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fix(appointments): allow 5 minute increments for rounding in slot boo…
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…kings

Signed-off-by: Anna Larch <anna@nextcloud.com>

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@miaulalala @backportbot
miaulalala authored and backportbot[bot] committed Feb 14, 2024
1 parent 270368f commit 12da087
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Showing 2 changed files with 95 additions and 16 deletions.
16 changes: 11 additions & 5 deletions lib/Service/Appointments/AvailabilityGenerator.php
View file
Original file line number Diff line number Diff line change
Expand Up @@ -67,8 +67,8 @@ public function generate(AppointmentConfig $config,
// E.g. 5m slots should only be available at 10:20 and 10:25, not at 10:17
// when the user opens the page at 10:17.
// But only do this when the time isn't already a "pretty" time
if ($earliestStart % $config->getIncrement() !== 0) {
$roundTo = (int)round(($config->getIncrement()) / 300) * 300;
if ($earliestStart % $config->getLength() !== 0) {
$roundTo = (int)round(($config->getLength()) / 300) * 300;
$earliestStart = (int)ceil($earliestStart / $roundTo) * $roundTo;
}

Expand Down Expand Up @@ -121,7 +121,7 @@ public function generate(AppointmentConfig $config,
*
* @return Interval[]
*/
private function filterDates(int $start, array $availabilityArray, string $timeZone): array {
private function filterDates(int $start, array $availabilityArray, string $timeZone, int $duration): array {
$tz = new DateTimeZone($timeZone);
// First, transform all timestamps to DateTime Objects
$availabilityRules = [];
Expand All @@ -131,9 +131,15 @@ private function filterDates(int $start, array $availabilityArray, string $timeZ
continue;
}
foreach ($availabilitySlots as $slot) {
// Fix "not-pretty" timeslots
// A slot from 10:10 to 10:40 could be generated but isn't bookable
// So we round them to the next highest time that is pretty for that slot
$roundTo = (int)round(($duration) / 300) * 300;
$prettyStart = (int)ceil($slot['start'] / $roundTo) * $roundTo;
$prettyEnd = (int)ceil($slot['end'] / $roundTo) * $roundTo;
$availabilityRules[$key][] = [
'start' => (new DateTimeImmutable())->setTimezone($tz)->setTimestamp($slot['start']),
'end' => (new DateTimeImmutable())->setTimezone($tz)->setTimestamp($slot['end'])
'start' => (new DateTimeImmutable())->setTimezone($tz)->setTimestamp($prettyStart),
'end' => (new DateTimeImmutable())->setTimezone($tz)->setTimestamp($prettyEnd)
];
}
}
Expand Down
95 changes: 84 additions & 11 deletions tests/php/unit/Service/Appointments/AvailabilityGeneratorTest.php
View file
Original file line number Diff line number Diff line change
Expand Up @@ -80,7 +80,7 @@ public function testNoAvailabilitySetRoundToFive(): void {

self::assertCount(1, $slots);
self::assertEquals(0, $slots[0]->getStart() % 900);
self::assertEquals(4500, $slots[0]->getStart());
self::assertEquals(5400, $slots[0]->getStart());
}

public function testNoAvailabilitySetRoundWithSpecificTimes(): void {
Expand All @@ -93,37 +93,50 @@ public function testNoAvailabilitySetRoundWithSpecificTimes(): void {

self::assertCount(1, $slots);
self::assertEquals(0, $slots[0]->getStart() % 900);
self::assertEquals(3600, ($slots[0]->getEnd() - $slots[0]->getStart()));
self::assertEquals(2700, ($slots[0]->getEnd() - $slots[0]->getStart()));
self::assertEquals(
[new Interval(1637837100, 1637840700)],
[new Interval(1637838000, 1637840700)],
$slots,
);
}

public function testNoAvailabilitySetRoundWithIncrement(): void {
public function testNoAvailabilitySetRoundWithIncrementForHalfHour(): void {
$config = new AppointmentConfig();
$config->setLength(5400);
$config->setLength(3600);
$config->setIncrement(3600);
$config->setAvailability(null);

$slots = $this->generator->generate($config, 1 * 5400, 2 * 5400);
$slots = $this->generator->generate($config, 1 * 1800, 3 * 3600);

self::assertCount(1, $slots);
self::assertEquals(0, $slots[0]->getStart() % 3600);
self::assertEquals(7200, $slots[0]->getStart());
self::assertEquals(3600, $slots[0]->getStart());
}

public function testNoAvailabilitySetRoundWithIncrementForFullHour(): void {
$config = new AppointmentConfig();
$config->setLength(3600);
$config->setIncrement(3600);
$config->setAvailability(null);

$slots = $this->generator->generate($config, 1 * 3600, 2 * 3600);

self::assertCount(1, $slots);
self::assertEquals(0, $slots[0]->getStart() % 3600);
self::assertEquals(3600, $slots[0]->getStart());
}

public function testNoAvailabilitySetRoundToPrettyNumbers(): void {
$config = new AppointmentConfig();
$config->setLength(5400);
$config->setLength(3550);
$config->setIncrement(300);
$config->setAvailability(null);

$slots = $this->generator->generate($config, 1 * 5400 + 1, 2 * 5400 + 1);
$slots = $this->generator->generate($config, 1 * 3550 + 1, 2 * 3550 + 1);

self::assertCount(1, $slots);
self::assertEquals(0, $slots[0]->getStart() % 300);
self::assertEquals(5700, $slots[0]->getStart());
self::assertEquals(3600, $slots[0]->getStart());
}

public function testNoAvailabilitySetRoundWithFourtyMinutes(): void {
Expand All @@ -149,7 +162,7 @@ public function testNoAvailabilitySetRoundWithFourtyMinutesNotPretty(): void {

self::assertCount(1, $slots);
self::assertEquals(0, $slots[0]->getStart() % 300);
self::assertEquals(2700, $slots[0]->getStart());
self::assertEquals(4800, $slots[0]->getStart());
}

public function testNoAvailabilityButEndDate(): void {
Expand Down Expand Up @@ -610,4 +623,64 @@ public function testAucklandAndViennaComplexRuleNoResult(): void {
$slots = $this->generator->generate($config, $wednesdayMidnight->getTimestamp(), $thursdayMidnight->getTimestamp());
self::assertCount(0, $slots);
}

public function testViennaComplexRuleForBooking(): void {
$tz = new DateTimeZone('Europe/Vienna');
$dateTime = (new DateTimeImmutable())->setTimezone($tz)->setDate(2021, 11, 22);
$config = new AppointmentConfig();
$config->setLength(3600);
$config->setIncrement(3600);
$config->setAvailability(json_encode([
'timezoneId' => $tz->getName(),
'slots' => [
'MO' => [
[
'start' => $dateTime->setTime(8, 0)->getTimestamp(),
'end' => $dateTime->setTime(12, 0)->getTimestamp(),
],
[
'start' => $dateTime->setTime(14, 0)->getTimestamp(),
'end' => $dateTime->setTime(18, 0)->getTimestamp(),
]
],
'TU' => [
[
'start' => $dateTime->setTime(8, 30)->getTimestamp(),
'end' => $dateTime->setTime(11, 45)->getTimestamp(),
]
],
'WE' => [
[
'start' => $dateTime->setTime(13, 10)->getTimestamp(),
'end' => $dateTime->setTime(16, 0)->getTimestamp(),
]
],
'TH' => [
[
'start' => $dateTime->setTime(19, 0)->getTimestamp(),
'end' => $dateTime->setTime(23, 59)->getTimestamp(),
]
],
'FR' => [
[
'start' => $dateTime->setTime(6, 0)->getTimestamp(),
'end' => $dateTime->setTime(8, 0)->getTimestamp(),
]
],
'SA' => [
[
'start' => $dateTime->setTime(1, 52)->getTimestamp(),
'end' => $dateTime->setTime(17, 0)->getTimestamp(),
]
],
'SU' => [],
]
], JSON_THROW_ON_ERROR));
$mondayMidnight = (new DateTimeImmutable())->setDate(2021, 11, 13)->setTime(13, 10);
$sundayMidnight = $mondayMidnight->modify('+1 hour');

$slots = $this->generator->generate($config, $mondayMidnight->getTimestamp(), $sundayMidnight->getTimestamp());

self::assertCount(1, $slots);
}
}

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