/**
* @param $personid
* @return mixed
*/
public static function get_operations($personid)
{
$books = array();
$books_info = Book::get_books_info(Auth::user()->id);
$books_left = array();
$books_distr = array();
$used = 0;
$laxmi = 0;
$os = DB::table('operations AS o')->leftJoin('books AS b', 'o.book_id', '=', 'b.id')->where('o.person_id', $personid)->orderBy('o.custom_date', 'asc')->orderBy('o.operation_type', 'asc')->orderBy('o.datetime', 'asc')->select('o.datetime', 'o.custom_date', 'o.person_id', 'o.book_id', 'o.price', 'o.quantity', 'o.operation_type', 'o.created_at', 'o.updated_at', 'o.laxmi', 'o.description', 'b.name')->get();
$prevcase = 0;
$prevop = 0;
$lxm = 0;
$gain = 0;
$debt = 0;
$oss = [];
$os[] = 1;
foreach ($os as $o) {
if ($prevcase == 10 && (gettype($o) != 'object' || ($o->operation_type != 10 || $o->operation_type == 10 && $prevop != $o->datetime))) {
foreach ($books as $k => $v) {
if (!isset($books_distr[$k])) {
$books_distr[$k] = 0;
}
foreach (array_slice($v, 1) as $b) {
$lxm += $b[0] * $b[1];
$gain += $b[0] * ($b[1] > $books_info[$k]->price_buy ? $b[1] - $books_info[$k]->price_buy : 0);
$books_distr[$k] += $b[0];
}
unset($books[$k]);
}
$books = $books_left;
$books_left = [];
$oss[] = array('type' => 'info', 'text' => 'Распространенные книги:', 'o' => '');
$total_books = 0;
$points = 0;
$book_types = ['Махабиги' => 0, 'Биги' => 0, 'Средние' => 0, 'Маленькие' => 0];
foreach ($books_distr as $k => $v) {
$oss[] = array('type' => 'info', 'text' => $books_info[$k]->name, 'o' => $v);
switch ($books_info[$k]->book_type) {
case 1:
$points += 2 * $v;
$book_types['Махабиги'] += $v;
$total_books += $v;
break;
case 2:
$points += 1 * $v;
$book_types['Биги'] += $v;
$total_books += $v;
break;
case 3:
$points += 0.5 * $v;
$book_types['Средние'] += $v;
$total_books += $v;
break;
case 4:
$points += 0.25 * $v;
$book_types['Маленькие'] += $v;
$total_books += $v;
break;
}
}
$books_distr = [];
$oss[] = array('type' => 'info', 'text' => 'Всего распространено книг', 'o' => $total_books);
foreach ($book_types as $k => $v) {
$oss[] = array('type' => 'info', 'text' => $k, 'o' => $v);
}
$oss[] = array('type' => 'info', 'text' => 'Всего очков', 'o' => $points);
$oss[] = array('type' => 'info', 'text' => 'Распространено на', 'o' => $lxm);
$oss[] = array('type' => 'info', 'text' => 'Прибыль', 'o' => $gain);
$oss[] = array('type' => 'info', 'text' => 'Получено', 'o' => $laxmi);
if ($laxmi - $debt > $lxm) {
$oss[] = array('type' => 'info', 'text' => 'Сверхпожертвование', 'o' => $laxmi - $debt - $lxm);
$debt = 0;
} elseif ($laxmi - $debt < $lxm) {
$debt -= $laxmi - $lxm;
$oss[] = array('type' => 'info', 'text' => 'Долг', 'o' => $debt);
} else {
$debt = 0;
}
$lxm = 0;
$laxmi = 0;
$gain = 0;
}
if (gettype($o) != 'object') {
break;
}
if ($prevop != $o->datetime || !$prevop) {
$oss[] = array('type' => 'operation', 'o' => $o);
}
$prevcase = $o->operation_type;
$prevop = $o->datetime;
switch ($o->operation_type) {
case 10:
if (!$o->book_id) {
} elseif (isset($books[$o->book_id])) {
$used = $books[$o->book_id][0] - $o->quantity;
if ($used < 0) {
$oss[] = array('type' => 'warning', 'o' => 'Сдано больше чем было (' . $books[$o->book_id][0] . ')');
$used = 0;
}
if (!isset($books_distr[$o->book_id]) && $used) {
$books_distr[$o->book_id] = 0;
}
if ($used) {
$books_distr[$o->book_id] += $used;
}
foreach (array_slice($books[$o->book_id], 1) as $b) {
if ($b[0] <= $used) {
$shifted_b = array_splice($books[$o->book_id], 1, 1);
$used -= $shifted_b[0][0];
$lxm += $b[0] * $b[1];
$gain += $b[0] * ($b[1] > $books_info[$o->book_id]->price_buy ? $b[1] - $books_info[$o->book_id]->price_buy : 0);
} else {
$books[$o->book_id][1][0] -= $used;
$lxm += $used * $b[1];
$gain += $used * ($b[1] > $books_info[$o->book_id]->price_buy ? $b[1] - $books_info[$o->book_id]->price_buy : 0);
break;
}
}
if ($o->quantity > 0) {
$books_left[$o->book_id] = [$o->quantity, [$o->quantity, $o->price]];
}
unset($books[$o->book_id]);
} else {
$oss[] = array('type' => 'warning', 'o' => 'Остаток книг, которых не было');
}
$oss[] = array('type' => 'subop', 'o' => $o);
break;
case 1:
if (isset($books[$o->book_id])) {
$books[$o->book_id][0] += $o->quantity;
$books[$o->book_id][] = array($o->quantity, $o->price);
} else {
$books[$o->book_id] = [$o->quantity, [$o->quantity, $o->price]];
}
$oss[] = array('type' => 'subop', 'o' => $o);
break;
case 2:
$laxmi += $o->laxmi;
$oss[] = array('type' => 'subop', 'o' => $o);
break;
case 4:
if (isset($books[$o->book_id])) {
$books[$o->book_id][0] -= $o->quantity;
$qty = $o->quantity;
$complete = 0;
foreach (array_slice($books[$o->book_id], 1) as $b2) {
if ($b2[0] <= $qty) {
$shifted_b = array_splice($books[$o->book_id], 1, 1);
$qty -= $shifted_b[0][0];
} else {
$books[$o->book_id][1][0] -= $qty;
$complete = 1;
break;
}
}
if ($books[$o->book_id][0] == 0) {
unset($books[$o->book_id]);
} elseif ($complete) {
$books[$o->book_id] = [$books[$o->book_id][0], [$books[$o->book_id][0], $o->price]];
} else {
unset($books[$o->book_id]);
$oss[] = array('type' => 'warning', 'o' => 'Вернули лишние книги');
}
} else {
$oss[] = array('type' => 'warning', 'o' => 'Сданы книги, которые не выдавались');
}
$oss[] = array('type' => 'subop', 'o' => $o);
break;
}
}
array_pop($os);
foreach ($os as $o) {
if ($o->book_id && isset($books[$o->book_id])) {
$books[$o->book_id]['name'] = $o->name;
}
}
$current_books_price = 0;
foreach ($books as $k => $v) {
foreach (array_slice($v, 1, -1) as $b) {
$current_books_price += $b[0] * $b[1];
}
}
return [$oss, $books, $lxm, $laxmi, $current_books_price, $debt];
}
