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add marcus' migration changes to branch

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spencerrlongg 2024-01-02 17:28:41 -06:00
parent e028145ad9
commit 7c30261ec8
1 changed files with 36 additions and 17 deletions
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21
database/migrations/2023_07_13_052204_denormalized_eol_and_add_column_for_explicit_date_to_assets.php
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@ -3,6 +3,7 @@
use App\Models\Asset; use App\Models\Asset;
use Carbon\CarbonImmutable; use Carbon\CarbonImmutable;
use Illuminate\Database\Migrations\Migration; use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Query\Expression;
use Illuminate\Database\Schema\Blueprint; use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\DB; use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Schema; use Illuminate\Support\Facades\Schema;
@ -50,7 +51,7 @@ class DenormalizedEolAndAddColumnForExplicitDateToAssets extends Migration
->whereNotNull('model_id') ->whereNotNull('model_id')
->join('models', 'assets.model_id', '=', 'models.id') ->join('models', 'assets.model_id', '=', 'models.id')
->update([ ->update([
'asset_eol_date' => DB::raw('DATE_ADD(purchase_date, INTERVAL ' . DB::getTablePrefix() . 'models.eol MONTH)') 'asset_eol_date' => $this->eolUpdateExpression(),
]); ]);
} }
@ -66,4 +67,22 @@ class DenormalizedEolAndAddColumnForExplicitDateToAssets extends Migration
$table->dropColumn('eol_explicit'); $table->dropColumn('eol_explicit');
}); });
} }
/**
* This method returns the correct database expression for either
* mysql, postgres, or sqlite depending on the driver being used.
*/
private function eolUpdateExpression(): Expression
{
if (DB::getDriverName() === 'sqlite') {
return DB::raw("DATE(purchase_date, '+' || (SELECT eol FROM " . DB::getTablePrefix() . "models WHERE models.id = assets.model_id) || ' months')");
}
if (DB::getDriverName() === 'pgsql') {
return DB::raw("date(purchase_date + interval '1 month' * (SELECT eol FROM " . DB::getTablePrefix() . "models WHERE models.id = assets.model_id))");
}
// Default to MySQL's method
return DB::raw('DATE_ADD(purchase_date, INTERVAL ' . DB::getTablePrefix() . 'models.eol MONTH)');
}
} }