<?php

namespace App\Http\Controllers\admin\vm;

use App\Http\Controllers\Controller;
use App\Jobs\VirtualMachine\Sync\SyncVirtualMachine;
use App\Repositories\Module\VirtualMachine\VirtualMachineRepositoryInterface;
use App\Repositories\vCenter\vCenterRepositoryInterface;
use Exception;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Str;
use Yajra\DataTables\Facades\DataTables;

class VirtualMachineController extends Controller
{
    public function __construct(
        public VirtualMachineRepositoryInterface $virtualMachineRepository,
        public vCenterRepositoryInterface $vCenterRepository
    ) {
        parent::__construct();
    }

    public function index(Request $request)
    {
        $vms = $this->virtualMachineRepository->filter(
            [
                'page' => $request->get('page') ?? 1
            ]
        );
        $title = 'List all Virtual Machine';
        return view('administrator.pages.package.vm.index', compact('vms', 'title'));
    }

    public function create()
    {
        $title = 'Add Virtual Machine';
        $vcenters = \App\Models\Vcenter::where('status', 1)->get();
        return view('administrator.pages.package.vm.add', compact('title', 'vcenters'));
    }

    public function store(Request $request)
    {
        $request->validate([
            'vm_id' => 'required|unique:virtual_machines,vm_id',
            'name' => 'required',
        ]);

        DB::beginTransaction();
        try {
            $data = $request->all();
            if (empty($data['uuid'])) {
                $data['uuid'] = Str::uuid();
            }
            $this->virtualMachineRepository->create($data);
            DB::commit();
        } catch (Exception $error) {
            DB::rollBack();
            return back()->withErrors($error->getMessage());
        }
        return redirect()->route('package.vm.index')->with('success', 'Add new VM successfully!');
    }

    public function edit($id)
    {
        $vm = $this->virtualMachineRepository->find($id);
        if (!$vm) {
            return back()->withErrors('Invalid request.');
        }
        $vm->load('datacenter', 'host');
        $vcenters = \App\Models\Vcenter::where('status', 1)->get();
        $title = 'Edit Virtual Machine';
        return view('administrator.pages.package.vm.edit', compact('title', 'vm', 'vcenters'));
    }

    public function update(Request $request, $id)
    {
        $vm = $this->virtualMachineRepository->find($id);
        if (!$vm) {
            return back()->withErrors('Invalid request.');
        }

        $request->validate([
            'name' => 'required',
            'vm_id' => 'required|unique:virtual_machines,vm_id,' . $id,
        ]);

        DB::beginTransaction();
        try {
            $this->virtualMachineRepository->update($id, $request->all());
            DB::commit();
        } catch (Exception $error) {
            DB::rollBack();
            return back()->withErrors($error->getMessage());
        }
        return redirect()->route('package.vm.index')->with('success', 'Update VM successfully!');
    }

    public function destroy($id)
    {
        $vm = $this->virtualMachineRepository->find($id);
        if (!$vm) {
            return back()->withErrors('Invalid request.');
        }

        DB::beginTransaction();
        try {
            $this->virtualMachineRepository->delete($id);
            DB::commit();
        } catch (Exception $error) {
            DB::rollBack();
            return back()->withErrors($error->getMessage());
        }
        return redirect()->route('package.vm.index')->with('success', 'Deleted VM successfully!');
    }

    public function sync(SyncVirtualMachine $syncVM)
    {
        dispatch($syncVM)->delay(now()->addSeconds(5));
        return back()->with('success', 'The process is being established, please wait');
    }

    public function datatable(Request $request)
    {
        $query = $this->virtualMachineRepository->filter(
            $request->all(),
            ['datacenter'],
            [],
            ['*'],
            true
        );

        return DataTables::eloquent($query)
            ->addColumn(
                'action',
                function ($d) {
                    return view('administrator.pages.package.vm.datatable.action', ['row' => $d])->render();
                }
            )
            ->editColumn('updated_at', function ($d) {
                return $d->updated_at ? $d->updated_at->format('H:i:s d/m/Y') : '';
            })
            ->editColumn('power_state', function ($d) {
                if ($d->power_state == 'POWERED_ON') {
                    return '<span class="badge bg-success">Đang bật</span>';
                } elseif ($d->power_state == 'POWERED_OFF') {
                    return '<span class="badge bg-secondary">Đang tắt</span>';
                }
                return $d->power_state ?? 'N/A';
            })
            ->editColumn('datacenter.name', function ($d) {
                return $d->datacenter ? $d->datacenter->name . ' - ' . $d->datacenter->datacenter_id : 'N/A';
            })
            ->rawColumns(['action', 'power_state'])
            ->make(true);
    }
}