🚧 Progress on React components

packages/components/src/DraftConfigurator/PatternOptions/index.js

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+import React, { useState } from "react";
+import PropTypes from "prop-types";
+import Pct from "../PatternOptionPercentage";
+import Deg from "../PatternOptionDegree";
+import Mm from "../PatternOptionMillimeter";
+import Bool from "../PatternOptionBool";
+import OptionGroup from "../OptionGroup";
+import { optionType, defaultGist, gistDefaults } from "../../utils";
+import { patternInfo, patternList } from "@freesewing/patterns";
+import { FormattedMessage } from "react-intl";
+import List from "@material-ui/core/List";
+import DownIcon from "@material-ui/icons/KeyboardArrowDown";
+
+const PatternOptions = props => {
+  const [expanded, setExpanded] = useState([]);
+
+  const toggleGroup = group => {
+    let shown = expanded.slice(0);
+    let index = shown.indexOf(group);
+    if (index === -1) shown.push(group);
+    else shown.splice(index, 1);
+    setExpanded(shown);
+  };
+
+  let pattern = patternInfo[props.pattern];
+  let dflts = gistDefaults(pattern.config, props.gist);
+
+  const renderGroup = group => {
+    let open = true;
+    if (expanded.indexOf(group) === -1) open = false;
+    let output = [];
+    let children = null;
+    if (expanded.indexOf(group) !== -1)
+      children = (
+        <ul className="nav l3">
+          <OptionGroup
+            key={group + "-group"}
+            units={props.units}
+            pattern={pattern}
+            dflts={dflts}
+            options={pattern.optionGroups[group]}
+            updateValue={props.updateValue}
+            triggerAction={props.triggerAction}
+          />
+        </ul>
+      );
+    output.push(
+      <li className={open ? "expanded" : "collapsed"} key={group + "-ghead"}>
+        <h3 onClick={() => toggleGroup(group)}>
+          <DownIcon
+            className={"icon-col-exp " + (open ? "expanded" : "collapsed")}
+          />
+          <FormattedMessage id={"optiongroups." + group} />
+        </h3>
+        {children}
+      </li>
+    );
+
+    return output;
+  };
+
+  return (
+    <ul className="nav l2">
+      {Object.keys(pattern.optionGroups).map(group => renderGroup(group))}
+    </ul>
+  );
+};
+
+PatternOptions.propTypes = {
+  pattern: PropTypes.oneOf(patternList),
+  units: PropTypes.oneOf(["metric", "imperial"]).isRequired
+};
+
+PatternOptions.defaultProps = {};
+
+export default PatternOptions;