iLexN

app/Ilex/Visits.php

@@ -0,0 +1,38 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Ilex;
+
+use JsonSerializable;
+
+final class Visits implements JsonSerializable
+{
+    public function __construct(
+        private array $dateVisit,
+    ) {
+    }
+
+    public function add(string $data): void
+    {
+        if (isset($this->dateVisit[$data])) {
+            $this->dateVisit[$data]++;
+            return;
+        }
+
+        $this->dateVisit[$data] = 1;
+    }
+
+    public static function init(string $date): self
+    {
+
+        return new Visits([$date => 1]);
+    }
+
+    public function jsonSerialize(): array
+    {
+        ksort($this->dateVisit);
+        return $this->dateVisit;
+
+    }
+}

app/Parser.php

@@ -2,12 +2,45 @@
 
 namespace App;
 
+use App\Ilex\Visits;
 use Exception;
 
 final class Parser
 {
+
     public function parse(string $inputPath, string $outputPath): void
     {
-        throw new Exception('TODO');
+        $handle = \fopen($inputPath, 'rb');
+
+        if ($handle === false) {
+            throw new Exception("Cannot open file: $inputPath");
+        }
+
+        $ar = [];
+
+        try {
+            // Read file line by line
+            while (($line = fgets($handle)) !== false) {
+
+                [$key, $date] = \explode(',', $line);
+                $date = \substr($date, 0, 10);
+
+                $key = \strstr($key, '/blog');
+
+                if (isset($ar[$key])) {
+                    $ar[$key]->add($date);
+                    continue;
+                }
+
+                $ar[$key] = Visits::init($date);
+
+            }
+
+        } finally {
+            \fclose($handle);
+        }
+
+
+        file_put_contents($outputPath, \json_encode($ar, JSON_THROW_ON_ERROR | JSON_PRETTY_PRINT));
     }
 }