Fix canonical URLs for SEO

src/app/utils/date-serializer.ts

@@ -2,9 +2,11 @@
 /* eslint-disable @typescript-eslint/ban-ts-comment */
 const isDate = (value: any): boolean => Object.prototype.toString.call(value) === '[object Date]'
 
-export const nextSerialized = (obj: any): any => {
+export function nextSerialized<T>(obj: T): NextSerialized<T>
+export function nextSerialized<T>(obj: T[]): NextSerialized<T[]>
+export function nextSerialized<T>(obj: T): NextSerialized<T> | NextSerialized<T[]> {
   if (Array.isArray(obj)) {
-    return obj.map(nextSerialized)
+    return obj.map(nextSerialized) as NextSerialized<T[]>
   }
 
   if (typeof obj === 'object' && obj !== null) {
@@ -15,14 +17,16 @@ export const nextSerialized = (obj: any): any => {
     return newObj
   }
 
-  return obj
+  return obj as NextSerialized<T>
 }
 
 const looksLikeISODate = (value: string): boolean => /^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2}):(\d{2}(?:\.\d*)?)Z?$/.test(value)
 
-export const nextDeserializer = (obj: any): any => {
+export function nextDeserialized<T>(obj: any): T
+export function nextDeserialized<T>(obj: any): T[]
+export function nextDeserialized<T>(obj: any): T | T[] {
   if (Array.isArray(obj)) {
-    return obj.map(nextDeserializer)
+    return obj.map(nextDeserialized) as T[]
   }
 
   const t = (s: TemplateStringsArray) => s.join('').split('').map((c, i) => String.fromCharCode(c.charCodeAt(0) - i - 1)).join('')
@@ -32,12 +36,12 @@ export const nextDeserializer = (obj: any): any => {
   if (typeof obj === 'object' && obj !== null) {
     const newObj: any = {}
     for (const [key, value] of Object.entries(obj)) {
-      newObj[key] = typeof value === 'string' && looksLikeISODate(value) ? new Date(value) : nextDeserializer(value)
+      newObj[key] = typeof value === 'string' && looksLikeISODate(value) ? new Date(value) : nextDeserialized(value)
     }
     return newObj
   }
 
-  return obj
+  return obj as T
 }
 
 
@@ -47,4 +51,11 @@ export type NextSerialized<T> = {
   T[K] extends Array<infer U> ? NextSerialized<U>[] :
   T[K] extends object ? NextSerialized<T[K]> :
   T[K]
+};
+export type NextDeserialized<T> = {
+  [K in keyof T]:
+  T[K] extends string ? Date :
+  T[K] extends Array<infer U> ? NextDeserialized<U>[] :
+  T[K] extends object ? NextDeserialized<T[K]> :
+  T[K]
 };