import { CommandMessage } from "../../../core/types/commands";
// @ts-ignore
import { ComponentType, ButtonStyle, ModalBuilder, TextInputBuilder, TextInputStyle, ActionRowBuilder, Message, MessageFlags } from "discord.js";
import { replaceVars, isValidUrlOrVariable, listVariables } from "../../../core/lib/vars";

/**
 * Botones de edición - VERSIÓN MEJORADA
 */
const btns = (disabled = false) => ([
    {
        type: 1,
        components: [
            { style: ButtonStyle.Secondary, type: 2, label: "📝 Título", disabled, custom_id: "edit_title" },
            { style: ButtonStyle.Secondary, type: 2, label: "📄 Descripción", disabled, custom_id: "edit_description" },
            { style: ButtonStyle.Secondary, type: 2, label: "🎨 Color", disabled, custom_id: "edit_color" },
            { style: ButtonStyle.Secondary, type: 2, label: "➕ Contenido", disabled, custom_id: "add_content" },
            { style: ButtonStyle.Secondary, type: 2, label: "➖ Separador", disabled, custom_id: "add_separator" }
        ]
    },
    {
        type: 1,
        components: [
            { style: ButtonStyle.Secondary, type: 2, label: "🖼️ Imagen", disabled, custom_id: "add_image" },
            { style: ButtonStyle.Secondary, type: 2, label: "🖼️ Portada", disabled, custom_id: "cover_image" },
            { style: ButtonStyle.Secondary, type: 2, label: "📎 Thumbnail", disabled, custom_id: "edit_thumbnail" },
            { style: ButtonStyle.Secondary, type: 2, label: "🔗 Crear Botón Link", disabled, custom_id: "edit_link_button" },
            { style: ButtonStyle.Primary, type: 2, label: "🔄 Mover", disabled, custom_id: "move_block" },
            { style: ButtonStyle.Danger, type: 2, label: "🗑️ Eliminar", disabled, custom_id: "delete_block" }
        ]
    },
    {
        type: 1,
        components: [
            { style: ButtonStyle.Secondary, type: 2, label: "🎯 Variables", disabled, custom_id: "show_variables" },
            { style: ButtonStyle.Secondary, type: 2, label: "📋 Duplicar", disabled, custom_id: "duplicate_block" },
            { style: ButtonStyle.Secondary, type: 2, label: "📊 Vista Raw", disabled, custom_id: "show_raw" },
            { style: ButtonStyle.Secondary, type: 2, label: "📥 Importar", disabled, custom_id: "import_json" },
            { style: ButtonStyle.Secondary, type: 2, label: "📤 Exportar", disabled, custom_id: "export_json" }
        ]
    },
    {
        type: 1,
        components: [
            { style: ButtonStyle.Success, type: 2, label: "💾 Guardar", disabled, custom_id: "save_block" },
            { style: ButtonStyle.Danger, type: 2, label: "❌ Cancelar", disabled, custom_id: "cancel_block" }
        ]
    }
]);

/**
 * Validar si una URL es válida o es una variable del sistema
 */
const isValidUrl = isValidUrlOrVariable;

/**
 * Validar y limpiar contenido para Discord
 */
const validateContent = (content: string): string => {
    if (!content || typeof content !== 'string') {
        return "Sin contenido";
    }
    const cleaned = content.trim();
    if (cleaned.length === 0) return "Sin contenido";
    if (cleaned.length > 4000) return cleaned.substring(0, 3997) + "...";
    return cleaned;
};

// Parseo de emoji (Unicode o personalizado <a:name:id>/<:name:id>)
const parseEmojiInput = (input?: string): any | null => {
    if (!input) return null;
    const trimmed = input.trim();
    if (!trimmed) return null;
    const match = trimmed.match(/^<(a?):(\w+):(\d+)>$/);
    if (match) {
        const animated = match[1] === 'a';
        const name = match[2];
        const id = match[3];
        return { id, name, animated };
    }
    return { name: trimmed };
};

// Construcción de accesorio botón link
const buildLinkAccessory = async (link: any, member: any, guild: any) => {
    if (!link || !link.url) return null;
    // @ts-ignore
    const processedUrl = await replaceVars(link.url, member, guild);
    if (!isValidUrl(processedUrl)) return null;

    const accessory: any = { type: 2, style: ButtonStyle.Link, url: processedUrl };
    if (link.label && typeof link.label === 'string' && link.label.trim()) accessory.label = link.label.trim().slice(0, 80);
    if (link.emoji && typeof link.emoji === 'string') {
        const parsed = parseEmojiInput(link.emoji);
        if (parsed) accessory.emoji = parsed;
    }
    if (!accessory.label && !accessory.emoji) return null;
    return accessory;
};

/**
 * Generar vista previa
 */
const renderPreview = async (blockState: any, member: any, guild: any) => {
    const previewComponents = [] as any[];

    if (blockState.coverImage && isValidUrl(blockState.coverImage)) {
        //@ts-ignore
        const processedCoverUrl = await replaceVars(blockState.coverImage, member, guild);
        if (isValidUrl(processedCoverUrl)) {
            previewComponents.push({ type: 12, items: [{ media: { url: processedCoverUrl } }] });
        }
    }

    //@ts-ignore
    const processedTitle = await replaceVars(blockState.title ?? "Sin título", member, guild);
    previewComponents.push({ type: 10, content: validateContent(processedTitle) });

    for (const c of blockState.components) {
        if (c.type === 10) {
            //@ts-ignore
            const processedThumbnail = c.thumbnail ? await replaceVars(c.thumbnail, member, guild) : null;
            //@ts-ignore
            const processedContent = await replaceVars(c.content || "Sin contenido", member, guild);
            const validatedContent = validateContent(processedContent);

            let accessory: any = null;
            if (c.linkButton) accessory = await buildLinkAccessory(c.linkButton, member, guild);
            if (!accessory && processedThumbnail && isValidUrl(processedThumbnail)) {
                accessory = { type: 11, media: { url: processedThumbnail } };
            }

            if (accessory) {
                previewComponents.push({ type: 9, components: [{ type: 10, content: validatedContent }], accessory });
            } else {
                previewComponents.push({ type: 10, content: validatedContent });
            }
        } else if (c.type === 14) {
            previewComponents.push({ type: 14, divider: c.divider ?? true, spacing: c.spacing ?? 1 });
        } else if (c.type === 12) {
            //@ts-ignore
            const processedImageUrl = await replaceVars(c.url, member, guild);
            if (isValidUrl(processedImageUrl)) previewComponents.push({ type: 12, items: [{ media: { url: processedImageUrl } }] });
        }
    }

    return { type: 17, accent_color: blockState.color ?? null, components: previewComponents };
};

export const command: CommandMessage = {
    name: "editar-embed",
    type: "message",
    aliases: ["embed-editar", "modificar-embed", "blockeditv2"],
    cooldown: 20,
    run: async (message, args, client) => {
        if (!message.member?.permissions.has("Administrator")) {
            await message.reply("❌ No tienes permisos de Administrador.");
            return;
        }

        const blockName: string | null = args[0] ?? null;
        if (!blockName) {
            await message.reply("Debes proporcionar un nombre. Uso: `!blockeditv2 <nombre>`");
            return;
        }

        const existingBlock = await client.prisma.blockV2Config.findFirst({
            where: { guildId: message.guild!.id, name: blockName }
        });

        if (!existingBlock) {
            await message.reply("❌ Block no encontrado. Usa `!blockcreatev2 <nombre>` para crear uno nuevo.");
            return;
        }

        let blockState: any = {
            title: existingBlock.config.title || `Block: ${blockName}`,
            color: existingBlock.config.color || null,
            coverImage: existingBlock.config.coverImage || null,
            components: existingBlock.config.components || []
        };

        //@ts-ignore
        const editorMessage = await message.channel.send({
            content: "⚠️ **EDITANDO BLOCK EXISTENTE**\n\n" +
                     "Este editor usa **modales interactivos** y no podrás ver el chat mientras los usas.\n\n" +
                     "📝 **Recomendaciones:**\n" +
                     "• Ten preparados tus títulos y descripciones\n" +
                     "• Ten las URLs de imágenes listas para copiar\n" +
                     "• Los colores en formato HEX (#FF5733)\n" +
                     "• Las variables de usuario/servidor que necesites\n\n" +
                     "*Iniciando editor en 3 segundos...*"
        });

        await new Promise(resolve => setTimeout(resolve, 3000));

        //@ts-ignore
        await editorMessage.edit({
            content: null,
            flags: 4096,
            components: [
                await renderPreview(blockState, message.member, message.guild),
                ...btns(false)
            ]
        });

        const collector = editorMessage.createMessageComponentCollector({ time: 3600000 });

        collector.on("collect", async (i: any) => {
            if (i.user.id !== message.author.id) {
                await i.reply({ content: "No puedes usar este menú.", flags: 64 });
                return;
            }

            if (i.isButton()) {
                switch (i.customId) {
                    case "save_block": {
                        await i.deferUpdate();
                        await client.prisma.blockV2Config.update({
                            where: { guildId_name: { guildId: message.guildId!, name: blockName } },
                            data: { config: blockState }
                        });
                        await editorMessage.edit({
                            components: [
                                {
                                    type: 17,
                                    accent_color: blockState.color ?? null,
                                    components: [
                                        { type: 10, content: `✅ Actualizado: ${blockName}` },
                                        { type: 10, content: "Cambios guardados en la base de datos." }
                                    ]
                                }
                            ]
                        });
                        collector.stop();
                        return;
                    }
                    case "cancel_block": {
                        await i.deferUpdate();
                        await editorMessage.delete();
                        collector.stop();
                        return;
                    }
                    case "edit_title": {
                        const modal = new ModalBuilder().setCustomId('edit_title_modal').setTitle('📝 Editar Título del Block');
                        const titleInput = new TextInputBuilder()
                            .setCustomId('title_input').setLabel('Nuevo Título').setStyle(TextInputStyle.Short)
                            .setPlaceholder('Escribe el nuevo título aquí...').setValue(blockState.title || '').setMaxLength(256).setRequired(true);
                        const firstActionRow = new ActionRowBuilder().addComponents(titleInput);
                        modal.addComponents(firstActionRow);
                        //@ts-ignore
                        await i.showModal(modal);
                        break;
                    }
                    case "edit_description": {
                        const modal = new ModalBuilder().setCustomId('edit_description_modal').setTitle('📄 Editar Descripción');
                        const descComp = blockState.components.find((c: any) => c.type === 10);
                        const currentDesc = descComp ? descComp.content : '';
                        const descInput = new TextInputBuilder()
                            .setCustomId('description_input').setLabel('Nueva Descripción').setStyle(TextInputStyle.Paragraph)
                            .setPlaceholder('Escribe la nueva descripción aquí...').setValue(currentDesc || '').setMaxLength(2000).setRequired(true);
                        const firstActionRow = new ActionRowBuilder().addComponents(descInput);
                        modal.addComponents(firstActionRow);
                        //@ts-ignore
                        await i.showModal(modal);
                        break;
                    }
                    case "edit_color": {
                        const modal = new ModalBuilder().setCustomId('edit_color_modal').setTitle('🎨 Editar Color del Block');
                        const currentColor = blockState.color ? `#${blockState.color.toString(16).padStart(6, '0')}` : '';
                        const colorInput = new TextInputBuilder()
                            .setCustomId('color_input').setLabel('Color en formato HEX').setStyle(TextInputStyle.Short)
                            .setPlaceholder('#FF5733 o FF5733').setValue(currentColor).setMaxLength(7).setRequired(false);
                        const firstActionRow = new ActionRowBuilder().addComponents(colorInput);
                        modal.addComponents(firstActionRow);
                        //@ts-ignore
                        await i.showModal(modal);
                        break;
                    }
                    case "add_content": {
                        const modal = new ModalBuilder().setCustomId('add_content_modal').setTitle('➕ Agregar Nuevo Contenido');
                        const contentInput = new TextInputBuilder()
                            .setCustomId('content_input').setLabel('Contenido del Texto').setStyle(TextInputStyle.Paragraph)
                            .setPlaceholder('Escribe el contenido aquí...').setMaxLength(2000).setRequired(true);
                        const firstActionRow = new ActionRowBuilder().addComponents(contentInput);
                        modal.addComponents(firstActionRow);
                        //@ts-ignore
                        await i.showModal(modal);
                        break;
                    }
                    case "add_image": {
                        const modal = new ModalBuilder().setCustomId('add_image_modal').setTitle('🖼️ Agregar Nueva Imagen');
                        const imageUrlInput = new TextInputBuilder()
                            .setCustomId('image_url_input').setLabel('URL de la Imagen').setStyle(TextInputStyle.Short)
                            .setPlaceholder('https://ejemplo.com/imagen.png').setMaxLength(2000).setRequired(true);
                        const firstActionRow = new ActionRowBuilder().addComponents(imageUrlInput);
                        modal.addComponents(firstActionRow);
                        //@ts-ignore
                        await i.showModal(modal);
                        break;
                    }
                    case "cover_image": {
                        if (blockState.coverImage) {
                            //@ts-ignore
                            const reply = await i.reply({
                                flags: 64,
                                content: "Ya tienes una imagen de portada. ¿Qué quieres hacer?",
                                components: [{ type: 1, components: [
                                    { type: 2, style: ButtonStyle.Primary, label: "✏️ Editar", custom_id: "edit_cover_modal" },
                                    { type: 2, style: ButtonStyle.Danger, label: "🗑️ Eliminar", custom_id: "delete_cover" }
                                ]}],
                                fetchReply: true
                            });
                            //@ts-ignore
                            const coverCollector = reply.createMessageComponentCollector({ componentType: ComponentType.Button, max: 1, time: 60000, filter: (b: any) => b.user.id === message.author.id });
                            coverCollector.on("collect", async (b: any) => {
                                if (b.customId === "edit_cover_modal") {
                                    const modal = new ModalBuilder().setCustomId('edit_cover_modal').setTitle('🖼️ Editar Imagen de Portada');
                                    const coverInput = new TextInputBuilder()
                                        .setCustomId('cover_input').setLabel('URL de la Imagen de Portada').setStyle(TextInputStyle.Short)
                                        .setPlaceholder('https://ejemplo.com/portada.png').setValue(blockState.coverImage || '').setMaxLength(2000).setRequired(true);
                                    const firstActionRow = new ActionRowBuilder().addComponents(coverInput);
                                    modal.addComponents(firstActionRow);
                                    //@ts-ignore
                                    await b.showModal(modal);
                                } else if (b.customId === "delete_cover") {
                                    blockState.coverImage = null;
                                    await b.update({ content: "✅ Imagen de portada eliminada.", components: [] });
                                    await editorMessage.edit({ components: [await renderPreview(blockState, message.member, message.guild), ...btns(false)] });
                                }
                                coverCollector.stop();
                            });
                        } else {
                            const modal = new ModalBuilder().setCustomId('add_cover_modal').setTitle('🖼️ Agregar Imagen de Portada');
                            const coverInput = new TextInputBuilder()
                                .setCustomId('cover_input').setLabel('URL de la Imagen de Portada').setStyle(TextInputStyle.Short)
                                .setPlaceholder('https://ejemplo.com/portada.png').setMaxLength(2000).setRequired(true);
                            const firstActionRow = new ActionRowBuilder().addComponents(coverInput);
                            modal.addComponents(firstActionRow);
                            //@ts-ignore
                            await i.showModal(modal);
                        }
                        break;
                    }
                    case "add_separator": {
                        const modal = new ModalBuilder().setCustomId('add_separator_modal').setTitle('➖ Agregar Separador');
                        const visibleInput = new TextInputBuilder()
                            .setCustomId('separator_visible').setLabel('¿Separador visible? (true/false)').setStyle(TextInputStyle.Short)
                            .setPlaceholder('true o false').setValue('true').setMaxLength(5).setRequired(true);
                        const spacingInput = new TextInputBuilder()
                            .setCustomId('separator_spacing').setLabel('Espaciado (1-3)').setStyle(TextInputStyle.Short)
                            .setPlaceholder('1, 2 o 3').setValue('1').setMaxLength(1).setRequired(false);
                        const firstRow = new ActionRowBuilder().addComponents(visibleInput);
                        const secondRow = new ActionRowBuilder().addComponents(spacingInput);
                        modal.addComponents(firstRow, secondRow);
                        //@ts-ignore
                        await i.showModal(modal);
                        break;
                    }
                    case "edit_thumbnail": {
                        // Listado de TextDisplays para elegir
                        const textDisplays = blockState.components.map((c: any, idx: number) => ({ c, idx })).filter(({ c }: any) => c.type === 10);
                        if (textDisplays.length === 0) {
                            await i.deferReply({ flags: 64 });
                            //@ts-ignore
                            await i.editReply({ content: "❌ No hay bloques de texto para editar thumbnail." });
                            break;
                        }
                        const options = textDisplays.map(({ c, idx }: any) => ({
                            label: `Texto #${idx + 1}: ${c.content?.slice(0, 30) || '...'}`,
                            value: String(idx),
                            description: c.thumbnail ? 'Con thumbnail' : c.linkButton ? 'Con botón link' : 'Sin accesorio'
                        }));
                        //@ts-ignore
                        const reply = await i.reply({
                            flags: 64,
                            content: "Elige el TextDisplay a editar su thumbnail:",
                            components: [{ type: 1, components: [{ type: 3, custom_id: 'choose_text_for_thumbnail', placeholder: 'Selecciona un bloque de texto', options }] }],
                            fetchReply: true
                        });
                        //@ts-ignore
                        const selCollector = reply.createMessageComponentCollector({ componentType: ComponentType.StringSelect, max: 1, time: 60000, filter: (it: any) => it.user.id === message.author.id });
                        selCollector.on('collect', async (sel: any) => {
                            const idx = parseInt(sel.values[0]);
                            const textComp = blockState.components[idx];
                            const modal = new ModalBuilder().setCustomId(`edit_thumbnail_modal_${idx}`).setTitle('📎 Editar Thumbnail');
                            const thumbnailInput = new TextInputBuilder()
                                .setCustomId('thumbnail_input').setLabel('URL del Thumbnail').setStyle(TextInputStyle.Short)
                                .setPlaceholder('https://ejemplo.com/thumbnail.png o dejar vacío para eliminar').setValue(textComp?.thumbnail || '').setMaxLength(2000).setRequired(false);
                            const firstRow = new ActionRowBuilder().addComponents(thumbnailInput);
                            modal.addComponents(firstRow);
                            await sel.update({ content: 'Abriendo modal…', components: [] });
                            //@ts-ignore
                            await i.showModal(modal);
                        });
                        break;
                    }
                    case "move_block": {
                        const options = blockState.components.map((c: any, idx: number) => ({
                            label:
                                c.type === 10 ? `Texto: ${c.content?.slice(0, 30) || "..."}`
                                : c.type === 14 ? "Separador"
                                : c.type === 12 ? `Imagen: ${c.url?.slice(-30) || "..."}`
                                : `Componente ${c.type}`,
                            value: idx.toString(),
                            description:
                                c.type === 10 && (c.thumbnail || c.linkButton)
                                    ? (c.thumbnail ? "Con thumbnail" : "Con botón link")
                                    : undefined
                        }));
                        //@ts-ignore
                        const reply = await i.reply({
                            flags: 64,
                            content: "Selecciona el bloque que quieres mover:",
                            components: [{ type: 1, components: [{ type: 3, custom_id: "move_block_select", placeholder: "Elige un bloque", options }] }],
                            fetchReply: true
                        });
                        //@ts-ignore
                        const selCollector = reply.createMessageComponentCollector({ componentType: ComponentType.StringSelect, max: 1, time: 60000, filter: (it: any) => it.user.id === message.author.id });
                        selCollector.on("collect", async (sel: any) => {
                            const idx = parseInt(sel.values[0]);
                            await sel.update({
                                content: "¿Quieres mover este bloque?",
                                components: [{ type: 1, components: [
                                    { type: 2, style: ButtonStyle.Secondary, label: "⬆️ Subir", custom_id: `move_up_${idx}`, disabled: idx === 0 },
                                    { type: 2, style: ButtonStyle.Secondary, label: "⬇️ Bajar", custom_id: `move_down_${idx}`, disabled: idx === blockState.components.length - 1 }
                                ] }]
                            });
                            //@ts-ignore
                            const btnCollector = reply.createMessageComponentCollector({ componentType: ComponentType.Button, max: 1, time: 60000, filter: (b: any) => b.user.id === message.author.id });
                            btnCollector.on("collect", async (b: any) => {
                                if (b.customId.startsWith("move_up_")) {
                                    const i2 = parseInt(b.customId.replace("move_up_", ""));
                                    if (!(i2 <= 0)) {
                                        const item = blockState.components[i2];
                                        blockState.components.splice(i2, 1);
                                        blockState.components.splice(i2 - 1, 0, item);
                                    }
                                    await b.update({ content: "✅ Bloque movido arriba.", components: [] });
                                } else if (b.customId.startsWith("move_down_")) {
                                    const i2 = parseInt(b.customId.replace("move_down_", ""));
                                    if (!(i2 >= blockState.components.length - 1)) {
                                        const item = blockState.components[i2];
                                        blockState.components.splice(i2, 1);
                                        blockState.components.splice(i2 + 1, 0, item);
                                    }
                                    await b.update({ content: "✅ Bloque movido abajo.", components: [] });
                                }
                                await editorMessage.edit({ components: [await renderPreview(blockState, message.member, message.guild), ...btns(false)] });
                                btnCollector.stop();
                                selCollector.stop();
                            });
                        });
                        break;
                    }
                    case "delete_block": {
                        const options = [] as any[];
                        if (blockState.coverImage) options.push({ label: "🖼️ Imagen de Portada", value: "cover_image", description: "Imagen principal del bloque" });
                        blockState.components.forEach((c: any, idx: number) => {
                            options.push({
                                label:
                                    c.type === 10 ? `Texto: ${c.content?.slice(0, 30) || "..."}`
                                    : c.type === 14 ? `Separador ${c.divider ? '(Visible)' : '(Invisible)'}`
                                    : c.type === 12 ? `Imagen: ${c.url?.slice(-30) || "..."}`
                                    : `Componente ${c.type}`,
                                value: idx.toString(),
                                description: c.type === 10 && (c.thumbnail || c.linkButton) ? (c.thumbnail ? "Con thumbnail" : "Con botón link") : undefined
                            });
                        });
                        if (options.length === 0) {
                            await i.deferReply({ flags: 64 });
                            //@ts-ignore
                            await i.editReply({ content: "❌ No hay elementos para eliminar." });
                            break;
                        }
                        //@ts-ignore
                        const reply = await i.reply({
                            flags: 64,
                            content: "Selecciona el elemento que quieres eliminar:",
                            components: [{ type: 1, components: [{ type: 3, custom_id: "delete_block_select", placeholder: "Elige un elemento", options }] }],
                            fetchReply: true
                        });
                        //@ts-ignore
                        const selCollector = reply.createMessageComponentCollector({ componentType: ComponentType.StringSelect, max: 1, time: 60000, filter: (it: any) => it.user.id === message.author.id });
                        selCollector.on("collect", async (sel: any) => {
                            const selectedValue = sel.values[0];
                            if (selectedValue === "cover_image") {
                                blockState.coverImage = null;
                                await sel.update({ content: "✅ Imagen de portada eliminada.", components: [] });
                            } else {
                                const idx = parseInt(selectedValue);
                                blockState.components.splice(idx, 1);
                                await sel.update({ content: "✅ Elemento eliminado.", components: [] });
                            }
                            await editorMessage.edit({ components: [await renderPreview(blockState, message.member, message.guild), ...btns(false)] });
                            selCollector.stop();
                        });
                        break;
                    }
                    case "show_variables": {
                        await i.deferReply({ flags: 64 });
                        const vars = listVariables();
                        if (vars.length === 0) {
                            //@ts-ignore
                            await i.editReply({ content: "No hay variables registradas." });
                            break;
                        }
                        const chunks: string[] = [];
                        let buf = "";
                        for (const v of vars) {
                            const line = `• ${v}\n`;
                            if ((buf + line).length > 1800) { chunks.push(buf); buf = line; } else { buf += line; }
                        }
                        if (buf) chunks.push(buf);
                        //@ts-ignore
                        await i.editReply({ content: `📋 **Variables Disponibles:**\n\n${chunks[0]}` });
                        for (let k = 1; k < chunks.length; k++) {
                            //@ts-ignore
                            await i.followUp({ flags: 64, content: chunks[k] });
                        }
                        break;
                    }
                    case "duplicate_block": {
                        const options = blockState.components.map((c: any, idx: number) => ({
                            label: c.type === 10 ? `Texto: ${c.content?.slice(0, 30) || "..."}`
                                : c.type === 14 ? "Separador"
                                : c.type === 12 ? `Imagen: ${c.url?.slice(-30) || "..."}`
                                : `Componente ${c.type}`,
                            value: idx.toString(),
                            description: c.type === 10 && (c.thumbnail || c.linkButton) ? (c.thumbnail ? "Con thumbnail" : "Con botón link") : undefined
                        }));
                        if (options.length === 0) {
                            await i.deferReply({ flags: 64 });
                            //@ts-ignore
                            await i.editReply({ content: "❌ No hay elementos para duplicar." });
                            break;
                        }
                        //@ts-ignore
                        const reply = await i.reply({
                            flags: 64,
                            content: "Selecciona el elemento que quieres duplicar:",
                            components: [{ type: 1, components: [{ type: 3, custom_id: "duplicate_select", placeholder: "Elige un elemento", options }] }],
                            fetchReply: true
                        });
                        //@ts-ignore
                        const selCollector = reply.createMessageComponentCollector({ componentType: ComponentType.StringSelect, max: 1, time: 60000, filter: (sel: any) => sel.user.id === message.author.id });
                        selCollector.on("collect", async (sel: any) => {
                            const idx = parseInt(sel.values[0]);
                            const originalComponent = blockState.components[idx];
                            const duplicatedComponent = JSON.parse(JSON.stringify(originalComponent));
                            blockState.components.splice(idx + 1, 0, duplicatedComponent);
                            await sel.update({ content: "✅ Elemento duplicado.", components: [] });
                            await editorMessage.edit({ components: [await renderPreview(blockState, message.member, message.guild), ...btns(false)] });
                        });
                        break;
                    }
                    case "show_raw": {
                        const rawJson = JSON.stringify(blockState, null, 2);
                        const truncated = rawJson.length > 1900 ? rawJson.slice(0, 1900) + "..." : rawJson;
                        //@ts-ignore
                        await i.reply({ flags: 64, content: `\`\`\`json\n${truncated}\n\`\`\`` });
                        break;
                    }
                    case "import_json": {
                        const modal = new ModalBuilder().setCustomId('import_json_modal').setTitle('📥 Importar JSON');
                        const jsonInput = new TextInputBuilder()
                            .setCustomId('json_input').setLabel('Pega tu configuración JSON aquí').setStyle(TextInputStyle.Paragraph)
                            .setPlaceholder('{"title": "...", "components": [...]}').setMaxLength(4000).setRequired(true);
                        const firstRow = new ActionRowBuilder().addComponents(jsonInput);
                        modal.addComponents(firstRow);
                        //@ts-ignore
                        await i.showModal(modal);
                        break;
                    }
                    case "export_json": {
                        const exportJson = JSON.stringify(blockState, null, 2);
                        const truncatedJson = exportJson.length > 1800 ? exportJson.slice(0, 1800) + "\n..." : exportJson;
                        //@ts-ignore
                        await i.reply({ flags: 64, content: `📤 **JSON Exportado:**\n\`\`\`json\n${truncatedJson}\n\`\`\`\n\n💡 **Tip:** Copia el JSON de arriba manualmente y pégalo donde necesites.` });
                        break;
                    }
                    case "edit_link_button": {
                        // Elegir TextDisplay para botón link
                        const textDisplays = blockState.components.map((c: any, idx: number) => ({ c, idx })).filter(({ c }: any) => c.type === 10);
                        if (textDisplays.length === 0) {
                            await i.deferReply({ flags: 64 });
                            //@ts-ignore
                            await i.editReply({ content: "❌ Necesitas al menos un componente de texto para añadir un botón link." });
                            break;
                        }
                        const options = textDisplays.map(({ c, idx }: any) => ({
                            label: `Texto #${idx + 1}: ${c.content?.slice(0, 30) || '...'}`,
                            value: String(idx),
                            description: c.linkButton ? 'Con botón link' : c.thumbnail ? 'Con thumbnail' : 'Sin accesorio'
                        }));
                        //@ts-ignore
                        const reply = await i.reply({
                            flags: 64,
                            content: "Elige el TextDisplay donde agregar/editar el botón link:",
                            components: [{ type: 1, components: [{ type: 3, custom_id: 'choose_text_for_linkbtn', placeholder: 'Selecciona un bloque de texto', options }] }],
                            fetchReply: true
                        });
                        //@ts-ignore
                        const selCollector = reply.createMessageComponentCollector({ componentType: ComponentType.StringSelect, max: 1, time: 60000, filter: (it: any) => it.user.id === message.author.id });
                        selCollector.on('collect', async (sel: any) => {
                            const idx = parseInt(sel.values[0]);
                            const textComp = blockState.components[idx];
                            if (textComp.thumbnail) {
                                await sel.update({ content: '❌ Este bloque ya tiene un thumbnail. Elimínalo antes de añadir un botón link.', components: [] });
                                return;
                            }
                            if (textComp.linkButton) {
                                //@ts-ignore
                                const sub = await i.followUp({
                                    flags: 64,
                                    content: `Texto #${idx + 1}: ya tiene botón link. ¿Qué deseas hacer?`,
                                    components: [{ type: 1, components: [
                                        { type: 2, style: ButtonStyle.Primary, label: '✏️ Editar', custom_id: `edit_link_button_modal_${idx}` },
                                        { type: 2, style: ButtonStyle.Danger, label: '🗑️ Eliminar', custom_id: `delete_link_button_${idx}` }
                                    ] }],
                                    fetchReply: true
                                });
                                //@ts-ignore
                                const btnCollector = sub.createMessageComponentCollector({ componentType: ComponentType.Button, max: 1, time: 60000, filter: (b: any) => b.user.id === message.author.id });
                                btnCollector.on('collect', async (b: any) => {
                                    if (b.customId.startsWith('edit_link_button_modal_')) {
                                        const modal = new ModalBuilder().setCustomId(`edit_link_button_modal_${idx}`).setTitle('🔗 Editar Botón Link');
                                        const urlInput = new TextInputBuilder()
                                            .setCustomId('link_url_input').setLabel('URL del botón (obligatoria)').setStyle(TextInputStyle.Short)
                                            .setPlaceholder('https://ejemplo.com').setValue(textComp.linkButton?.url || '').setMaxLength(2000).setRequired(true);
                                        const labelInput = new TextInputBuilder()
                                            .setCustomId('link_label_input').setLabel('Etiqueta (opcional)').setStyle(TextInputStyle.Short)
                                            .setPlaceholder('Texto del botón o vacío para usar solo emoji').setValue(textComp.linkButton?.label || '').setMaxLength(80).setRequired(false);
                                        const emojiInput = new TextInputBuilder()
                                            .setCustomId('link_emoji_input').setLabel('Emoji (opcional)').setStyle(TextInputStyle.Short)
                                            .setPlaceholder('Ej: 🔗 o <:name:id>').setValue(textComp.linkButton?.emoji || '').setMaxLength(64).setRequired(false);
                                        const r1 = new ActionRowBuilder().addComponents(urlInput);
                                        const r2 = new ActionRowBuilder().addComponents(labelInput);
                                        const r3 = new ActionRowBuilder().addComponents(emojiInput);
                                        modal.addComponents(r1, r2, r3);
                                        await b.update({ content: 'Abriendo modal…', components: [] });
                                        //@ts-ignore
                                        await i.showModal(modal);
                                    } else if (b.customId.startsWith('delete_link_button_')) {
                                        delete textComp.linkButton;
                                        await b.update({ content: '✅ Botón link eliminado.', components: [] });
                                        await editorMessage.edit({ components: [await renderPreview(blockState, message.member, message.guild), ...btns(false)] });
                                    }
                                });
                            } else {
                                const modal = new ModalBuilder().setCustomId(`create_link_button_modal_${idx}`).setTitle('🔗 Crear Botón Link');
                                const urlInput = new TextInputBuilder()
                                    .setCustomId('link_url_input').setLabel('URL del botón (obligatoria)').setStyle(TextInputStyle.Short)
                                    .setPlaceholder('https://ejemplo.com').setMaxLength(2000).setRequired(true);
                                const labelInput = new TextInputBuilder()
                                    .setCustomId('link_label_input').setLabel('Etiqueta (opcional)').setStyle(TextInputStyle.Short)
                                    .setPlaceholder('Texto del botón o vacío para usar solo emoji').setMaxLength(80).setRequired(false);
                                const emojiInput = new TextInputBuilder()
                                    .setCustomId('link_emoji_input').setLabel('Emoji (opcional)').setStyle(TextInputStyle.Short)
                                    .setPlaceholder('Ej: 🔗 o <:name:id>').setMaxLength(64).setRequired(false);
                                const r1 = new ActionRowBuilder().addComponents(urlInput);
                                const r2 = new ActionRowBuilder().addComponents(labelInput);
                                const r3 = new ActionRowBuilder().addComponents(emojiInput);
                                modal.addComponents(r1, r2, r3);
                                await sel.update({ content: 'Abriendo modal…', components: [] });
                                //@ts-ignore
                                await i.showModal(modal);
                            }
                        });
                        break;
                    }
                }

                try {
                    await editorMessage.edit({ components: [await renderPreview(blockState, message.member, message.guild), ...btns(false)] });
                } catch (updateError: any) {
                    if (updateError.code === 10008) {
                        console.log('Mensaje del editor eliminado');
                    } else {
                        console.error('Error actualizando vista previa:', updateError);
                    }
                }
            }
        });

        let modalHandlerActive = true;

        const modalHandler = async (interaction: any) => {
            if (!interaction.isModalSubmit()) return;
            if (interaction.user.id !== message.author.id) return;
            if (!modalHandlerActive) return;

            try {
                const id = interaction.customId as string;
                if (id === 'edit_title_modal') {
                    blockState.title = interaction.fields.getTextInputValue('title_input');
                    await interaction.reply({ content: '✅ Título actualizado.', flags: 64 });
                } else if (id === 'edit_description_modal') {
                    const newDescription = interaction.fields.getTextInputValue('description_input');
                    const descComp = blockState.components.find((c: any) => c.type === 10);
                    if (descComp) descComp.content = newDescription; else blockState.components.push({ type: 10, content: newDescription, thumbnail: null });
                    await interaction.reply({ content: '✅ Descripción actualizada.', flags: 64 });
                } else if (id === 'edit_color_modal') {
                    const colorInput = interaction.fields.getTextInputValue('color_input');
                    if (colorInput.trim() === '') blockState.color = null; else {
                        let hexColor = colorInput.replace('#', '');
                        if (/^[0-9A-F]{6}$/i.test(hexColor)) blockState.color = parseInt(hexColor, 16);
                        else { await interaction.reply({ content: '❌ Color inválido. Usa formato HEX (#FF5733)', flags: 64 }); return; }
                    }
                    await interaction.reply({ content: '✅ Color actualizado.', flags: 64 });
                } else if (id === 'add_content_modal') {
                    const newContent = interaction.fields.getTextInputValue('content_input');
                    blockState.components.push({ type: 10, content: newContent, thumbnail: null });
                    await interaction.reply({ content: '✅ Contenido añadido.', flags: 64 });
                } else if (id === 'add_image_modal') {
                    const imageUrl = interaction.fields.getTextInputValue('image_url_input');
                    if (isValidUrl(imageUrl)) { blockState.components.push({ type: 12, url: imageUrl }); await interaction.reply({ content: '✅ Imagen añadida.', flags: 64 }); }
                    else { await interaction.reply({ content: '❌ URL de imagen inválida.', flags: 64 }); return; }
                } else if (id === 'add_cover_modal' || id === 'edit_cover_modal') {
                    const coverUrl = interaction.fields.getTextInputValue('cover_input');
                    if (isValidUrl(coverUrl)) { blockState.coverImage = coverUrl; await interaction.reply({ content: '✅ Imagen de portada actualizada.', flags: 64 }); }
                    else { await interaction.reply({ content: '❌ URL de portada inválida.', flags: 64 }); return; }
                } else if (id === 'add_separator_modal') {
                    const visibleStr = interaction.fields.getTextInputValue('separator_visible').toLowerCase();
                    const spacingStr = interaction.fields.getTextInputValue('separator_spacing') || '1';
                    const divider = visibleStr === 'true' || visibleStr === '1' || visibleStr === 'si' || visibleStr === 'sí';
                    const spacing = Math.min(3, Math.max(1, parseInt(spacingStr) || 1));
                    blockState.components.push({ type: 14, divider, spacing });
                    await interaction.reply({ content: '✅ Separador añadido.', flags: 64 });
                } else if (id.startsWith('edit_thumbnail_modal_')) {
                    const idx = parseInt(id.replace('edit_thumbnail_modal_', ''));
                    const textComp = blockState.components[idx];
                    if (!textComp || textComp.type !== 10) return;
                    const thumbnailUrl = interaction.fields.getTextInputValue('thumbnail_input');
                    if (thumbnailUrl.trim() === '') { textComp.thumbnail = null; await interaction.reply({ content: '✅ Thumbnail eliminado.', flags: 64 }); }
                    else if (!isValidUrl(thumbnailUrl)) { await interaction.reply({ content: '❌ URL de thumbnail inválida.', flags: 64 }); return; }
                    else {
                        if (textComp.linkButton) { await interaction.reply({ content: '❌ Este bloque ya tiene un botón link. Elimínalo antes de añadir thumbnail.', flags: 64 }); return; }
                        textComp.thumbnail = thumbnailUrl; await interaction.reply({ content: '✅ Thumbnail actualizado.', flags: 64 });
                    }
                } else if (id.startsWith('create_link_button_modal_') || id.startsWith('edit_link_button_modal_')) {
                    const idx = parseInt(id.replace('create_link_button_modal_', '').replace('edit_link_button_modal_', ''));
                    const textComp = blockState.components[idx];
                    if (!textComp || textComp.type !== 10) return;
                    const url = interaction.fields.getTextInputValue('link_url_input');
                    const label = (interaction.fields.getTextInputValue('link_label_input') || '').trim();
                    const emojiStr = (interaction.fields.getTextInputValue('link_emoji_input') || '').trim();
                    if (!isValidUrl(url)) { await interaction.reply({ content: '❌ URL inválida para el botón.', flags: 64 }); return; }
                    const parsedEmoji = parseEmojiInput(emojiStr || undefined);
                    if (!label && !parsedEmoji) { await interaction.reply({ content: '❌ Debes proporcionar al menos una etiqueta o un emoji.', flags: 64 }); return; }
                    if (textComp.thumbnail) { await interaction.reply({ content: '❌ Este bloque tiene thumbnail. Elimínalo antes de añadir un botón link.', flags: 64 }); return; }
                    textComp.linkButton = { url, label: label || undefined, emoji: emojiStr || undefined };
                    await interaction.reply({ content: '✅ Botón link actualizado.', flags: 64 });
                } else if (id === 'import_json_modal') {
                    try {
                        const jsonString = interaction.fields.getTextInputValue('json_input');
                        const importedData = JSON.parse(jsonString);
                        if (importedData && typeof importedData === 'object') {
                            blockState = {
                                title: importedData.title || blockState.title,
                                color: importedData.color || blockState.color,
                                coverImage: importedData.coverImage || blockState.coverImage,
                                components: Array.isArray(importedData.components) ? importedData.components : blockState.components
                            };
                            for (const comp of blockState.components) {
                                if (comp?.type === 10 && comp.linkButton && comp.thumbnail) delete comp.thumbnail;
                            }
                            await interaction.reply({ content: '✅ JSON importado correctamente.', flags: 64 });
                        } else { await interaction.reply({ content: '❌ Estructura JSON inválida.', flags: 64 }); return; }
                    } catch { await interaction.reply({ content: '❌ JSON inválido. Verifica el formato.', flags: 64 }); return; }
                } else { return; }

                setTimeout(async () => {
                    if (!modalHandlerActive) return;
                    try {
                        const messageExists = await editorMessage.fetch().catch(() => null);
                        if (!messageExists) return;
                        await editorMessage.edit({ components: [await renderPreview(blockState, message.member, message.guild), ...btns(false)] });
                    } catch (error: any) {
                        if (error.code === 10008) console.log('Mensaje del editor eliminado');
                        else if (error.code === 10062) console.log('Interacción expirada');
                        else console.error('Error actualizando preview:', error.message || error);
                    }
                }, 500);

            } catch (error: any) {
                console.error('Error en modal:', error);
                try {
                    if (error.code !== 10062 && !interaction.replied && !interaction.deferred) {
                        await interaction.reply({ content: '❌ Error procesando el modal.', flags: 64 });
                    }
                } catch {}
            }
        };

        client.on('interactionCreate', modalHandler);

        //@ts-ignore
        collector.on("end", async (_, reason) => {
            modalHandlerActive = false;
            client.off('interactionCreate', modalHandler);
            if (reason === "time") {
                try {
                    const messageExists = await editorMessage.fetch().catch(() => null);
                    if (messageExists) {
                        await editorMessage.edit({ components: [{ type: 17, components: [{ type: 10, content: "⏰ Editor finalizado por inactividad." }] }] });
                    }
                } catch (error) {
                    console.log('No se pudo actualizar el mensaje final');
                }
            }
        });
    }
};