DX: Create a RollingDate data transfer object and Form type

src/Bundle/ChillMainBundle/Service/RollingDate/RollingDate.php

@@ -0,0 +1,101 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\MainBundle\Service\RollingDate;
+
+use DateTimeImmutable;
+
+class RollingDate
+{
+    public const ALL_T = [
+        self::T_YEAR_PREVIOUS_START,
+        self::T_QUARTER_PREVIOUS_START,
+        self::T_MONTH_PREVIOUS_START,
+        self::T_WEEK_PREVIOUS_START,
+        self::T_YEAR_CURRENT_START,
+        self::T_QUARTER_CURRENT_START,
+        self::T_MONTH_CURRENT_START,
+        self::T_WEEK_CURRENT_START,
+        self::T_TODAY,
+        self::T_WEEK_NEXT_START,
+        self::T_MONTH_NEXT_START,
+        self::T_QUARTER_NEXT_START,
+        self::T_YEAR_NEXT_START,
+        self::T_FIXED_DATE,
+    ];
+
+    /**
+     * A given fixed date.
+     */
+    public const T_FIXED_DATE = 'fixed_date';
+
+    public const T_MONTH_CURRENT_START = 'month_current_start';
+
+    public const T_MONTH_NEXT_START = 'month_next_start';
+
+    public const T_MONTH_PREVIOUS_START = 'month_previous_start';
+
+    public const T_QUARTER_CURRENT_START = 'quarter_current_start';
+
+    public const T_QUARTER_NEXT_START = 'quarter_next_start';
+
+    public const T_QUARTER_PREVIOUS_START = 'quarter_previous_start';
+
+    public const T_TODAY = 'today';
+
+    public const T_WEEK_CURRENT_START = 'week_current_start';
+
+    public const T_WEEK_NEXT_START = 'week_next_start';
+
+    public const T_WEEK_PREVIOUS_START = 'week_previous_start';
+
+    public const T_YEAR_CURRENT_START = 'year_current_start';
+
+    public const T_YEAR_NEXT_START = 'year_next_start';
+
+    public const T_YEAR_PREVIOUS_START = 'year_previous_start';
+
+    private ?DateTimeImmutable $fixedDate;
+
+    /**
+     * The pivot date is the date from the rolling is computed. By default, it is "now".
+     */
+    private DateTimeImmutable $pivotDate;
+
+    private string $roll;
+
+    /**
+     * @param string|self::T_* $roll
+     * @param DateTimeImmutable|null $pivotDate Will be "now" if null is given
+     * @param DateTimeImmutable|null $fixedDate Only to insert if $roll equals @see{self::T_FIXED_DATE}
+     */
+    public function __construct(string $roll, ?DateTimeImmutable $pivotDate = null, ?DateTimeImmutable $fixedDate = null)
+    {
+        $this->roll = $roll;
+        $this->pivotDate = $pivotDate ?? new DateTimeImmutable('now');
+        $this->fixedDate = $fixedDate;
+    }
+
+    public function getFixedDate(): DateTimeImmutable
+    {
+        return $this->fixedDate;
+    }
+
+    public function getPivotDate(): ?DateTimeImmutable
+    {
+        return $this->pivotDate;
+    }
+
+    public function getRoll(): string
+    {
+        return $this->roll;
+    }
+}