<?php

namespace App\Admin\Forms;

use App\Enums\DealerWalletAction;
use App\Models\Dealer;
use App\Services\Dealer\WalletService;
use Dcat\Admin\Admin;
use Dcat\Admin\Contracts\LazyRenderable;
use Dcat\Admin\Traits\LazyWidget;
use Dcat\Admin\Widgets\Form;
use Illuminate\Support\Facades\DB;
use Throwable;

class DealerWalletChange extends Form implements LazyRenderable
{
    use LazyWidget;

    /**
     * @param Model|Authenticatable|HasPermissions|null $user
     *
     * @return bool
     */
    protected function authorize($user): bool
    {
        return $user->can('dcat.admin.dealers.wallet_change');
    }

    /**
     * Handle the form request.
     *
     * @param array $input
     *
     * @return mixed
     */
    public function handle(array $input)
    {
        if (bccomp($input['change_balance'], '0', 2) <= 0) {
            return $this->response()->error('金额必须大于0');
        }

        $dealer = Dealer::findOrFail($this->payload['id']);

        $action = DealerWalletAction::from($input['action']);

        try {
            DB::beginTransaction();

            (new WalletService())->changeBalance(
                $dealer->user,
                match ($action) {
                    DealerWalletAction::Recharge => bcmul($input['change_balance'], '1', 2),
                    DealerWalletAction::Deduct => bcmul($input['change_balance'], '-1', 2),
                },
                $action,
                $input['remarks'],
                Admin::user()
            );

            DB::commit();
        } catch (Throwable $th) {
            DB::rollBack();

            report($th);

            return $this->response()->error('操作失败：'.$th->getMessage());
        }

        return $this->response()
                    ->success(__('admin.update_succeeded'))
                    ->refresh();
    }

    /**
     * Build a form here.
     */
    public function form()
    {
        $this->radio('action', '操作')
            ->options([
                DealerWalletAction::Recharge->value => '充值',
                DealerWalletAction::Deduct->value => '扣除',
            ])
            ->default(DealerWalletAction::Recharge->value)
            ->required();
        $this->currency('change_balance', '金额')->symbol('￥')->required();
        $this->textarea('remarks', '备注')->required();
        $this->confirm('是否确认充值？', '提交后该动作无法逆转');
    }
}