refactor(projects): 细节完善

src/utils/common/number.ts

@@ -21,3 +21,14 @@ export function transformToTimeCountDown(seconds: number) {
   const second = fillZero(seconds - minuteNum * SECONDS_A_MINUTE);
   return `${minute}: ${second}`;
 }
+
+/**
+ * 获取指定整数范围内的随机整数
+ * @param start - 开始范围
+ * @param end - 结束范围
+ */
+export function getRandomInterger(end: number, start: number = 0) {
+  const range = end - start;
+  const random = Math.floor(Math.random() * range + start);
+  return random;
+}