<?php

namespace App\Http\Controllers\Api\Admin\InfraManagement;

use App\Http\Controllers\Controller;
use App\Http\Facade\SignRSA;
use App\Models\InfraManagement;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;

class InfraManagementController extends Controller
{
    public function index(Request $request): JsonResponse
    {
        $perPage = min((int) $request->get('per_page', 15), 500);
        $filter  = $request->get('filter');
        $type    = $request->get('type');
        $status  = $request->get('status');

        $query = InfraManagement::query()->select([
            'id', 'name', 'host', 'username', 'token', 'type', 'status',
            'description', 'meta_data', 'created_at', 'updated_at',
        ]);

        if ($filter) {
            $query->where(function ($q) use ($filter) {
                $q->where('name', 'like', "%{$filter}%")
                  ->orWhere('host', 'like', "%{$filter}%");
            });
        }

        if ($type !== null && $type !== '') {
            if (is_array($type)) {
                $query->whereIn('type', $type);
            } else {
                $query->where('type', $type);
            }
        }

        if ($status !== null && $status !== '') {
            $query->where('status', filter_var($status, FILTER_VALIDATE_BOOLEAN));
        }

        $paginator = $query->latest()->paginate($perPage);

        return response()->json([
            'error' => false,
            'data'  => [
                'items'        => $paginator->items(),
                'total'        => $paginator->total(),
                'per_page'     => $paginator->perPage(),
                'current_page' => $paginator->currentPage(),
                'last_page'    => $paginator->lastPage(),
            ],
        ]);
    }

    public function show(int $id): JsonResponse
    {
        $infra = InfraManagement::select([
            'id', 'name', 'host', 'username', 'token', 'type', 'status',
            'description', 'meta_data', 'created_at', 'updated_at',
        ])->find($id);

        if (!$infra) {
            return response()->json(['error' => true, 'message' => "Không tìm thấy cấu hình #$id"], 404);
        }

        return response()->json(['error' => false, 'data' => $infra]);
    }

    public function store(Request $request): JsonResponse
    {
        $request->validate([
            'name'        => 'required|string|max:255',
            'host'        => 'required|string|max:255',
            'username'    => 'required|string|max:255',
            'password'    => 'required|string',
            'token'       => 'nullable|string',
            'type'        => 'required|string|in:vcenter,esxi,jumphost',
            'status'      => 'nullable|boolean',
            'description' => 'nullable|string',
            'meta_data'   => 'nullable|array',
        ]);

        DB::beginTransaction();
        try {
            $data             = $request->except(['password']);
            $data['password'] = SignRSA::EncryptFunc($request->password);
            $data['status']   = $request->boolean('status', true);

            $infra = InfraManagement::create($data);

            // Return without password
            $infra->makeHidden(['password']);

            DB::commit();

            return response()->json(['error' => false, 'data' => $infra], 201);
        } catch (\Exception $e) {
            DB::rollBack();
            return response()->json(['error' => true, 'message' => $e->getMessage()], 500);
        }
    }

    public function update(Request $request, int $id): JsonResponse
    {
        $infra = InfraManagement::find($id);

        if (!$infra) {
            return response()->json(['error' => true, 'message' => "Không tìm thấy cấu hình #$id"], 404);
        }

        $request->validate([
            'name'        => 'required|string|max:255',
            'host'        => 'required|string|max:255',
            'username'    => 'required|string|max:255',
            'password'    => 'nullable|string',
            'token'       => 'nullable|string',
            'type'        => 'required|string|in:vcenter,esxi,jumphost',
            'status'      => 'nullable|boolean',
            'description' => 'nullable|string',
            'meta_data'   => 'nullable|array',
        ]);

        DB::beginTransaction();
        try {
            $data = $request->except(['password']);
            $data['status'] = $request->boolean('status', $infra->status);

            if (!empty($request->password)) {
                $data['password'] = SignRSA::EncryptFunc($request->password);
            }

            $infra->update($data);
            $infra->refresh();
            $infra->makeHidden(['password']);

            DB::commit();

            return response()->json(['error' => false, 'data' => $infra]);
        } catch (\Exception $e) {
            DB::rollBack();
            return response()->json(['error' => true, 'message' => $e->getMessage()], 500);
        }
    }

    public function destroy(int $id): JsonResponse
    {
        $infra = InfraManagement::find($id);

        if (!$infra) {
            return response()->json(['error' => true, 'message' => "Không tìm thấy cấu hình #$id"], 404);
        }

        $infra->delete();

        return response()->json(['error' => false, 'message' => 'Đã xoá cấu hình thành công']);
    }
}