chore: update and use multiplatform datetime

shared/src/androidMain/kotlin/bou/amine/apps/readerforselfossv2/utils/DateUtils.kt

@@ -6,33 +6,8 @@ import kotlinx.datetime.*
 
 actual class DateUtils {
     actual companion object {
-        // Possible formats are
-        // yyyy-mm-dd hh:mm:ss format
-        private val oldVersionFormat = "\\d{4}-\\d{2}-\\d{2} \\d{2}:\\d{2}:\\d{2}(.()\\d*)?".toRegex()
-
-        // yyyy-MM-dd'T'HH:mm:ss[.SSS]XXX (RFC3339)
-        private val newVersionFormat = "(\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}:\\d{2})[+-](\\d{2}(:\\d{2})?)?".toRegex()
-
-        // TODO: do not fix any more issues here. Move everything to plateform specific code.
-        actual fun parseDate(dateString: String): Long {
-            var isoDateString: String =
-                try {
-                    if (dateString.matches(oldVersionFormat)) {
-                        dateString.replace(" ", "T")
-                    } else if (dateString.matches(newVersionFormat)) {
-                        newVersionFormat.find(dateString)?.groups?.get(1)?.value ?: throw Exception("Couldn't parse $dateString")
-                    } else {
-                        throw Exception("Unrecognized format for $dateString")
-                    }
-                } catch (e: Exception) {
-                    throw Exception("parseDate failed for $dateString", e)
-                }
-
-            return LocalDateTime.parse(isoDateString).toInstant(TimeZone.currentSystemDefault()).toEpochMilliseconds()
-        }
-
         actual fun parseRelativeDate(dateString: String): String {
-            val date = parseDate(dateString)
+            val date = dateString.toParsedDate()
 
             return " " +
                 DateUtils.getRelativeTimeSpanString(