chore: Move to Typescript (#2783)

This PR moves the entire project to Typescript. Due to the ~1000 ignores this will lead to a messy codebase for a while, but the churn is worth it – all of those ignore comments are places that were never type-safe previously.

closes #1282

app/components/Guide.tsx

@@ -0,0 +1,115 @@
+import { observer } from "mobx-react";
+import * as React from "react";
+import { Dialog, DialogBackdrop, useDialogState } from "reakit/Dialog";
+import styled from "styled-components";
+import Scrollable from "~/components/Scrollable";
+import usePrevious from "~/hooks/usePrevious";
+
+type Props = {
+  children?: React.ReactNode;
+  isOpen: boolean;
+  title?: string;
+  onRequestClose: () => void;
+};
+
+const Guide = ({
+  children,
+  isOpen,
+  title = "Untitled",
+  onRequestClose,
+  ...rest
+}: Props) => {
+  const dialog = useDialogState({
+    animated: 250,
+  });
+  const wasOpen = usePrevious(isOpen);
+
+  React.useEffect(() => {
+    if (!wasOpen && isOpen) {
+      dialog.show();
+    }
+
+    if (wasOpen && !isOpen) {
+      dialog.hide();
+    }
+  }, [dialog, wasOpen, isOpen]);
+
+  return (
+    <DialogBackdrop {...dialog}>
+      {(props) => (
+        <Backdrop {...props}>
+          <Dialog
+            {...dialog}
+            aria-label={title}
+            preventBodyScroll
+            hideOnEsc
+            hide={onRequestClose}
+          >
+            {(props) => (
+              <Scene {...props} {...rest}>
+                <Content>
+                  {title && <Header>{title}</Header>}
+                  {children}
+                </Content>
+              </Scene>
+            )}
+          </Dialog>
+        </Backdrop>
+      )}
+    </DialogBackdrop>
+  );
+};
+
+const Header = styled.h1`
+  font-size: 18px;
+  margin-top: 0;
+  margin-bottom: 1em;
+`;
+
+const Backdrop = styled.div`
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background-color: ${(props) => props.theme.backdrop} !important;
+  z-index: ${(props) => props.theme.depths.modalOverlay};
+  transition: opacity 200ms ease-in-out;
+  opacity: 0;
+
+  &[data-enter] {
+    opacity: 1;
+  }
+`;
+
+const Scene = styled.div`
+  position: absolute;
+  top: 0;
+  right: 0;
+  bottom: 0;
+  margin: 12px;
+  z-index: ${(props) => props.theme.depths.modal};
+  display: flex;
+  justify-content: center;
+  align-items: flex-start;
+  width: 350px;
+  background: ${(props) => props.theme.background};
+  transition: ${(props) => props.theme.backgroundTransition};
+  border-radius: 8px;
+  outline: none;
+  opacity: 0;
+  transform: translateX(16px);
+  transition: transform 250ms ease, opacity 250ms ease;
+
+  &[data-enter] {
+    opacity: 1;
+    transform: translateX(0px);
+  }
+`;
+
+const Content = styled(Scrollable)`
+  width: 100%;
+  padding: 16px;
+`;
+
+export default observer(Guide);