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path: root/extension/react-app/src/components/TextDialog.tsx
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// Write a component that displays a dialog box with a text field and a button.
import React, { useEffect, useState } from "react";
import styled from "styled-components";
import { Button, secondaryDark, vscBackground, vscForeground } from ".";
import { isMetaEquivalentKeyPressed } from "../util";
import { ReactMarkdown } from "react-markdown/lib/react-markdown";

const ScreenCover = styled.div`
  position: fixed;
  width: 100%;
  height: 100%;
  background-color: rgba(168, 168, 168, 0.5);
  z-index: 100;
`;

const DialogContainer = styled.div`
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 75%;
`;

const Dialog = styled.div`
  color: ${vscForeground};
  background-color: ${vscBackground};
  border-radius: 8px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 0 10px 0 ${vscForeground};
  width: fit-content;
  margin: auto;
`;

const TextArea = styled.textarea`
  border: 1px solid #ccc;
  border-radius: 8px;
  padding: 8px;
  outline: 1px solid black;
  resize: none;
  background-color: ${secondaryDark};
  color: ${vscForeground};

  &:focus {
    outline: 1px solid ${vscForeground};
  }
`;

const P = styled.p`
  color: ${vscForeground};
  margin: 8px auto;
`;

const TextDialog = (props: {
  showDialog: boolean;
  onEnter: (text: string) => void;
  onClose: () => void;
  message?: string;
  entryOn?: boolean;
}) => {
  const [text, setText] = useState("");
  const textAreaRef = React.createRef<HTMLTextAreaElement>();

  useEffect(() => {
    if (textAreaRef.current) {
      textAreaRef.current.focus();
    }
  }, [props.showDialog]);

  return (
    <ScreenCover
      onClick={() => {
        props.onClose();
      }}
      hidden={!props.showDialog}
    >
      <DialogContainer
        onClick={(e) => {
          e.stopPropagation();
        }}
      >
        <Dialog>
          <ReactMarkdown>{props.message || ""}</ReactMarkdown>
          {props.entryOn && (
            <>
              <TextArea
                rows={10}
                ref={textAreaRef}
                onKeyDown={(e) => {
                  if (
                    e.key === "Enter" &&
                    isMetaEquivalentKeyPressed(e) &&
                    textAreaRef.current
                  ) {
                    props.onEnter(textAreaRef.current.value);
                    setText("");
                  } else if (e.key === "Escape") {
                    props.onClose();
                  }
                }}
              />
              <Button
                onClick={() => {
                  if (textAreaRef.current) {
                    props.onEnter(textAreaRef.current.value);
                    setText("");
                  }
                }}
              >
                Enter
              </Button>
            </>
          )}
        </Dialog>
      </DialogContainer>
    </ScreenCover>
  );
};

export default TextDialog;