package com.ynxbd.common.result.struts2;

import com.opensymphony.xwork2.ActionInvocation;
import com.ynxbd.common.helper.common.JsonHelper;
import com.ynxbd.common.result.Result;
import com.ynxbd.wx.wxfactory.utils.XmlHelper;
import org.apache.struts2.ServletActionContext;

import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.nio.charset.StandardCharsets;
import java.util.HashMap;
import java.util.Map;

public class BaseResult implements com.opensymphony.xwork2.Result {

    @Override
    public void execute(ActionInvocation actionInvocation) {
    }

    /**
     * 重定向
     *
     * @param location 重定向地址
     */
    public static Result redirect(String location) {
        try {
            HttpServletResponse response = ServletActionContext.getResponse();
            response.sendRedirect(response.encodeRedirectURL(location));
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }

    /**
     * 请求返回success
     */
    public static Result respStr() {
        HttpServletResponse response = ServletActionContext.getResponse();
        try (PrintWriter pw = response.getWriter()) {
            pw.write("success");
            pw.flush();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return null;
    }

    /**
     * 返回json
     */
    public static Result respJson(Object data) {
        HttpServletResponse response = ServletActionContext.getResponse();
        response.setContentType("application/json;charset=utf-8");
        try (PrintWriter pw = response.getWriter()) {
            pw.write(JsonHelper.toJsonString(data));
            pw.flush();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return null;
    }


    /**
     * 返回xml（action）
     */
    public static Result respXml(String data) {
        return respXml(ServletActionContext.getResponse(), data);
    }

    /**
     * 返回xml
     */
    public static Result respXml(HttpServletResponse response, String data) {
        if (data == null) {
            return null;
        }
        try (OutputStream out = response.getOutputStream()) {
            out.write(data.getBytes());
            out.flush();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return null;
    }

    /**
     * 返回xml
     */
    public static Result respStr(HttpServletResponse response, String data) {
        if (data == null) {
            data = "";
        }
        try (OutputStream out = response.getOutputStream()) {
            out.write(data.getBytes(StandardCharsets.UTF_8));
            out.flush();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return null;
    }
}