import React, { useEffect, useRef, useState } from 'react';
import { __ } from '@wordpress/i18n';

// prime
import { Card } from 'primereact/card';
import { Button } from 'primereact/button';
import { Toast } from 'primereact/toast';
import { DataTable } from 'primereact/datatable';
import { Column } from 'primereact/column';
import { TabView, TabPanel } from 'primereact/tabview';
import { InputNumber } from 'primereact/inputnumber';
import { InputSwitch } from 'primereact/inputswitch';
import { InputText } from 'primereact/inputtext';
import { InputTextarea } from 'primereact/inputtextarea';
import { Checkbox } from 'primereact/checkbox';
import { Dialog } from 'primereact/dialog';
import { Tag } from 'primereact/tag';
import { Message } from 'primereact/message';
import { Dropdown } from 'primereact/dropdown';
import { Divider } from 'primereact/divider';
import { ConfirmDialog, confirmDialog } from 'primereact/confirmdialog';

// service
import Ar1Service from '../service/ar1Service';

// components
import QuadriStructureEditor from '../components/QuadriStructureEditor';

// ==================================================
//  Mappe label in italiano — SINGLE SOURCE OF TRUTH
// ==================================================

// Stati template
const TEMPLATE_STATUS_LABEL = {
    ACTIVE: 'In uso',
    ARCHIVED: 'Archiviato',
    DRAFT: 'Bozza'
};

// Varianti template
const VARIANT_LABEL = {
    A1: 'A1 — Persona Giuridica (societa, ente)',
    A2: 'A2 — Ditta Individuale (P.IVA persona fisica)',
    A3: 'A3 — Persona Fisica (senza P.IVA)'
};

// Kind regole reminder PEC
const PEC_KIND_LABEL = {
    AR1_REMINDER_30D: 'Promemoria 30 giorni prima della scadenza',
    AR1_REMINDER_7D: 'Promemoria 7 giorni prima della scadenza',
    AR1_EXPIRED: 'Notifica alla scadenza (giorno 0)',
    AR1_POST_EXPIRED_RECURRING: 'Sollecito ricorrente dopo la scadenza',
    AR1_BULK_MANUAL: 'Invio manuale massivo (superadmin)'
};

const PEC_KIND_OPTIONS = [
    { label: PEC_KIND_LABEL.AR1_REMINDER_30D, value: 'AR1_REMINDER_30D' },
    { label: PEC_KIND_LABEL.AR1_REMINDER_7D, value: 'AR1_REMINDER_7D' },
    { label: PEC_KIND_LABEL.AR1_EXPIRED, value: 'AR1_EXPIRED' },
    { label: PEC_KIND_LABEL.AR1_POST_EXPIRED_RECURRING, value: 'AR1_POST_EXPIRED_RECURRING' },
    { label: PEC_KIND_LABEL.AR1_BULK_MANUAL, value: 'AR1_BULK_MANUAL' }
];


// Mapping field name -> label italiano umano
const FIELD_LABELS_IT = {
    version: 'Versione',
    layout_config: 'Configurazione layout',
    activate_now: 'Attiva subito',
    kind: 'Tipo regola',
    offset_days: 'Giorni offset',
    recurring_interval_days: 'Intervallo ricorrenza',
    enabled: 'Attiva',
    description: 'Descrizione',
    subject: 'Oggetto',
    body_html: 'Corpo HTML',
    body_text: 'Corpo testo',
    validity_days: 'Validita',
    popup_dismiss_hours: 'Ore dismiss pop-up',
    company_document_category_id: 'Categoria documento',
    company_ids: 'ID aziende',
    only_expired: 'Solo scadute',
    only_missing: 'Solo senza AR1',
    dry_run: 'Simulazione',
};

// Traduce messaggi Pydantic comuni in italiano umano
const translatePydanticMsg = (msg, pydanticType, ctx) => {
    if (!msg) return '';
    const m = String(msg);
    // semver pattern
    if (m.includes("should match pattern") && ctx?.pattern?.includes('\\d+\\.\\d+\\.\\d+')) {
        return 'deve essere nel formato X.Y.Z (esempio: 1.1.0)';
    }
    // string pattern generico
    if (pydanticType === 'string_pattern_mismatch') return `formato non valido (atteso: ${ctx?.pattern || 'pattern specifico'})`;
    // tipi base
    if (pydanticType === 'missing') return 'campo obbligatorio mancante';
    if (pydanticType === 'string_type') return 'deve essere una stringa';
    if (pydanticType === 'int_type' || pydanticType === 'int_parsing') return 'deve essere un numero intero';
    if (pydanticType === 'bool_type') return 'deve essere vero o falso';
    // range
    if (pydanticType === 'greater_than_equal') return `deve essere almeno ${ctx?.ge}`;
    if (pydanticType === 'less_than_equal') return `deve essere al massimo ${ctx?.le}`;
    if (pydanticType === 'string_too_short') return `troppo corto (minimo ${ctx?.min_length || ''} caratteri)`;
    if (pydanticType === 'string_too_long') return `troppo lungo (massimo ${ctx?.max_length || ''} caratteri)`;
    // value error (validator custom)
    if (pydanticType === 'value_error') return m.replace(/^Value error,\s*/, '');
    // fallback: lascio msg originale
    return m;
};

// Normalizza il campo detail che puo essere string o array Pydantic [{loc, msg, type, ctx}]
const formatErrorDetail = (detail, fallback) => {
    if (!detail) return fallback || 'Errore';
    if (typeof detail === 'string') return detail;
    if (Array.isArray(detail)) {
        return detail.map(e => {
            const locArr = Array.isArray(e.loc) ? e.loc.filter(x => x !== 'body') : [];
            const lastLoc = locArr[locArr.length - 1];
            const fieldLabel = FIELD_LABELS_IT[lastLoc] || lastLoc || '';
            const msg = translatePydanticMsg(e.msg, e.type, e.ctx);
            return fieldLabel ? `${fieldLabel}: ${msg}` : msg;
        }).join('; ');
    }
    if (typeof detail === 'object') return JSON.stringify(detail);
    return String(detail);
};

/**
 * Ar1AdminConfig — configurazione AR1 per superadmin. (build 1776950842)
 * URL: /ar1-admin
 *
 * 5 sezioni (TabView):
 *  1. Template      — lista (In uso / Archiviati separati) + anteprima PDF + editor form-based layout
 *  2. Policy        — singleton con dropdown categoria documento + labels in italiano
 *  3. Regole        — CRUD regole reminder PEC con kind parlante + help inline
 *  4. Invio massivo — bulk-request-recompilation (dry-run + live)
 *  5. Testi PEC     — editor dei 5 template email AR1 (sync BE Gepafin via pull /internal/ar1-email-templates)
 */
const Ar1AdminConfig = () => {
    const toast = useRef(null);
    const [activeIndex, setActiveIndex] = useState(0);

    // ========= TEMPLATES =========
    const [templates, setTemplates] = useState([]);
    const [loadingTpl, setLoadingTpl] = useState(false);
    const [editOpen, setEditOpen] = useState(false);
    const [editTpl, setEditTpl] = useState(null);  // template completo (caricato via GET /admin/ar1-templates/:id)
    const [editLoading, setEditLoading] = useState(false);
    const [editSection, setEditSection] = useState('layout'); // 'layout' | 'struttura'
    // Layout form fields
    const [layoutForm, setLayoutForm] = useState({});
    const [layoutAdvancedJson, setLayoutAdvancedJson] = useState('');
    const [useAdvancedEditor, setUseAdvancedEditor] = useState(false);
    // Questions snapshot editor
    const [questionsSnapshot, setQuestionsSnapshot] = useState(null);
    const [originalQuestionsSnapshot, setOriginalQuestionsSnapshot] = useState(null);
    // Prossima versione auto-bump (preview)
    const [nextVersion, setNextVersion] = useState(null);
    const [saving, setSaving] = useState(false);

    // ========= POLICY =========
    const [policy, setPolicy] = useState(null);
    const [policyDraft, setPolicyDraft] = useState(null);
    const [savingPolicy, setSavingPolicy] = useState(false);
    const [docCategories, setDocCategories] = useState([]);

    // ========= PEC RULES =========
    const [pecRules, setPecRules] = useState([]);
    const [pecDialogOpen, setPecDialogOpen] = useState(false);
    const [pecEditing, setPecEditing] = useState(null);
    const [pecDraft, setPecDraft] = useState({ kind: '', offset_days: 0, is_recurring: false, recurring_interval_days: null, enabled: true, description: '' });

    // ========= BULK =========
    const [bulkCompanyIds, setBulkCompanyIds] = useState('');
    const [bulkOnlyExpired, setBulkOnlyExpired] = useState(false);
    const [bulkOnlyMissing, setBulkOnlyMissing] = useState(false);
    const [bulkResult, setBulkResult] = useState(null);
    const [bulkRunning, setBulkRunning] = useState(false);

    // ========= EMAIL TEMPLATES =========
    const [emailTemplates, setEmailTemplates] = useState([]);
    const [loadingEmail, setLoadingEmail] = useState(false);
    const [availableVariables, setAvailableVariables] = useState([]);
    const [editEmailOpen, setEditEmailOpen] = useState(false);
    const [editEmailData, setEditEmailData] = useState(null);
    const [previewHtml, setPreviewHtml] = useState(null);
    const [previewSubject, setPreviewSubject] = useState(null);
    // Tracking campo attivo per inserimento variabili con click
    const [activeEmailField, setActiveEmailField] = useState('body_html'); // 'subject' | 'body_html' | 'body_text'
    const subjectInputRef = useRef(null);
    const bodyHtmlInputRef = useRef(null);
    const bodyTextInputRef = useRef(null);

    // Inserisce {{variabile}} nel campo attivo, al cursore se possibile
    const insertVariable = (varName) => {
        if (!editEmailData) return;
        const token = '{{' + varName + '}}';
        const fieldName = activeEmailField;
        const refMap = { subject: subjectInputRef, body_html: bodyHtmlInputRef, body_text: bodyTextInputRef };
        const ref = refMap[fieldName];
        const currentValue = editEmailData[fieldName] || '';

        // InputText/InputTextarea PrimeReact espone l'elemento nativo via .getElement() o .current.element in v10+
        // fallback sicuro: appendo in coda
        let insertAt = currentValue.length;
        let el = null;
        try {
            el = ref?.current?.getInput ? ref.current.getInput() : (ref?.current?.element || ref?.current);
            if (el && typeof el.selectionStart === 'number') {
                insertAt = el.selectionStart;
            }
        } catch (e) {
            // ignore, insertAt rimane a length
        }

        const before = currentValue.slice(0, insertAt);
        const after = currentValue.slice(insertAt);
        const newValue = before + token + after;

        setEditEmailData({ ...editEmailData, [fieldName]: newValue });

        // riposiziono focus e cursor dopo il token appena inserito
        setTimeout(() => {
            try {
                if (el && typeof el.setSelectionRange === 'function') {
                    el.focus();
                    const pos = insertAt + token.length;
                    el.setSelectionRange(pos, pos);
                }
            } catch (e) { /* ignore */ }
        }, 0);
    };

    // ---- load all ----
    const loadTemplates = () => {
        setLoadingTpl(true);
        Ar1Service.listTemplates(
            (resp) => { setTemplates(resp?.items || resp || []); setLoadingTpl(false); },
            (err) => { setLoadingTpl(false); if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore', detail: formatErrorDetail(err?.detail, 'Caricamento template fallito') }); }
        );
    };
    const loadPolicy = () => {
        Ar1Service.getPolicy(
            (resp) => { setPolicy(resp); setPolicyDraft(resp); },
            (err) => { if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore', detail: formatErrorDetail(err?.detail, 'Caricamento policy fallito') }); }
        );
    };
    const loadPecRules = () => {
        Ar1Service.listPecSchedule(
            (resp) => setPecRules(resp?.items || resp || []),
            (err) => { if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore', detail: formatErrorDetail(err?.detail, 'Caricamento regole fallito') }); }
        );
    };
    const loadDocCategories = () => {
        Ar1Service.listDocumentCategories(
            (resp) => setDocCategories(resp?.items || []),
            (err) => console.warn('Categorie non caricate:', err)
        );
    };
    const loadEmailTemplates = () => {
        setLoadingEmail(true);
        Ar1Service.listEmailTemplates(
            (resp) => {
                setEmailTemplates(resp?.items || []);
                setAvailableVariables(resp?.available_variables || []);
                setLoadingEmail(false);
            },
            (err) => { setLoadingEmail(false); if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore', detail: formatErrorDetail(err?.detail, 'Caricamento testi fallito') }); }
        );
    };

    useEffect(() => {
        loadTemplates();
        loadPolicy();
        loadPecRules();
        loadDocCategories();
        loadEmailTemplates();
    }, []);

    // ==================================================
    //  SEZIONE 1: TEMPLATE
    // ==================================================

    // Divido active vs archived per UI separata
    const activeTemplates = templates.filter(t => t.status === 'ACTIVE' || t.status === 'DRAFT');
    const archivedTemplates = templates.filter(t => t.status === 'ARCHIVED');

    const openEditTemplate = (tplListRow) => {
        // carico il template completo (questions_snapshot incluso) via GET detail
        setEditOpen(true);
        setEditLoading(true);
        setEditTpl(null);
        setQuestionsSnapshot(null);
        setOriginalQuestionsSnapshot(null);
        setNextVersion(null);
        setEditSection('layout');

        Ar1Service.getTemplateDetail(tplListRow.id,
            (tpl) => {
                setEditTpl(tpl);
                const lc = tpl.layout_config || {};
                setLayoutForm({
                    brand_name: lc.brand?.name || 'Gepafin S.p.A.',
                    brand_logo_url: lc.brand?.logo_url || '',
                    brand_color_primary: lc.brand?.color_primary || '#003d7a',
                    brand_color_accent: lc.brand?.color_accent || '#e65100',
                    header_title: lc.header?.title || 'Modulo AR1 — Adeguata Verifica',
                    header_subtitle: lc.header?.subtitle || 'D.Lgs. 231/2007',
                    intro_salutation: lc.intro?.salutation || 'Gentile Cliente,',
                    intro_body: lc.intro?.body || '',
                    privacy_url: lc.privacy?.url || '',
                    privacy_body: lc.privacy?.body || ''
                });
                setLayoutAdvancedJson(JSON.stringify(lc, null, 2));
                setUseAdvancedEditor(false);
                const qs = tpl.questions_snapshot || { quadri: [] };
                setQuestionsSnapshot(qs);
                setOriginalQuestionsSnapshot(JSON.parse(JSON.stringify(qs))); // deep clone per diff
                setEditLoading(false);

                // carico anche la prossima versione possibile (preview)
                Ar1Service.getNextVersion(tpl.variant,
                    (resp) => setNextVersion(resp.next_version),
                    () => {}
                );
            },
            (err) => {
                setEditLoading(false);
                setEditOpen(false);
                if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore', detail: formatErrorDetail(err?.detail, 'Caricamento template fallito') });
            }
        );
    };

    const buildLayoutFromForm = () => ({
        brand: {
            name: layoutForm.brand_name,
            logo_url: layoutForm.brand_logo_url,
            color_primary: layoutForm.brand_color_primary,
            color_accent: layoutForm.brand_color_accent
        },
        header: {
            title: layoutForm.header_title,
            subtitle: layoutForm.header_subtitle
        },
        intro: {
            salutation: layoutForm.intro_salutation,
            body: layoutForm.intro_body
        },
        privacy: {
            url: layoutForm.privacy_url,
            body: layoutForm.privacy_body
        }
    });

    // Deep-equal semplice via JSON.stringify con key order (sufficiente perche le key provengono dalla stessa struttura)
    const questionsStructureChanged = () => {
        if (!originalQuestionsSnapshot || !questionsSnapshot) return false;
        return JSON.stringify(questionsSnapshot) !== JSON.stringify(originalQuestionsSnapshot);
    };

    const saveEditTemplate = () => {
        if (!editTpl) return;
        let layoutConfig;
        if (useAdvancedEditor) {
            try { layoutConfig = JSON.parse(layoutAdvancedJson); }
            catch (e) { if (toast.current) toast.current.show({ severity: 'error', summary: 'JSON non valido', detail: e.message }); return; }
        } else {
            layoutConfig = buildLayoutFromForm();
        }

        const structureChanged = questionsStructureChanged();

        setSaving(true);
        if (structureChanged) {
            // Nuova versione: il BE auto-bumpa la patch
            Ar1Service.createNewTemplateVersion(editTpl.variant, {
                // version omessa -> BE auto-bump
                layout_config: layoutConfig,
                questions_snapshot: questionsSnapshot,
                activate_now: true
            },
                (resp) => {
                    setSaving(false);
                    if (toast.current) toast.current.show({
                        severity: 'success',
                        summary: `Nuova versione creata: v${resp.version}`,
                        detail: `La versione precedente e stata archiviata. I form gia compilati continuano a usare quella. Nuove bozze useranno v${resp.version}.`,
                        life: 6000
                    });
                    setEditOpen(false);
                    loadTemplates();
                },
                (err) => {
                    setSaving(false);
                    if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore creazione versione', detail: formatErrorDetail(err?.detail, 'Creazione fallita') });
                }
            );
        } else {
            // Solo layout cambiato -> PUT in place sulla versione corrente
            Ar1Service.updateTemplateLayout(editTpl.id, layoutConfig,
                () => {
                    setSaving(false);
                    if (toast.current) toast.current.show({ severity: 'success', summary: 'Layout aggiornato', detail: `Template ${editTpl.variant} v${editTpl.version}` });
                    setEditOpen(false);
                    loadTemplates();
                },
                (err) => {
                    setSaving(false);
                    if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore', detail: formatErrorDetail(err?.detail, 'Salvataggio fallito') });
                }
            );
        }
    };

    // ==================================================
    //  SEZIONE 2: POLICY
    // ==================================================

    const savePolicy = () => {
        setSavingPolicy(true);
        const patch = {
            validity_days: policyDraft.validity_days,
            popup_dismiss_hours: policyDraft.popup_dismiss_hours,
            popup_force_on_expired: policyDraft.popup_force_on_expired,
            auto_archive_on_company_document: policyDraft.auto_archive_on_company_document,
            company_document_category_id: policyDraft.company_document_category_id,
            allow_bulk_recompilation_request: policyDraft.allow_bulk_recompilation_request,
        };
        Ar1Service.updatePolicy(patch,
            (resp) => {
                setSavingPolicy(false);
                setPolicy(resp);
                setPolicyDraft(resp);
                if (toast.current) toast.current.show({ severity: 'success', summary: 'Salvata', detail: 'Policy aggiornata' });
            },
            (err) => {
                setSavingPolicy(false);
                if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore', detail: formatErrorDetail(err?.detail, 'Salvataggio fallito') });
            }
        );
    };

    // ==================================================
    //  SEZIONE 3: REGOLE PEC
    // ==================================================

    const openPecDialog = (rule) => {
        if (rule) {
            setPecEditing(rule);
            setPecDraft({
                kind: rule.kind,
                offset_days: rule.offset_days,
                is_recurring: rule.is_recurring,
                recurring_interval_days: rule.recurring_interval_days,
                enabled: rule.enabled,
                description: rule.description || ''
            });
        } else {
            setPecEditing(null);
            setPecDraft({ kind: '', offset_days: 30, is_recurring: false, recurring_interval_days: null, enabled: true, description: '' });
        }
        setPecDialogOpen(true);
    };

    const savePecRule = () => {
        const payload = { ...pecDraft };
        const onOk = () => {
            if (toast.current) toast.current.show({ severity: 'success', summary: 'Salvata', detail: pecEditing ? 'Regola aggiornata' : 'Regola creata' });
            setPecDialogOpen(false);
            loadPecRules();
        };
        const onKo = (err) => { if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore', detail: formatErrorDetail(err?.detail, 'Salvataggio fallito') }); };
        if (pecEditing) Ar1Service.updatePecRule(pecEditing.id, payload, onOk, onKo);
        else Ar1Service.createPecRule(payload, onOk, onKo);
    };

    const deletePecRule = (rule) => {
        confirmDialog({
            message: `Eliminare la regola "${PEC_KIND_LABEL[rule.kind] || rule.kind}"? Non sara piu inviata la PEC corrispondente.`,
            header: 'Conferma eliminazione',
            icon: 'pi pi-exclamation-triangle',
            acceptLabel: 'Elimina',
            rejectLabel: 'Annulla',
            acceptClassName: 'p-button-danger',
            accept: () => {
                Ar1Service.deletePecRule(rule.id,
                    () => {
                        if (toast.current) toast.current.show({ severity: 'success', summary: 'Eliminata', detail: 'Regola eliminata' });
                        loadPecRules();
                    },
                    (err) => { if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore', detail: formatErrorDetail(err?.detail, 'Eliminazione fallita') }); }
                );
            }
        });
    };

    // ==================================================
    //  SEZIONE 4: BULK
    // ==================================================

    const runBulk = (dryRun) => {
        setBulkRunning(true);
        const companyIds = bulkCompanyIds.trim()
            ? bulkCompanyIds.split(',').map(s => parseInt(s.trim(), 10)).filter(n => !isNaN(n))
            : null;
        const payload = { dry_run: dryRun, only_expired: bulkOnlyExpired, only_missing: bulkOnlyMissing, company_ids: companyIds };
        Ar1Service.bulkRequestRecompilation(payload,
            (resp) => {
                setBulkRunning(false);
                setBulkResult({ ...resp, was_dry_run: dryRun });
                if (toast.current) toast.current.show({
                    severity: 'success',
                    summary: dryRun ? 'Anteprima completata' : 'PEC inviate',
                    detail: `${resp.matched || 0} aziende matchate`
                });
            },
            (err) => {
                setBulkRunning(false);
                if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore', detail: formatErrorDetail(err?.detail, 'Invio fallito') });
            }
        );
    };

    // ==================================================
    //  SEZIONE 5: TESTI PEC
    // ==================================================

    const openEditEmail = (tpl) => {
        setEditEmailData({ ...tpl });
        setPreviewHtml(null);
        setPreviewSubject(null);
        setEditEmailOpen(true);
    };

    const saveEmail = () => {
        if (!editEmailData) return;
        Ar1Service.updateEmailTemplate(editEmailData.kind, {
            subject: editEmailData.subject,
            body_html: editEmailData.body_html,
            body_text: editEmailData.body_text,
            description: editEmailData.description || null
        },
            (resp) => {
                if (toast.current) toast.current.show({
                    severity: 'success',
                    summary: 'Salvato',
                    detail: `Testo "${PEC_KIND_LABEL[resp.kind] || resp.kind}" aggiornato (version ${resp.version})`
                });
                setEditEmailOpen(false);
                loadEmailTemplates();
            },
            (err) => { if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore', detail: formatErrorDetail(err?.detail, 'Salvataggio fallito') }); }
        );
    };

    const runPreview = () => {
        if (!editEmailData) return;
        Ar1Service.previewEmailTemplate(editEmailData.kind, {},  // usa default mock del BE
            (resp) => {
                setPreviewSubject(resp.subject);
                setPreviewHtml(resp.body_html);
            },
            (err) => { if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore', detail: formatErrorDetail(err?.detail, 'Anteprima fallita') }); }
        );
    };

    // ==================================================
    //  RENDER
    // ==================================================

    const tplStatusTpl = (row) => {
        const severity = row.status === 'ACTIVE' ? 'success' : row.status === 'ARCHIVED' ? 'secondary' : 'warning';
        return <Tag severity={severity} value={TEMPLATE_STATUS_LABEL[row.status] || row.status} />;
    };

    const variantTpl = (row) => VARIANT_LABEL[row.variant] || row.variant;

    const tplActiveActionsTpl = (row) => (
        <div style={{ display: 'flex', gap: '0.25rem' }}>
            <Button icon="pi pi-eye" rounded outlined size="small" severity="info"
                tooltip="Anteprima PDF (dati di esempio)" tooltipOptions={{ position: 'top' }}
                onClick={async () => {
                    try {
                        if (toast.current) toast.current.show({ severity: 'info', summary: 'Generazione anteprima...', detail: 'Attendere qualche secondo', life: 3000 });
                        const blob = await Ar1Service.previewTemplatePdf(row.id);
                        const url = URL.createObjectURL(blob);
                        window.open(url, '_blank');
                        setTimeout(() => URL.revokeObjectURL(url), 60000);
                    } catch (e) {
                        if (toast.current) toast.current.show({ severity: 'error', summary: 'Errore anteprima', detail: e.message || 'Generazione PDF fallita' });
                    }
                }} />
            <Button icon="pi pi-pencil" rounded outlined size="small"
                tooltip="Modifica (layout + struttura quadri)" tooltipOptions={{ position: 'top' }}
                onClick={() => openEditTemplate(row)} disabled={row.status === 'ARCHIVED'} />
        </div>
    );

    const pecKindTpl = (row) => (
        <div>
            <div style={{ fontWeight: 500 }}>{PEC_KIND_LABEL[row.kind] || row.kind}</div>
            <small style={{ color: '#888' }}>{row.kind}</small>
        </div>
    );

    const pecWhenTpl = (row) => {
        if (row.offset_days > 0) return `${row.offset_days} giorni PRIMA della scadenza`;
        if (row.offset_days === 0) return 'Il giorno della scadenza';
        return `${Math.abs(row.offset_days)} giorni DOPO la scadenza`;
    };

    const pecRecurringTpl = (row) => {
        if (!row.is_recurring) return <span style={{ color: '#888' }}>una tantum</span>;
        return <span>ogni <strong>{row.recurring_interval_days}</strong> giorni</span>;
    };

    const pecActionsTpl = (row) => (
        <div style={{ display: 'flex', gap: '0.25rem' }}>
            <Button icon="pi pi-pencil" rounded outlined size="small" severity="info"
                tooltip="Modifica" tooltipOptions={{ position: 'top' }}
                onClick={() => openPecDialog(row)} />
            <Button icon="pi pi-trash" rounded outlined size="small" severity="danger"
                tooltip="Elimina" tooltipOptions={{ position: 'top' }}
                onClick={() => deletePecRule(row)} />
        </div>
    );

    const pecEnabledTpl = (row) => (
        <i className={row.enabled ? 'pi pi-check-circle' : 'pi pi-times-circle'}
           style={{ color: row.enabled ? '#2e7d32' : '#999', fontSize: 18 }} />
    );

    const emailActionsTpl = (row) => (
        <div style={{ display: 'flex', gap: '0.25rem' }}>
            <Button icon="pi pi-pencil" rounded outlined size="small" severity="info"
                tooltip="Modifica testo" tooltipOptions={{ position: 'top' }}
                onClick={() => openEditEmail(row)} />
        </div>
    );

    return (
        <div style={{ padding: 16 }}>
            <Toast ref={toast} />
            <ConfirmDialog />

            <h1>Configurazione AR1 — Adeguata Verifica</h1>
            <p style={{ color: '#666' }}>
                Gestione template, policy, regole di scadenza, invio massivo e testi PEC per il modulo antiriciclaggio (D.Lgs. 231/2007).
            </p>

            <TabView activeIndex={activeIndex} onTabChange={(e) => setActiveIndex(e.index)}>

                {/* ================ TAB 1: TEMPLATE ================ */}
                <TabPanel header={<span><i className="pi pi-file-edit" style={{ marginRight: '0.5rem' }} />Template</span>}>
                    <Card title="Template in uso" style={{ marginBottom: 14 }}>
                        <Message severity="info" style={{ marginBottom: 14 }} text="Questi sono i template attualmente usati per la compilazione AR1. Le modifiche al layout grafico sono immediate per tutte le nuove bozze. Per cambiamenti strutturali, crea una nuova versione." />
                        <DataTable value={activeTemplates} loading={loadingTpl} emptyMessage="Nessun template in uso">
                            <Column field="variant" header="Variante" body={variantTpl} />
                            <Column field="version" header="Versione" style={{ width: 120 }} body={(r) => <strong>v{r.version}</strong>} />
                            <Column field="status" header="Stato" body={tplStatusTpl} style={{ width: 140 }} />
                            <Column field="quadri_count" header="N. quadri" style={{ width: 110 }} body={(r) => r.quadri_count ?? (r.questions_snapshot?.quadri?.length ?? '—')} />
                            <Column header="Azioni" body={tplActiveActionsTpl} style={{ width: 170 }} />
                        </DataTable>
                    </Card>

                    {archivedTemplates.length > 0 && (
                        <Card title={`Template archiviati (${archivedTemplates.length})`}>
                            <DataTable value={archivedTemplates} paginator={archivedTemplates.length > 10} rows={10}>
                                <Column field="variant" header="Variante" body={variantTpl} />
                                <Column field="version" header="Versione" body={(r) => `v${r.version}`} />
                                <Column field="status" header="Stato" body={tplStatusTpl} />
                                <Column field="created_at" header="Creato il" body={(r) => r.created_at ? new Date(r.created_at).toLocaleDateString('it-IT') : '—'} />
                            </DataTable>
                        </Card>
                    )}
                </TabPanel>

                {/* ================ TAB 2: POLICY ================ */}
                <TabPanel header={<span><i className="pi pi-cog" style={{ marginRight: '0.5rem' }} />Policy</span>}>
                    <Card>
                        {!policyDraft && <p>Caricamento…</p>}
                        {policyDraft && (
                            <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 20 }}>
                                <div>
                                    <label style={{ display: 'block', marginBottom: 4, fontWeight: 500 }}>Validita dichiarazione (giorni)</label>
                                    <InputNumber value={policyDraft.validity_days} onValueChange={(e) => setPolicyDraft({ ...policyDraft, validity_days: e.value })} min={30} max={1825} style={{ width: '100%' }} />
                                    <small style={{ color: '#888' }}>Giorni dopo la firma prima che la dichiarazione scada (default 365, min 30, max 1825).</small>
                                </div>

                                <div>
                                    <label style={{ display: 'block', marginBottom: 4, fontWeight: 500 }}>Pausa pop-up (ore)</label>
                                    <InputNumber value={policyDraft.popup_dismiss_hours} onValueChange={(e) => setPolicyDraft({ ...policyDraft, popup_dismiss_hours: e.value })} min={1} max={168} style={{ width: '100%' }} />
                                    <small style={{ color: '#888' }}>Ore di silenzio dopo che l'utente clicca "Ricordamelo piu tardi" sul pop-up (default 24).</small>
                                </div>

                                <div style={{ gridColumn: '1 / -1' }}>
                                    <label style={{ display: 'block', marginBottom: 4, fontWeight: 500 }}>Categoria documento aziendale</label>
                                    <Dropdown
                                        value={policyDraft.company_document_category_id}
                                        options={docCategories.map(c => ({ label: `${c.category_name} — ${c.description || ''}`, value: c.id }))}
                                        onChange={(e) => setPolicyDraft({ ...policyDraft, company_document_category_id: e.value })}
                                        style={{ width: '100%' }}
                                        placeholder="Seleziona categoria…"
                                    />
                                    <small style={{ color: '#888' }}>Categoria in cui l'AR1 firmato viene archiviato nei documenti aziendali (visibile in "I miei documenti").</small>
                                </div>

                                <Divider style={{ gridColumn: '1 / -1' }} />

                                <div style={{ gridColumn: '1 / -1', display: 'flex', flexDirection: 'column', gap: 14 }}>
                                    <label style={{ display: 'flex', alignItems: 'center', gap: 10 }}>
                                        <InputSwitch checked={!!policyDraft.popup_force_on_expired} onChange={(e) => setPolicyDraft({ ...policyDraft, popup_force_on_expired: e.value })} />
                                        <span>
                                            <strong>Pop-up bloccante se scaduta</strong><br />
                                            <small style={{ color: '#888' }}>Se attivo, al login con AR1 scaduta il pop-up non puo essere chiuso (solo tramite compilazione).</small>
                                        </span>
                                    </label>

                                    <label style={{ display: 'flex', alignItems: 'center', gap: 10 }}>
                                        <InputSwitch checked={!!policyDraft.auto_archive_on_company_document} onChange={(e) => setPolicyDraft({ ...policyDraft, auto_archive_on_company_document: e.value })} />
                                        <span>
                                            <strong>Archiviazione automatica</strong><br />
                                            <small style={{ color: '#888' }}>Alla verifica della firma (VERIFIED), il PDF viene archiviato automaticamente nei documenti aziendali nella categoria selezionata sopra.</small>
                                        </span>
                                    </label>

                                    <label style={{ display: 'flex', alignItems: 'center', gap: 10 }}>
                                        <InputSwitch checked={!!policyDraft.allow_bulk_recompilation_request} onChange={(e) => setPolicyDraft({ ...policyDraft, allow_bulk_recompilation_request: e.value })} />
                                        <span>
                                            <strong>Invio massivo PEC abilitato</strong><br />
                                            <small style={{ color: '#888' }}>Se attivo, il superadmin puo richiedere via PEC la ricompilazione a piu aziende contemporaneamente (tab "Invio massivo").</small>
                                        </span>
                                    </label>
                                </div>

                                <div style={{ gridColumn: '1 / -1', display: 'flex', justifyContent: 'flex-end', gap: 8, marginTop: 12 }}>
                                    <Button label="Annulla" severity="secondary" outlined onClick={() => setPolicyDraft(policy)} disabled={savingPolicy} />
                                    <Button label="Salva policy" icon="pi pi-save" onClick={savePolicy} loading={savingPolicy} />
                                </div>
                            </div>
                        )}
                    </Card>
                </TabPanel>

                {/* ================ TAB 3: REGOLE ================ */}
                <TabPanel header={<span><i className="pi pi-bell" style={{ marginRight: '0.5rem' }} />Regole reminder</span>}>
                    <Card>
                        <Message severity="info" style={{ marginBottom: 14 }} text="Le regole definiscono QUANDO partono automaticamente le PEC di sollecito. Per il contenuto dei testi, vai al tab 'Testi comunicazioni'." />
                        <div style={{ display: 'flex', justifyContent: 'flex-end', marginBottom: 10 }}>
                            <Button label="Nuova regola" icon="pi pi-plus" onClick={() => openPecDialog(null)} />
                        </div>
                        <DataTable value={pecRules} emptyMessage="Nessuna regola configurata">
                            <Column field="kind" header="Regola" body={pecKindTpl} />
                            <Column field="offset_days" header="Quando parte" body={pecWhenTpl} style={{ width: 240 }} />
                            <Column field="is_recurring" header="Ricorrenza" body={pecRecurringTpl} style={{ width: 160 }} />
                            <Column field="enabled" header="Attiva" body={pecEnabledTpl} style={{ width: 90 }} />
                            <Column header="Azioni" body={pecActionsTpl} style={{ width: 130 }} />
                        </DataTable>
                    </Card>
                </TabPanel>

                {/* ================ TAB 4: BULK PEC ================ */}
                <TabPanel header={<span><i className="pi pi-send" style={{ marginRight: '0.5rem' }} />Invio massivo</span>}>
                    <Card>
                        <Message severity="warn" style={{ marginBottom: 14 }} text="Questa azione segna le aziende selezionate per l'invio di una PEC di sollecito AR1. Esegui sempre prima l'anteprima per verificare il numero di destinatari." />

                        <div style={{ marginBottom: 12 }}>
                            <label style={{ display: 'block', marginBottom: 4, fontWeight: 500 }}>ID aziende (virgola-separati, vuoto = tutte)</label>
                            <InputText value={bulkCompanyIds} onChange={(e) => setBulkCompanyIds(e.target.value)} placeholder="es. 1, 7, 42" style={{ width: '100%' }} />
                        </div>

                        <div style={{ display: 'flex', gap: 20, marginBottom: 14 }}>
                            <div style={{ display: 'flex', alignItems: 'center', gap: 6 }}>
                                <Checkbox inputId="bulk-expired" checked={bulkOnlyExpired} onChange={(e) => setBulkOnlyExpired(e.checked)} />
                                <label htmlFor="bulk-expired">Solo aziende con AR1 scaduta</label>
                            </div>
                            <div style={{ display: 'flex', alignItems: 'center', gap: 6 }}>
                                <Checkbox inputId="bulk-missing" checked={bulkOnlyMissing} onChange={(e) => setBulkOnlyMissing(e.checked)} />
                                <label htmlFor="bulk-missing">Solo aziende senza AR1</label>
                            </div>
                        </div>

                        <div style={{ display: 'flex', gap: 8 }}>
                            <Button label="Anteprima (non invia)" icon="pi pi-eye" severity="info" outlined onClick={() => runBulk(true)} loading={bulkRunning} />
                            <Button label="Invia PEC" icon="pi pi-send" severity="warning" onClick={() => {
                                confirmDialog({
                                    message: 'Confermi l\'invio reale delle PEC? Il BE Gepafin dispatchera le comunicazioni alle aziende matchate.',
                                    header: 'Conferma invio',
                                    icon: 'pi pi-exclamation-triangle',
                                    acceptLabel: 'Invia',
                                    rejectLabel: 'Annulla',
                                    accept: () => runBulk(false)
                                });
                            }} loading={bulkRunning} />
                        </div>

                        {bulkResult && (
                            <Card title={bulkResult.was_dry_run ? 'Anteprima' : 'Esito invio'} style={{ marginTop: 14 }}>
                                <p><strong>Aziende matchate:</strong> {bulkResult.matched ?? 0}</p>
                                {!bulkResult.was_dry_run && (
                                    <p><strong>Form segnati per invio PEC:</strong> {bulkResult.marked_for_pec ?? bulkResult.marked ?? 0}</p>
                                )}
                                {bulkResult.company_ids && bulkResult.company_ids.length > 0 && (
                                    <p><strong>ID aziende:</strong> {bulkResult.company_ids.slice(0, 30).join(', ')}{bulkResult.company_ids.length > 30 ? '…' : ''}</p>
                                )}
                            </Card>
                        )}
                    </Card>
                </TabPanel>

                {/* ================ TAB 5: TESTI PEC ================ */}
                <TabPanel header={<span><i className="pi pi-envelope" style={{ marginRight: '0.5rem' }} />Testi comunicazioni</span>}>
                    <Card>
                        <Message severity="info" style={{ marginBottom: 10 }} text="Qui modifichi oggetto e corpo delle PEC inviate dal sistema. Ogni modifica incrementa la versione: il backend Gepafin sincronizza automaticamente i testi nei suoi template per-hub (PEC Massiva / Mailgun)." />

                        <Message severity="info" style={{ marginBottom: 10 }} text="Clicca su 'Modifica' per editare un testo. Dentro il dialog potrai inserire le variabili con un click." />

                        <DataTable value={emailTemplates} loading={loadingEmail} emptyMessage="Nessun testo configurato">
                            <Column field="kind" header="Tipo comunicazione" body={(r) => (
                                <div>
                                    <div style={{ fontWeight: 500 }}>{r.label || PEC_KIND_LABEL[r.kind] || r.kind}</div>
                                    <small style={{ color: '#888' }}>{r.kind}</small>
                                </div>
                            )} />
                            <Column field="subject" header="Oggetto" body={(r) => <span style={{ fontSize: 13 }}>{r.subject}</span>} />
                            <Column field="version" header="Ver." style={{ width: 70 }} body={(r) => <Tag value={`v${r.version}`} severity="secondary" />} />
                            <Column field="updated_at" header="Aggiornato il" style={{ width: 150 }} body={(r) => r.updated_at ? new Date(r.updated_at).toLocaleDateString('it-IT') : '—'} />
                            <Column header="Azioni" body={emailActionsTpl} style={{ width: 150 }} />
                        </DataTable>
                    </Card>
                </TabPanel>

            </TabView>

            {/* ==================== DIALOGS ==================== */}

            {/* Edit template unificato: layout + struttura quadri */}
            <Dialog
                header={editTpl ? `Modifica template ${editTpl.variant} v${editTpl.version}` : 'Caricamento...'}
                visible={editOpen}
                onHide={() => setEditOpen(false)}
                style={{ width: '1100px', maxWidth: '95vw', height: '90vh' }}
                contentStyle={{ maxHeight: 'calc(90vh - 100px)', overflow: 'auto' }}
                modal
                maximizable
            >
                {editLoading && <p>Caricamento template...</p>}

                {!editLoading && editTpl && (
                    <div>
                        {/* Bar info + cambio sezione */}
                        <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 14, padding: '8px 12px', background: '#f5f5f5', borderRadius: 4 }}>
                            <div>
                                <Tag value={editTpl.variant} severity="info" />{' '}
                                <Tag value={`v${editTpl.version}`} severity="secondary" />{' '}
                                <Tag value={TEMPLATE_STATUS_LABEL[editTpl.status] || editTpl.status} severity={editTpl.status === 'ACTIVE' ? 'success' : 'warning'} />
                            </div>
                            {questionsStructureChanged() && nextVersion && (
                                <Message severity="warn" text={`Struttura modificata → verra creata la versione v${nextVersion}`} />
                            )}
                        </div>

                        {/* TabView interno: Layout vs Struttura */}
                        <TabView
                            activeIndex={editSection === 'layout' ? 0 : 1}
                            onTabChange={(e) => setEditSection(e.index === 0 ? 'layout' : 'struttura')}
                        >
                            <TabPanel header={<span><i className="pi pi-palette" style={{ marginRight: '0.5rem' }} />Layout grafico</span>}>

                                <Message severity="info" style={{ marginBottom: 10 }}
                                    text="Modifiche al layout grafico (brand, colori, testi introduttivi) si applicano in place alla versione corrente, senza creare una nuova versione." />

                                <div style={{ marginBottom: 10, display: 'flex', alignItems: 'center', gap: 10 }}>
                                    <InputSwitch checked={useAdvancedEditor} onChange={(e) => setUseAdvancedEditor(e.value)} />
                                    <label>Modalita avanzata (JSON raw)</label>
                                </div>

                                {!useAdvancedEditor && (
                                    <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 12 }}>
                                        <div style={{ gridColumn: '1 / -1' }}><strong>Brand</strong></div>
                                        <div>
                                            <label>Nome brand</label>
                                            <InputText value={layoutForm.brand_name || ''} onChange={(e) => setLayoutForm({ ...layoutForm, brand_name: e.target.value })} style={{ width: '100%' }} />
                                        </div>
                                        <div>
                                            <label>URL logo</label>
                                            <InputText value={layoutForm.brand_logo_url || ''} onChange={(e) => setLayoutForm({ ...layoutForm, brand_logo_url: e.target.value })} style={{ width: '100%' }} placeholder="https://..." />
                                        </div>
                                        <div>
                                            <label>Colore primario</label>
                                            <InputText value={layoutForm.brand_color_primary || ''} onChange={(e) => setLayoutForm({ ...layoutForm, brand_color_primary: e.target.value })} style={{ width: '100%' }} placeholder="#003d7a" />
                                        </div>
                                        <div>
                                            <label>Colore accento</label>
                                            <InputText value={layoutForm.brand_color_accent || ''} onChange={(e) => setLayoutForm({ ...layoutForm, brand_color_accent: e.target.value })} style={{ width: '100%' }} placeholder="#e65100" />
                                        </div>

                                        <Divider style={{ gridColumn: '1 / -1' }} />
                                        <div style={{ gridColumn: '1 / -1' }}><strong>Intestazione documento</strong></div>
                                        <div>
                                            <label>Titolo</label>
                                            <InputText value={layoutForm.header_title || ''} onChange={(e) => setLayoutForm({ ...layoutForm, header_title: e.target.value })} style={{ width: '100%' }} />
                                        </div>
                                        <div>
                                            <label>Sottotitolo</label>
                                            <InputText value={layoutForm.header_subtitle || ''} onChange={(e) => setLayoutForm({ ...layoutForm, header_subtitle: e.target.value })} style={{ width: '100%' }} />
                                        </div>

                                        <Divider style={{ gridColumn: '1 / -1' }} />
                                        <div style={{ gridColumn: '1 / -1' }}><strong>Introduzione</strong></div>
                                        <div style={{ gridColumn: '1 / -1' }}>
                                            <label>Saluto</label>
                                            <InputText value={layoutForm.intro_salutation || ''} onChange={(e) => setLayoutForm({ ...layoutForm, intro_salutation: e.target.value })} style={{ width: '100%' }} />
                                        </div>
                                        <div style={{ gridColumn: '1 / -1' }}>
                                            <label>Testo introduttivo</label>
                                            <InputTextarea value={layoutForm.intro_body || ''} onChange={(e) => setLayoutForm({ ...layoutForm, intro_body: e.target.value })} rows={4} style={{ width: '100%' }} />
                                        </div>

                                        <Divider style={{ gridColumn: '1 / -1' }} />
                                        <div style={{ gridColumn: '1 / -1' }}><strong>Privacy</strong></div>
                                        <div>
                                            <label>URL informativa</label>
                                            <InputText value={layoutForm.privacy_url || ''} onChange={(e) => setLayoutForm({ ...layoutForm, privacy_url: e.target.value })} style={{ width: '100%' }} />
                                        </div>
                                        <div>
                                            <label>Testo pie di pagina</label>
                                            <InputText value={layoutForm.privacy_body || ''} onChange={(e) => setLayoutForm({ ...layoutForm, privacy_body: e.target.value })} style={{ width: '100%' }} />
                                        </div>
                                    </div>
                                )}

                                {useAdvancedEditor && (
                                    <div>
                                        <Message severity="warn" text="Modalita avanzata: modifichi il JSON layout_config direttamente. Attenzione alla sintassi." style={{ marginBottom: 8 }} />
                                        <InputTextarea value={layoutAdvancedJson} onChange={(e) => setLayoutAdvancedJson(e.target.value)} rows={20} style={{ width: '100%', fontFamily: 'monospace', fontSize: 12 }} />
                                    </div>
                                )}
                            </TabPanel>

                            <TabPanel header={<span><i className="pi pi-list" style={{ marginRight: '0.5rem' }} />Struttura quadri{questionsStructureChanged() ? ' •' : ''}</span>}>
                                {questionsSnapshot && (
                                    <QuadriStructureEditor
                                        value={questionsSnapshot}
                                        onChange={setQuestionsSnapshot}
                                    />
                                )}
                            </TabPanel>
                        </TabView>

                        {/* Footer azioni */}
                        <div style={{ position: 'sticky', bottom: 0, background: 'white', paddingTop: 14, borderTop: '1px solid #eee', marginTop: 20, display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
                            <div>
                                {questionsStructureChanged() && nextVersion && (
                                    <Tag severity="warning" value={`Al salvataggio: nuova versione v${nextVersion}`} />
                                )}
                                {!questionsStructureChanged() && (
                                    <Tag severity="info" value={`Al salvataggio: update in place su v${editTpl.version}`} />
                                )}
                            </div>
                            <div style={{ display: 'flex', gap: 8 }}>
                                <Button label="Annulla" severity="secondary" outlined onClick={() => setEditOpen(false)} disabled={saving} />
                                <Button label={questionsStructureChanged() ? `Crea versione v${nextVersion || '...'}` : 'Salva layout'}
                                    icon="pi pi-save"
                                    severity={questionsStructureChanged() ? 'warning' : undefined}
                                    onClick={saveEditTemplate}
                                    loading={saving} />
                            </div>
                        </div>
                    </div>
                )}
            </Dialog>

            {/* Edit regola PEC */}
            <Dialog
                header={pecEditing ? 'Modifica regola reminder' : 'Nuova regola reminder'}
                visible={pecDialogOpen}
                onHide={() => setPecDialogOpen(false)}
                style={{ width: '620px', maxWidth: '95vw' }}
                modal
            >
                <div style={{ marginBottom: 10 }}>
                    <label style={{ display: 'block', marginBottom: 4, fontWeight: 500 }}>Tipo di regola</label>
                    <Dropdown
                        value={pecDraft.kind}
                        options={PEC_KIND_OPTIONS}
                        onChange={(e) => setPecDraft({ ...pecDraft, kind: e.value })}
                        style={{ width: '100%' }}
                        disabled={!!pecEditing}
                        placeholder="Seleziona tipo…"
                    />
                    <small style={{ color: '#888' }}>{pecEditing ? 'Il tipo non e modificabile dopo la creazione' : 'Seleziona quale evento fa partire la PEC'}</small>
                </div>

                <div style={{ marginBottom: 10 }}>
                    <label style={{ display: 'block', marginBottom: 4, fontWeight: 500 }}>Quando parte la PEC</label>
                    <div style={{ display: 'flex', gap: 10, alignItems: 'center' }}>
                        <InputNumber value={pecDraft.offset_days} onValueChange={(e) => setPecDraft({ ...pecDraft, offset_days: e.value })} style={{ flex: 1 }} />
                        <span style={{ fontStyle: 'italic', color: '#555' }}>
                            {pecDraft.offset_days > 0 && `giorni PRIMA della scadenza`}
                            {pecDraft.offset_days === 0 && `giorno della scadenza`}
                            {pecDraft.offset_days < 0 && `giorni DOPO la scadenza`}
                        </span>
                    </div>
                    <small style={{ color: '#888' }}>Numero positivo = prima della scadenza; 0 = il giorno stesso; negativo = dopo la scadenza.</small>
                </div>

                <div style={{ display: 'flex', alignItems: 'center', gap: 10, marginBottom: 10 }}>
                    <InputSwitch checked={pecDraft.is_recurring} onChange={(e) => setPecDraft({ ...pecDraft, is_recurring: e.value })} />
                    <label>Ricorrente (si ripete ogni N giorni)</label>
                </div>

                {pecDraft.is_recurring && (
                    <div style={{ marginBottom: 10 }}>
                        <label style={{ display: 'block', marginBottom: 4, fontWeight: 500 }}>Intervallo ricorrenza (giorni)</label>
                        <InputNumber value={pecDraft.recurring_interval_days} onValueChange={(e) => setPecDraft({ ...pecDraft, recurring_interval_days: e.value })} min={1} style={{ width: '100%' }} />
                        <small style={{ color: '#888' }}>Esempio: 30 = la PEC si ripete ogni 30 giorni finche la dichiarazione non viene aggiornata.</small>
                    </div>
                )}

                <div style={{ display: 'flex', alignItems: 'center', gap: 10, marginBottom: 10 }}>
                    <InputSwitch checked={pecDraft.enabled} onChange={(e) => setPecDraft({ ...pecDraft, enabled: e.value })} />
                    <label>Regola attiva</label>
                </div>

                <div style={{ marginBottom: 10 }}>
                    <label style={{ display: 'block', marginBottom: 4, fontWeight: 500 }}>Descrizione (opzionale, uso interno)</label>
                    <InputTextarea value={pecDraft.description} onChange={(e) => setPecDraft({ ...pecDraft, description: e.target.value })} rows={2} style={{ width: '100%' }} />
                </div>

                <div style={{ display: 'flex', justifyContent: 'flex-end', gap: 8, marginTop: 12 }}>
                    <Button label="Annulla" severity="secondary" outlined onClick={() => setPecDialogOpen(false)} />
                    <Button label="Salva" icon="pi pi-save" onClick={savePecRule} />
                </div>
            </Dialog>

            {/* Edit testo email */}
            <Dialog
                header={editEmailData ? `Modifica testo: ${PEC_KIND_LABEL[editEmailData.kind] || editEmailData.kind}` : ''}
                visible={editEmailOpen}
                onHide={() => setEditEmailOpen(false)}
                style={{ width: '900px', maxWidth: '95vw' }}
                modal
                maximizable
            >
                {editEmailData && (
                    <div>
                        <Message severity="info" style={{ marginBottom: 10 }} text="Clicca un campo per attivarlo, poi clicca una variabile qui sotto per inserirla al cursore." />

                        {availableVariables.length > 0 && (
                            <div style={{ marginBottom: 14, padding: 10, background: '#eef6ff', border: '1px solid #cfe0f7', borderRadius: 4 }}>
                                <strong style={{ fontSize: 13 }}>Variabili disponibili </strong>
                                <small style={{ color: '#555' }}>
                                    (inserite in: <strong>{activeEmailField === 'subject' ? 'Oggetto' : activeEmailField === 'body_html' ? 'Corpo HTML' : 'Corpo testo'}</strong>)
                                </small>
                                <div style={{ marginTop: 8, display: 'flex', flexWrap: 'wrap', gap: 6 }}>
                                    {availableVariables.map(v => (
                                        <Tag
                                            key={v}
                                            value={'{{' + v + '}}'}
                                            severity="info"
                                            style={{ cursor: 'pointer', userSelect: 'none' }}
                                            onClick={() => insertVariable(v)}
                                        />
                                    ))}
                                </div>
                            </div>
                        )}

                        <div style={{ marginBottom: 10 }}>
                            <label style={{ display: 'block', marginBottom: 4, fontWeight: 500 }}>Oggetto</label>
                            <InputText
                                ref={subjectInputRef}
                                value={editEmailData.subject}
                                onChange={(e) => setEditEmailData({ ...editEmailData, subject: e.target.value })}
                                onFocus={() => setActiveEmailField('subject')}
                                style={{ width: '100%' }}
                            />
                        </div>

                        <div style={{ marginBottom: 10 }}>
                            <label style={{ display: 'block', marginBottom: 4, fontWeight: 500 }}>Corpo HTML</label>
                            <InputTextarea
                                ref={bodyHtmlInputRef}
                                value={editEmailData.body_html}
                                onChange={(e) => setEditEmailData({ ...editEmailData, body_html: e.target.value })}
                                onFocus={() => setActiveEmailField('body_html')}
                                rows={10}
                                style={{ width: '100%', fontFamily: 'monospace', fontSize: 12 }}
                            />
                        </div>

                        <div style={{ marginBottom: 10 }}>
                            <label style={{ display: 'block', marginBottom: 4, fontWeight: 500 }}>Corpo testo semplice (fallback)</label>
                            <InputTextarea
                                ref={bodyTextInputRef}
                                value={editEmailData.body_text}
                                onChange={(e) => setEditEmailData({ ...editEmailData, body_text: e.target.value })}
                                onFocus={() => setActiveEmailField('body_text')}
                                rows={5}
                                style={{ width: '100%', fontSize: 13 }}
                            />
                            <small style={{ color: '#888' }}>Usato dai client email che non supportano HTML.</small>
                        </div>

                        <div style={{ marginBottom: 10 }}>
                            <label style={{ display: 'block', marginBottom: 4, fontWeight: 500 }}>Note interne (opzionale)</label>
                            <InputText value={editEmailData.description || ''} onChange={(e) => setEditEmailData({ ...editEmailData, description: e.target.value })} style={{ width: '100%' }} />
                        </div>

                        <Divider />

                        <div style={{ display: 'flex', gap: 8, marginBottom: 10 }}>
                            <Button label="Anteprima (dati di esempio)" icon="pi pi-eye" severity="info" outlined onClick={runPreview} />
                        </div>

                        {previewSubject && (
                            <div style={{ padding: 14, background: '#f9f9f9', border: '1px solid #ddd', borderRadius: 4, marginBottom: 10 }}>
                                <div style={{ marginBottom: 8 }}><strong>Oggetto:</strong> {previewSubject}</div>
                                <div style={{ background: 'white', padding: 10, border: '1px solid #eee' }} dangerouslySetInnerHTML={{ __html: previewHtml }} />
                            </div>
                        )}

                        <div style={{ display: 'flex', justifyContent: 'flex-end', gap: 8, marginTop: 14 }}>
                            <Button label="Annulla" severity="secondary" outlined onClick={() => setEditEmailOpen(false)} />
                            <Button label="Salva testo" icon="pi pi-save" onClick={saveEmail} />
                        </div>
                    </div>
                )}
            </Dialog>
        </div>
    );
};

export default Ar1AdminConfig;