12 files changed, 508 insertions, 0 deletions
diff --git a/FrontEnd/src/components/button/Button.css b/FrontEnd/src/components/button/Button.css
new file mode 100644
index 00000000..1da70f0e
--- /dev/null
+++ b/FrontEnd/src/components/button/Button.css
@@ -0,0 +1,64 @@
+.cru-button {
+  font-size: 1rem;
+  padding: 0.4em 0.8em;
+  transition: all 0.3s;
+  border-radius: 0.2em;
+  border: 1px solid;
+  cursor: pointer;
+}
+
+.cru-button:not(.outline) {
+  color: var(--cru-push-button-text-color);
+  background-color: var(--cru-clickable-normal-color);
+  border-color: var(--cru-clickable-normal-color);
+}
+
+.cru-button:not(.outline):hover {
+  background-color: var(--cru-clickable-hover-color);
+  border-color: var(--cru-clickable-hover-color);
+}
+
+.cru-button:not(.outline):focus {
+  background-color: var(--cru-clickable-focus-color);
+  border-color: var(--cru-clickable-focus-color);
+}
+
+.cru-button:not(.outline):active {
+  background-color: var(--cru-clickable-active-color);
+  border-color: var(--cru-clickable-active-color);
+}
+
+.cru-button:not(.outline):disabled {
+  color: var(--cru-push-button-disabled-text-color);
+  background-color: var(--cru-push-button-disabled-color);
+  border-color: var(--cru-push-button-disabled-color);
+  cursor: auto;
+}
+
+
+.cru-button.outline {
+  color: var(--cru-clickable-normal-color);
+  border-color: var(--cru-clickable-normal-color);
+  background-color: transparent;
+}
+
+.cru-button.outline:hover {
+  color: var(--cru-clickable-hover-color);
+  border-color: var(--cru-clickable-hover-color);
+}
+
+.cru-button.outline:focus {
+  color: var(--cru-clickable-focus-color);
+  border-color: var(--cru-clickable-focus-color);
+}
+
+.cru-button.outline:active {
+  color: var(--cru-clickable-active-color);
+  border-color: var(--cru-clickable-active-color);
+}
+
+.cru-button.outline:disabled {
+  color: var(--cru-clickable-disabled-color);
+  border-color: var(--cru-clickable-disabled-color);
+  cursor: auto;
+}
diff --git a/FrontEnd/src/components/button/Button.tsx b/FrontEnd/src/components/button/Button.tsx
new file mode 100644
index 00000000..30ea8c11
--- /dev/null
+++ b/FrontEnd/src/components/button/Button.tsx
@@ -0,0 +1,46 @@
+import { ComponentPropsWithoutRef, Ref } from "react";
+import classNames from "classnames";
+
+import { Text, useC, ClickableColor } from "../common";
+
+import "./Button.css";
+
+interface ButtonProps extends ComponentPropsWithoutRef<"button"> {
+  color?: ClickableColor;
+  text?: Text;
+  outline?: boolean;
+  buttonRef?: Ref<HTMLButtonElement> | null;
+}
+
+export default function Button(props: ButtonProps) {
+  const {
+    buttonRef,
+    color,
+    text,
+    outline,
+    className,
+    children,
+    ...otherProps
+  } = props;
+
+  if (text != null && children != null) {
+    console.warn("You can't set both text and children props.");
+  }
+
+  const c = useC();
+
+  return (
+    <button
+      ref={buttonRef}
+      className={classNames(
+        "cru-button",
+        `cru-clickable-${color ?? "primary"}`,
+        outline && "outline",
+        className,
+      )}
+      {...otherProps}
+    >
+      {text != null ? c(text) : children}
+    </button>
+  );
+}
diff --git a/FrontEnd/src/components/button/ButtonRow.css b/FrontEnd/src/components/button/ButtonRow.css
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/FrontEnd/src/components/button/ButtonRow.css
diff --git a/FrontEnd/src/components/button/ButtonRow.tsx b/FrontEnd/src/components/button/ButtonRow.tsx
new file mode 100644
index 00000000..eea60cc4
--- /dev/null
+++ b/FrontEnd/src/components/button/ButtonRow.tsx
@@ -0,0 +1,62 @@
+import { ComponentPropsWithoutRef, Ref } from "react";
+import classNames from "classnames";
+
+import Button from "./Button";
+import FlatButton from "./FlatButton";
+import IconButton from "./IconButton";
+import LoadingButton from "./LoadingButton";
+
+import "./ButtonRow.css";
+
+type ButtonRowButton = (
+  | {
+      type: "normal";
+      props: ComponentPropsWithoutRef<typeof Button>;
+    }
+  | {
+      type: "flat";
+      props: ComponentPropsWithoutRef<typeof FlatButton>;
+    }
+  | {
+      type: "icon";
+      props: ComponentPropsWithoutRef<typeof IconButton>;
+    }
+  | { type: "loading"; props: ComponentPropsWithoutRef<typeof LoadingButton> }
+) & { key: string | number };
+
+interface ButtonRowProps {
+  className?: string;
+  containerRef?: Ref<HTMLDivElement>;
+  buttons: ButtonRowButton[];
+  buttonsClassName?: string;
+}
+
+export default function ButtonRow({
+  className,
+  containerRef,
+  buttons,
+  buttonsClassName,
+}: ButtonRowProps) {
+  return (
+    <div ref={containerRef} className={classNames("cru-button-row", className)}>
+      {buttons.map((button) => {
+        const { type, key, props } = button;
+        const newClassName = classNames(props.className, buttonsClassName);
+        switch (type) {
+          case "normal":
+            return <Button key={key} {...props} className={newClassName} />;
+          case "flat":
+            return <FlatButton key={key} {...props} className={newClassName} />;
+          case "icon":
+            return <IconButton key={key} {...props} className={newClassName} />;
+          case "loading":
+            return (
+              <LoadingButton key={key} {...props} className={newClassName} />
+            );
+          default:
+            throw new Error();
+        }
+      })}
+    </div>
+  );
+}
diff --git a/FrontEnd/src/components/button/ButtonRowV2.tsx b/FrontEnd/src/components/button/ButtonRowV2.tsx
new file mode 100644
index 00000000..a54425cc
--- /dev/null
+++ b/FrontEnd/src/components/button/ButtonRowV2.tsx
@@ -0,0 +1,146 @@
+import { ComponentPropsWithoutRef, Ref } from "react";
+import classNames from "classnames";
+
+import { Text, ClickableColor } from "../common";
+
+import Button from "./Button";
+import FlatButton from "./FlatButton";
+import IconButton from "./IconButton";
+import LoadingButton from "./LoadingButton";
+
+import "./ButtonRow.css";
+
+type ButtonAction = "major" | "minor";
+
+interface ButtonRowV2ButtonBase {
+  key: string | number;
+  action?: ButtonAction;
+  color?: ClickableColor;
+  disabled?: boolean;
+  onClick?: () => void;
+}
+
+interface ButtonRowV2ButtonWithNoType extends ButtonRowV2ButtonBase {
+  type?: undefined | null;
+  text: Text;
+  outline?: boolean;
+  props?: ComponentPropsWithoutRef<typeof Button>;
+}
+
+interface ButtonRowV2NormalButton extends ButtonRowV2ButtonBase {
+  type: "normal";
+  text: Text;
+  outline?: boolean;
+  props?: ComponentPropsWithoutRef<typeof Button>;
+}
+
+interface ButtonRowV2FlatButton extends ButtonRowV2ButtonBase {
+  type: "flat";
+  text: Text;
+  props?: ComponentPropsWithoutRef<typeof FlatButton>;
+}
+
+interface ButtonRowV2IconButton extends ButtonRowV2ButtonBase {
+  type: "icon";
+  icon: string;
+  props?: ComponentPropsWithoutRef<typeof IconButton>;
+}
+
+interface ButtonRowV2LoadingButton extends ButtonRowV2ButtonBase {
+  type: "loading";
+  text: Text;
+  loading?: boolean;
+  props?: ComponentPropsWithoutRef<typeof LoadingButton>;
+}
+
+type ButtonRowV2Button =
+  | ButtonRowV2ButtonWithNoType
+  | ButtonRowV2NormalButton
+  | ButtonRowV2FlatButton
+  | ButtonRowV2IconButton
+  | ButtonRowV2LoadingButton;
+
+interface ButtonRowV2Props {
+  className?: string;
+  containerRef?: Ref<HTMLDivElement>;
+  buttons: ButtonRowV2Button[];
+  buttonsClassName?: string;
+}
+
+export default function ButtonRowV2({
+  className,
+  containerRef,
+  buttons,
+  buttonsClassName,
+}: ButtonRowV2Props) {
+  return (
+    <div ref={containerRef} className={classNames("cru-button-row", className)}>
+      {buttons.map((button) => {
+        const { key, action, color, disabled, onClick } = button;
+
+        const realAction: ButtonAction = action ?? "minor";
+        const realColor =
+          color ?? (realAction === "major" ? "primary" : "minor");
+
+        const commonProps = { key, color: realColor, disabled, onClick };
+        const newClassName = classNames(
+          button.props?.className,
+          buttonsClassName,
+        );
+
+        switch (button.type) {
+          case null:
+          case undefined:
+          case "normal": {
+            const { text, outline, props } = button;
+            return (
+              <Button
+                {...commonProps}
+                text={text}
+                outline={outline ?? realAction !== "major"}
+                {...props}
+                className={newClassName}
+              />
+            );
+          }
+          case "flat": {
+            const { text, props } = button;
+            return (
+              <FlatButton
+                {...commonProps}
+                text={text}
+                {...props}
+                className={newClassName}
+              />
+            );
+          }
+          case "icon": {
+            const { icon, props } = button;
+            return (
+              <IconButton
+                {...commonProps}
+                icon={icon}
+                {...props}
+                className={newClassName}
+              />
+            );
+          }
+          case "loading": {
+            const { text, loading, props } = button;
+            return (
+              <LoadingButton
+                {...commonProps}
+                text={text}
+                loading={loading}
+                {...props}
+                className={newClassName}
+              />
+            );
+          }
+          default:
+            throw new Error();
+        }
+      })}
+    </div>
+  );
+}
diff --git a/FrontEnd/src/components/button/FlatButton.css b/FrontEnd/src/components/button/FlatButton.css
new file mode 100644
index 00000000..2050946c
--- /dev/null
+++ b/FrontEnd/src/components/button/FlatButton.css
@@ -0,0 +1,27 @@
+.cru-flat-button {
+  font-size: 1rem;
+  padding: 0.4em 0.8em;
+  transition: all 0.5s;
+  border-radius: 0.2em;
+  background-color: var(--cru-clickable-grayscale-normal-color);
+  border: 1px none;
+  color: var(--cru-clickable-normal-color);
+  cursor: pointer;
+}
+
+.cru-flat-button:hover {
+  background-color: var(--cru-clickable-grayscale-hover-color);
+}
+
+.cru-flat-button:focus {
+  background-color: var(--cru-clickable-grayscale-focus-color);
+}
+
+.cru-flat-button:active {
+  background-color: var(--cru-clickable-grayscale-active-color);
+}
+
+.cru-flat-button:disabled {
+  color: var(--cru-clickable-disabled-color);
+  cursor: auto;
+}
+\ No newline at end of file
diff --git a/FrontEnd/src/components/button/FlatButton.tsx b/FrontEnd/src/components/button/FlatButton.tsx
new file mode 100644
index 00000000..aad02e76
--- /dev/null
+++ b/FrontEnd/src/components/button/FlatButton.tsx
@@ -0,0 +1,36 @@
+import { ComponentPropsWithoutRef, Ref } from "react";
+import classNames from "classnames";
+
+import { Text, useC, ClickableColor } from "../common";
+
+import "./FlatButton.css";
+
+interface FlatButtonProps extends ComponentPropsWithoutRef<"button"> {
+  color?: ClickableColor;
+  text?: Text;
+  buttonRef?: Ref<HTMLButtonElement> | null;
+}
+
+export default function FlatButton(props: FlatButtonProps) {
+  const { color, text, className, children, buttonRef, ...otherProps } = props;
+
+  if (text != null && children != null) {
+    console.warn("You can't set both text and children props.");
+  }
+
+  const c = useC();
+
+  return (
+    <button
+      ref={buttonRef}
+      className={classNames(
+        "cru-flat-button",
+        `cru-clickable-${color ?? "primary"}`,
+        className,
+      )}
+      {...otherProps}
+    >
+      {text != null ? c(text) : children}
+    </button>
+  );
+}
diff --git a/FrontEnd/src/components/button/IconButton.css b/FrontEnd/src/components/button/IconButton.css
new file mode 100644
index 00000000..a3747201
--- /dev/null
+++ b/FrontEnd/src/components/button/IconButton.css
@@ -0,0 +1,30 @@
+.cru-icon-button {
+  color: var(--cru-clickable-normal-color);
+  font-size: 1.4rem;
+  background: none;
+  border: none;
+  transition: all 0.5s;
+  cursor: pointer;
+  user-select: none;
+}
+
+.cru-icon-button:hover {
+  color: var(--cru-clickable-hover-color);
+}
+
+.cru-icon-button:focus {
+  color: var(--cru-clickable-focus-color);
+}
+
+.cru-icon-button:active {
+  color: var(--cru-clickable-active-color);
+}
+
+.cru-flat-button:disabled {
+  color: var(--cru-clickable-disabled-color);
+  cursor: auto;
+}
+
+.cru-icon-button.large {
+  font-size: 1.6rem;
+}
diff --git a/FrontEnd/src/components/button/IconButton.tsx b/FrontEnd/src/components/button/IconButton.tsx
new file mode 100644
index 00000000..e0862167
--- /dev/null
+++ b/FrontEnd/src/components/button/IconButton.tsx
@@ -0,0 +1,30 @@
+import { ComponentPropsWithoutRef } from "react";
+import classNames from "classnames";
+
+import { ClickableColor } from "../common";
+
+import "./IconButton.css";
+
+interface IconButtonProps extends ComponentPropsWithoutRef<"i"> {
+  icon: string;
+  color?: ClickableColor;
+  large?: boolean;
+  disabled?: boolean; // TODO: Not implemented
+}
+
+export default function IconButton(props: IconButtonProps) {
+  const { icon, color, className, large, ...otherProps } = props;
+
+  return (
+    <button
+      className={classNames(
+        "cru-icon-button",
+        `cru-clickable-${color ?? "grayscale"}`,
+        large && "large",
+        "bi-" + icon,
+        className,
+      )}
+      {...otherProps}
+    />
+  );
+}
diff --git a/FrontEnd/src/components/button/LoadingButton.css b/FrontEnd/src/components/button/LoadingButton.css
new file mode 100644
index 00000000..23fadd3d
--- /dev/null
+++ b/FrontEnd/src/components/button/LoadingButton.css
@@ -0,0 +1,13 @@
+.cru-loading-button {
+  display: flex;
+  align-items: center;
+}
+
+.cru-loading-button-spinner {
+  margin-left: 0.5em;
+}
+
+.cru-loading-button-loading {
+  color: var(--cru-clickable-normal-color) !important;
+  border-color: var(--cru-clickable-normal-color) !important;
+}
+\ No newline at end of file
diff --git a/FrontEnd/src/components/button/LoadingButton.tsx b/FrontEnd/src/components/button/LoadingButton.tsx
new file mode 100644
index 00000000..9d65a2b3
--- /dev/null
+++ b/FrontEnd/src/components/button/LoadingButton.tsx
@@ -0,0 +1,39 @@
+import classNames from "classnames";
+
+import { I18nText, ClickableColor, useC } from "../common";
+import Spinner from "../Spinner";
+
+import "./LoadingButton.css";
+
+interface LoadingButtonProps extends React.ComponentPropsWithoutRef<"button"> {
+  color?: ClickableColor;
+  text?: I18nText;
+  loading?: boolean;
+}
+
+export default function LoadingButton(props: LoadingButtonProps) {
+  const c = useC();
+
+  const { color, text, loading, disabled, className, children, ...otherProps } =
+    props;
+
+  if (text != null && children != null) {
+    console.warn("You can't set both text and children props.");
+  }
+
+  return (
+    <button
+      disabled={disabled || loading}
+      className={classNames(
+        "cru-button outline cru-loading-button",
+        `cru-clickable-${color ?? "primary"}`,
+        loading && "cru-loading-button-loading",
+        className,
+      )}
+      {...otherProps}
+    >
+      {text != null ? c(text) : children}
+      {loading && <Spinner className="cru-loading-button-spinner" />}
+    </button>
+  );
+}
diff --git a/FrontEnd/src/components/button/index.tsx b/FrontEnd/src/components/button/index.tsx
new file mode 100644
index 00000000..b5aa5470
--- /dev/null
+++ b/FrontEnd/src/components/button/index.tsx
@@ -0,0 +1,15 @@
+import Button from "./Button";
+import FlatButton from "./FlatButton";
+import IconButton from "./IconButton";
+import LoadingButton from "./LoadingButton";
+import ButtonRow from "./ButtonRow";
+import ButtonRowV2 from "./ButtonRowV2";
+
+export {
+  Button,
+  FlatButton,
+  IconButton,
+  LoadingButton,
+  ButtonRow,
+  ButtonRowV2,
+};