connect = $connect;
$this->pollService = $pollService;
}
function updatePoll($poll) {
return $this->connect->updatePoll($poll);
}
/**
* Delete a comment from a poll.
*
* @param $poll_id int The ID of the poll
* @param $comment_id int The ID of the comment
* @return mixed true is action succeeded
*/
function deleteComment($poll_id, $comment_id) {
return $this->connect->deleteComment($poll_id, $comment_id);
}
/**
* Remove all comments of a poll.
*
* @param $poll_id int The ID a the poll
* @return bool|null true is action succeeded
*/
function cleanComments($poll_id) {
return $this->connect->deleteCommentsByAdminPollId($poll_id);
}
/**
* Delete a vote from a poll.
*
* @param $poll_id int The ID of the poll
* @param $vote_id int The ID of the vote
* @return mixed true is action succeeded
*/
function deleteVote($poll_id, $vote_id) {
return $this->connect->deleteVote($poll_id, $vote_id);
}
/**
* Remove all votes of a poll.
*
* @param $poll_id int The ID of the poll
* @return bool|null true is action succeeded
*/
function cleanVotes($poll_id) {
return $this->connect->deleteVotesByAdminPollId($poll_id);
}
/**
* Delete a slot from a poll.
*
* @param $poll_id int The ID of the poll
* @param $slot string The name of the slot
*/
public function deleteSlot($poll_id, $slot) {
$ex = explode('@', $slot);
$datetime = $ex[0];
$moment = $ex[1];
$slots = $this->pollService->allSlotsByPollId($poll_id);
$index = 0;
$indexToDelete = -1;
$newMoments = [];
// Search the index of the slot to delete
foreach ($slots as $aSlot) {
$ex = explode('@', $aSlot->sujet);
$moments = explode(',', $ex[1]);
foreach ($moments as $rowMoment) {
if ($datetime == $ex[0]) {
if ($moment == $rowMoment) {
$indexToDelete = $index;
} else {
$newMoments[] = $rowMoment;
}
}
$index++;
}
}
// Remove votes
$this->connect->beginTransaction();
$this->connect->deleteVotesByIndex($poll_id, $indexToDelete);
if (count($newMoments) > 0) {
$this->connect->updateSlot($poll_id, $datetime, $datetime . '@' . implode(',', $newMoments));
} else {
$this->connect->deleteSlot($poll_id, $datetime);
}
$this->connect->commit();
}
/**
* Add a new slot to the poll. And insert default values for user's votes.
*
* - Create a new slot if no one exists for the given date
* - Create a new moment if a slot already exists for the given date
*
*
* @param $poll_id int The ID of the poll
* @param $new_date string The date (format: d/m/Y)
* @param $new_moment string The moment's name
* @return bool true if added
*/
public function addSlot($poll_id, $new_date, $new_moment) {
$ex = explode('/', $new_date);
$datetime = mktime(0, 0, 0, $ex[1], $ex[0], $ex[2]);
$slots = $this->connect->allSlotsByPollId($poll_id);
$result = $this->findInsertPosition($slots, $datetime, $new_moment);
// Begin transaction
$this->connect->beginTransaction();
if ($result == null) {
// The moment already exists
return false;
} elseif ($result->slot != null) {
$slot = $result->slot;
$joined_moments = explode('@', $slot->sujet)[1];
$moments = explode(',', $joined_moments);
// Check if moment already exists (maybe not necessary)
if (in_array($new_moment, $moments)) {
return false;
}
// Update found slot
$moments[] = $new_moment;
sort($moments);
$this->connect->updateSlot($poll_id, $datetime, $datetime . '@' . implode(',', $moments));
} else {
$this->connect->insertSlot($poll_id, $datetime . '@' . $new_moment);
}
$this->connect->insertDefaultVote($poll_id, $result->insert);
// Commit transaction
$this->connect->commit();
return true;
}
/**
* This method find where to insert a datatime+moment into a list of slots.
* Return the {insert:X}, where X is the index of the moment into the whole poll (ex: X=0 => Insert to the first column).
* Return {slot:Y}, where Y is not null if there is a slot existing for the given datetime.
*
* @param $slots array All the slots of the poll
* @param $datetime int The datetime of the new slot
* @param $moment string The moment's name
* @return null|\stdClass An object like this one: {insert:X, slot:Y} where Y can be null.
*/
private function findInsertPosition($slots, $datetime, $moment) {
$result = new \stdClass();
$result->slot = null;
$result->insert = -1;
$i = 0;
foreach ($slots as $slot) {
$ex = explode('@', $slot->sujet);
$rowDatetime = $ex[0];
$moments = explode(',', $ex[1]);
if ($datetime == $rowDatetime) {
$result->slot = $slot;
foreach ($moments as $rowMoment) {
$strcmp = strcmp($moment, $rowMoment);
if ($strcmp < 0) {
// Here we have to insert at First place or middle of the slot
break(2);
} elseif ($strcmp == 0) {
// Here we dont have to insert at all
return null;
}
$i++;
}
// Here we have to insert at the end of a slot
$result->insert = $i;
break;
} elseif ($datetime < $rowDatetime) {
// Here we have to insert a new slot
break;
} else {
$i += count($moments);
}
}
$result->insert = $i;
return $result;
}
}