/**
* Returns an array of tags and their comparitive size with amounts bla bla.
*
* @param Carbon $start
* @param Carbon $end
* @param Collection $accounts
*
* @return array
*/
public function tagReport(Carbon $start, Carbon $end, Collection $accounts) : array
{
$ids = $accounts->pluck('id')->toArray();
$set = Tag::leftJoin('tag_transaction_journal', 'tags.id', '=', 'tag_transaction_journal.tag_id')->leftJoin('transaction_journals', 'tag_transaction_journal.transaction_journal_id', '=', 'transaction_journals.id')->leftJoin('transactions AS source', function (JoinClause $join) {
$join->on('source.transaction_journal_id', '=', 'transaction_journals.id')->where('source.amount', '<', '0');
})->leftJoin('transactions AS destination', function (JoinClause $join) {
$join->on('destination.transaction_journal_id', '=', 'transaction_journals.id')->where('destination.amount', '>', '0');
})->where('transaction_journals.date', '>=', $start->format('Y-m-d'))->where('transaction_journals.date', '<=', $end->format('Y-m-d'))->where(function (Builder $q) use($ids) {
$q->whereIn('source.account_id', $ids)->whereIn('destination.account_id', $ids, 'xor');
})->get(['tags.id', 'tags.tag', 'transaction_journals.id as journal_id', 'destination.amount']);
$collection = [];
if ($set->count() === 0) {
return $collection;
}
/** @var Tag $entry */
foreach ($set as $entry) {
// less than zero? multiply to be above zero.
$amount = $entry->amount;
$id = intval($entry->id);
$previousAmount = $collection[$id]['amount'] ?? '0';
$collection[$id] = ['id' => $id, 'tag' => $entry->tag, 'amount' => bcadd($previousAmount, $amount)];
}
// cleanup collection (match "fonts")
$max = strval(max(array_column($collection, 'amount')));
foreach ($collection as $id => $entry) {
$size = bcdiv($entry['amount'], $max, 4);
if (bccomp($size, '0.25') === -1) {
$size = '0.5';
}
$collection[$id]['fontsize'] = $size;
}
return $collection;
}
/**
* Reports on tags without any transactions.
*/
private function reportTags()
{
$set = Tag::leftJoin('tag_transaction_journal', 'tags.id', '=', 'tag_transaction_journal.tag_id')->leftJoin('users', 'tags.user_id', '=', 'users.id')->distinct()->whereNull('tag_transaction_journal.tag_id')->whereNull('tags.deleted_at')->get(['tags.id', 'tags.tag', 'tags.user_id', 'users.email']);
/** @var stdClass $entry */
foreach ($set as $entry) {
$line = 'Notice: User #' . $entry->user_id . ' (' . $entry->email . ') has tag #' . $entry->id . ' ("' . $entry->tag . '") which has no transactions.';
$this->line($line);
}
}
