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Merge pull request #10670 from Godmartinz/gh10639/linear-depreciation-calculation

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Fixed #10639 - incorrect linear depreciation calculation
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snipe 2022-02-16 11:18:27 -07:00 committed by GitHub
parent 1c0a96b0ce 7b9a2ae909
commit 592f66bd0c
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1 changed files with 8 additions and 3 deletions
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11
app/Models/Depreciable.php
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@ -68,13 +68,18 @@ class Depreciable extends SnipeModel
*/
public function getLinearDepreciatedValue()
{
// fraction of value left
$numerator= (($this->purchase_cost-($this->purchase_cost*12/($this->get_depreciation()->months))));
$denominator=$this->get_depreciation()->months/12;
$deprecation_per_year= $numerator/$denominator;
$deprecation_per_month= $deprecation_per_year/12;
$months_remaining = $this->time_until_depreciated()->m + 12 * $this->time_until_depreciated()->y; //UGlY
$current_value = round(($months_remaining / $this->get_depreciation()->months) * $this->purchase_cost, 2);
$months_depreciated=$this->get_depreciation()->months-$months_remaining;
$current_value = $this->purchase_cost-($deprecation_per_month*$months_depreciated);
if($this->get_depreciation()->depreciation_min > $current_value) {
$current_value=$this->get_depreciation()->depreciation_min;
$current_value=round($this->get_depreciation()->depreciation_min,2);
}
if ($current_value < 0) {
$current_value = 0;