Introduce ui-forms framework

Adding a new ui framework to make creating forms as easy and consistent as possible. It wraps a lot of boilerplate code and enforces good practices for make the forms in the "SCM-Manager way".


Co-authored-by: Florian Scholdei <florian.scholdei@cloudogu.com>
Co-authored-by: Konstantin Schaper <konstantin.schaper@cloudogu.com>

Reviewed-by: Rene Pfeuffer <rene.pfeuffer@cloudogu.com>

scm-ui/ui-buttons/src/Button.tsx

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+/*
+ * MIT License
+ *
+ * Copyright (c) 2020-present Cloudogu GmbH and Contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+import React, { AnchorHTMLAttributes, ButtonHTMLAttributes } from "react";
+import { Link as ReactRouterLink, LinkProps as ReactRouterLinkProps } from "react-router-dom";
+import classNames from "classnames";
+import { createAttributesForTesting } from "@scm-manager/ui-components";
+
+export const ButtonVariants = {
+  PRIMARY: "primary",
+  SECONDARY: "secondary",
+  TERTIARY: "tertiary",
+  SIGNAL: "signal",
+} as const;
+
+export const ButtonVariantList = Object.values(ButtonVariants);
+
+type ButtonVariant = typeof ButtonVariants[keyof typeof ButtonVariants];
+
+const createButtonClasses = (variant?: ButtonVariant, isLoading?: boolean) =>
+  classNames("button", {
+    "is-primary": variant === "primary",
+    "is-primary is-outlined": variant === "secondary",
+    "is-primary is-inverted": variant === "tertiary",
+    "is-warning": variant === "signal",
+    "is-loading": isLoading,
+  });
+
+type BaseButtonProps = {
+  variant?: ButtonVariant;
+  isLoading?: boolean;
+  testId?: string;
+};
+
+type ButtonProps = BaseButtonProps & ButtonHTMLAttributes<HTMLButtonElement>;
+
+/**
+ * Styled html button
+ */
+export const Button = React.forwardRef<HTMLButtonElement, ButtonProps>(
+  ({ className, variant, isLoading, testId, children, ...props }, ref) => (
+    <button
+      {...props}
+      className={classNames(createButtonClasses(variant, isLoading), className)}
+      ref={ref}
+      {...createAttributesForTesting(testId)}
+    >
+      {children}
+    </button>
+  )
+);
+
+type LinkButtonProps = BaseButtonProps & ReactRouterLinkProps;
+
+/**
+ * Styled react router link
+ */
+export const LinkButton = React.forwardRef<HTMLAnchorElement, LinkButtonProps>(
+  ({ className, variant, isLoading, testId, children, ...props }, ref) => (
+    <ReactRouterLink
+      {...props}
+      className={classNames(createButtonClasses(variant, isLoading), className)}
+      ref={ref}
+      {...createAttributesForTesting(testId)}
+    >
+      {children}
+    </ReactRouterLink>
+  )
+);
+
+type ExternalLinkButtonProps = BaseButtonProps & AnchorHTMLAttributes<HTMLAnchorElement>;
+
+/**
+ * Styled html anchor
+ */
+export const ExternalLinkButton = React.forwardRef<HTMLAnchorElement, ExternalLinkButtonProps>(
+  ({ className, variant, isLoading, testId, children, ...props }, ref) => (
+    <a
+      {...props}
+      className={classNames(createButtonClasses(variant, isLoading), className)}
+      ref={ref}
+      {...createAttributesForTesting(testId)}
+    >
+      {children}
+    </a>
+  )
+);