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src/main/java/it/auties/whatsapp/model/chat/ChatMessagePinTimer.java

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+package it.auties.whatsapp.model.chat;
+
+import it.auties.protobuf.annotation.ProtobufConverter;
+import it.auties.protobuf.annotation.ProtobufEnumIndex;
+import it.auties.protobuf.model.ProtobufEnum;
+
+import java.time.Duration;
+import java.util.Arrays;
+
+/**
+ * Enum representing the ChatMessagePinTimer period. Each constant is associated with a specific
+ * duration period.
+ */
+public enum ChatMessagePinTimer implements ProtobufEnum {
+    /**
+     * ChatMessagePinTimer with duration of 0 days.
+     */
+    OFF(0, Duration.ofDays(0)),
+
+    /**
+     * ChatMessagePinTimer with duration of 1 day.
+     */
+    ONE_DAY(1, Duration.ofDays(1)),
+
+    /**
+     * ChatMessagePinTimer with duration of 7 days.
+     */
+    ONE_WEEK(2, Duration.ofDays(7)),
+
+    /**
+     * ChatMessagePinTimer with duration of 30 days.
+     */
+    ONE_MONTH(3, Duration.ofDays(30));
+
+    private final Duration period;
+    final int index;
+
+    ChatMessagePinTimer(@ProtobufEnumIndex int index, Duration period) {
+        this.index = index;
+        this.period = period;
+    }
+
+    public int index() {
+        return index;
+    }
+
+    public Duration period() {
+        return period;
+    }
+
+    @ProtobufConverter
+    public static ChatMessagePinTimer of(int value) {
+        return Arrays.stream(values())
+                .filter(entry -> entry.period().toSeconds() == value || entry.period().toDays() == value)
+                .findFirst()
+                .orElse(OFF);
+    }
+
+    @ProtobufConverter
+    public int periodSeconds() {
+        return (int) period.toSeconds();
+    }
+}