feat: campos de usuario por su definición en SAP (valores válidos y tabla de usuario enlazada): endpoint sapdb/user-fields y campo udfField en cabeceras de documentos y maestros

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

apps/web/src/app/features/masters/master-field.ts

@@ -1,5 +1,5 @@
 import { ChangeDetectionStrategy, Component, computed, input, output } from '@angular/core';
-import { CheckboxField, DateField, LookupField, NumberField, SelectField, TextField, TextareaField } from '../../shared/form';
+import { CheckboxField, DateField, LookupField, NumberField, SelectField, TextField, TextareaField, UdfField } from '../../shared/form';
 import { WAREHOUSE_LOOKUP } from '../documents/document-layouts';
 import type { VhLookup } from '../../shared/value-help/value-help.types';
 import type { HeaderField } from '../documents/document-layouts';
@@ -13,7 +13,7 @@ const text = (v: unknown): string => (v === null || v === undefined ? '' : Strin
 @Component({
   selector: 'sbo-master-field',
   changeDetection: ChangeDetectionStrategy.OnPush,
-  imports: [CheckboxField, DateField, LookupField, NumberField, SelectField, TextField, TextareaField],
+  imports: [CheckboxField, DateField, LookupField, NumberField, SelectField, TextField, TextareaField, UdfField],
   template: `
     @switch (field().type) {
       @case ('checkbox') {
@@ -46,6 +46,16 @@ const text = (v: unknown): string => (v === null || v === undefined ? '' : Strin
           resolveOnLeave
         />
       }
+      @case ('udf') {
+        <sbo-udf-field
+          [label]="field().label" [dbName]="dbName()"
+          [table]="udf().table" [alias]="udf().alias"
+          [required]="required()"
+          [readonly]="readOnly() || !!ro()"
+          [value]="value()"
+          (valueChange)="changed.emit($any($event))"
+        />
+      }
       @case ('select') {
         <sbo-select-field
           [label]="field().label" [dbName]="dbName()"
@@ -94,6 +104,12 @@ export class MasterField {
   readonly saved = input(false);
   readonly changed = output<string | number>();
 
+  protected readonly udf = computed(() => {
+    const f = this.field();
+    if (f.type !== 'udf') throw new Error('campo sin definición de usuario');
+    return f;
+  });
+
   protected readonly warehouse: VhLookup = { ...WAREHOUSE_LOOKUP, nameKey: 'WarehouseName' };
 
   /** Un código numérico de SAP (grupo, lista de precios) se guarda como número. */