Refactor video links building

shared/core-utils/common/miscs.ts

@@ -0,0 +1,51 @@
+// high excluded
+function randomInt (low: number, high: number) {
+  return Math.floor(Math.random() * (high - low) + low)
+}
+
+// Thanks https://stackoverflow.com/a/16187766
+function compareSemVer (a: string, b: string) {
+  const regExStrip0 = /(\.0+)+$/
+  const segmentsA = a.replace(regExStrip0, '').split('.')
+  const segmentsB = b.replace(regExStrip0, '').split('.')
+
+  const l = Math.min(segmentsA.length, segmentsB.length)
+
+  for (let i = 0; i < l; i++) {
+    const diff = parseInt(segmentsA[i], 10) - parseInt(segmentsB[i], 10)
+
+    if (diff) return diff
+  }
+
+  return segmentsA.length - segmentsB.length
+}
+
+function isPromise (value: any) {
+  return value && typeof value.then === 'function'
+}
+
+function isCatchable (value: any) {
+  return value && typeof value.catch === 'function'
+}
+
+function sortObjectComparator (key: string, order: 'asc' | 'desc') {
+  return (a: any, b: any) => {
+    if (a[key] < b[key]) {
+      return order === 'asc' ? -1 : 1
+    }
+
+    if (a[key] > b[key]) {
+      return order === 'asc' ? 1 : -1
+    }
+
+    return 0
+  }
+}
+
+export {
+  randomInt,
+  compareSemVer,
+  isPromise,
+  isCatchable,
+  sortObjectComparator
+}