package com.engine.salary.service.impl;

import com.engine.core.impl.Service;
import com.engine.salary.entity.salaryformula.ExpressFormula;
import com.engine.salary.entity.salaryformula.param.SalaryFormulaSaveParam;
import com.engine.salary.entity.salaryformula.po.FormulaPO;
import com.engine.salary.entity.salaryformula.po.FormulaVar;
import com.engine.salary.exception.SalaryRunTimeException;
import com.engine.salary.mapper.formula.FormulaMapper;
import com.engine.salary.mapper.formula.FormulaVarMapper;
import com.engine.salary.service.SalaryFormulaService;
import com.engine.salary.util.db.MapperProxyFactory;
import com.engine.salary.util.valid.RuntimeTypeEnum;
import com.engine.salary.util.valid.ValidUtil;
import com.google.common.collect.Lists;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.collections4.CollectionUtils;
import org.apache.commons.lang3.math.NumberUtils;
import org.springframework.beans.BeanUtils;

import java.util.*;
import java.util.stream.Collectors;

/**
 * 薪酬管理公式编辑器
 * <p>Copyright: Copyright (c) 2022</p>
 * <p>Company: 泛微软件</p>
 *
 * @author qiantao
 * @version 1.0
 **/
@Slf4j
public class SalaryFormulaServiceImpl extends Service implements SalaryFormulaService {


    private FormulaMapper getFormulaMapper() {
        return MapperProxyFactory.getProxy(FormulaMapper.class);
    }

    private FormulaVarMapper getFormulaVarMapper() {
        return MapperProxyFactory.getProxy(FormulaVarMapper.class);
    }


    @Override
    public List<ExpressFormula> listExpressFormula(Collection<Long> formulaIds) {
        formulaIds = formulaIds.stream().filter(id -> id != null && id > 0).collect(Collectors.toList());
        if (CollectionUtils.isEmpty(formulaIds)) {
            return Collections.emptyList();
        }
        try {
            // 当前租户自己新建的公式
            List<FormulaPO> expressFormulas = getFormulaMapper().listByIds(Lists.newArrayList(formulaIds));

            return expressFormulas.stream()
                    .filter(Objects::nonNull)
                    .map(m -> {
                        ExpressFormula expressFormula = new ExpressFormula();
                        BeanUtils.copyProperties(m, expressFormula);
                        List<FormulaVar> formulaVarPOS = getFormulaVarMapper().listSome(FormulaVar.builder().formulaId(m.getId()).build());
                        expressFormula.setParameters(formulaVarPOS);
                        return expressFormula;
                    })
                    .collect(Collectors.toList());
        } catch (Exception e) {
            log.info("获取公示详情失败", e);
            throw new SalaryRunTimeException("获取公示详情失败");
        }
    }

    @Override
    public ExpressFormula getExpressFormula(Long formulaId) {
        if (formulaId == null || formulaId <= 0) {
            return null;
        }
        try {
            // 当前租户自己新建的公式
            FormulaPO formulaPO = getFormulaMapper().getById(formulaId);
            ExpressFormula expressFormula = new ExpressFormula();
            BeanUtils.copyProperties(formulaPO, expressFormula);
            List<FormulaVar> formulaVarPOS = getFormulaVarMapper().listSome(FormulaVar.builder().formulaId(formulaId).build());
            expressFormula.setParameters(formulaVarPOS);

            return expressFormula;
        } catch (Exception e) {
            log.info("获取公示详情失败", e);
            throw new SalaryRunTimeException("获取公示详情失败");
        }
    }

    @Override
    public FormulaPO save(SalaryFormulaSaveParam param) {

        FormulaPO formulaPO = new FormulaPO();

        String formula = param.getFormula();

        formulaPO.setName(param.getName());
        formulaPO.setDescription(param.getDescription());
        formulaPO.setModule(param.getModule());
        formulaPO.setUseFor(param.getUseFor());
        formulaPO.setReferenceType(param.getReferenceType());
        formulaPO.setReturnType(param.getReturnType());
        formulaPO.setValidateType(param.getValidateType());
        formulaPO.setExtendParam(param.getExtendParam());
        formulaPO.setFormula(formula);
        formulaPO.setDeleteType(NumberUtils.INTEGER_ZERO);

        Date now = new Date();
        formulaPO.setCreateTime(now);
        formulaPO.setUpdateTime(now);
        formulaPO.setCreator((long) user.getUID());
        getFormulaMapper().insertIgnoreNull(formulaPO);

        List<FormulaVar> parameters = param.getParameters();
        parameters.forEach(po -> {

            formula.replace(po.getFieldName(), po.getFieldId());


            po.setFormulaId(formulaPO.getId());
            po.setDeleteType(NumberUtils.INTEGER_ZERO);
            po.setCreator((long) user.getUID());
            po.setCreateTime(now);
            po.setUpdateTime(now);
            getFormulaVarMapper().insertIgnoreNull(po);
        });


        return formulaPO;
    }


    @Override
    public FormulaPO update(SalaryFormulaSaveParam param) {

        ValidUtil.doValidator(param, RuntimeTypeEnum.UPDATE);

        Long id = param.getId();
        FormulaPO formulaPO = getFormulaMapper().getById(id);
        if (formulaPO == null) {
            throw new SalaryRunTimeException("公式不存在或已删除");
        }

        formulaPO.setName(param.getName());
        formulaPO.setDescription(param.getDescription());
        formulaPO.setModule(param.getModule());
        formulaPO.setUseFor(param.getUseFor());
        formulaPO.setReferenceType(param.getReferenceType());
        formulaPO.setReturnType(param.getReturnType());
        formulaPO.setValidateType(param.getValidateType());
        formulaPO.setExtendParam(param.getExtendParam());
        formulaPO.setFormula(param.getFormula());
        formulaPO.setDeleteType(NumberUtils.INTEGER_ZERO);

        Date now = new Date();
        formulaPO.setUpdateTime(now);
        formulaPO.setCreator((long) user.getUID());
        getFormulaMapper().updateIgnoreNull(formulaPO);

        List<FormulaVar> parameters = param.getParameters();
        //删除公式下的变量
        getFormulaVarMapper().deleteByFormulaId(id);
        parameters.forEach(po -> {
            po.setCreator((long) user.getUID());
            po.setCreateTime(now);
            po.setUpdateTime(now);
            getFormulaVarMapper().insertIgnoreNull(po);
        });
        return formulaPO;
    }

}