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package io.radanalytics.operator.common;

import io.fabric8.kubernetes.api.model.ConfigMap;
import io.fabric8.kubernetes.api.model.apiextensions.CustomResourceDefinition;
import io.fabric8.kubernetes.client.KubernetesClient;
import io.radanalytics.operator.resource.HasDataHelper;

import java.util.Map;
import java.util.concurrent.CompletableFuture;
import java.util.function.BiConsumer;
import java.util.function.Function;
import java.util.function.Predicate;

import static io.radanalytics.operator.common.OperatorConfig.ALL_NAMESPACES;

public class ConfigMapWatcher extends AbstractWatcher {

    // use via builder
    private ConfigMapWatcher(String namespace,
                             String entityName,
                             KubernetesClient client,
                             Map selector,
                             BiConsumer onAdd,
                             BiConsumer onDelete,
                             BiConsumer onModify,
                             Predicate predicate,
                             Function convert) {
        super(true, namespace, entityName, client, null, selector, onAdd, onDelete, onModify, predicate, convert, null);
    }

    public static class Builder {
        private String namespace = ALL_NAMESPACES;
        private String entityName;
        private KubernetesClient client;
        private Map selector;

        private BiConsumer onAdd;
        private BiConsumer onDelete;
        private BiConsumer onModify;
        private Predicate predicate;
        private Function convert;

        public Builder withNamespace(String namespace) {
            this.namespace = namespace;
            return this;
        }

        public Builder withEntityName(String entityName) {
            this.entityName = entityName;
            return this;
        }

        public Builder withClient(KubernetesClient client) {
            this.client = client;
            return this;
        }

        public Builder withSelector(Map selector) {
            this.selector = selector;
            return this;
        }

        public Builder withOnAdd(BiConsumer onAdd) {
            this.onAdd = onAdd;
            return this;
        }

        public Builder withOnDelete(BiConsumer onDelete) {
            this.onDelete = onDelete;
            return this;
        }

        public Builder withOnModify(BiConsumer onModify) {
            this.onModify = onModify;
            return this;
        }

        public Builder withPredicate(Predicate predicate) {
            this.predicate = predicate;
            return this;
        }

        public Builder withConvert(Function convert) {
            this.convert = convert;
            return this;
        }

        public ConfigMapWatcher build() {
            return new ConfigMapWatcher(namespace, entityName, client, selector, onAdd, onDelete, onModify, predicate, convert);
        }
    }

    public static  T defaultConvert(Class clazz, ConfigMap cm) {
        return HasDataHelper.parseCM(clazz, cm);
    }

    @Override
    public CompletableFuture> watch() {
        return createConfigMapWatch().thenApply(watch -> this);
    }
}