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package org.apache.james.webadmin.routes;

import javax.inject.Inject;

import org.apache.james.mailbox.cassandra.mail.task.SolveMailboxInconsistenciesService;
import org.apache.james.mailbox.cassandra.mail.task.SolveMailboxInconsistenciesTask;
import org.apache.james.webadmin.tasks.TaskFromRequestRegistry;
import org.apache.james.webadmin.tasks.TaskRegistrationKey;

import com.google.common.base.Preconditions;

public class SolveMailboxInconsistenciesRequestToTask extends TaskFromRequestRegistry.TaskRegistration {
    private static final TaskRegistrationKey REGISTRATION_KEY = TaskRegistrationKey.of("SolveInconsistencies");

    @Inject
    public SolveMailboxInconsistenciesRequestToTask(SolveMailboxInconsistenciesService service) {
        super(REGISTRATION_KEY,
            request -> {
                String header = request.headers("I-KNOW-WHAT-I-M-DOING");
                Preconditions.checkArgument(header != null
                        && header.equalsIgnoreCase("ALL-SERVICES-ARE-OFFLINE"),
                    "Due to concurrency risks, a `I-KNOW-WHAT-I-M-DOING` header should be positioned to " +
                        "`ALL-SERVICES-ARE-OFFLINE` in order to prevent accidental calls. " +
                        "Check the documentation for details.");

                return new SolveMailboxInconsistenciesTask(service);
            });
    }
}