feat: added utility for refining checks data

Author: KoolTheba

src/utils/comparator/getRefinedChecks.tsx

@@ -0,0 +1,37 @@
+import { ScoreElement } from "../../types";
+import { CHECKS_LIST_NAMES } from "../../constants/checks";
+
+export const getRefinedChecks = (
+  from: ScoreElement[] = [],
+  to: ScoreElement[] = [],
+) => {
+  const haveMaxChecksNumber =
+    from.length === CHECKS_LIST_NAMES.length &&
+    to.length === CHECKS_LIST_NAMES.length;
+
+  if (haveMaxChecksNumber) {
+    return {
+      common: CHECKS_LIST_NAMES,
+      discrepancies: [],
+    };
+  }
+
+  const fromNames = from.map((el: ScoreElement) => el.name);
+  const toNames = to.map((el: ScoreElement) => el.name);
+  const allNames = new Set([...fromNames, ...toNames]);
+  const common = [];
+  const discrepancies = [];
+
+  for (const name of allNames) {
+    if (fromNames.includes(name) && toNames.includes(name)) {
+      common.push(name);
+    } else {
+      discrepancies.push(name);
+    }
+  }
+
+  return {
+    common: common.sort(),
+    discrepancies: discrepancies.sort(),
+  };
+};