feat: add field validators for username and password, and integrate them into DTOs

src/common/utils/field-validator.util/fiscalId-validator.ts

@@ -0,0 +1,14 @@
+import { Matches, MinLength } from 'class-validator'
+
+const MIN_LENGTH = 6
+const REGEX = /^[a-zA-Z0-9]*$/
+
+export const FiscalIdFieldValidator = () =>
+  function (target: object, propertyKey: string) {
+    MinLength(MIN_LENGTH, {
+      message: `شناسه یکتا باید حداقل ${MIN_LENGTH} کاراکتر باشد`,
+    })(target, propertyKey)
+    Matches(REGEX, {
+      message: 'شناسه یکتا فقط می‌تواند شامل حروف و اعداد باشد',
+    })(target, propertyKey)
+  }

src/common/utils/field-validator.util/index.ts

@@ -0,0 +1,3 @@
+export { FiscalIdFieldValidator } from './fiscalId-validator'
+export { PasswordFieldValidator, PASSWORD_MIN_LENGTH } from './password'
+export { UsernameFieldValidator } from './username'

src/common/utils/field-validator.util/password.ts

@@ -0,0 +1,10 @@
+import { MinLength } from 'class-validator'
+
+export const PASSWORD_MIN_LENGTH = 6
+
+export const PasswordFieldValidator = () =>
+  function (target: object, propertyKey: string) {
+    MinLength(PASSWORD_MIN_LENGTH, {
+      message: `رمز عبور باید حداقل ${PASSWORD_MIN_LENGTH} کاراکتر باشد`,
+    })(target, propertyKey)
+  }

src/common/utils/field-validator.util/username.ts

@@ -0,0 +1,14 @@
+import { Matches, MinLength } from 'class-validator'
+
+const USERNAME_REGEX = /^[a-zA-Z0-9_-]*$/
+const USERNAME_MIN_LENGTH = 6
+
+export const UsernameFieldValidator = () =>
+  function (target: object, propertyKey: string) {
+    MinLength(USERNAME_MIN_LENGTH, {
+      message: `نام کاربری باید حداقل ${USERNAME_MIN_LENGTH} کاراکتر باشد`,
+    })(target, propertyKey)
+    Matches(USERNAME_REGEX, {
+      message: 'نام کاربری فقط می‌تواند شامل حروف، اعداد، زیرخط و خط تیره باشد',
+    })(target, propertyKey)
+  }

src/common/utils/index.ts

@@ -1,4 +1,5 @@
 export * from './enum-translator.util'
+export * from './field-validator.util'
 export * from './http-client.util'
 export * from './jwt-user.util'
 export * from './mappers/consumer_mappers.util'