// 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 org.apache.doris.spark.util;

import com.google.common.base.Preconditions;
import org.apache.commons.codec.binary.Base64;
import org.apache.http.HttpEntity;
import org.apache.http.HttpHeaders;
import org.apache.http.client.methods.HttpPost;

import java.nio.charset.StandardCharsets;
import java.util.HashMap;
import java.util.Map;

public class HttpPostBuilder {
    String url;
    Map<String, String> header;
    HttpEntity httpEntity;

    public HttpPostBuilder() {
        header = new HashMap<>();
    }

    public HttpPostBuilder setUrl(String url) {
        this.url = url;
        return this;
    }

    public HttpPostBuilder addCommonHeader() {
        header.put(HttpHeaders.EXPECT, "100-continue");
        return this;
    }

    public HttpPostBuilder baseAuth(String encoded) {
        header.put(HttpHeaders.AUTHORIZATION, "Basic " + encoded);
        return this;
    }

    public HttpPostBuilder setEntity(HttpEntity httpEntity) {
        this.httpEntity = httpEntity;
        return this;
    }

    public HttpPost build() {
        Preconditions.checkNotNull(url);
        Preconditions.checkNotNull(httpEntity);
        HttpPost put = new HttpPost(url);
        header.forEach(put::setHeader);
        put.setEntity(httpEntity);
        return put;
    }
}