initial commit

src/utils/utils.ts

@@ -0,0 +1,38 @@
+const randomChars = () => {
+  const uppercaseAsciiStart = 65;
+  const letterIndex = Math.floor(Math.random() * 26);
+  const letter = String.fromCharCode(uppercaseAsciiStart + letterIndex);
+
+  return letter;
+};
+
+const generateNumberPlate = () => {
+  const numberPlateLetters = new Array(4);
+  const characters: string[] = [];
+  for (let index = 0; index <= numberPlateLetters.length; index++) {
+    const letter = randomChars();
+    characters.push(letter);
+  }
+  const number = Math.floor(Math.random() * 99);
+  characters.splice(2, 0, number + " ");
+  const numberPlate = characters.join("");
+
+  return numberPlate;
+};
+
+export const generateNumberPlateList = (numberofSightings = 5) => {
+  const numberPlates = [];
+
+  for (let i = 0; i <= numberofSightings; i++) {
+    numberPlates.push(generateNumberPlate());
+  }
+
+  return numberPlates;
+};
+
+export const formatNumberPlate = (plate: string) => {
+  const splittedPlate = plate?.split("");
+  splittedPlate?.splice(4, 0, " ");
+  const formattedPlate = splittedPlate?.join("");
+  return formattedPlate;
+};