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// regarding copyright ownership.  The ASF licenses this file
// to you 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
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
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package org.apache.cloudstack.api.command.admin.ca;

import java.io.IOException;

import javax.inject.Inject;

import org.apache.cloudstack.acl.RoleType;
import org.apache.cloudstack.api.APICommand;
import org.apache.cloudstack.api.ApiConstants;
import org.apache.cloudstack.api.BaseCmd;
import org.apache.cloudstack.api.Parameter;
import org.apache.cloudstack.api.response.CertificateResponse;
import org.apache.cloudstack.ca.CAManager;

import com.cloud.user.Account;
import com.cloud.utils.exception.CloudRuntimeException;

@APICommand(name = ListCaCertificateCmd.APINAME,
        description = "Lists the CA public certificate(s) as support by the configured/provided CA plugin",
        responseObject = CertificateResponse.class,
        requestHasSensitiveInfo = false,
        responseHasSensitiveInfo = false,
        since = "4.11.0",
        authorized = {RoleType.Admin, RoleType.ResourceAdmin, RoleType.DomainAdmin, RoleType.User})
public class ListCaCertificateCmd extends BaseCmd {
    public static final String APINAME = "listCaCertificate";

    @Inject
    private CAManager caManager;

    /////////////////////////////////////////////////////
    //////////////// API parameters /////////////////////
    /////////////////////////////////////////////////////

    @Parameter(name = ApiConstants.PROVIDER, type = CommandType.STRING, description = "Name of the CA service provider, otherwise the default configured provider plugin will be used")
    private String provider;

    /////////////////////////////////////////////////////
    /////////////////// Accessors ///////////////////////
    /////////////////////////////////////////////////////

    public String getProvider() {
        return provider;
    }

    /////////////////////////////////////////////////////
    /////////////// API Implementation///////////////////
    /////////////////////////////////////////////////////

    @Override
    public void execute() {
        final String caCertificates;
        try {
            caCertificates = caManager.getCaCertificate(getProvider());
        } catch (final IOException e) {
            throw new CloudRuntimeException("Failed to get CA certificates for given CA provider");
        }
        final CertificateResponse certificateResponse = new CertificateResponse("cacertificates");
        certificateResponse.setCertificate(caCertificates);
        certificateResponse.setResponseName(getCommandName());
        setResponseObject(certificateResponse);
    }

    @Override
    public String getCommandName() {
        return APINAME.toLowerCase() + BaseCmd.RESPONSE_SUFFIX;
    }

    @Override
    public long getEntityOwnerId() {
        return Account.ACCOUNT_TYPE_NORMAL;
    }
}
