<?php

namespace Modules\Company\Http\Controllers;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Illuminate\Validation\Rule;
use Modules\Company\Models\Company;
use Modules\Company\Models\CompanyDirectorAssignment;
use Modules\Company\Models\CompanyDivision;

class CompanyMembershipController extends Controller
{
    public function assignDivision(Request $request, Company $company)
    {
        $data = $request->validate([
            'user_id' => ['required', Rule::exists('users', 'id')->where('company_id', $company->id)],
            'company_division_id' => ['required', Rule::exists('company_divisions', 'id')->where('company_id', $company->id)],
            'role' => ['nullable', 'string', 'max:80'],
            'is_director' => ['nullable', 'boolean'],
        ]);

        $division = CompanyDivision::where('company_id', $company->id)->findOrFail($data['company_division_id']);
        $division->users()->syncWithoutDetaching([
            $data['user_id'] => [
                'company_id' => $company->id,
                'role' => $data['role'] ?? 'member',
                'is_director' => (bool) ($data['is_director'] ?? false),
            ],
        ]);

        if ((bool) ($data['is_director'] ?? false)) {
            CompanyDirectorAssignment::updateOrCreate([
                'company_id' => $company->id,
                'company_division_id' => $division->id,
                'user_id' => $data['user_id'],
            ], ['coverage_type' => 'division']);
        }

        return redirect()->route('platform.companies.show', $company)->with('status', 'Division membership updated.');
    }

    public function assignDirector(Request $request, Company $company)
    {
        $data = $request->validate([
            'user_id' => ['required', Rule::exists('users', 'id')->where('company_id', $company->id)],
            'coverage_type' => ['required', Rule::in(['company', 'division'])],
            'company_division_id' => ['nullable', Rule::exists('company_divisions', 'id')->where('company_id', $company->id)],
            'starts_at' => ['nullable', 'date'],
            'ends_at' => ['nullable', 'date', 'after_or_equal:starts_at'],
            'notes' => ['nullable', 'string', 'max:2000'],
        ]);

        if ($data['coverage_type'] === 'company') {
            $data['company_division_id'] = null;
        } else {
            abort_if(empty($data['company_division_id']), 422, 'Division coverage requires a division.');
        }

        CompanyDirectorAssignment::updateOrCreate([
            'company_id' => $company->id,
            'company_division_id' => $data['company_division_id'],
            'user_id' => $data['user_id'],
        ], [
            'coverage_type' => $data['coverage_type'],
            'starts_at' => $data['starts_at'] ?? null,
            'ends_at' => $data['ends_at'] ?? null,
            'notes' => $data['notes'] ?? null,
        ]);

        return redirect()->route('platform.companies.show', $company)->with('status', 'Director coverage updated.');
    }

    public function removeDirector(Company $company, CompanyDirectorAssignment $assignment)
    {
        abort_unless($assignment->company_id === $company->id, 404);

        $assignment->delete();

        return redirect()->route('platform.companies.show', $company)->with('status', 'Director coverage removed.');
    }
}