package com.ynxbd.common.action.base;

import com.ynxbd.common.helper.common.HttpHelper;
import com.ynxbd.wx.wxfactory.ReqParamHelper;
import org.apache.commons.lang3.StringUtils;
import org.apache.struts2.ServletActionContext;
import org.apache.struts2.action.ServletRequestAware;
import org.apache.struts2.convention.annotation.ParentPackage;
import org.slf4j.MDC;

import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.Serializable;
import java.io.UnsupportedEncodingException;
import java.math.BigDecimal;


/**
 * @author 王绍全
 * @version v3.0.0
 * @project:微信公众号
 * @date 2022年02月21日下午12:39:32
 * @copyright: 2022云南新八达科技有限公司 All rights reserved.
 */
@ParentPackage("default")
public class BaseAction implements Serializable, ServletRequestAware {
    private static final long serialVersionUID = 3878349193368881604L;

    protected HttpServletRequest request;

    protected HttpServletResponse response;


    @Override
    public void withServletRequest(HttpServletRequest request) {
        try {
            request.setCharacterEncoding("utf-8");
            MDC.remove("ip");
            MDC.put("ip", HttpHelper.getIpAddress(request));
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }

        this.request = request;

        HttpServletResponse response = ServletActionContext.getResponse();
        response.setContentType("application/json;charset=utf-8");
        /* 允许跨域的主机地址 */
        response.setHeader("Access-Control-Allow-Origin", "*");
        /* 允许跨域的请求方法GET, POST, HEAD 等 */
        response.setHeader("Access-Control-Allow-Methods", "*");
        /* 重新预检验跨域的缓存时间 (s) */
        response.setHeader("Access-Control-Max-Age", "3600");
        /* 允许跨域的请求头 */
        response.setHeader("Access-Control-Allow-Headers", "*");
        /* 是否携带cookie */
        response.setHeader("Access-Control-Allow-Credentials", "true");
    }

    protected HttpServletRequest getRequest() {
        return ServletActionContext.getRequest();
    }

    protected HttpServletResponse getResponse() {
        return ServletActionContext.getResponse();
    }

    protected HttpSession getSession() {
        return this.getRequest().getSession();
    }

    protected ServletContext getServletContext() {
        return ServletActionContext.getServletContext();
    }

    protected String getString(String param) {
        String parameter = this.request.getParameter(param);
        if ("".equals(parameter)) {
            return null;
        }
        return parameter;
    }

    protected String getDecodeString(String param) {
        return ReqParamHelper.decode(param);
    }




    protected Integer getInteger(String param) {
        try {
            String val = this.request.getParameter(param);
            return StringUtils.isEmpty(val) ? null : Integer.valueOf(val);
        } catch (Exception e) {
            return null;
        }
    }

    protected Long getLong(String param) {
        try {
            String val = this.request.getParameter(param);
            return StringUtils.isEmpty(val) ? null : Long.valueOf(val);
        } catch (Exception e) {
            return null;
        }
    }

    protected Double getDouble(String param) {
        try {
            String val = this.request.getParameter(param);
            return StringUtils.isEmpty(val) ? null : Double.valueOf(val);
        } catch (Exception e) {
            return null;
        }
    }



    protected BigDecimal getBigDecimal(String param) {
        try {
            String val = this.request.getParameter(param);
            return StringUtils.isEmpty(val) ? null : new BigDecimal(val);
        } catch (Exception e) {
            return null;
        }
    }

    protected Boolean getBoolean(String param) {
        try {
            String val = this.request.getParameter(param);
            return StringUtils.isEmpty(val) ? null : Boolean.valueOf(val);
        } catch (Exception e) {
            return null;
        }
    }

    /**
     * 设置响应内容
     *
     * @param message 响应信息
     */
    protected String respEnd(String message) {
        HttpServletResponse response = this.getResponse();
        response.setContentType("application/json;charset=utf-8");
        try (PrintWriter pw = response.getWriter()) {
            pw.write(message);
            pw.flush();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return "SUCCESS";
    }

}