<?php

namespace App\Http\Controllers\Qms;

use App\Http\Controllers\Controller;
use App\Http\Controllers\Qms\Concerns\ScopesToAccount;
use App\Models\Branch;
use App\Services\Qms\AuditLogger;
use App\Services\Qms\PlanService;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Illuminate\View\View;

class BranchController extends Controller
{
    use ScopesToAccount;

    public function index(Request $request): View
    {
        $this->authorizeAbility($request, 'admin.branches.view');
        $organization = $this->organization($request);

        $branches = Branch::owned($this->ownerRef($request))
            ->where('organization_id', $organization->id)
            ->withCount('departments')
            ->orderBy('name')
            ->get();

        $heroStats = [
            'total' => $branches->count(),
            'active' => $branches->where('is_active', true)->count(),
            'departments' => $branches->sum('departments_count'),
        ];

        return view('qms.admin.branches.index', compact('branches', 'organization', 'heroStats'));
    }

    public function create(Request $request): View
    {
        $this->authorizeAbility($request, 'admin.branches.manage');

        return view('qms.admin.branches.create', ['organization' => $this->organization($request)]);
    }

    public function store(Request $request): RedirectResponse
    {
        $this->authorizeAbility($request, 'admin.branches.manage');
        $organization = $this->organization($request);
        $owner = $this->ownerRef($request);

        $currentCount = Branch::owned($owner)
            ->where('organization_id', $organization->id)
            ->count();

        if (! app(PlanService::class)->canAddBranch($organization, $currentCount)) {
            return back()->withInput()->with('error', 'Your plan allows one branch. Upgrade to Pro for unlimited branches.');
        }

        $validated = $request->validate([
            'name' => ['required', 'string', 'max:255'],
            'code' => ['nullable', 'string', 'max:50'],
            'address' => ['nullable', 'string', 'max:500'],
            'phone' => ['nullable', 'string', 'max:50'],
        ]);

        $branch = Branch::create([
            'owner_ref' => $owner,
            'organization_id' => $organization->id,
            ...$validated,
            'is_active' => true,
        ]);

        AuditLogger::record($owner, 'branch.created', $organization->id, $owner, Branch::class, $branch->id);

        return redirect()->route('qms.branches.index')->with('success', 'Branch created.');
    }

    public function edit(Request $request, Branch $branch): View
    {
        $this->authorizeAbility($request, 'admin.branches.manage');
        $this->authorizeOwner($request, $branch);

        return view('qms.admin.branches.edit', compact('branch'));
    }

    public function update(Request $request, Branch $branch): RedirectResponse
    {
        $this->authorizeAbility($request, 'admin.branches.manage');
        $this->authorizeOwner($request, $branch);

        $validated = $request->validate([
            'name' => ['required', 'string', 'max:255'],
            'code' => ['nullable', 'string', 'max:50'],
            'address' => ['nullable', 'string', 'max:500'],
            'phone' => ['nullable', 'string', 'max:50'],
            'is_active' => ['boolean'],
        ]);

        $branch->update([
            ...$validated,
            'is_active' => $request->boolean('is_active', true),
        ]);

        AuditLogger::record($this->ownerRef($request), 'branch.updated', $branch->organization_id, $this->ownerRef($request), Branch::class, $branch->id);

        return redirect()->route('qms.branches.index')->with('success', 'Branch updated.');
    }
}