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89 lines
1.8 KiB
PHP
89 lines
1.8 KiB
PHP
<?php
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namespace Engelsystem;
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use Exception;
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/**
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* Represents a single lane in a shifts calendar.
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*/
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class ShiftCalendarLane
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{
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/** @var int */
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private $firstBlockStartTime;
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/** @var int */
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private $blockCount;
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/** @var string */
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private $header;
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/** @var array[] */
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private $shifts = [];
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/**
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* ShiftCalendarLane constructor.
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*
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* @param string $header
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* @param int $firstBlockStartTime Unix timestamp
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* @param int $blockCount
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*/
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public function __construct($header, $firstBlockStartTime, $blockCount)
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{
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$this->header = $header;
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$this->firstBlockStartTime = $firstBlockStartTime;
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$this->blockCount = $blockCount;
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}
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/**
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* Adds a shift to the lane, but only if it fits.
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* Returns true on success.
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*
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* @param array $shift The shift to add
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* @throws Exception if the shift doesn't fit into the lane.
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*/
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public function addShift($shift)
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{
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if ($this->shiftFits($shift)) {
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$this->shifts[] = $shift;
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return;
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}
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throw new Exception('Unable to add shift to shift calendar lane.');
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}
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/**
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* Returns true if given shift fits into this lane.
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*
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* @param array $newShift
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* @return bool
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* @internal param array $shift The shift to fit into this lane
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*/
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public function shiftFits($newShift)
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{
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foreach ($this->shifts as $laneShift) {
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if (!($newShift['start'] >= $laneShift['end'] || $newShift['end'] <= $laneShift['start'])) {
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return false;
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}
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}
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return true;
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}
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/**
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* @return string
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*/
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public function getHeader()
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{
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return $this->header;
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}
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/**
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* @return array[]
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*/
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public function getShifts()
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{
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return $this->shifts;
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}
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}
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