de.codecentric.spring.boot.chaos.monkey.endpoints.dto.ChaosMonkeyStatusResponseDto Maven / Gradle / Ivy

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/*
 * Copyright 2022 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package de.codecentric.spring.boot.chaos.monkey.endpoints.dto;

import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonInclude.Include;
import java.time.Duration;
import java.time.Instant;
import java.time.OffsetDateTime;
import java.time.ZoneId;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.springframework.lang.Nullable;

@Data
@NoArgsConstructor
@JsonInclude(Include.NON_NULL)
public class ChaosMonkeyStatusResponseDto {

    private boolean isEnabled;
    private OffsetDateTime enabledAt;
    private OffsetDateTime disabledAt;
    private Value enabledFor;

    public ChaosMonkeyStatusResponseDto(boolean isEnabled, @Nullable Long lastStatusToggleTimestamp, @Nullable Duration enabledFor) {
        this.isEnabled = isEnabled;
        OffsetDateTime lastStatusToggleTime = lastStatusToggleTimestamp != null
                ? OffsetDateTime.ofInstant(Instant.ofEpochMilli(lastStatusToggleTimestamp), ZoneId.systemDefault())
                : null;
        this.enabledAt = isEnabled ? lastStatusToggleTime : null;
        this.disabledAt = !isEnabled ? lastStatusToggleTime : null;
        this.enabledFor = enabledFor != null ? new Value<>(enabledFor, formatDuration(enabledFor)) : null;
    }

    private String formatDuration(Duration duration) {
        long inSeconds = duration.getSeconds();
        long secondsPart = inSeconds % 60;
        long minutesPart = (inSeconds % 3600) / 60;

        if (duration.toHours() > 0) {
            return String.format("%d hours %02d minutes %02d seconds", duration.toHours(), minutesPart, secondsPart);
        } else if (duration.toMinutes() > 0) {
            return String.format("%d minutes %02d seconds", duration.toMinutes(), secondsPart);
        } else {
            return String.format("%d seconds", inSeconds);
        }
    }

    @Data
    @NoArgsConstructor
    @AllArgsConstructor
    public static class Value {

        private T raw;
        private String formatted;
    }
}