Developer Test - Bruno Yuji Nakamura

build/.htaccess

@@ -0,0 +1,8 @@
+<IfModule mod_rewrite.c>
+    RewriteEngine On
+
+    RewriteCond %{REQUEST_FILENAME} !-d
+    RewriteCond %{REQUEST_FILENAME} !-f
+
+    # RewriteRule
+</IfModule>

build/api/api-handler.php

@@ -0,0 +1,102 @@
+<?php
+require_once __DIR__ . '/car-class.php';
+require_once __DIR__ . '/brands-class.php';
+
+class API_Handler_Class {
+  private $uri;
+  private $input;
+  private $versions;
+  private $models;
+
+  public function __construct($uri, $input) {
+    $this->uri      = $uri;
+    $this->input    = $input;
+    $this->versions = [ 'v1' ];
+    $this->models   = [ 'carros', 'marcas' ];
+  }
+
+  /**
+   * Handle response
+   *
+   * @param array $requested Requested data
+   * @param array $data Response data
+   * @param string $message Response message
+   * @return string JSON
+   *
+   */
+  public function response_handler($requested = [], $data = [], $message = 'Success!', $response_code = 200) {
+    $response = [
+      'success'      => $response_code === 200,
+      'message'      => $message,
+      'data'         => $data,
+      'current_time' => date('Y-m-d H:i:sP'),
+      'requested'    => $requested
+    ];
+
+    http_response_code($response_code);
+    header('Access-Control-Allow-Origin: *');
+    header("Content-Type: application/json; charset=UTF-8");
+    header("Access-Control-Allow-Methods: GET,POST,PUT,DELETE");
+    header("Access-Control-Max-Age: 3600");
+    header("Access-Control-Allow-Headers: Content-Type, Access-Control-Allow-Headers, Authorization, X-Requested-With");
+
+    return json_encode($response);
+  }
+
+  /**
+   * Request validation
+   *
+   * @return string JSON
+   */
+  public function validate() {
+    // * * * * * Validate api version * * * * *
+    $api_version = $this->uri[2];
+    if (empty($api_version) || !in_array($api_version, $this->versions)) {
+      echo $this->response_handler($this->input, [], 'Invalid api version!', 400);
+      exit;
+    }
+
+    // * * * * * Validate model * * * * *
+    $model = $this->uri[3];
+    if (empty($model) || !in_array($model, $this->models)) {
+      echo $this->response_handler($this->input, [], 'Model does not exist!', 400);
+      exit;
+    }
+  }
+
+  /**
+   * Get model from request
+   */
+  private function get_model_data() {
+    $model = [
+      'name' => $this->uri[3],
+      'id'   => (int) $this->uri[4]
+    ];
+
+    return $model;
+  }
+
+  /**
+   * Call model
+   */
+  public function handle_model($request_method) {
+    $model_data = $this->get_model_data();
+
+    switch ($model_data['name']) {
+      case 'carros':
+        $car_class = new Car_Class($this->input, $request_method, $model_data['id']);
+        return $car_class->process_request();
+        break;
+
+      case 'marcas':
+        $brands_class = new Brands_Class($this->input, $request_method, $model_data['id']);
+        return $brands_class->process_request();
+        break;
+
+      default:
+        echo $this->response_handler($this->input, [], 'Model does not exist!', 400);
+        break;
+    }
+    exit;
+  }
+} // API_Handler_Class

build/api/brands-class.php

@@ -0,0 +1,178 @@
+<?php
+
+require_once __DIR__ . '/api-handler.php';
+
+class Brands_Class extends API_Handler_Class {
+  private $input;
+  private $request_method;
+  private $ID;
+  private $data;
+
+  const DB_FILE = 'db.json';
+
+  public static $fields = [ 'name' ];
+
+  public function __construct($input, $request_method, $ID) {
+    $this->input          = $input;
+    $this->request_method = $request_method;
+    $this->ID             = $ID;
+    $this->data           = json_decode(file_get_contents(self::DB_FILE));
+  }
+
+  /**
+   * Process Request
+   */
+  public function process_request() {
+    switch ($this->request_method) {
+      case 'POST':
+        return $this->post_handler();
+        break;
+      case 'PUT':
+        return $this->put_handler();
+        break;
+      case 'DELETE':
+        return $this->delete_handler();
+        break;
+      default:
+        return $this->get_handler();
+    }
+  }
+
+  /**
+   * Get Handler
+   */
+  private function get_handler() {
+    $data = $this->data->brands;
+
+    // * * * * * Check if has ID * * * * *
+    if ($this->ID) {
+      $key = $this->get_by_id($this->ID);
+      return $data[$key];
+    }
+
+    // * * * * * Get all * * * * *
+    return $data;
+  }
+
+  /**
+   * Get by ID
+   */
+  private function get_by_id($ID) {
+    $data = $this->data;
+    $key = array_search($ID, array_column($data->brands, 'id'));
+
+    if (!$key && $key !== 0) {
+      echo $this->response_handler($this->input, [], 'ID não encontrado!', 404);
+      die;
+    }
+
+    return $key;
+  }
+
+  /**
+   * Post Handler
+   */
+  private function post_handler() {
+    $data = $this->data;
+
+    // * * * * * New ID * * * * *
+    $ids = array_column($data->brands, 'id');
+    $next_id = max($ids) + 1;
+
+    // * * * * * New append data * * * * *
+    $append_data = $this->valid_input();
+    $append_data['id'] = $next_id;
+
+    // * * * * * Append new data * * * * *
+    $data->brands[] = $append_data;
+
+    // * * * * * Save data * * * * *
+    $this->save_data($data);
+
+    return $append_data;
+  }
+
+  /**
+   * Put Handler
+   */
+  private function put_handler() {
+    $data = $this->data;
+
+    // * * * * * Check if has ID * * * * *
+    if (!$this->ID) {
+      echo $this->response_handler($this->input, [], 'ID não encontrado!', 404);
+      die;
+    }
+
+    // * * * * * Update data * * * * *
+    $key              = $this->get_by_id($this->ID);
+    $new_data         = $this->valid_input();
+    $new_data['id']   = $this->ID;
+    $data->brands[$key] = $new_data;
+
+    // * * * * * Save data * * * * *
+    $this->save_data($data);
+
+    return $new_data;
+  }
+
+  /**
+   * Delete Handler
+   */
+  private function delete_handler() {
+    $data = $this->data;
+
+    // * * * * * Check if has ID * * * * *
+    if (!$this->ID) {
+      echo $this->response_handler($this->input, [], 'ID não encontrado!', 404);
+      die;
+    }
+
+    // * * * * * Delete data * * * * *
+    $key = $this->get_by_id($this->ID);
+    unset($data->brands[$key]);
+
+    // * * * * * Save data * * * * *
+    $this->save_data($data);
+
+    return $data;
+  }
+
+  /**
+   * Save data
+   */
+  private function save_data($new_data) {
+    $save_db = file_put_contents(self::DB_FILE, json_encode($new_data));
+
+    if (!$save_db) {
+      echo $this->response_handler($this->input, [], 'Erro ao salvar.', 500);
+      die;
+    }
+  }
+
+  /**
+   * Validate data
+   */
+  private function valid_input() {
+    $data = [];
+
+    // * * * * * Check keys * * * * *
+    foreach (self::$fields as $key) {
+      if (!array_key_exists($key, $this->input)) {
+        echo $this->response_handler($this->input, [], "Campo \"$key\" em branco", 400);
+        die;
+      }
+    }
+
+    $new_title = htmlspecialchars(stripslashes(trim($this->input['name'])));
+    if (empty($new_title)) {
+      echo $this->response_handler($this->input, [], "Nome inválido", 400);
+      die;
+    }
+
+    // * * * * * Filtered data * * * * *
+    $data['title']   = $new_title;
+
+    return $data;
+  }
+}