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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * 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,
 * 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 com.aliyun.odps.table.utils;

import com.aliyun.odps.commons.transport.Headers;
import com.aliyun.odps.table.configuration.RestOptions;
import com.aliyun.odps.table.enviroment.EnvironmentSettings;
import com.aliyun.odps.tunnel.HttpHeaders;
import com.aliyun.odps.tunnel.TunnelConstants;

import java.util.HashMap;
import java.util.Map;
import java.util.Optional;

public class HttpUtils {

    public static Map createCommonHeader(EnvironmentSettings settings) {
        Map headers = new HashMap<>();
        headers.put(Headers.CONTENT_LENGTH, String.valueOf(0));
        if (settings != null && settings.getTags().isPresent()) {
            headers.put(HttpHeaders.HEADER_ODPS_TUNNEL_TAGS,
                        String.join(",", settings.getTags().get()));
        }
        return headers;
    }

    public static Map createCommonParams(EnvironmentSettings settings) {
        Map params = new HashMap<>();
        if (settings != null && settings.getQuotaName().isPresent()) {
            params.put(TunnelConstants.PARAM_QUOTA_NAME, settings.getQuotaName().get());
        }
        if (settings != null && settings.getSharingQuotaToken().isPresent()) {
            params.put(TunnelConstants.PARAM_SHARING_QUOTA_TOKEN, settings.getSharingQuotaToken().get());
        }
        return params;
    }

    public static long getAsyncIntervalInMills(EnvironmentSettings settings) {
        Optional restOptions = settings.getRestOptions();
        return restOptions.map(options -> options.getAsyncIntervalInMills()
                .orElse(ConfigConstants.DEFAULT_ASYNC_INTERVAL_IN_MILLS))
                .orElse(ConfigConstants.DEFAULT_ASYNC_INTERVAL_IN_MILLS);
    }

    public static int getAsyncTimeoutInSeconds(EnvironmentSettings settings) {
        Optional restOptions = settings.getRestOptions();
        return restOptions.map(options -> options.getAsyncTimeoutInSeconds()
                .orElse(ConfigConstants.DEFAULT_ASYNC_TIMEOUT_IN_SECONDS))
                .orElse(ConfigConstants.DEFAULT_ASYNC_TIMEOUT_IN_SECONDS);
    }

}