iao_team/app/Http/Livewire/Nation.php

<?php

namespace App\Http\Livewire;

use Livewire\Component;

class Nation extends Component
{
    public $nations, $name, $enabled, $nationId, $updateNation = false, $addNation = false;

    protected $listeners = [
        'deleteNationListner'=>'deleteNation'
    ];

    protected $rules = [
        'name' => 'required'
    ];

    public function resetFields(){
        $this->name = '';
        $this->enabled = true;
    }

    public function render()
    {
        $this->nations = Nation::select('id', 'name', 'enabled')->get();
        return view('livewire.nation');
    }

    public function addNation()
    {
        $this->resetFields();
        $this->addNation = true;
        $this->updateNation = false;
    }

    public function storeNation()
    {
        $this->validate();
        try {
            Nation::create([
                'name' => $this->name,
                'enabled' => $this->enabled
            ]);
            session()->flash('success','Nazione creata');
            $this->resetFields();
            $this->addNation = false;
        } catch (\Exception $ex) {
            session()->flash('error','Errore in fase di salvataggio');
        }
    }

    public function editNation($id){
        try {
            $nation = Nation::findOrFail($id);
            if( !$nation) {
                session()->flash('error','Nazione non trovata');
            } else {
                $this->name = $nation->name;
                $this->enabled = $nation->enabled;
                $this->nationId = $nation->id;
                $this->updateNation = true;
                $this->addNation = false;
            }
        } catch (\Exception $ex) {
            session()->flash('error','Errore');
        }
    }

    public function updateNation()
    {
        $this->validate();
        try {
            Nation::whereId($this->nationId)->update([
                'name' => $this->name,
                'enabled' => $this->enabled
            ]);
            session()->flash('success','Nazione aggiornata');
            $this->resetFields();
            $this->updateNation = false;
        } catch (\Exception $ex) {
            session()->flash('success','Errore');
        }
    }

    public function cancelNation()
    {
        $this->addNation = false;
        $this->updateNation = false;
        $this->resetFields();
    }

    public function deleteNation($id)
    {
        try{
            Nation::find($id)->delete();
            session()->flash('success',"Nazione eliminata");
        }catch(\Exception $e){
            session()->flash('error',"Errore");
        }
    }
}