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/Toast.tsx

@@ -0,0 +1,93 @@
+import { CheckboxIcon, InfoIcon, WarningIcon } from "outline-icons";
+import { darken } from "polished";
+import * as React from "react";
+import styled, { css } from "styled-components";
+import { fadeAndScaleIn, pulse } from "~/styles/animations";
+import { Toast as TToast } from "~/types";
+
+type Props = {
+  onRequestClose: () => void;
+  closeAfterMs?: number;
+  toast: TToast;
+};
+
+function Toast({ closeAfterMs = 3000, onRequestClose, toast }: Props) {
+  const timeout = React.useRef<ReturnType<typeof setTimeout>>();
+  const [pulse, setPulse] = React.useState(false);
+  const { action, type = "info", reoccurring } = toast;
+
+  React.useEffect(() => {
+    timeout.current = setTimeout(onRequestClose, toast.timeout || closeAfterMs);
+    return () => timeout.current && clearTimeout(timeout.current);
+  }, [onRequestClose, toast, closeAfterMs]);
+
+  React.useEffect(() => {
+    if (reoccurring) {
+      setPulse(!!reoccurring);
+      // must match animation time in css below vvv
+      setTimeout(() => setPulse(false), 250);
+    }
+  }, [reoccurring]);
+
+  return (
+    <ListItem $pulse={pulse}>
+      <Container onClick={action ? undefined : onRequestClose}>
+        {type === "info" && <InfoIcon color="currentColor" />}
+        {type === "success" && <CheckboxIcon checked color="currentColor" />}
+        {type === "warning" ||
+          (type === "error" && <WarningIcon color="currentColor" />)}
+        <Message>{toast.message}</Message>
+        {action && <Action onClick={action.onClick}>{action.text}</Action>}
+      </Container>
+    </ListItem>
+  );
+}
+
+const Action = styled.span`
+  display: inline-block;
+  padding: 10px 12px;
+  height: 100%;
+  text-transform: uppercase;
+  font-size: 12px;
+  color: ${(props) => props.theme.toastText};
+  background: ${(props) => darken(0.05, props.theme.toastBackground)};
+  border-top-right-radius: 5px;
+  border-bottom-right-radius: 5px;
+
+  &:hover {
+    background: ${(props) => darken(0.1, props.theme.toastBackground)};
+  }
+`;
+
+const ListItem = styled.li<{ $pulse?: boolean }>`
+  ${(props) =>
+    props.$pulse &&
+    css`
+      animation: ${pulse} 250ms;
+    `}
+`;
+
+const Container = styled.div`
+  display: inline-flex;
+  align-items: center;
+  animation: ${fadeAndScaleIn} 100ms ease;
+  margin: 8px 0;
+  padding: 0 12px;
+  color: ${(props) => props.theme.toastText};
+  background: ${(props) => props.theme.toastBackground};
+  font-size: 15px;
+  border-radius: 5px;
+  cursor: default;
+
+  &:hover {
+    background: ${(props) => darken(0.05, props.theme.toastBackground)};
+  }
+`;
+
+const Message = styled.div`
+  display: inline-block;
+  font-weight: 500;
+  padding: 10px 4px;
+`;
+
+export default Toast;