src/components/asignaturas/detalle/AsignaturaDetailPage.tsx

@@ -15,6 +15,7 @@ import {
   TooltipTrigger,
 } from '@/components/ui/tooltip'
 import { useSubject, useUpdateAsignatura } from '@/data/hooks/useSubjects'
+import { columnParsers } from '@/lib/asignaturaColumnParsers'
 
 export interface BibliografiaEntry {
   id: string
@@ -38,6 +39,10 @@ export interface AsignaturaResponse {
   datos: AsignaturaDatos
 }
 
+function isRecord(value: unknown): value is Record<string, unknown> {
+  return typeof value === 'object' && value !== null && !Array.isArray(value)
+}
+
 type CriterioEvaluacionRow = {
   criterio: string
   porcentaje: number
@@ -791,80 +796,3 @@ function EvaluationView({ items }: { items: Array<CriterioEvaluacionRow> }) {
     </div>
   )
 }
-
-function isRecord(value: unknown): value is Record<string, unknown> {
-  return typeof value === 'object' && value !== null && !Array.isArray(value)
-}
-
-function parseContenidoTematicoToPlainText(value: unknown): string {
-  if (!Array.isArray(value)) return ''
-
-  const blocks: Array<string> = []
-
-  for (const item of value) {
-    if (!isRecord(item)) continue
-
-    const unidad =
-      typeof item.unidad === 'number' && Number.isFinite(item.unidad)
-        ? item.unidad
-        : undefined
-    const titulo = typeof item.titulo === 'string' ? item.titulo : ''
-
-    const header = `${unidad ?? ''}${unidad ? '.' : ''} ${titulo}`.trim()
-    if (!header) continue
-
-    const lines: Array<string> = [header]
-
-    const temas = Array.isArray(item.temas) ? item.temas : []
-    temas.forEach((tema, idx) => {
-      const temaNombre =
-        typeof tema === 'string'
-          ? tema
-          : isRecord(tema) && typeof tema.nombre === 'string'
-            ? tema.nombre
-            : ''
-      if (!temaNombre) return
-
-      if (unidad != null) {
-        lines.push(`${unidad}.${idx + 1} ${temaNombre}`.trim())
-      } else {
-        lines.push(`${idx + 1}. ${temaNombre}`)
-      }
-    })
-
-    blocks.push(lines.join('\n'))
-  }
-
-  return blocks.join('\n\n').trimEnd()
-}
-
-function parseCriteriosEvaluacionToPlainText(value: unknown): string {
-  if (!Array.isArray(value)) return ''
-
-  const lines: Array<string> = []
-  for (const item of value) {
-    if (!isRecord(item)) continue
-    const label = typeof item.criterio === 'string' ? item.criterio.trim() : ''
-    const valueNum =
-      typeof item.porcentaje === 'number'
-        ? item.porcentaje
-        : typeof item.porcentaje === 'string'
-          ? Number(item.porcentaje)
-          : NaN
-
-    if (!label) continue
-    if (!Number.isFinite(valueNum)) continue
-
-    const v = Math.trunc(valueNum)
-    if (v < 1 || v > 100) continue
-
-    lines.push(`${label}: ${v}%`)
-  }
-
-  return lines.join('\n')
-}
-
-const columnParsers: Partial<Record<string, (value: unknown) => string>> = {
-  contenido_tematico: parseContenidoTematicoToPlainText,
-  criterios_de_evaluacion: parseCriteriosEvaluacionToPlainText,
-}

src/components/asignaturas/detalle/DocumentoSEPTab.tsx

@@ -18,7 +18,8 @@ import { Card } from '@/components/ui/card'
 interface DocumentoSEPTabProps {
   pdfUrl: string | null
   isLoading: boolean
-  onDownload: () => void
+  onDownloadPdf: () => void
+  onDownloadWord: () => void
   onRegenerate: () => void
   isRegenerating: boolean
 }
@@ -26,7 +27,8 @@ interface DocumentoSEPTabProps {
 export function DocumentoSEPTab({
   pdfUrl,
   isLoading,
-  onDownload,
+  onDownloadPdf,
+  onDownloadWord,
   onRegenerate,
   isRegenerating,
 }: DocumentoSEPTabProps) {
@@ -52,25 +54,23 @@ export function DocumentoSEPTab({
         </div>
 
         <div className="flex items-center gap-2">
-          {pdfUrl && !isLoading && (
-            <Button variant="outline" onClick={onDownload}>
-              <Download className="mr-2 h-4 w-4" />
-              Descargar
-            </Button>
-          )}
-
           <AlertDialog
             open={showConfirmDialog}
             onOpenChange={setShowConfirmDialog}
           >
             <AlertDialogTrigger asChild>
-              <Button disabled={isRegenerating}>
+              <Button
+                variant="outline"
+                size="sm"
+                className="gap-2"
+                disabled={isRegenerating}
+              >
                 {isRegenerating ? (
-                  <Loader2 className="mr-2 h-4 w-4 animate-spin" />
+                  <Loader2 className="h-4 w-4 animate-spin" />
                 ) : (
-                  <RefreshCw className="mr-2 h-4 w-4" />
+                  <RefreshCw className="h-4 w-4" />
                 )}
-                {isRegenerating ? 'Generando...' : 'Regenerar documento'}
+                {isRegenerating ? 'Generando...' : 'Regenerar'}
               </Button>
             </AlertDialogTrigger>
 
@@ -91,11 +91,31 @@ export function DocumentoSEPTab({
               </AlertDialogFooter>
             </AlertDialogContent>
           </AlertDialog>
+
+          {pdfUrl && !isLoading && (
+            <>
+              <Button
+                size="sm"
+                className="gap-2 bg-teal-700 hover:bg-teal-800"
+                onClick={onDownloadWord}
+              >
+                <Download className="h-4 w-4" /> Descargar Word
+              </Button>
+              <Button
+                variant="outline"
+                size="sm"
+                className="gap-2"
+                onClick={onDownloadPdf}
+              >
+                <Download className="h-4 w-4" /> Descargar PDF
+              </Button>
+            </>
+          )}
         </div>
       </div>
 
       {/* PDF Preview */}
-      <Card className="h-[800px] overflow-hidden">
+      <Card className="h-200 overflow-hidden">
         {isLoading ? (
           <div className="flex h-full items-center justify-center">
             <Loader2 className="h-10 w-10 animate-spin" />

src/data/api/document.api.ts

@@ -1,52 +1,86 @@
 // document.api.ts
 
-const DOCUMENT_PDF_URL =
+import { supabaseBrowser } from '../supabase/client'
-  'https://n8n.app.lci.ulsa.mx/webhook/62ca84ec-0adb-4006-aba1-32282d27d434'
+import { invokeEdge } from '../supabase/invokeEdge'
 
-const DOCUMENT_PDF_ASIGNATURA_URL =
+import { requireData, throwIfError } from './_helpers'
-  'https://n8n.app.lci.ulsa.mx/webhook/041a68be-7568-46d0-bc08-09ded12d017d'
+
+import type { Tables } from '@/types/supabase'
+
+const EDGE = {
+  carbone_io_wrapper: 'carbone-io-wrapper',
+} as const
 
 interface GeneratePdfParams {
   plan_estudio_id: string
+  convertTo?: 'pdf'
 }
 interface GeneratePdfParamsAsignatura {
   asignatura_id: string
+  convertTo?: 'pdf'
 }
 
 export async function fetchPlanPdf({
   plan_estudio_id,
+  convertTo,
 }: GeneratePdfParams): Promise<Blob> {
-  const response = await fetch(DOCUMENT_PDF_URL, {
+  return await invokeEdge<Blob>(
-    method: 'POST',
+    EDGE.carbone_io_wrapper,
-    headers: {
+    {
-      'Content-Type': 'application/json',
+      action: 'downloadReport',
+      plan_estudio_id,
+      body: convertTo ? { convertTo } : {},
     },
-    body: JSON.stringify({ plan_estudio_id }),
+    {
-  })
+      headers: {
-
+        'Content-Type': 'application/json',
-  if (!response.ok) {
+      },
-    throw new Error('Error al generar el PDF')
+      responseType: 'blob',
-  }
+    },
-
+  )
-  // n8n devuelve el archivo → lo tratamos como blob
-  return await response.blob()
 }
 
 export async function fetchAsignaturaPdf({
   asignatura_id,
+  convertTo,
 }: GeneratePdfParamsAsignatura): Promise<Blob> {
-  const response = await fetch(DOCUMENT_PDF_ASIGNATURA_URL, {
+  const supabase = supabaseBrowser()
-    method: 'POST',
-    headers: {
-      'Content-Type': 'application/json',
-    },
-    body: JSON.stringify({ asignatura_id }),
-  })
 
-  if (!response.ok) {
+  const { data, error } = await supabase
-    throw new Error('Error al generar el PDF')
+    .from('asignaturas')
+    .select('*')
+    .eq('id', asignatura_id)
+    .single()
+
+  throwIfError(error)
+
+  const row = requireData(
+    data as Pick<
+      Tables<'asignaturas'>,
+      'datos' | 'contenido_tematico' | 'criterios_de_evaluacion'
+    >,
+    'Asignatura no encontrada',
+  )
+
+  const body: Record<string, unknown> = {
+    data: row,
   }
+  if (convertTo) body.convertTo = convertTo
 
-  // n8n devuelve el archivo → lo tratamos como blob
+  return await invokeEdge<Blob>(
-  return await response.blob()
+    EDGE.carbone_io_wrapper,
+    {
+      action: 'downloadReport',
+      asignatura_id,
+      body: {
+        ...body,
+      },
+    },
+    {
+      headers: {
+        'Content-Type': 'application/json',
+      },
+      responseType: 'blob',
+    },
+  )
 }

src/data/supabase/invokeEdge.ts

@@ -12,6 +12,7 @@ import type { SupabaseClient } from '@supabase/supabase-js'
 export type EdgeInvokeOptions = {
   method?: 'GET' | 'POST' | 'PUT' | 'PATCH' | 'DELETE'
   headers?: Record<string, string>
+  responseType?: 'json' | 'text' | 'blob' | 'arrayBuffer'
 }
 
 export class EdgeFunctionError extends Error {
@@ -26,6 +27,55 @@ export class EdgeFunctionError extends Error {
   }
 }
 
+// Soporta base64 puro o data:...;base64,...
+function decodeBase64ToUint8Array(input: string): Uint8Array {
+  const trimmed = input.trim()
+  const base64 = trimmed.startsWith('data:')
+    ? trimmed.slice(trimmed.indexOf(',') + 1)
+    : trimmed
+
+  const bin = atob(base64)
+  const bytes = new Uint8Array(bin.length)
+  for (let i = 0; i < bin.length; i++) bytes[i] = bin.charCodeAt(i)
+  return bytes
+}
+
+function stripDataUrlPrefix(input: string): string {
+  const trimmed = input.trim()
+  if (!trimmed.startsWith('data:')) return trimmed
+  const commaIdx = trimmed.indexOf(',')
+  return commaIdx >= 0 ? trimmed.slice(commaIdx + 1) : trimmed
+}
+
+function looksLikeBase64(s: string): boolean {
+  const t = stripDataUrlPrefix(s).replace(/\s+/g, '').replace(/=+$/g, '')
+
+  // base64 típico: solo chars permitidos y longitud razonable
+  if (t.length < 64) return false
+  return /^[A-Za-z0-9+/]+$/.test(t)
+}
+
+function startsWithZip(bytes: Uint8Array): boolean {
+  return bytes.length >= 2 && bytes[0] === 0x50 && bytes[1] === 0x4b // "PK"
+}
+
+function startsWithPdf(bytes: Uint8Array): boolean {
+  return (
+    bytes.length >= 5 &&
+    bytes[0] === 0x25 &&
+    bytes[1] === 0x50 &&
+    bytes[2] === 0x44 &&
+    bytes[3] === 0x46 &&
+    bytes[4] === 0x2d
+  ) // "%PDF-"
+}
+
+function binaryStringToUint8Array(input: string): Uint8Array {
+  const bytes = new Uint8Array(input.length)
+  for (let i = 0; i < input.length; i++) bytes[i] = input.charCodeAt(i) & 0xff
+  return bytes
+}
+
 export async function invokeEdge<TOut>(
   functionName: string,
   body?:
@@ -42,10 +92,16 @@ export async function invokeEdge<TOut>(
 ): Promise<TOut> {
   const supabase = client ?? supabaseBrowser()
 
-  const { data, error } = await supabase.functions.invoke(functionName, {
+  // Nota: algunas versiones/defs de @supabase/supabase-js no tipan `responseType`
+  // aunque el runtime lo soporte. Usamos `any` para no bloquear el uso de Blob.
+  const invoke: any = (supabase.functions as any).invoke.bind(
+    supabase.functions,
+  )
+  const { data, error } = await invoke(functionName, {
     body,
     method: opts.method ?? 'POST',
     headers: opts.headers,
+    responseType: opts.responseType,
   })
 
   if (error) {
@@ -104,5 +160,20 @@ export async function invokeEdge<TOut>(
     throw new EdgeFunctionError(message, functionName, status, details)
   }
 
+  if (opts.responseType === 'blob') {
+    const anyData: unknown = data
+
+    if (anyData instanceof Blob) {
+      return anyData as TOut
+    }
+
+    throw new EdgeFunctionError(
+      'La Edge Function no devolvió un binario (Blob) válido.',
+      functionName,
+      undefined,
+      { receivedType: typeof anyData, received: anyData },
+    )
+  }
+
   return data as TOut
 }

src/lib/asignaturaColumnParsers.ts

@@ -0,0 +1,78 @@
+function isRecord(value: unknown): value is Record<string, unknown> {
+  return typeof value === 'object' && value !== null && !Array.isArray(value)
+}
+
+export function parseContenidoTematicoToPlainText(value: unknown): string {
+  if (!Array.isArray(value)) return ''
+
+  const blocks: Array<string> = []
+
+  for (const item of value) {
+    if (!isRecord(item)) continue
+
+    const unidad =
+      typeof item.unidad === 'number' && Number.isFinite(item.unidad)
+        ? item.unidad
+        : undefined
+    const titulo = typeof item.titulo === 'string' ? item.titulo : ''
+
+    const header = `${unidad ?? ''}${unidad ? '.' : ''} ${titulo}`.trim()
+    if (!header) continue
+
+    const lines: Array<string> = [header]
+
+    const temas = Array.isArray(item.temas) ? item.temas : []
+    temas.forEach((tema, idx) => {
+      const temaNombre =
+        typeof tema === 'string'
+          ? tema
+          : isRecord(tema) && typeof tema.nombre === 'string'
+            ? tema.nombre
+            : ''
+      if (!temaNombre) return
+
+      if (unidad != null) {
+        lines.push(`${unidad}.${idx + 1} ${temaNombre}`.trim())
+      } else {
+        lines.push(`${idx + 1}. ${temaNombre}`)
+      }
+    })
+
+    blocks.push(lines.join('\n'))
+  }
+
+  return blocks.join('\n\n').trimEnd()
+}
+
+export function parseCriteriosEvaluacionToPlainText(value: unknown): string {
+  if (!Array.isArray(value)) return ''
+
+  const lines: Array<string> = []
+  for (const item of value) {
+    if (!isRecord(item)) continue
+    const label = typeof item.criterio === 'string' ? item.criterio.trim() : ''
+    const valueNum =
+      typeof item.porcentaje === 'number'
+        ? item.porcentaje
+        : typeof item.porcentaje === 'string'
+          ? Number(item.porcentaje)
+          : NaN
+
+    if (!label) continue
+    if (!Number.isFinite(valueNum)) continue
+
+    const v = Math.trunc(valueNum)
+    if (v < 1 || v > 100) continue
+
+    lines.push(`${label}: ${v}%`)
+  }
+
+  return lines.join('\n')
+}
+
+export const columnParsers: Partial<
+  Record<string, (value: unknown) => string>
+> = {
+  contenido_tematico: parseContenidoTematicoToPlainText,
+  criterios_de_evaluacion: parseCriteriosEvaluacionToPlainText,
+}

src/routes/planes/$planId/_detalle/documento.tsx

@@ -8,10 +8,11 @@ import {
   Clock,
   FileJson,
 } from 'lucide-react'
-import { useCallback, useEffect, useState } from 'react'
+import { useCallback, useEffect, useRef, useState } from 'react'
 
 import { Button } from '@/components/ui/button'
 import { Card, CardContent } from '@/components/ui/card'
+import { usePlan } from '@/data'
 import { fetchPlanPdf } from '@/data/api/document.api'
 
 export const Route = createFileRoute('/planes/$planId/_detalle/documento')({
@@ -20,30 +21,41 @@ export const Route = createFileRoute('/planes/$planId/_detalle/documento')({
 
 function RouteComponent() {
   const { planId } = useParams({ from: '/planes/$planId/_detalle/documento' })
+  const { data: plan } = usePlan(planId)
   const [pdfUrl, setPdfUrl] = useState<string | null>(null)
+  const pdfUrlRef = useRef<string | null>(null)
+  const isMountedRef = useRef<boolean>(false)
   const [isLoading, setIsLoading] = useState(true)
 
+  const planFileBaseName = sanitizeFileBaseName(plan?.nombre ?? 'plan_estudios')
+
   const loadPdfPreview = useCallback(async () => {
     try {
-      setIsLoading(true)
+      if (isMountedRef.current) setIsLoading(true)
-      const pdfBlob = await fetchPlanPdf({ plan_estudio_id: planId })
+      const pdfBlob = await fetchPlanPdf({
+        plan_estudio_id: planId,
+        convertTo: 'pdf',
+      })
+
+      if (!isMountedRef.current) return
       const url = window.URL.createObjectURL(pdfBlob)
 
-      // Limpiar URL anterior si existe para evitar fugas de memoria
+      if (pdfUrlRef.current) window.URL.revokeObjectURL(pdfUrlRef.current)
-      if (pdfUrl) window.URL.revokeObjectURL(pdfUrl)
+      pdfUrlRef.current = url
-
       setPdfUrl(url)
     } catch (error) {
       console.error('Error cargando preview:', error)
     } finally {
-      setIsLoading(false)
+      if (isMountedRef.current) setIsLoading(false)
     }
   }, [planId])
 
   useEffect(() => {
+    isMountedRef.current = true
     loadPdfPreview()
     return () => {
-      if (pdfUrl) window.URL.revokeObjectURL(pdfUrl)
+      isMountedRef.current = false
+      if (pdfUrlRef.current) window.URL.revokeObjectURL(pdfUrlRef.current)
     }
   }, [loadPdfPreview])
 
@@ -51,12 +63,13 @@ function RouteComponent() {
     try {
       const pdfBlob = await fetchPlanPdf({
         plan_estudio_id: planId,
+        convertTo: 'pdf',
       })
 
       const url = window.URL.createObjectURL(pdfBlob)
       const link = document.createElement('a')
       link.href = url
-      link.download = 'plan_estudios.pdf'
+      link.download = `${planFileBaseName}.pdf`
       document.body.appendChild(link)
       link.click()
 
@@ -67,6 +80,27 @@ function RouteComponent() {
       alert('No se pudo generar el PDF')
     }
   }
+
+  const handleDownloadWord = async () => {
+    try {
+      const docBlob = await fetchPlanPdf({
+        plan_estudio_id: planId,
+      })
+
+      const url = window.URL.createObjectURL(docBlob)
+      const link = document.createElement('a')
+      link.href = url
+      link.download = `${planFileBaseName}.docx`
+      document.body.appendChild(link)
+      link.click()
+
+      link.remove()
+      setTimeout(() => window.URL.revokeObjectURL(url), 1000)
+    } catch (error) {
+      console.error(error)
+      alert('No se pudo generar el Word')
+    }
+  }
   return (
     <div className="flex min-h-screen flex-col gap-6 bg-slate-50/30 p-6">
       {/* HEADER DE ACCIONES */}
@@ -88,12 +122,17 @@ function RouteComponent() {
           >
             <RefreshCcw size={16} /> Regenerar
           </Button>
-          <Button variant="outline" size="sm" className="gap-2">
-            <Download size={16} /> Descargar Word
-          </Button>
           <Button
             size="sm"
             className="gap-2 bg-teal-700 hover:bg-teal-800"
+            onClick={handleDownloadWord}
+          >
+            <Download size={16} /> Descargar Word
+          </Button>
+          <Button
+            variant="outline"
+            size="sm"
+            className="gap-2"
             onClick={handleDownloadPdf}
           >
             <Download size={16} /> Descargar PDF
@@ -139,7 +178,7 @@ function RouteComponent() {
           )}
         </div>
 
-        <CardContent className="flex min-h-[800px] justify-center bg-slate-500 p-0">
+        <CardContent className="flex min-h-200 justify-center bg-slate-500 p-0">
           {isLoading ? (
             <div className="flex flex-col items-center justify-center gap-4 text-white">
               <RefreshCcw size={40} className="animate-spin opacity-50" />
@@ -149,7 +188,7 @@ function RouteComponent() {
             /* 3. VISOR DE PDF REAL */
             <iframe
               src={`${pdfUrl}#toolbar=0&navpanes=0`}
-              className="h-[1000px] w-full max-w-[1000px] border-none shadow-2xl"
+              className="h-250 w-full max-w-250 border-none shadow-2xl"
               title="PDF Preview"
             />
           ) : (
@@ -163,6 +202,24 @@ function RouteComponent() {
   )
 }
 
+function sanitizeFileBaseName(input: string): string {
+  const text = String(input)
+  const withoutControlChars = Array.from(text)
+    .filter((ch) => {
+      const code = ch.charCodeAt(0)
+      return code >= 32 && code !== 127
+    })
+    .join('')
+
+  const cleaned = withoutControlChars
+    .replace(/[<>:"/\\|?*]+/g, ' ')
+    .replace(/\s+/g, ' ')
+    .trim()
+    .replace(/[. ]+$/g, '')
+
+  return (cleaned || 'documento').slice(0, 150)
+}
+
 // Componente pequeño para las tarjetas de estado superior
 function StatusCard({
   icon,

src/routes/planes/$planId/asignaturas/$asignaturaId/documento.tsx

@@ -1,7 +1,8 @@
 import { createFileRoute, useParams } from '@tanstack/react-router'
-import { useCallback, useEffect, useState } from 'react'
+import { useCallback, useEffect, useRef, useState } from 'react'
 
 import { DocumentoSEPTab } from '@/components/asignaturas/detalle/DocumentoSEPTab'
+import { useSubject } from '@/data'
 import { fetchAsignaturaPdf } from '@/data/api/document.api'
 
 export const Route = createFileRoute(
@@ -15,48 +16,75 @@ function RouteComponent() {
     from: '/planes/$planId/asignaturas/$asignaturaId/documento',
   })
 
+  const { data: asignatura } = useSubject(asignaturaId)
+  const asignaturaFileBaseName = sanitizeFileBaseName(
+    asignatura?.nombre ?? 'documento_sep',
+  )
+
   const [pdfUrl, setPdfUrl] = useState<string | null>(null)
+  const pdfUrlRef = useRef<string | null>(null)
+  const isMountedRef = useRef<boolean>(false)
   const [isLoading, setIsLoading] = useState(true)
   const [isRegenerating, setIsRegenerating] = useState(false)
 
   const loadPdfPreview = useCallback(async () => {
     try {
-      setIsLoading(true)
+      if (isMountedRef.current) setIsLoading(true)
 
       const pdfBlob = await fetchAsignaturaPdf({
         asignatura_id: asignaturaId,
+        convertTo: 'pdf',
       })
 
+      if (!isMountedRef.current) return
+
       const url = window.URL.createObjectURL(pdfBlob)
 
-      setPdfUrl((prev) => {
+      if (pdfUrlRef.current) window.URL.revokeObjectURL(pdfUrlRef.current)
-        if (prev) window.URL.revokeObjectURL(prev)
+      pdfUrlRef.current = url
-        return url
+      setPdfUrl(url)
-      })
     } catch (error) {
       console.error('Error cargando PDF:', error)
     } finally {
-      setIsLoading(false)
+      if (isMountedRef.current) setIsLoading(false)
     }
   }, [asignaturaId])
 
   useEffect(() => {
+    isMountedRef.current = true
     loadPdfPreview()
 
     return () => {
-      if (pdfUrl) window.URL.revokeObjectURL(pdfUrl)
+      isMountedRef.current = false
+      if (pdfUrlRef.current) window.URL.revokeObjectURL(pdfUrlRef.current)
     }
   }, [loadPdfPreview])
 
-  const handleDownload = async () => {
+  const handleDownloadPdf = async () => {
     const pdfBlob = await fetchAsignaturaPdf({
       asignatura_id: asignaturaId,
+      convertTo: 'pdf',
     })
 
     const url = window.URL.createObjectURL(pdfBlob)
     const link = document.createElement('a')
     link.href = url
-    link.download = 'documento_sep.pdf'
+    link.download = `${asignaturaFileBaseName}.pdf`
+    document.body.appendChild(link)
+    link.click()
+    link.remove()
+    window.URL.revokeObjectURL(url)
+  }
+
+  const handleDownloadWord = async () => {
+    const docBlob = await fetchAsignaturaPdf({
+      asignatura_id: asignaturaId,
+    })
+
+    const url = window.URL.createObjectURL(docBlob)
+    const link = document.createElement('a')
+    link.href = url
+    link.download = `${asignaturaFileBaseName}.docx`
     document.body.appendChild(link)
     link.click()
     link.remove()
@@ -77,9 +105,28 @@ function RouteComponent() {
     <DocumentoSEPTab
       pdfUrl={pdfUrl}
       isLoading={isLoading}
-      onDownload={handleDownload}
+      onDownloadPdf={handleDownloadPdf}
+      onDownloadWord={handleDownloadWord}
       onRegenerate={handleRegenerate}
       isRegenerating={isRegenerating}
     />
   )
 }
+
+function sanitizeFileBaseName(input: string): string {
+  const text = String(input)
+  const withoutControlChars = Array.from(text)
+    .filter((ch) => {
+      const code = ch.charCodeAt(0)
+      return code >= 32 && code !== 127
+    })
+    .join('')
+
+  const cleaned = withoutControlChars
+    .replace(/[<>:"/\\|?*]+/g, ' ')
+    .replace(/\s+/g, ' ')
+    .trim()
+    .replace(/[. ]+$/g, '')
+
+  return (cleaned || 'documento').slice(0, 150)
+}

src/types/supabase.ts

@@ -154,9 +154,9 @@ export type Database = {
           numero_ciclo: number | null
           orden_celda: number | null
           plan_estudio_id: string
+          prerrequisito_asignatura_id: string | null
           tipo: Database['public']['Enums']['tipo_asignatura']
           tipo_origen: Database['public']['Enums']['tipo_origen'] | null
-          prerrequisito_asignatura_id?: string
         }
         Insert: {
           actualizado_en?: string
@@ -180,6 +180,7 @@ export type Database = {
           numero_ciclo?: number | null
           orden_celda?: number | null
           plan_estudio_id: string
+          prerrequisito_asignatura_id?: string | null
           tipo?: Database['public']['Enums']['tipo_asignatura']
           tipo_origen?: Database['public']['Enums']['tipo_origen'] | null
         }
@@ -205,6 +206,7 @@ export type Database = {
           numero_ciclo?: number | null
           orden_celda?: number | null
           plan_estudio_id?: string
+          prerrequisito_asignatura_id?: string | null
           tipo?: Database['public']['Enums']['tipo_asignatura']
           tipo_origen?: Database['public']['Enums']['tipo_origen'] | null
         }
@@ -258,6 +260,20 @@ export type Database = {
             referencedRelation: 'plantilla_plan'
             referencedColumns: ['plan_estudio_id']
           },
+          {
+            foreignKeyName: 'asignaturas_prerrequisito_asignatura_id_fkey'
+            columns: ['prerrequisito_asignatura_id']
+            isOneToOne: false
+            referencedRelation: 'asignaturas'
+            referencedColumns: ['id']
+          },
+          {
+            foreignKeyName: 'asignaturas_prerrequisito_asignatura_id_fkey'
+            columns: ['prerrequisito_asignatura_id']
+            isOneToOne: false
+            referencedRelation: 'plantilla_asignatura'
+            referencedColumns: ['asignatura_id']
+          },
         ]
       }
       bibliografia_asignatura: {
@@ -1377,6 +1393,7 @@ export type Database = {
         Args: { p_append: Json; p_id: string }
         Returns: undefined
       }
+      suma_porcentajes: { Args: { '': Json }; Returns: number }
       unaccent: { Args: { '': string }; Returns: string }
       unaccent_immutable: { Args: { '': string }; Returns: string }
     }