52 lines
1.2 KiB
PHP
52 lines
1.2 KiB
PHP
<?php
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/**
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* Add eloquent queries single(), singleOrFail(), singleOrNew()
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*/
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namespace App\Traits;
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use Illuminate\Database\Eloquent\Builder;
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use Illuminate\Database\Eloquent\ModelNotFoundException;
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trait SingleOrFail
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{
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private static function bootSingleOrFail(): void
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{
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// When a query should return 1 object, or FAIL if it doesnt
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Builder::macro('singleOrFail',function () {
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$result = $this->get();
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if (($x=$result->count()) == 1) {
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return $result->first();
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}
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if ($x == 0)
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throw new ModelNotFoundException('Query brings back 0 record(s) called for singleOrFail()');
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else
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throw new \Exception(sprintf('Query brings back %d record(s) called for singleOrFail()',$x));
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});
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// When a query should return 1 object, or NULL if it doesnt
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Builder::macro('single',function () {
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$result = $this->get();
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if ($result->count() == 1) {
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return $result->first();
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}
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return NULL;
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});
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// When a query should return 1 object, or NULL if it doesnt
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Builder::macro('singleOrNew',function ($args) {
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$result = $this->where($args)->get();
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if ($result->count() == 1) {
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return $result->first();
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}
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return $this->newModelInstance($args);
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});
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}
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}
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