<?php

namespace Modules\Equipments\Http\Controllers;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Inertia\Inertia;
use Modules\Equipments\Models\Equipment;
use Modules\Equipments\Models\EquipmentSpecification;
use Illuminate\Support\Str;

class EquipmentController extends Controller
{
    public function index()
    {
        return Inertia::render('Equipments::Index', [
            'equipments' => Equipment::with('specifications')->latest()->get(),
            'specifications' => EquipmentSpecification::orderBy('name')->get(),
        ]);
    }

    private function ensureCanManageEquipment(): void
    {
        $user = auth()->user();
        if ($user && $user->hasAnyRole(['Site Technical', 'Construction Supervisor', 'Site Operations', 'Site Engineer', 'Site Supervisor', 'Field Engineer', 'Safety Officer', 'Quality Inspector', 'Warehouse Staff'])) {
            abort(403, 'Unauthorized action. Site Operations roles cannot modify equipment records.');
        }
    }

    public function store(Request $request)
    {
        $this->ensureCanManageEquipment();
        $validated = $request->validate([
            'name' => 'required|string|max:255',
            'owner_name' => 'nullable|string|max:255',
            'hourly_rate' => 'required|numeric|min:0',
            'status' => 'required|string|in:active,inactive',
            'specifications' => 'nullable|array',
            'specifications.*' => 'integer|exists:equipment_specifications,id',
        ]);

        \DB::transaction(function () use ($validated) {
            $equipment = Equipment::create([
                'ulid' => (string) Str::ulid(),
                'name' => $validated['name'],
                'owner_name' => $validated['owner_name'] ?? null,
                'hourly_rate' => $validated['hourly_rate'],
                'status' => $validated['status'],
            ]);

            if (!empty($validated['specifications'])) {
                $equipment->specifications()->sync($validated['specifications']);
            }
        });

        return redirect()->back()->with('success', 'Equipment record created successfully.');
    }

    public function update(Request $request, Equipment $equipment)
    {
        $this->ensureCanManageEquipment();
        $validated = $request->validate([
            'name' => 'required|string|max:255',
            'owner_name' => 'nullable|string|max:255',
            'hourly_rate' => 'required|numeric|min:0',
            'status' => 'required|string|in:active,inactive',
            'specifications' => 'nullable|array',
            'specifications.*' => 'integer|exists:equipment_specifications,id',
        ]);

        \DB::transaction(function () use ($equipment, $validated) {
            $equipment->update([
                'name' => $validated['name'],
                'owner_name' => $validated['owner_name'] ?? null,
                'hourly_rate' => $validated['hourly_rate'],
                'status' => $validated['status'],
            ]);

            $equipment->specifications()->sync($validated['specifications'] ?? []);
        });

        return redirect()->back()->with('success', 'Equipment record updated successfully.');
    }

    public function destroy(Equipment $equipment)
    {
        $this->ensureCanManageEquipment();
        $equipment->delete();
        return redirect()->back()->with('success', 'Equipment record deleted successfully.');
    }
}