jjimenez/erp-imprimelibros
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This commit is contained in:
Jaime Jiménez
2025-11-17 10:35:04 +01:00
parent 73676f60b9
commit 6ff5250d1b
12 changed files with 3307 additions and 2646 deletions
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53
src/main/java/com/imprimelibros/erp/common/Utils.java
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@ -4,7 +4,9 @@ import java.math.BigDecimal;
import java.math.RoundingMode;
import java.security.Principal;
import java.text.NumberFormat;
import java.time.Instant;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.HashMap;
@ -12,6 +14,7 @@ import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.function.BiFunction;
import org.springframework.context.MessageSource;
@ -357,4 +360,54 @@ public class Utils {
DateTimeFormatter formatter = DateTimeFormatter.ofPattern("dd/MM/yyyy HH:mm", locale);
return dateTime.format(formatter);
}
public static String formatInstant(Instant instant, Locale locale) {
if (instant == null) {
return "";
}
ZoneId zone = zoneIdForLocale(locale);
DateTimeFormatter formatter = DateTimeFormatter
.ofPattern("dd/MM/yyyy HH:mm", locale)
.withZone(zone);
return formatter.format(instant);
}
/*********************
* Metodos auxiliares
*/
private static ZoneId zoneIdForLocale(Locale locale) {
if (locale == null || locale.getCountry().isEmpty()) {
return ZoneId.of("UTC");
}
// Buscar timezones cuyo ID termine con el country code
// Ej: ES -> Europe/Madrid
String country = locale.getCountry();
Set<String> zoneIds = ZoneId.getAvailableZoneIds();
for (String id : zoneIds) {
// TimeZone# getID() no funciona por país, pero sí el prefijo + país
if (id.endsWith("/" + country) || id.contains("/" + country)) {
return ZoneId.of(id);
}
}
// fallback por regiones comunes (manual pero muy útil)
Map<String, String> fallback = Map.of(
"ES", "Europe/Madrid",
"MX", "America/Mexico_City",
"AR", "America/Argentina/Buenos_Aires",
"US", "America/New_York",
"GB", "Europe/London",
"FR", "Europe/Paris");
if (fallback.containsKey(country)) {
return ZoneId.of(fallback.get(country));
}
return ZoneId.systemDefault(); // último fallback
}
}