Zdockerovani, sjednoceni marginu, drobnejsi upravy

src/composables/form/rules.js

@@ -1 +1,20 @@
-export const isRequired =  (v) => !!v || "Required"
+export const isRequired = (val) => !!val || "Toto pole je povinné";
+export const isValidEmail = (email) => {
+  const patternEmail = /^\w+([.-]?\w+)*@\w+([.-]?\w+)*(\.\w{2,10})+$/;
+  return !!patternEmail.test(email) || "Tento e-mail není platný";
+};
+export const minLength = (length) => (val) => val.length >= length || `Zadej alespoň ${length} znaky`
+export const maxLength = (length) => (val) => val.length < length || `Zadej maximálně ${length} znaků`
+
+
+export const isEmptyArray = () => (val) => {
+  return (val && val.length !== 0) || "Select item, please";
+};
+
+export const isNumber = () => (val) => {
+  return !isNaN(val) || "Only numbers are allowed";
+};
+
+export const hasNoWhitespace = () => (val) => {
+  return /^\S*$/.test(val) || "Don't use whitespaces";
+};