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<?php |
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namespace Bavix\Wallet\Traits; |
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use Bavix\Wallet\Interfaces\Product; |
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use Bavix\Wallet\Interfaces\Wallet; |
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use Bavix\Wallet\Models\Transfer; |
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use Bavix\Wallet\Tax; |
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use Illuminate\Support\Facades\DB; |
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/** |
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* Trait HasGift |
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* @package Bavix\Wallet\Traits |
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* |
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* This trait should be used with the trait HasWallet. |
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*/ |
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trait HasGift |
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{ |
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/** |
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* From this moment on, each user (wallet) can give |
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* the goods to another user (wallet). |
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* This functionality can be organized for gifts. |
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* |
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* @param Wallet $to |
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* @param Product $product |
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* @param bool $force |
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* @return Transfer |
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*/ |
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public function gift(Wallet $to, Product $product, bool $force = false): Transfer |
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{ |
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/** |
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* Who's giving? Let's call him Santa Claus |
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*/ |
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$santa = $this; |
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/** |
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* @return Transfer |
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*/ |
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$callback = function () use ($santa, $product, $force) { |
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$amount = $product->getAmountProduct(); |
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$meta = $product->getMetaProduct(); |
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$fee = Tax::fee($product, $amount); |
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/** |
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* Santa pays taxes |
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*/ |
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if ($force) { |
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$withdraw = $santa->withdraw($amount + $fee, $meta); |
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} else { |
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$withdraw = $santa->forceWithdraw($amount + $fee, $meta); |
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} |
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$deposit = $product->deposit($amount, $meta); |
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return $this->assemble($product, $withdraw, $deposit); |
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}; |
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/** |
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* Unfortunately, |
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* I think it is wrong to make the "assemble" method public. |
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* That's why I address him like this! |
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*/ |
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return DB::transaction( |
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$callback->bindTo($to, \get_class($to)) |
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); |
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} |
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/** |
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* Give the goods safely. |
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* |
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* @param Wallet $to |
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* @param Product $product |
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* @param bool $force |
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* @return Transfer|null |
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*/ |
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public function safeGift(Wallet $to, Product $product, bool $force = false): ?Transfer |
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{ |
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try { |
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return $this->gift($to, $product, $force); |
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} catch (\Throwable $throwable) { |
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return null; |
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} |
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} |
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/** |
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* to give force) |
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* |
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* @param Wallet $to |
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* @param Product $product |
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* @return Transfer |
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*/ |
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public function forceGift(Wallet $to, Product $product): Transfer |
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{ |
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return $this->gift($to, $product, true); |
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} |
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} |
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bavix /
laravel-wallet
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