<?php

namespace App\Http\Controllers\Employee;

use App\Http\Controllers\Controller;
use App\Models\Attendance;
use Illuminate\Http\Request;
use Carbon\Carbon;
use Inertia\Inertia;

class EmployeeAttendanceController extends Controller
{
    private function checkEmployee(Request $request)
    {
        return $request->user()->employee;
    }

    public function index(Request $request)
    {
        $employee = $this->checkEmployee($request);
        if (!$employee) {
            return redirect()->route('employee.index')->with('error', 'Profil karyawan tidak ditemukan.');
        }

        $employeeId = $employee->id;
        $attendances = Attendance::where('employee_id', $employeeId)->orderBy('date', 'desc')->get();
        
        $today = Carbon::today()->toDateString();
        $todayAttendance = Attendance::where('employee_id', $employeeId)->where('date', $today)->first();

        return Inertia::render('employee/attendances/index', [
            'attendances' => $attendances,
            'todayAttendance' => $todayAttendance,
        ]);
    }

    public function clockIn(Request $request)
    {
        $employee = $this->checkEmployee($request);
        if (!$employee) {
            return redirect()->route('employee.index')->with('error', 'Profil karyawan tidak ditemukan.');
        }

        $request->validate([
            'latitude_in' => 'required|numeric',
            'longitude_in' => 'required|numeric',
        ], [
            'latitude_in.required' => 'Lokasi latitude wajib diisi.',
            'latitude_in.numeric' => 'Lokasi latitude harus berupa angka.',
            'longitude_in.required' => 'Lokasi longitude wajib diisi.',
            'longitude_in.numeric' => 'Lokasi longitude harus berupa angka.',
        ]);

        $employeeId = $employee->id;
        $today = Carbon::today()->toDateString();

        $existingAttendance = Attendance::where('employee_id', $employeeId)
                                        ->where('date', $today)
                                        ->first();

        if ($existingAttendance) {
            return back()->with('error', 'Anda sudah melakukan absen masuk hari ini.');
        }

        Attendance::create([
            'employee_id' => $employeeId,
            'date' => $today,
            'check_in' => Carbon::now()->toTimeString(),
            'latitude_in' => $request->latitude_in,
            'longitude_in' => $request->longitude_in,
            'status' => 'present',
        ]);

        return back()->with('success', 'Berhasil Absen Masuk.');
    }

    public function clockOut(Request $request)
    {
        $employee = $this->checkEmployee($request);
        if (!$employee) {
            return redirect()->route('employee.index')->with('error', 'Profil karyawan tidak ditemukan.');
        }

        $request->validate([
            'latitude_out' => 'required|numeric',
            'longitude_out' => 'required|numeric',
        ], [
            'latitude_out.required' => 'Lokasi latitude wajib diisi.',
            'latitude_out.numeric' => 'Lokasi latitude harus berupa angka.',
            'longitude_out.required' => 'Lokasi longitude wajib diisi.',
            'longitude_out.numeric' => 'Lokasi longitude harus berupa angka.',
        ]);

        $employeeId = $employee->id;
        $today = Carbon::today()->toDateString();

        $attendance = Attendance::where('employee_id', $employeeId)
                                ->where('date', $today)
                                ->first();

        if (!$attendance || $attendance->check_out) {
            return back()->with('error', 'Anda belum absen masuk atau sudah absen pulang hari ini.');
        }

        $attendance->update([
            'check_out' => Carbon::now()->toTimeString(),
            'latitude_out' => $request->latitude_out,
            'longitude_out' => $request->longitude_out,
        ]);

        return back()->with('success', 'Berhasil Absen Pulang.');
    }

    public function submitLeave(Request $request)
    {
        $employee = $this->checkEmployee($request);
        if (!$employee) {
            return redirect()->route('employee.index')->with('error', 'Profil karyawan tidak ditemukan.');
        }

        $request->validate([
            'date' => 'required|date',
            'notes' => 'required|string|min:5',
        ], [
            'date.required' => 'Tanggal izin wajib diisi.',
            'date.date' => 'Format tanggal tidak valid.',
            'notes.required' => 'Keterangan izin wajib diisi.',
            'notes.string' => 'Keterangan izin harus berupa teks.',
            'notes.min' => 'Keterangan izin minimal 5 karakter.',
        ]);

        Attendance::create([
            'employee_id' => $employee->id,
            'date' => $request->date,
            'status' => 'leave',
            'notes' => $request->notes,
        ]);

        return back()->with('success', 'Izin berhasil diajukan.');
    }

    public function submitDispensation(Request $request)
    {
        $employee = $this->checkEmployee($request);
        if (!$employee) {
            return redirect()->route('employee.index')->with('error', 'Profil karyawan tidak ditemukan.');
        }

        $request->validate([
            'latitude_in' => 'required|numeric',
            'longitude_in' => 'required|numeric',
            'notes' => 'required|string|min:5',
        ], [
            'latitude_in.required' => 'Lokasi latitude wajib diisi.',
            'latitude_in.numeric' => 'Lokasi latitude harus berupa angka.',
            'longitude_in.required' => 'Lokasi longitude wajib diisi.',
            'longitude_in.numeric' => 'Lokasi longitude harus berupa angka.',
            'notes.required' => 'Keterangan dispensasi wajib diisi.',
            'notes.string' => 'Keterangan dispensasi harus berupa teks.',
            'notes.min' => 'Keterangan dispensasi minimal 5 karakter.',
        ]);

        $now = Carbon::now();

        Attendance::create([
            'employee_id' => $employee->id,
            'date' => $now->toDateString(),
            'check_in' => $now->toTimeString(),
            'latitude_in' => $request->latitude_in,
            'longitude_in' => $request->longitude_in,
            'status' => 'dispensation',
            'notes' => $request->notes,
        ]);

        return back()->with('success', 'Dispensasi berhasil diajukan.');
    }
}