package cc.mrbird.febs.common.utils;


import cn.hutool.core.date.DatePattern;
import cn.hutool.core.date.DateUtil;
import net.sf.json.JSONObject;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.mime.MultipartEntityBuilder;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.protocol.HTTP;
import org.apache.http.util.EntityUtils;

import java.io.IOException;
import java.util.Date;
import java.util.Map;
import java.util.TreeMap;

/**
 * 邮件发送
 *
 * @author wzy
 * @date 2020-05-27
 **/
public class SubMailSend {

    /**
     * 时间戳接口配置
     */
    public static final String TIMESTAMP = "https://api.mysubmail.com/service/timestamp";
    /**
     * API 请求接口配置
     */
    private static final String URL = "https://api.mysubmail.com/mail/xsend";

    public static final String TYPE_MD5 = "md5";
    public static final String TYPE_SHA1 = "sha1";

    private static final String APP_ID = "16082";
    private static final String APP_KEY = "f34c792a1112c16c190ed7190d386c4f";
    private static final String FROM = "hibit@submail.hibit.cc";
    private static final String SIGN_TYPE = "";

    /**
     * 发送验证码邮件
     *
     * @param to   对象
     * @param code 验证码
     * @return true or false
     */
    public static boolean sendMail(String to, String code) {
        JSONObject vars = new JSONObject();
        vars.put("code", code);

        String project = "CVj6P";
        return request(vars, project, to);
    }

    /**
     * 发送充值成功邮件
     *
     * @param to      对象
     * @param time    成功时间
     * @param orderNo 订单编号
     * @return true or false
     */
    public static boolean sendRechargeMail(String to, String time, String orderNo) {
        JSONObject vars = new JSONObject();
        vars.put("time", time);
        vars.put("orderNo", orderNo);
        String project = "4DvTC2";
        return request(vars, project, to);
    }

    public static boolean sendWithdrawalMail(String to, String time) {
        JSONObject vars = new JSONObject();
        vars.put("time", time);
        String project = "e3BO91";
        return request(vars, project, to);
    }


    private static boolean request(JSONObject vars, String project, String to) {
        TreeMap<String, Object> requestData = new TreeMap<String, Object>();
        requestData.put("appid", APP_ID);
        requestData.put("project", project);
        requestData.put("to", to);
        requestData.put("from", FROM);
        if (!vars.isEmpty()) {
            requestData.put("vars", vars.toString());
        }

        MultipartEntityBuilder builder = MultipartEntityBuilder.create();
        @SuppressWarnings("deprecation")
        ContentType contentType = ContentType.create(HTTP.PLAIN_TEXT_TYPE, HTTP.UTF_8);
        for (Map.Entry<String, Object> entry : requestData.entrySet()) {
            String key = entry.getKey();
            Object value = entry.getValue();
            if (value instanceof String) {
                builder.addTextBody(key, String.valueOf(value), contentType);
            }
        }
        if (SIGN_TYPE.equals(TYPE_MD5) || SIGN_TYPE.equals(TYPE_SHA1)) {
            String timestamp = getTimestamp();
            requestData.put("timestamp", timestamp);
            requestData.put("sign_type", SIGN_TYPE);
            String signStr = APP_ID + APP_KEY + RequestEncoder.formatRequest(requestData) + APP_ID + APP_KEY;

            builder.addTextBody("timestamp", timestamp);
            builder.addTextBody("sign_type", SIGN_TYPE);
            builder.addTextBody("signature", RequestEncoder.encode(SIGN_TYPE, signStr), contentType);
        } else {
            builder.addTextBody("signature", APP_KEY, contentType);
        }

        HttpPost httpPost = new HttpPost(URL);
        httpPost.addHeader("charset", "UTF-8");
        httpPost.setEntity(builder.build());
        try {
            CloseableHttpClient closeableHttpClient = HttpClientBuilder.create().build();
            HttpResponse response = closeableHttpClient.execute(httpPost);
            HttpEntity httpEntity = response.getEntity();
            if (httpEntity != null) {
                String jsonStr = EntityUtils.toString(httpEntity, "UTF-8");
                if ("success".equals(JSONObject.fromObject(jsonStr).getString("status"))) {
                    return true;
                }
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        return false;
    }


    /**
     * 获取时间戳
     *
     * @return
     */
    private static String getTimestamp() {
        CloseableHttpClient closeableHttpClient = HttpClientBuilder.create().build();
        HttpGet httpget = new HttpGet(TIMESTAMP);
        try {
            HttpResponse response = closeableHttpClient.execute(httpget);
            HttpEntity httpEntity = response.getEntity();
            String jsonStr = EntityUtils.toString(httpEntity, "UTF-8");
            if (jsonStr != null) {
                JSONObject json = JSONObject.fromObject(jsonStr);
                return json.getString("timestamp");
            }
            closeableHttpClient.close();
        } catch (IOException e) {
            e.printStackTrace();
        }

        return null;
    }

    public static void main(String[] args) {
//        System.out.println(sendMail("546766039@qq.com", "123456"));

        System.out.println(sendRechargeMail("546766039@qq.com", DateUtil.format(new Date(), DatePattern.NORM_DATETIME_PATTERN), "123456"));
    }
}