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Add transaction sum endpoints

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Signed-off-by: William Brawner <me@wbrawner.com>
This commit is contained in:
William Brawner 2020-03-13 08:35:31 -05:00
parent 683fb07e48
commit 9be135d138
3 changed files with 154 additions and 4 deletions
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18
appinfo/routes.php
View file

@ -1,4 +1,5 @@
<?php
/**
* Create your routes in here. The name is the lowercase name of the controller
* without the controller part, the stuff after the hash is the method.
@ -9,11 +10,20 @@
*/
return [
'resources' => [
'budget' => ['url' => '/budgets'],
'category' => ['url' => '/categories'],
'transaction' => ['url' => '/transactions'],
'budget' => ['url' => "/api/v1.0/budgets"],
'category' => ['url' => "/api/v1.0/categories"],
'transaction' => ['url' => "/api/v1.0/transactions"],
],
'routes' => [
['name' => 'page#index', 'url' => '/', 'verb' => 'GET'],
[
'name' => 'page#index',
'url' => '/',
'verb' => 'GET',
],
[
'name' => 'transaction#sum',
'url' => '/api/v1.0/transactions/sum',
'verb' => 'POST',
]
]
];

79
lib/Controller/TransactionController.php
View file

@ -209,4 +209,83 @@ class TransactionController extends Controller
}
return new DataResponse($this->transactionMapper->delete($transaction));
}
/**
* @NoAdminRequired
* @NoCSRFRequired
*
* @param int $budgetId
* @param int $categoryId
* @param string $startDate
* @param string $endDate
*/
public function sum(
?int $budgetId,
?int $categoryId,
?string $startDate,
?string $endDate
) {
$startDateTime = null;
if ($startDate === null) {
$startDateTime = new DateTime();
$startDateTime->setDate(
$startDateTime->format('Y'),
$startDateTime->format('m'),
1
);
$startDateTime->setTime(0, 0, 0, 0);
} else {
$startDateTime = DateTime::createFromFormat(DateTime::ATOM, $startDate);
}
if (!$startDateTime) {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
$endDateTime = null;
if ($endDate === null) {
$endDateTime = new DateTime();
$endDateTime->setDate(
$endDateTime->format('Y'),
$endDateTime->format('m'),
$endDateTime->format('t'),
);
$endDateTime->setTime(23, 59, 59, 999);
} else {
$endDateTime = DateTime::createFromFormat(DateTime::ATOM, $endDate);
}
if (!$endDateTime) {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
if ($budgetId != null) {
try {
$this->userPermissionMapper->find($budgetId, $this->userId);
} catch (Exception $e) {
return new DataResponse([], Http::STATUS_NOT_FOUND);
}
return new DataResponse([
'budgetId' => $budgetId,
'sum' => $this->transactionMapper->sumByBudgetId(
$budgetId,
$startDateTime->getTimestamp(),
$endDateTime->getTimestamp()
)
], Http::STATUS_OK);
}
if ($categoryId != null) {
try {
$category = $this->categoryMapper->find($categoryId);
$this->userPermissionMapper->find($category->getBudgetId(), $this->userId);
} catch (Exception $e) {
return new DataResponse([], Http::STATUS_NOT_FOUND);
}
return new DataResponse([
'categoryId' => $categoryId,
'sum' => $this->transactionMapper->sumByCategoryId(
$categoryId,
$startDateTime->getTimestamp(),
$endDateTime->getTimestamp()
)
], Http::STATUS_OK);
}
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
}

61
lib/Db/TransactionMapper.php
View file

@ -2,6 +2,7 @@
namespace OCA\Twigs\Db;
use Doctrine\DBAL\FetchMode;
use OCP\IDbConnection;
use OCP\AppFramework\Db\QBMapper;
@ -54,4 +55,64 @@ class TransactionMapper extends QBMapper
->where('budget_id', $budgetId);
return $qb->execute();
}
public function sumByBudgetId(int $budgetId, int $startDate, int $endDate)
{
$sql = <<<EOD
SELECT (COALESCE((
SELECT SUM(amount)
FROM `*PREFIX*twigs_transactions`
WHERE budget_id = ?
AND expense = 0
AND date >= ?
AND date <= ?
), 0)) - (COALESCE((
SELECT SUM(amount)
FROM `*PREFIX*twigs_transactions`
WHERE budget_id = ?
AND expense = 1
AND date >= ?
AND date <= ?
), 0));
EOD;
$statement = $this->db->prepare($sql);
$statement->bindParam(1, $budgetId);
$statement->bindParam(2, $startDate);
$statement->bindParam(3, $endDate);
$statement->bindParam(4, $budgetId);
$statement->bindParam(5, $startDate);
$statement->bindParam(6, $endDate);
$statement->execute();
return (int) $statement->fetch(FetchMode::COLUMN);
}
public function sumByCategoryId(int $categoryId, int $startDate, int $endDate)
{
$sql = <<<EOD
SELECT (COALESCE((
SELECT SUM(amount)
FROM `*PREFIX*twigs_transactions`
WHERE category_id = ?
AND expense = 0
AND date >= ?
AND date <= ?
), 0)) - (COALESCE((
SELECT SUM(amount)
FROM `*PREFIX*twigs_transactions`
WHERE category_id = ?
AND expense = 1
AND date >= ?
AND date <= ?
), 0));
EOD;
$statement = $this->db->prepare($sql);
$statement->bindParam(1, $categoryId);
$statement->bindParam(2, $startDate);
$statement->bindParam(3, $endDate);
$statement->bindParam(4, $categoryId);
$statement->bindParam(5, $startDate);
$statement->bindParam(6, $endDate);
$statement->execute();
return (int) $statement->fetch(FetchMode::COLUMN);
}
}