/* /assets/js/bridge/blocks-custom.js (FINAL & LOG-KONTROLLIERT) */
(function () {
    
    const PluginName = 'blocks-custom';
    const B = window.BridgeParts || (window.BridgeParts = {});

    // ----------------------------------------------------------------------
    // 🎯 NEU: LOKALE LOG-KONFIGURATION UND WRAPPER
    // ----------------------------------------------------------------------
    // Setzen Sie dies auf 'false' in der config.js oder hier, um alle Logs NUR für dieses Plugin zu deaktivieren.
    if (B.LOG_CONFIG && B.LOG_CONFIG.PLUGINS) {
        B.LOG_CONFIG.PLUGINS[PluginName] = false; // <-- HIER IST IHR SCHALTER
    }

    // NEUER LOKALER WRAPPER, der die zentrale B.log Funktion verwendet:
    const log = (type, message, color = '#FFD700', logType = 'info', force = false) => {
        if (typeof B.log === 'function') {
            B.log(PluginName, `[${type}] ${message}`, color, logType, force);
        } else if (logType === 'error') {
            // Fallback für kritische Fehler, wenn B.log fehlt
            console.error(`%c[${PluginName} - ${type}] %c${message}`, `color:red; font-weight:bold;`, 'color:inherit;');
        }
    };
    // ----------------------------------------------------------------------
    
    log('FILE CHECK', 'Datei-IIFE startet.'); // NEU: Kontrollierbarer Start-Log

    if (window.__CUSTOM_BLOCKS_LOADED) return;
    window.__CUSTOM_BLOCKS_LOADED = true;

    const TARGET_CAT_ID = 'bausteine';
    const ALL_CUSTOM_BLOCK_IDS = [];

    function addOnce(bm, id, def) {
        // Hinzufügen des Blocks und Sicherstellen der Kategorie-Zuweisung
        try {
             bm.add(id, { ...def, category: TARGET_CAT_ID });
             ALL_CUSTOM_BLOCK_IDS.push(id);
             log('BLOCK ADD', `Block '${id}' erfolgreich hinzugefügt.`, '#B8860B');
        } catch (e) {
             log('BLOCK ERROR', `Fehler beim Hinzufügen von Block '${id}': ${e.message}`, 'red', 'error');
        }
    }

    const css = o => Object.entries(o).map(([k,v]) => `${k}:${v}`).join(';');

    const PLACEHOLDER_COMPONENT = 'placeholder-block';
    const placeholderSchemaStore = {
        promise: null,
        tables: [],
    };

    const fetchPlaceholderSchema = () => {
        if (placeholderSchemaStore.promise) return placeholderSchemaStore.promise;
        const base = B.API_KERNEL_URL || '/api.php';
        const sep = base.includes('?') ? '&' : '?';
        const url = `${base}${sep}action=placeholders.schema`;
        placeholderSchemaStore.promise = fetch(url, { credentials: 'include' })
            .then(res => {
                if (!res.ok) throw new Error(`HTTP ${res.status}`);
                return res.json();
            })
            .then(data => {
                placeholderSchemaStore.tables = Array.isArray(data?.tables) ? data.tables : [];
                return placeholderSchemaStore.tables;
            })
            .catch(err => {
                placeholderSchemaStore.tables = [];
                placeholderSchemaStore.promise = null;
                log('PLACEHOLDER ERROR', `Schema konnte nicht geladen werden: ${err.message || err}`, 'red', 'error');
                throw err;
            });
        return placeholderSchemaStore.promise;
    };

    const getTraitByName = (model, name) => {
        if (typeof model.getTrait === 'function') return model.getTrait(name);
        const traits = model.get('traits');
        if (!traits) return null;
        if (typeof traits.where === 'function') {
            const found = traits.where({ name });
            return found && found[0];
        }
        if (Array.isArray(traits.models)) {
            return traits.models.find(t => t.get && t.get('name') === name) || null;
        }
        return null;
    };

    const ensurePlaceholderComponent = (editor) => {
        const domc = editor.DomComponents;
        if (domc.getType(PLACEHOLDER_COMPONENT)) return;

        const baseType = domc.getType('text') ? 'text' : 'default';
        domc.addType(PLACEHOLDER_COMPONENT, {
            extend: baseType,
            isComponent(el) {
                if (el && el.hasAttribute && el.hasAttribute('data-placeholder-type')) {
                    return { type: PLACEHOLDER_COMPONENT };
                }
                return false;
            },
            model: {
                defaults: {
                    name: 'Placeholder',
                    tagName: 'span',
                    droppable: false,
                    attributes: {
                        'data-placeholder-type': 'custom',
                        'data-placeholder-key': 'UEBERSCHRIFT',
                    },
                    traits: [
                        {
                            type: 'select',
                            name: 'data-placeholder-type',
                            label: 'Typ',
                            options: [
                                { id: 'custom', label: 'Allgemein' },
                                { id: 'database', label: 'Datenbank' },
                            ],
                            changeProp: true,
                        },
                        {
                            type: 'text',
                            name: 'data-placeholder-key',
                            label: 'Bezeichner',
                            placeholder: 'UEBERSCHRIFT',
                            changeProp: true,
                        },
                        {
                            type: 'select',
                            name: 'data-placeholder-table',
                            label: 'Tabelle',
                            options: [],
                            changeProp: true,
                        },
                        {
                            type: 'select',
                            name: 'data-placeholder-column',
                            label: 'Feld',
                            options: [],
                            changeProp: true,
                        },
                    ],
                },

                init() {
                    this.listenTo(this, 'change:attributes', this.updatePlaceholderState);
                    this.updatePlaceholderState();
                    fetchPlaceholderSchema()
                        .then(() => this.updateSchemaTraits())
                        .catch(() => this.updateSchemaTraits([]));
                },

                updatePlaceholderState() {
                    const attrs = this.getAttributes();
                    const type = attrs['data-placeholder-type'] || 'custom';
                    if (type === 'database' && placeholderSchemaStore.tables.length === 0) {
                        this.addAttributes({ 'data-placeholder-type': 'custom' });
                    }
                    this.updateTraitVisibility();
                    this.updateSchemaTraits();
                    this.updateLabel();
                },

                updateTraitVisibility() {
                    const attrs = this.getAttributes();
                    const type = attrs['data-placeholder-type'] || 'custom';
                    const isDb = type === 'database';
                    const tableTrait = getTraitByName(this, 'data-placeholder-table');
                    const columnTrait = getTraitByName(this, 'data-placeholder-column');
                    const keyTrait = getTraitByName(this, 'data-placeholder-key');

                    if (tableTrait?.view?.el) {
                        tableTrait.view.el.style.display = isDb ? '' : 'none';
                    }
                    if (columnTrait?.view?.el) {
                        columnTrait.view.el.style.display = isDb ? '' : 'none';
                    }
                    if (keyTrait?.view?.el) {
                        keyTrait.view.el.style.display = isDb ? 'none' : '';
                    }
                },

                updateSchemaTraits(tablesOverride) {
                    const tables = Array.isArray(tablesOverride) ? tablesOverride : placeholderSchemaStore.tables;
                    const tableTrait = getTraitByName(this, 'data-placeholder-table');
                    const columnTrait = getTraitByName(this, 'data-placeholder-column');
                    const loading = !tablesOverride && placeholderSchemaStore.promise && !tables.length;

                    if (tableTrait) {
                        let opts;
                        if (tables.length) {
                            opts = tables.map(tbl => ({ id: tbl.name, label: tbl.name }));
                        } else if (loading) {
                            opts = [{ id: '', label: 'Tabellen werden geladen…', disabled: true }];
                        } else {
                            opts = [{ id: '', label: 'Keine Tabellen verfügbar', disabled: true }];
                        }
                        setTraitOptions(tableTrait, opts);
                    }

                    if (columnTrait) {
                        const attrs = this.getAttributes();
                        const tableName = (attrs['data-placeholder-table'] || '').toLowerCase();
                        const table = tables.find(tbl => tbl.name.toLowerCase() === tableName);
                        const colOpts = table
                            ? table.columns.map(col => ({ id: col.name, label: `${col.name} (${col.type})` }))
                            : [{ id: '', label: table ? 'Keine Felder' : 'Feld wählen', disabled: !table }];
                        setTraitOptions(columnTrait, colOpts);
                    }
                },

                updateLabel() {
                    const attrs = this.getAttributes();
                    const type = attrs['data-placeholder-type'] || 'custom';
                    let label;
                    if (type === 'database') {
                        const table = attrs['data-placeholder-table'] || 'TABELLE';
                        const column = attrs['data-placeholder-column'] || 'FELD';
                        label = `${table}.${column}`.toUpperCase();
                    } else {
                        label = (attrs['data-placeholder-key'] || 'PLATZHALTER').toUpperCase();
                    }
                    const text = `{{${label}}}`;
                    const comps = this.components();
                    if (comps.length === 1 && comps.at(0).is('textnode')) {
                        comps.at(0).set('content', text);
                    } else {
                        comps.reset([{ type: 'textnode', content: text }]);
                    }
                },
            },
            view: editor.DomComponents.View.extend({
                render() {
                    editor.DomComponents.View.prototype.render.apply(this, arguments);
                    this.el.classList.add('placeholder-block');
                    this.el.style.display = 'inline-block';
                    this.el.style.padding = '2px 8px';
                    this.el.style.border = '1px dashed #94a3b8';
                    this.el.style.borderRadius = '6px';
                    this.el.style.background = '#f1f5f9';
                    this.el.style.fontFamily = 'monospace';
                    this.el.style.fontSize = '12px';
                    return this;
                },
            }),
        });
    };

    function setTraitOptions(trait, options) {
        if (!trait) return;
        trait.set('options', options);
        if (trait.view && typeof trait.view.render === 'function') {
            trait.view.render();
        }
    }

    function register(editor) {
        log('EXECUTION', `Starte Block-Registrierung für ${TARGET_CAT_ID}.`, '#DAA520');
        
        const bm = editor.BlockManager;
        ensurePlaceholderComponent(editor);

        // --- Custom-Blöcke DEFINIEREN ---

        // PLACEHOLDER
        addOnce(bm, 'cust-placeholder', {
          id: 'cust-placeholder',
          label: '🔖 Placeholder',
          content: `<span data-gjs-type="${PLACEHOLDER_COMPONENT}" data-placeholder-type="custom" data-placeholder-key="UEBERSCHRIFT">{{UEBERSCHRIFT}}</span>`
        });

        // TEXT
        addOnce(bm, 'cust-text',    { id:'cust-text',    label:'📝 Text',
          content:`<div style="${css({'font-family':'Arial,sans-serif','font-size':'14px','line-height':'1.5',color:'#0f172a',margin:'0 0 12px'})}">
            <p style="${css({margin:'0 0 12px'})}">Dies ist ein Absatz. Doppelklick zum Bearbeiten.</p></div>` });

        // IMAGE
        addOnce(bm, 'cust-image',  { id:'cust-image',  label:'🖼️ Bild',
          content:`<div style="${css({'text-align':'center',margin:'0 0 16px'})}">
            <img src="https://placehold.co/600x300" alt="Bild" style="${css({width:'100%',height:'auto','max-width':'600px',border:'0',display:'inline-block'})}"></div>` });

        // BUTTON
        addOnce(bm, 'cust-button', { id:'cust-button', label:'🔘 Button',
          content:`<div style="${css({'text-align':'center',margin:'0 0 16px'})}">
            <a href="#" style="${css({display:'inline-block','background-color':'#0ea5e9',color:'#fff','text-decoration':'none',padding:'10px 18px','border-radius':'6px','font-family':'Arial,sans-serif','font-size':'14px'})}">Call To Action</a></div>` });

        // DIVIDER
        addOnce(bm, 'cust-divider',{ id:'cust-divider',label:'⎯ Divider',
          content:`<hr style="${css({border:'0',height:'1px','background-color':'#e2e8f0',margin:'16px 0'})}">` });

        // SPACER
        addOnce(bm, 'cust-spacer', { id:'cust-spacer', label:'↕ Spacer',
          content:`<div style="${css({height:'24px'})}"></div>` });

        // 2 COL
        addOnce(bm, 'cust-2col',    { id:'cust-2col',    label:'🧩 2 Spalten',
          content:`<table role="presentation" width="100%" cellpadding="0" cellspacing="0" style="${css({'font-family':'Arial,sans-serif','border-collapse':'collapse','margin-bottom':'16px'})}">
            <tr><td width="50%" valign="top" style="${css({padding:'0 8px 0 0'})}">
              <div style="${css({'font-size':'14px','line-height':'1.5',color:'#0f172a'})}"><p style="${css({margin:'0 0 12px'})}">Linke Spalte – Inhalt hier.</p></div>
            </td><td width="50%" valign="top" style="${css({padding:'0 0 0 8px'})}">
              <div style="${css({'font-size':'14px','line-height':'1.5',color:'#0f172a'})}"><p style="${css({margin:'0 0 12px'})}">Rechte Spalte – Inhalt hier.</p></div>
            </td></tr></table>` });

        // MEDIA LEFT
        addOnce(bm, 'cust-media-left', { id:'cust-media-left', label:'🖼️◀ Text',
          content:`<table role="presentation" width="100%" cellpadding="0" cellspacing="0" style="${css({'font-family':'Arial,sans-serif','border-collapse':'collapse','margin-bottom':'16px'})}">
            <tr><td width="40%" valign="top" style="${css({padding:'0 8px 0 0'})}">
              <img src="https://placehold.co/400x260" alt="Bild" style="${css({width:'100%',height:'auto',border:'0',display:'block'})}">
            </td><td width="60%" valign="top" style="${css({padding:'0 0 0 8px'})}">
              <h3 style="${css({margin:'0 0 8px','font-size':'18px',color:'#0f172a'})}">Überschrift</h3>
              <p style="${css({margin:'0 0 12px','font-size':'14px',color:'#0f172a','line-height':'1.5'})}">Beschreibungstext …</p>
              <a href="#" style="${css({display:'inline-block','background-color':'#0ea5e9',color:'#fff','text-decoration':'none',padding:'8px 14px','border-radius':'6px','font-size':'14px'})}">Mehr erfahren</a>
            </td></tr></table>` });

        // HERO
        addOnce(bm, 'cust-hero',    { id:'cust-hero',    label:'🌄 Hero',
          content:`<div style="${css({'text-align':'center',margin:'0 0 16px',padding:'12px','background-color':'#eef2ff',color:'#1e3a8a','border':'1px solid #c7d2fe','border-radius':'8px'})}">
            <img src="https://placehold.co/640x240" alt="Hero" style="${css({width:'100%',height:'auto','max-width':'640px',border:'0',display:'inline-block','border-radius':'6px'})}">
            <h2 style="${css({'font-family':'Arial,sans-serif',margin:'12px 0 8px','font-size':'22px'})}">Titel des Newsletters</h2>
            <p style="${css({'font-size':'14px',margin:'0 0 12px'})}">Kurzer Untertitel oder Einleitung.</p>
            </div>` });

        // FOOTER
        addOnce(bm, 'cust-footer', { id:'cust-footer', label:'⚓ Footer',
          content:`<div style="${css({'font-family':'Arial,sans-serif','font-size':'12px',color:'#475569','line-height':'1.5','border-top':'1px solid #e2e8f0',padding:'12px 0','text-align':'center'})}">
            <p style="${css({margin:'0 0 6px'})}"><strong>Dein Unternehmen GmbH</strong> • Musterstraße 1 • 12345 Berlin</p>
            <p style="${css({margin:'0'})}"><a href="#" style="${css({color:'#0ea5e9','text-decoration':'none'})}">Abmelden</a> ·
            <a href="#" style="${css({color:'#0ea5e9','text-decoration':'none'})}">Impressum</a> ·
            <a href="#" style="${css({color:'#0ea5e9','text-decoration':'none'})}">Datenschutz</a></p>
          </div>` });
          
        log('SUCCESS', `Registrierung abgeschlossen. ${ALL_CUSTOM_BLOCK_IDS.length} Blöcke erstellt.`, '#008000', 'info', true);
    }

    // 🛑 KRITISCHE EXPORT-KORREKTUR: Exportiere 'register', um den Fehler in bridge-core.js zu beheben
    window.BridgeBlocksCustom = {
        IDS: ALL_CUSTOM_BLOCK_IDS,
        register: register // <--- NEU: Exportiert die Register-Funktion
    };

    // Registriere das Modul als GrapesJS Plugin
    if (B && B.registerGrapesJSPlugin && typeof register === 'function') {
        B.registerGrapesJSPlugin('bridge-blocks-custom', register);
        log('PLUGIN REGISTER', `'bridge-blocks-custom' erfolgreich zur Bridge Plugin Registry hinzugefügt.`, '#008000');
    } else {
        log('CRITICAL ERROR', `BridgeParts oder registerGrapesJSPlugin fehlt! Plugin-Registrierung gescheitert.`, 'red', 'error');
    }
    
})();