From 081849927d37d0b9c55dad6624c45389c277bc22 Mon Sep 17 00:00:00 2001
From: axios <axiosleo@foxmail.com>
Date: Fri, 17 Jul 2020 14:33:28 +0800
Subject: [PATCH] add Datetime

---
 src/Datetime.php | 55 ++++++++++++++++++++++++++++++++++++++++++++++++
 src/Helper.php   | 41 ++++++++++++++++++++++++++++--------
 2 files changed, 87 insertions(+), 9 deletions(-)
 create mode 100644 src/Datetime.php

diff --git a/src/Datetime.php b/src/Datetime.php
new file mode 100644
index 0000000..6b3e82f
--- /dev/null
+++ b/src/Datetime.php
@@ -0,0 +1,55 @@
+<?php
+
+declare(strict_types=1);
+
+namespace axios\tools;
+
+class Datetime
+{
+    private $base_timestamp;
+
+    public function __construct($base_timestamp = null)
+    {
+        if (null === $base_timestamp) {
+            $base_timestamp = time();
+        }
+        $this->base_timestamp = $base_timestamp;
+    }
+
+    public function hourBeginEnd($hour)
+    {
+        $date  = date('Y-m-d', $this->base_timestamp);
+        $hour  = sprintf('%02d', $hour);
+        $begin = strtotime($date . ' ' . $hour . ':00:00');
+        $end   = strtotime($date . ' ' . $hour . ':00:00 +1 hour -1 seconds');
+
+        return [$begin, $end];
+    }
+
+    public function dayBeginEnd($date = null)
+    {
+        if (null === $date) {
+            $date = date('Y-m-d', $this->base_timestamp);
+        }
+        $begin = strtotime($date . ' 00:00:00');
+        $end   = strtotime("{$date} +1 day -1 seconds");
+
+        return [$begin, $end];
+    }
+
+    public function monthBeginEnd($year = null, $month = null)
+    {
+        if (null === $year) {
+            $year = date('Y', $this->base_timestamp);
+        }
+        if (null === $month) {
+            $month = date('m', $this->base_timestamp);
+        }
+        $month = sprintf('%02d', $month);
+        $ymd   = $year . '-' . $month . '-01';
+        $begin = strtotime($ymd . ' 00:00:00');
+        $end   = strtotime("{$ymd} +1 month -1 seconds");
+
+        return [$begin, $end];
+    }
+}
diff --git a/src/Helper.php b/src/Helper.php
index 7970e96..ced0d7b 100644
--- a/src/Helper.php
+++ b/src/Helper.php
@@ -6,11 +6,19 @@
 
 class Helper
 {
+    /**
+     * @param        $date
+     * @param        $hour
+     * @param string $format
+     *
+     * @return array
+     *
+     * @deprecated use Datetime instead, pls
+     */
     public static function getHourBeginEndTime($date, $hour, $format = 'timestamp')
     {
-        $hour  = sprintf('%02d', $hour);
-        $begin = strtotime($date . ' ' . $hour . ':00:00');
-        $end   = strtotime($date . ' ' . $hour . ':00:00 +1 hour -1 seconds');
+        $datetime          = new Datetime(strtotime($date));
+        list($begin, $end) = $datetime->hourBeginEnd($hour);
         if ('timestamp' == $format) {
             return [
                 'begin' => $begin,
@@ -24,10 +32,18 @@ public static function getHourBeginEndTime($date, $hour, $format = 'timestamp')
         ];
     }
 
+    /**
+     * @param        $date
+     * @param string $format
+     *
+     * @return array
+     *
+     * @deprecated use Datetime instead, pls
+     */
     public static function getDayBeginEndTime($date, $format = 'timestamp')
     {
-        $begin = strtotime($date . ' 00:00:00');
-        $end   = strtotime("{$date} +1 day -1 seconds");
+        $datetime          = new Datetime();
+        list($begin, $end) = $datetime->dayBeginEnd($date);
         if ('timestamp' == $format) {
             return [
                 'begin' => $begin,
@@ -41,12 +57,19 @@ public static function getDayBeginEndTime($date, $format = 'timestamp')
         ];
     }
 
+    /**
+     * @param        $year
+     * @param        $month
+     * @param string $format
+     *
+     * @return array
+     *
+     * @deprecated use Datetime instead, pls
+     */
     public static function getMonthBeginEndDay($year, $month, $format = 'timestamp')
     {
-        $month = sprintf('%02d', $month);
-        $ymd   = $year . '-' . $month . '-01';
-        $begin = strtotime($ymd . ' 00:00:00');
-        $end   = strtotime("{$ymd} +1 month -1 seconds");
+        $datetime          = new Datetime();
+        list($begin, $end) = $datetime->monthBeginEnd($year, $month);
         if ('timestamp' == $format) {
             return [
                 'begin' => $begin,