package com.engine.hrmelog.util;


import com.alibaba.fastjson.JSONObject;
import com.alibaba.fastjson.serializer.SerializerFeature;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import weaver.hrm.User;

import java.util.HashMap;
import java.util.Map;
import java.util.function.Consumer;
import java.util.function.Function;
import java.util.function.Supplier;

/**
 * 请求执行器
 * <p>Copyright: Copyright (c) 2022</p>
 * <p>Company: 泛微软件</p>
 *
 * @author qiantao
 * @version 1.0
 **/
@Slf4j
public class ResponseResult<T, R> {

    private static final long serialVersionUID = 1L;

    private final User user;

    public ResponseResult(User user) {
        this.user = user;
    }


    /**
     * 统一返回方法
     */
    public String run(Function<T, R> f, T t) {
        try {
            return Ok(f.apply(t));
        } catch (RuntimeException e) {
            log.error("hrmelog api run fail , param {}", t, e);
            return Error(e.getMessage());
        } catch (Exception e) {
            log.error("hrmelog api run fail , param {}", t, e);
            return Error("系统异常!");
        }
    }

    /**
     * 统一返回方法（有参无返回）
     */
    public String run(Consumer<T> f, T t) {
        try {
            f.accept(t);
            return Ok();
        } catch (RuntimeException e) {
            log.error("hrmelog api run fail , param {}", t, e);
            return Error(e.getMessage());
        } catch (Exception e) {
            log.error("hrmelog api run fail , param {}", t, e);
            return Error("系统异常!", e);
        }
    }


    /**
     * 统一返回方法（无参有返回）
     */
    public String run(Supplier<R> f) {
        try {
            return Ok(f.get());
        } catch (RuntimeException e) {
            log.error("hrmelog api run fail", e);
            return Error(e.getMessage());
        } catch (Exception e) {
            log.error("hrmelog api run fail", e);
            return Error("系统异常!", e);
        }
    }


    private static String getJsonString(Object apidatas) throws JsonProcessingException {
        ObjectMapper mapper = new ObjectMapper();
        return mapper.writeValueAsString(apidatas);
    }

    /**
     * 成功返回
     */
    private String Ok() {
        Map<String, Object> apidatas = new HashMap<>();
        apidatas.put("status", true);
        return JSONObject.toJSONString(apidatas, SerializerFeature.DisableCircularReferenceDetect);
    }


    /**
     * 成功返回
     */
    private String Ok(R r) throws JsonProcessingException {
        Map<String, Object> apidatas = new HashMap<>();
        apidatas.put("status", true);
        apidatas.put("data", r);
        String success = getJsonString(apidatas);
        return success;
    }


    /**
     * 失败返回
     */
    private static String Error(String message) {
        Map<String, Object> apidatas = new HashMap<>();
        apidatas.put("status", false);
        apidatas.put("errormsg", message);
        return JSONObject.toJSONString(apidatas, SerializerFeature.DisableCircularReferenceDetect);
    }


    /**
     * 系统异常失败返回
     */
    private static String Error(String message, Exception e) {
        Map<String, Object> apidatas = new HashMap<>();
        apidatas.put("status", false);
        apidatas.put("errormsg", message);
        apidatas.put("error", e.getMessage());
        return JSONObject.toJSONString(apidatas, SerializerFeature.DisableCircularReferenceDetect);
    }

}