<?php

namespace App\Console\Commands;

use App\Models\Fornitore;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Schema;

class GesconImportFornitoriFiscalDetailsCommand extends Command
{
    protected $signature = 'gescon:import-fornitori-fiscal-details {--mdb= : Percorso opzionale Fornitori.mdb}';

    protected $description = 'Importa dati fiscali avanzati (Trib 1019/1020, Regime Fiscale, Cassa Prof, PEC, IBAN) da Fornitori.mdb';

    public function handle(): int
    {
        $this->info('Avvio importazione dati fiscali fornitori (Trib 1019/1020 & Regime Fiscale)...');

        $candidateMdbs = [
            $this->option('mdb'),
            '/mnt/gescon-archives/gescon/dbc/Fornitori.mdb',
            '/mnt/gescon-archives/id/temp/fornitori.mdb',
        ];

        $mdbPath = null;
        foreach ($candidateMdbs as $p) {
            if ($p && file_exists($p) && is_readable($p)) {
                $mdbPath = $p;
                break;
            }
        }

        if (! $mdbPath) {
            $this->error('File Fornitori.mdb non trovato.');
            return self::FAILURE;
        }

        $this->line("Utilizzo file MDB: {$mdbPath}");

        $proc = new \Symfony\Component\Process\Process(['mdb-export', $mdbPath, 'Fornitori']);
        $proc->run();

        if (! $proc->isSuccessful()) {
            $this->error('Impossibile eseguire mdb-export su Fornitori.mdb.');
            return self::FAILURE;
        }

        $csvContent = $proc->getOutput();
        $stream     = fopen('php://memory', 'r+');
        fwrite($stream, $csvContent);
        rewind($stream);

        $header = fgetcsv($stream);
        if (! $header) {
            fclose($stream);
            $this->error('Header CSV non valido.');
            return self::FAILURE;
        }

        $updated = 0;
        while (($data = fgetcsv($stream)) !== false) {
            if (count($data) === count($header)) {
                $row         = array_combine($header, $data);
                $piva        = trim((string) ($row['p_iva'] ?? ''));
                $cf          = trim((string) ($row['cod_fisc'] ?? ''));
                $ragSoc      = trim((string) ($row['Denominazione'] ?? '')) ?: trim(trim((string) ($row['cognome'] ?? '')) . ' ' . trim((string) ($row['nome'] ?? '')));
                $trib        = trim((string) ($row['Trib_1019_1020'] ?? ''));
                $regime      = trim((string) ($row['Regime_fiscale'] ?? ''));
                $cassaProf   = trim((string) ($row['Perc_cassa_prof'] ?? ''));
                $iban        = trim((string) ($row['Cod_IBAN'] ?? ''));
                $pec         = trim((string) ($row['PEC_Fornitore'] ?? ''));
                $intestCC    = trim((string) ($row['Intestaz_CC_esatta'] ?? ''));
                $oldId       = (int) ($row['id_fornitore'] ?? 0);
                $codForn     = trim((string) ($row['cod_forn'] ?? ''));

                if (! $piva && ! $cf && ! $ragSoc) {
                    continue;
                }

                $query = Fornitore::query();
                if ($piva !== '') {
                    $query->where('partita_iva', $piva);
                } elseif ($cf !== '') {
                    $query->where('codice_fiscale', $cf);
                } else {
                    $query->where('ragione_sociale', $ragSoc);
                }

                $fornitore = $query->first();

                if (! $fornitore && $ragSoc !== '') {
                    $admin = \App\Models\Amministratore::query()->where('id', 13)->first()
                        ?: \App\Models\Amministratore::query()->first();
                    $adminId = $admin?->id ?: 13;

                    $cleanOldId = null;
                    if ($oldId > 0) {
                        $existsOldId = Fornitore::query()
                            ->where('amministratore_id', $adminId)
                            ->where('old_id', $oldId)
                            ->exists();
                        if (! $existsOldId) {
                            $cleanOldId = $oldId;
                        }
                    }

                    $fornitore = Fornitore::query()->create([
                        'amministratore_id' => $adminId,
                        'codice_univoco'    => strtoupper(\Illuminate\Support\Str::random(8)),
                        'ragione_sociale'   => $ragSoc,
                        'partita_iva'       => $piva,
                        'codice_fiscale'    => $cf,
                        'email'             => trim((string) ($row['Indir_Email'] ?? '')),
                        'pec'               => $pec,
                        'telefono'          => trim((string) ($row['Telef_1'] ?? '')),
                        'cellulare'         => trim((string) ($row['Cellulare'] ?? '')),
                        'indirizzo'         => trim((string) ($row['indirizzo'] ?? '')),
                        'cap'               => trim((string) ($row['cap'] ?? '')),
                        'citta'             => trim((string) ($row['citta'] ?? '')),
                        'provincia'         => trim((string) ($row['pr'] ?? '')),
                        'old_id'            => $cleanOldId,
                    ]);
                }

                if ($fornitore) {
                    $existingData = is_array($fornitore->dati_fiscali_json ?? null) ? $fornitore->dati_fiscali_json : [];
                    $fiscalData   = array_merge($existingData, [
                        'trib_1019_1020'       => $trib,
                        'regime_fiscale'       => $regime,
                        'perc_cassa_prof'      => $cassaProf,
                        'intestazione_cc_esatta'=> $intestCC,
                        'cod_forn_legacy'      => $codForn,
                        'id_fornitore_legacy'  => $oldId,
                    ]);

                    $updatePayload = [
                        'pec'              => $pec ?: $fornitore->pec,
                        'iban'             => $iban ?: $fornitore->iban,
                        'dati_fiscali_json'=> $fiscalData,
                    ];

                    if ($oldId > 0 && ! $fornitore->old_id) {
                        $existsOldId = Fornitore::query()
                            ->where('amministratore_id', $fornitore->amministratore_id)
                            ->where('old_id', $oldId)
                            ->exists();
                        if (! $existsOldId) {
                            $updatePayload['old_id'] = $oldId;
                        }
                    }

                    $fornitore->update($updatePayload);

                    $updated++;
                    $this->line("  ✓ Fornitore #{$fornitore->id} [{$fornitore->ragione_sociale}]: Trib={$trib}, Regime={$regime}, IBAN={$iban}");
                }
            }
        }
        fclose($stream);

        $this->info("Importazione dati fiscali fornitori completata per {$updated} fornitori!");
        return self::SUCCESS;
    }
}