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[ready-for-core-team-review]CRM-19585, created function to calculate financial item amount when co… #9574

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merged 1 commit into from
Dec 28, 2016
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[ready-for-core-team-review]CRM-19585, created function to calculate financial item amount when co… #9574

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31 changes: 31 additions & 0 deletions CRM/Contribute/BAO/Contribution.php
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Original file line number Diff line number Diff line change
Expand Up @@ -5336,4 +5336,35 @@ public static function recordAlwaysAccountsReceivable(&$trxnParams, $contributio
$trxnParams['from_financial_account_id'] = $params['to_financial_account_id'];
}

/**
* Calculate financial item amount when contribution is updated.
*
* @param array $params
* contribution params
* @param array $amountParams
*
* @param string $context
*
* @return float
*/
public static function calculateFinancialItemAmount($params, $amountParams, $context) {
if (!empty($params['is_quick_config'])) {
$amount = $amountParams['item_amount'];
if (!$amount) {
$amount = $params['total_amount'];
if ($context === NULL) {
$amount -= CRM_Utils_Array::value('tax_amount', $params, 0);
}
}
}
else {
$amount = $amountParams['line_total'];
if ($context == 'changedAmount') {
$amount -= $amountParams['previous_line_total'];
}
$amount *= $amountParams['diff'];
}
return $amount;
}

}
68 changes: 68 additions & 0 deletions tests/phpunit/CRM/Contribute/BAO/ContributionTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -937,4 +937,72 @@ public function testAllowUpdateRevenueRecognitionDate() {
$this->assertFalse($allowUpdate);
}

/**
* Test calculateFinancialItemAmount().
*/
public function testcalculateFinancialItemAmount() {
$testParams = array(
array(
'params' => array(),
'amountParams' => array(
'line_total' => 100,
'previous_line_total' => 300,
'diff' => 1,
),
'context' => 'changedAmount',
'expectedItemAmount' => -200,
),
array(
'params' => array(),
'amountParams' => array(
'line_total' => 100,
'previous_line_total' => 100,
'diff' => -1,
),
'context' => 'changePaymentInstrument',
'expectedItemAmount' => -100,
),
array(
'params' => array(
'is_quick_config' => TRUE,
'total_amount' => 110,
'tax_amount' => 10,
),
'amountParams' => array(
'item_amount' => 100,
),
'context' => 'changedAmount',
'expectedItemAmount' => 100,
),
array(
'params' => array(
'is_quick_config' => TRUE,
'total_amount' => 110,
'tax_amount' => 10,
),
'amountParams' => array(
'item_amount' => NULL,
),
'context' => 'changedAmount',
'expectedItemAmount' => 110,
),
array(
'params' => array(
'is_quick_config' => TRUE,
'total_amount' => 110,
'tax_amount' => 10,
),
'amountParams' => array(
'item_amount' => NULL,
),
'context' => NULL,
'expectedItemAmount' => 100,
),
);
foreach ($testParams as $params) {
$itemAmount = CRM_Contribute_BAO_Contribution::calculateFinancialItemAmount($params['params'], $params['amountParams'], $params['context']);
$this->assertEquals($itemAmount, $params['expectedItemAmount'], 'Invalid Financial Item amount.');
}
}

}