." />				
+				</form>';
+
+		return $html;
+	}
+}
+?>

Exe2/index.php

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+<?php 
+include_once "ConsumptionModel.php";
+include_once "ConsumptionView.php";
+include_once "ConsumptionController.php";
+
+//Application
+$model 		= new ConsumptionModel();
+$controller = new ConsumptionController($model);
+
+if (isset($_GET['action'])) $controller->{$_GET['action']}($_POST);
+
+$gallonView = new ConsumptionView($model);
+
+echo $gallonView->output();
+?>