<?php

namespace App\Http\Livewire;

use Livewire\Component;
use DateInterval;
use DatePeriod;
use DateTime;

use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Writer\Xlsx;


class Record extends Component
{
    public $records, $dataId, $totals;

    public $in;
    public $out;

    public $payments = [];

    public $fromDate;
    public $toDate;

    public $filterCausals = null;
    public $filterMember = null;

    public array $recordDatas = [];
    public array $labels = [];

    public array $causals = [];
    public $members = array();

    public function hydrate()
    {
        $this->emit('load-select');
    }

    public function mount()
    {

        $this->fromDate = date("Y-m-d");
        $this->toDate = date("Y-m-d");


        $this->getCausals(\App\Models\Causal::select('id', 'name')->where('parent_id', null)->get(), 0);

        $this->members = \App\Models\Member::select(['id', 'first_name', 'last_name', 'fiscal_code'])->orderBy('last_name')->orderBy('first_name')->get();

        $this->payments = \App\Models\PaymentMethod::select('id', 'name', 'type')->where('enabled', true)->where('money', false)->get();
    }

    public function getCausals($records, $indentation)
    {
        foreach ($records as $record) {
            $this->causals[] = array('id' => $record->id, 'name' => $record->getTree(), 'text' => $record->getTree(), 'level' => $indentation);
            if (count($record->childs))
                $this->getCausals($record->childs, $indentation + 1);
        }
    }

    public function getMonth($m)
    {
        $ret = '';
        switch ($m) {
            case 1:
                $ret = 'Gennaio';
                break;
            case 2:
                $ret = 'Febbraio';
                break;
            case 3:
                $ret = 'Marzo';
                break;
            case 4:
                $ret = 'Aprile';
                break;
            case 5:
                $ret = 'Maggio';
                break;
            case 6:
                $ret = 'Giugno';
                break;
            case 7:
                $ret = 'Luglio';
                break;
            case 8:
                $ret = 'Agosto';
                break;
            case 9:
                $ret = 'Settembre';
                break;
            case 10:
                $ret = 'Ottobre';
                break;
            case 11:
                $ret = 'Novembre';
                break;
            case 12:
                $ret = 'Dicembre';
                break;
            default:
                $ret = '';
                break;
        }
        return $ret;
    }

    public function render()
    {

        $month = 0;
        $year = 0;

        $this->records = array();
        $this->totals = array();

        $exclude_from_records = \App\Models\Member::where('exclude_from_records', true)->pluck('id')->toArray();
        $datas = \App\Models\Record::with('member', 'supplier', 'payment_method')
            ->select('records.*', 'records_rows.*') // Ensure all columns are selected
            ->join('records_rows', 'records.id', '=', 'records_rows.record_id')
            ->whereBetween('date', [$this->fromDate, $this->toDate])
            ->where(function ($query) {
                $query->where('type', 'OUT')
                    ->orWhere(function ($query) {
                        $query->where('records.corrispettivo_fiscale', true)
                            ->orWhere('records.commercial', false);
                    });
            })
            ->where(function ($query) use ($exclude_from_records) {
                $query->where('type', 'OUT')
                    ->orWhere(function ($subquery) use ($exclude_from_records) {
                        $subquery->whereNotIn('member_id', $exclude_from_records);
                    });
            });
        if ($this->filterCausals != null && sizeof($this->filterCausals) > 0) {
            $causals = array();
            foreach ($this->filterCausals as $z) {
                $causals[] = $z;
                $childs = \App\Models\Causal::where('parent_id', $z)->get();
                foreach ($childs as $c) {
                    $causals[] = $c->id;
                    $childsX = \App\Models\Causal::where('parent_id', $c->id)->get();
                    foreach ($childsX as $cX) {
                        $causals[] = $cX->id;
                    }
                }
            }
            $datas->whereIn('causal_id', $causals);
        }
        if ($this->filterMember != null && $this->filterMember > 0) {
            $datas->where('member_id', $this->filterMember);
        }
        $datas = $datas->orderBy('date', 'ASC')
            ->orderBy('records.created_at', 'ASC')
            ->orderBy('records_rows.id', 'ASC') // Important to maintain row order
            ->get();

        foreach ($datas as $idx => $data) {

            $causalCheck = \App\Models\Causal::findOrFail($data->causal_id);

            $paymentCheck = $data->payment_method->money;

            if (!$paymentCheck && ($causalCheck->no_first == null || !$causalCheck->no_first)) {

                if (!$data->deleted) {
                    $amount = $data->amount;
                    $amount += getVatValue($amount, $data->vat_id);
                } else {
                    $amount = $data->amount;
                }

                $prefix = '';
                if (!$data->commercial)
                    $prefix = $idx . "$";


                // aggiungere il nome * * *
                $causal = $prefix . $data->date . "§" . $causalCheck->getTree() . "§" .
                    ($data->type == "IN" ? ($data->member ? ($data->member->last_name . " " . $data->member->first_name) : "") :
                        $data->supplier->name ?? "") . "§" . $data->note . "§" . ($data->deleted ? 'DELETED' : '') .
                    "§" . $data->numero_linea;

                if (!isset($this->records[$causal][$data->payment_method->name][$data->type])) {
                    $this->records[$causal][$data->payment_method->name][$data->type] = 0;
                }

                // Add to the records array
                $this->records[$causal][$data->payment_method->name][$data->type] += $amount;

                // Initialize totals if needed
                if (!isset($this->totals[$data->payment_method->name])) {
                    $this->totals[$data->payment_method->name]["IN"] = 0;
                    $this->totals[$data->payment_method->name]["OUT"] = 0;
                }

                // Update totals if not deleted
                if (!$data->deleted)
                    $this->totals[$data->payment_method->name][$data->type] += $amount; // $data->amount;//$this->records[$causal][$data->payment_method->name][$data->type];

            }
        }

        return view('livewire.records');
    }

    private function getLabels($fromDate, $toDate)
    {

        $begin = new DateTime($fromDate);
        $end = new DateTime($toDate);

        $interval = DateInterval::createFromDateString('1 day');
        $date_range = new DatePeriod($begin, $interval, $end);
        foreach ($date_range as $date) {
            $labels[] = $date->format('d/M');
        }

        return $labels;
    }

    private function getRecordData($type, $fromDate, $toDate)
    {
        $data = [];
        $begin = new DateTime($fromDate);
        $end = new DateTime($toDate);

        $interval = DateInterval::createFromDateString('1 day');
        $date_range = new DatePeriod($begin, $interval, $end);

        foreach ($date_range as $date) {
            if ($type == 'IN') {
                $found = false;
                foreach ($this->in as $in) {
                    if (date("Y-m-d", strtotime($in->date)) == $date->format('Y-m-d')) {
                        $data[] = number_format($in->total, 0, "", "");
                        $found = true;
                    }
                }
                if (!$found)
                    $data[] = 0;
            }
            if ($type == 'OUT') {
                $found = false;
                foreach ($this->out as $out) {
                    if (date("Y-m-d", strtotime($out->date)) == $date->format('Y-m-d')) {
                        $data[] = number_format($out->total, 0, "", "");
                        $found = true;
                    }
                }
                if (!$found)
                    $data[] = 0;
            }
        }

        return $data;
    }
    public function export()
    {
        ini_set('memory_limit', '512M');

        gc_enable();

        $letters = array('F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 'AA');

        $spreadsheet = new Spreadsheet();
        $activeWorksheet = $spreadsheet->getActiveSheet();

        $activeWorksheet->setCellValue('A1', "Data");
        $activeWorksheet->setCellValue('B1', "Causale");
        $activeWorksheet->setCellValue('C1', "Dettaglio");
        $activeWorksheet->setCellValue('D1', "Nominativo");
        $activeWorksheet->setCellValue('E1', "Stato");

        $idx = 0;
        foreach ($this->payments as $p) {
            if ($idx >= count($letters)) {
                break;
            }
            $activeWorksheet->setCellValue($letters[$idx] . '1', $p->name);
            $idx++;
            if ($idx >= count($letters)) {
                break;
            }
            $activeWorksheet->mergeCells($letters[$idx] . '1:' . $letters[$idx] . '1');
            $idx++;
        }

        $idx = 0;
        $activeWorksheet->setCellValue('A2', "");
        $activeWorksheet->setCellValue('B2', "");
        $activeWorksheet->setCellValue('C2', "");
        $activeWorksheet->setCellValue('D2', "");
        $activeWorksheet->setCellValue('E2', "");

        foreach ($this->payments as $p) {
            if ($p->type == 'ALL') {
                if ($idx >= count($letters)) {
                    break;
                }
                $activeWorksheet->setCellValue($letters[$idx] . '2', "Entrate");
                $idx++;
                $activeWorksheet->setCellValue($letters[$idx] . '2', "Uscite");
                $idx++;
            } elseif ($p->type == 'IN') {
                if ($idx >= count($letters)) {
                    break;
                }
                $activeWorksheet->setCellValue($letters[$idx] . '2', "Entrate");
                $idx++;
                $activeWorksheet->setCellValue($letters[$idx] . '2', "");
                $idx++;
            } elseif ($p->type == 'OUT') {
                if ($idx >= count($letters)) {
                    break;
                }
                $activeWorksheet->setCellValue($letters[$idx] . '2', "");
                $idx++;
                $activeWorksheet->setCellValue($letters[$idx] . '2', "Uscite");
                $idx++;
            }
        }

        $activeWorksheet->getStyle('A1:Q1')->getFont()->setBold(true);
        $activeWorksheet->getStyle('A2:Q2')->getFont()->setBold(true);

        $count = 3;
        $batchSize = 1000;
        $recordsProcessed = 0;

        $totalRecords = count($this->records);
        $recordsArray = array_chunk($this->records, $batchSize, true);

        foreach ($recordsArray as $recordsBatch) {
            foreach ($recordsBatch as $causal => $record) {
                $check = strpos($causal, "$") ? explode("$", $causal)[1] : $causal;

                $parts = explode("§", $check);
                $d = $parts[0] ?? '';
                $c = $parts[1] ?? '';
                $j = $parts[2] ?? '';
                $k = $parts[3] ?? '';
                $deleted = $parts[4] ?? '';
                $numeroLinea = $parts[5] ?? '';

                $activeWorksheet->setCellValue('A' . $count, !empty($d) ? date("d/m/Y", strtotime($d)) : '');
                $activeWorksheet->setCellValue('B' . $count, $c);
                $activeWorksheet->setCellValue('C' . $count, $k);
                $activeWorksheet->setCellValue('D' . $count, $j);

                $stato = ($deleted === 'DELETED') ? 'ANNULLATA' : '';
                $activeWorksheet->setCellValue('E' . $count, $stato);

                if ($stato === 'ANNULLATA') {
                    $activeWorksheet->getStyle('E' . $count)->getFont()->getColor()->setARGB('FFFF0000');
                }

                $idx = 0;
                foreach ($this->payments as $p) {
                    if ($idx >= count($letters) - 1) {
                        break;
                    }

                    if (isset($record[$p->name])) {
                        $inValue = isset($record[$p->name]["IN"]) ? formatPrice($record[$p->name]["IN"]) : "";
                        $outValue = isset($record[$p->name]["OUT"]) ? formatPrice($record[$p->name]["OUT"]) : "";

                        $activeWorksheet->setCellValue($letters[$idx] . $count, $inValue);
                        $idx++;
                        $activeWorksheet->setCellValue($letters[$idx] . $count, $outValue);
                        $idx++;
                    } else {
                        $activeWorksheet->setCellValue($letters[$idx] . $count, "");
                        $idx++;
                        $activeWorksheet->setCellValue($letters[$idx] . $count, "");
                        $idx++;
                    }
                }

                $count++;
                $recordsProcessed++;

                if ($recordsProcessed % 500 === 0) {
                    gc_collect_cycles();
                }
            }

            unset($recordsBatch);
            gc_collect_cycles();
        }

        $count++;
        $idx = 0;

        $activeWorksheet->setCellValue('A' . $count, 'Totale');
        $activeWorksheet->setCellValue('B' . $count, '');
        $activeWorksheet->setCellValue('C' . $count, '');
        $activeWorksheet->setCellValue('D' . $count, '');
        $activeWorksheet->setCellValue('E' . $count, '');

        foreach ($this->payments as $p) {
            if ($idx >= count($letters) - 1) {
                break;
            }

            if (isset($this->totals[$p->name])) {
                if ($p->type == 'ALL') {
                    $activeWorksheet->setCellValue($letters[$idx] . $count, formatPrice($this->totals[$p->name]["IN"] ?? 0));
                    $idx++;
                    $activeWorksheet->setCellValue($letters[$idx] . $count, formatPrice($this->totals[$p->name]["OUT"] ?? 0));
                    $idx++;
                } elseif ($p->type == 'IN') {
                    $activeWorksheet->setCellValue($letters[$idx] . $count, formatPrice($this->totals[$p->name]["IN"] ?? 0));
                    $idx++;
                    $activeWorksheet->setCellValue($letters[$idx] . $count, "");
                    $idx++;
                } elseif ($p->type == 'OUT') {
                    $activeWorksheet->setCellValue($letters[$idx] . $count, "");
                    $idx++;
                    $activeWorksheet->setCellValue($letters[$idx] . $count, formatPrice($this->totals[$p->name]["OUT"] ?? 0));
                    $idx++;
                }
            } else {
                if ($p->type == 'ALL') {
                    $activeWorksheet->setCellValue($letters[$idx] . $count, "0");
                    $idx++;
                    $activeWorksheet->setCellValue($letters[$idx] . $count, "0");
                    $idx++;
                } elseif ($p->type == 'IN') {
                    $activeWorksheet->setCellValue($letters[$idx] . $count, "0");
                    $idx++;
                    $activeWorksheet->setCellValue($letters[$idx] . $count, "");
                    $idx++;
                } elseif ($p->type == 'OUT') {
                    $activeWorksheet->setCellValue($letters[$idx] . $count, "");
                    $idx++;
                    $activeWorksheet->setCellValue($letters[$idx] . $count, "0");
                    $idx++;
                }
            }
        }

        $activeWorksheet->getStyle('A' . $count . ':Q' . $count)->getFont()->setBold(true);

        $activeWorksheet->getColumnDimension('A')->setWidth(20);
        $activeWorksheet->getColumnDimension('B')->setWidth(40);
        $activeWorksheet->getColumnDimension('C')->setWidth(40);
        $activeWorksheet->getColumnDimension('D')->setWidth(40);
        $activeWorksheet->getColumnDimension('E')->setWidth(20);
        foreach ($letters as $l) {
            $activeWorksheet->getColumnDimension($l)->setWidth(20);
        }

        $writer = new Xlsx($spreadsheet);
        $path = storage_path('prima_nota_' . date("YmdHis") . '.xlsx');
        $writer->save($path);

        unset($spreadsheet, $activeWorksheet, $writer);
        gc_collect_cycles();

        return response()->download($path)->deleteFileAfterSend();
    }
}