From 1514109e8593aec263419c9897f9dfa0a182ff6e Mon Sep 17 00:00:00 2001
From: josedario87 <jodarioel87@gmail.com>
Date: Tue, 25 Nov 2025 13:59:27 -0600
Subject: [PATCH] =?UTF-8?q?docs:=20Actualizar=20gu=C3=ADa=20TM-U220=20con?=
 =?UTF-8?q?=20charset=20detallado=20(box=20drawing,=20bloques,=20latinos)?=
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---
 server/utils/mcp.ts | 50 +++++++++++++++++++++++++++++++++++++--------
 1 file changed, 42 insertions(+), 8 deletions(-)

diff --git a/server/utils/mcp.ts b/server/utils/mcp.ts
index b3ebd9d..5af7e70 100644
--- a/server/utils/mcp.ts
+++ b/server/utils/mcp.ts
@@ -14,7 +14,12 @@ export const PRINTING_GUIDES: Record<string, {
   columns: number
   columnsDoubleWidth: number
   supportedChars: string
+  charsetDetails?: {
+    supported: string[]
+    notSupported: string[]
+  }
   rules: string[]
+  tips?: string[]
   operations: string[]
   example: string
 }> = {
@@ -23,16 +28,38 @@ export const PRINTING_GUIDES: Record<string, {
     type: 'Matricial (impact)',
     columns: 40,
     columnsDoubleWidth: 20,
-    supportedChars: 'ASCII básico (A-Z, a-z, 0-9, símbolos comunes). Evitar Unicode especial.',
+    supportedChars: 'Latin-1 extendido + Box Drawing + Bloques. NO emojis ni flechas Unicode.',
+    charsetDetails: {
+      supported: [
+        'ASCII completo: A-Z a-z 0-9 = - _ * + | / \\ ( ) [ ] < > " \' ` @ # % & ^ ~',
+        'Box Drawing Doble: ╔ ╗ ╚ ╝ ║ ═',
+        'Box Drawing Simple: ┌ ┐ └ ┘ │ ─ ├ ┤ ┬ ┴ ┼',
+        'Bloques y Sombras: █ ▓ ▒ ░ ▀ ▄',
+        'Latinos extendidos: ñ Ñ á é í ó ú Á É Í Ó Ú ¿ ¡ ç',
+        'Monedas: $ € £ ¥',
+        'Matemáticos: ± × ÷ ≤ ≥ ∞'
+      ],
+      notSupported: [
+        'Flechas Unicode: → ← ↑ ↓ ↔ ⇒ ⇐',
+        'Estrellas/Círculos: ★ ☆ ● ○ ◆ ◇',
+        'Emojis (todos): 😀 ❤ ✓ ✗ ☀ ☁ ✔ ✘',
+        'Específicos: ₿ (Bitcoin) ≠ (Distinto)'
+      ]
+    },
     rules: [
       'Máximo 40 caracteres por línea (20 con width:2)',
-      'Usar solo caracteres ASCII básicos',
-      'Evitar caracteres Unicode: ╔═║╚╝ y similares',
-      'Usar = - _ * para separadores',
       'Siempre usar feed entre elementos para legibilidad',
       'feed:1 entre items, feed:2 entre secciones',
       'feed:4 antes del cut final',
-      'Los headers con width:2 deben ser cortos (max 20 chars)'
+      'Los headers con width:2 deben ser max 20 chars',
+      'Docs largos pueden dar EX_TIMEOUT pero se imprimen igual'
+    ],
+    tips: [
+      'TABLAS: Usar box drawing ┌─┬─┐ │ ├─┼─┤ └─┴─┘ para tablas legibles',
+      'BARRAS PROGRESO: Combinar █ y ░ ej: [█████░░░░░]',
+      'CAJAS: Box doble ╔═╗ ║ ╚═╝ para destacar contenido importante',
+      'BULLETS: Usar * - + > o [*] [X] en lugar de ✓ ✗',
+      'ASCII ART: Funciona perfecto con caracteres básicos'
     ],
     operations: [
       '{ op: "text", value: "texto" } - Imprime texto',
@@ -47,10 +74,17 @@ export const PRINTING_GUIDES: Record<string, {
   { "op": "text", "value": "TITULO" },
   { "op": "style", "bold": false, "width": 1, "height": 1 },
   { "op": "feed", "lines": 2 },
-  { "op": "text", "value": "================================" },
+  { "op": "text", "value": "╔══════════════════════════════════════╗" },
+  { "op": "text", "value": "║  Contenido importante aquí           ║" },
+  { "op": "text", "value": "╚══════════════════════════════════════╝" },
   { "op": "feed", "lines": 1 },
-  { "op": "align", "align": "left" },
-  { "op": "text", "value": "Contenido aquí" },
+  { "op": "text", "value": "┌────────┬────────┬────────┐" },
+  { "op": "text", "value": "│ COL 1  │ COL 2  │ COL 3  │" },
+  { "op": "text", "value": "├────────┼────────┼────────┤" },
+  { "op": "text", "value": "│ dato   │ dato   │ dato   │" },
+  { "op": "text", "value": "└────────┴────────┴────────┘" },
+  { "op": "feed", "lines": 1 },
+  { "op": "text", "value": "Progreso: [██████████░░░░░░░░░░] 50%" },
   { "op": "feed", "lines": 4 },
   { "op": "cut" }
 ]`