4 files changed, 232 insertions, 19 deletions
diff --git a/src/Model/Collection.php b/src/Model/Collection.php
index 8715f07..803e777 100644
--- a/src/Model/Collection.php
+++ b/src/Model/Collection.php
@@ -4,9 +4,12 @@ namespace App\Model;
 
 use App\Model\Model;
 use ArrayAccess;
-use Countable;
 use Exception;
 use Iterator;
+use App\Script\Input;
+use DateTime;
+use DateTimeZone;
+use Countable;
 
 /**
  * A collection of models
@@ -129,7 +132,7 @@ class Collection implements ArrayAccess, Iterator, Countable
      * Return true if the current index exists in user array
      * Otherwise return false
      *
-     * @author Phil Burton <phil@pgburton.com>
+     * @author Phil Burton <phil@pgburton.com>"dump"
      * @return bool
      */
     public function valid()
@@ -169,24 +172,78 @@ class Collection implements ArrayAccess, Iterator, Countable
     }
 
     /**
-     * Create and return new collection of the merged arrays from thsi and a given collection
+     * Filter by input
      *
      * @author Phil Burton <phil@pgburton.com>
-     * @param Collection $collection
-     * @return Collection
+     * @param Input $input
      */
-    public function merge(Collection $collection): Collection
+    public function filterByInput(Input $input)
     {
-        return new Collection(array_merge($collection->toArray(), $this->toArray()));
+        // filter by time
+        if ($time = $input->getOption('t')) {
+            $day = $input->getOption('d');
+            $this->filterByDateTime($day, $time);
+        }
+
+        if ($location = $input->getOption('l')) {
+            $this->filterByLocation($location);
+        }
+
+        if ($covers = (int) $input->getOption('c')) {
+            $this->filterByCovers($covers);
+        }
+
+
+        // day      - delivery day (dd/mm/yy)
+        // time     - delivery time in 24h format (hh:mm)
+        // location - delivery location (postcode without spaces, e.g. NW43QB)
+        // covers   - number of people to feed
     }
 
-    /**
-     * Return count of users
-     *
-     * @author Phil Burton <phil@pgburton.com>
-     * @return int
-     */
-    public function count(): int
+    public function filterByDateTime(string $date, string $time)
+    {
+        $dateTime = DateTime::createFromFormat('d/m/y G:i', $date . ' ' . $time);
+        $dateTime->setTImezone(new DateTImeZone('Europe/London'));
+
+        $out = [];
+        foreach ($this->models as $model) {
+            if ($model->checkDate($dateTime)) {
+                $out[] = $model;
+            }
+        }
+
+        $this->models = $out;
+    }
+
+    public function filterByLocation(string $location)
+    {
+        $location = substr($location, 0, 2);
+
+        $out = [];
+
+        foreach ($this->models as $model) {
+            if ($model->checkLocation($location)) {
+                $out[] = $model;
+            }
+        }
+
+        $this->models = $out;
+    }
+
+    public function filterByCovers(int $covers)
+    {
+        $out = [];
+
+        foreach ($this->models as $model) {
+            if ($model->checkMaxCovers($covers)) {
+                $out[] = $model;
+            }
+        }
+
+        $this->models = $out;
+    }
+
+    public function count()
     {
         return count($this->models);
     }
diff --git a/src/Model/Menu.php b/src/Model/Menu.php
index e69de29..d0a281e 100644
--- a/src/Model/Menu.php
+++ b/src/Model/Menu.php
@@ -0,0 +1,38 @@
+<?php
+
+namespace App\Model;
+
+use App\Model\Model;
+
+/**
+ * Menu Model
+ */
+class Menu extends Model
+{
+    protected $name;
+    protected $allergies;
+    protected $advanceTime;
+
+
+    public function __construct($name, $allergies, $advanceTime)
+    {
+        $this->name = $name;
+        $this->allergies = $allergies;
+        $this->setTime($advanceTime);
+    }
+
+    public function setTime($time)
+    {
+        $this->advanceTime = str_replace('h', '', $time);
+    }
+
+    public function getAdvanceTime(): int
+    {
+        return $this->advanceTime;
+    }
+
+    public function toString()
+    {
+        return $this->name . ';' . $this->allergies;
+    }
+}
diff --git a/src/Model/Model.php b/src/Model/Model.php
index 99847f9..f59ab0e 100644
--- a/src/Model/Model.php
+++ b/src/Model/Model.php
@@ -7,6 +7,8 @@ namespace App\Model;
  */
 class Model
 {
+    protected static $inputFile = APP_ROOT . 'data/input.txt';
+
     /**
      * Init
      *
diff --git a/src/Model/Vendor.php b/src/Model/Vendor.php
index 99a95dd..6b98704 100644
--- a/src/Model/Vendor.php
+++ b/src/Model/Vendor.php
@@ -4,8 +4,10 @@ namespace App\Model;
 
 use App\File\Handler as FileHandler;
 use App\Model\Collection;
+use App\Model\Menu;
 use App\Model\Model;
-use App\Script\Input;
+use DateTime;
+use DateInterval;
 
 /**
  * Vendor Model
@@ -17,6 +19,19 @@ class Vendor extends Model
     protected $maxCovers;
     protected $menus;
 
+    public function __construct($name, $postcode, $maxCovers)
+    {
+        $this->name = $name;
+        $this->postcode = $postcode;
+        $this->maxCovers = $maxCovers;
+        $this->menus = [];
+    }
+
+    public function addMenu(Menu $menu)
+    {
+        $this->menus[] = $menu;
+    }
+
     /**
      * Load vendors from file, parse them into a model collection and Return
      *
@@ -36,14 +51,115 @@ class Vendor extends Model
         return $collection;
     }
 
+    public static function loadAll(string $filename): Collection
+    {
+        $fileHandler = new FileHandler($filename);
+
+        $fileContents = $fileHandler->getFileContents();
+
+        return static::parseVendors($fileContents);
+    }
+
+
     /**
-     * Filter by input
+     * Parse file and return array
      *
      * @author Phil Burton <phil@pgburton.com>
-     * @param Input $input
+     * @return array
      */
-    public function filterByInput(Input $input)
+    public static function parseVendors($fileContents): Collection
+    {
+        $collection = new Collection;
+
+        // split the various vendor data out
+        $array = explode("\n\n", $fileContents);
+
+        // For each vendor
+        foreach ($array as $value) {
+            $rawVendor = explode("\n", $value);
+            // Split off the vendor data
+            $vendorHead = explode(";", $rawVendor[0]);
+
+            $vendor = new Vendor($vendorHead[0], $vendorHead[1], $vendorHead[2]);
+
+            // Remove the head
+            unset($rawVendor[0]);
+            // Reset the keys
+            $rawVendor = array_values($rawVendor);
+
+            // Now parse menus
+            foreach ($rawVendor as $item) {
+                // Ignore empty line (usually last line of file)
+                if ($item === "") {
+                    continue;
+                }
+                $rawMenu = explode(";", $item);
+                $menu = new Menu($rawMenu[0], $rawMenu[1], $rawMenu[2]);
+                $vendor->addMenu($menu);
+            }
+
+            $collection[] = $vendor;
+        }
+
+        return $collection;
+    }
+
+    public function checkDate(DateTime $date)
     {
-        // Amend the colletion so we've filtered by the input
+        $out = [];
+        $now = new DateTime();
+
+        foreach ($this->menus as $menu) {
+            $earliestDelivery = $now->add(new DateInterval('PT' . $menu->getAdvanceTime() . 'H'));
+
+            if ($earliestDelivery <= $date) {
+                $out[] = $menu;
+            }
+        }
+
+        $this->menus = $out;
+
+        if (!$this->menus) {
+            return false;
+        }
+
+        return true;
+    }
+
+    public function checkLocation(string $location)
+    {
+        $postPrefix = '';
+
+        foreach (str_split($this->postcode) as $char) {
+            if (is_numeric($char)) {
+                break;
+            }
+
+            $postPrefix .= $char;
+        }
+
+        return strtoupper($postPrefix) === strtoupper($location);
+    }
+
+    public function checkMaxCovers(int $covers)
+    {
+        if ($this->maxCovers >= $covers) {
+            return true;
+        }
+
+        return false;
+    }
+
+    public function toString()
+    {
+        $out = [
+            $this->name . ';' . $this->postcode . ';' . $this->maxCovers
+        ];
+
+        foreach ($this->menus as $menu) {
+            $out[] = $menu->toString();
+        }
+
+        return $out;
     }
 }