package org.jeecg.modules.eam.service.impl;

import cn.hutool.core.util.StrUtil;
import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.apache.commons.lang3.StringUtils;
import org.apache.shiro.SecurityUtils;
import org.flowable.engine.TaskService;
import org.jeecg.common.api.vo.Result;
import org.jeecg.common.constant.CommonConstant;
import org.jeecg.common.constant.DataBaseConstant;
import org.jeecg.common.exception.JeecgBootException;
import org.jeecg.common.system.vo.LoginUser;
import org.jeecg.common.util.oConvertUtils;
import org.jeecg.modules.eam.constant.*;
import org.jeecg.modules.eam.entity.EamEquipment;
import org.jeecg.modules.eam.entity.EamEquipmentLeanOut;
import org.jeecg.modules.eam.mapper.EamEquipmentLeanOutMapper;
import org.jeecg.modules.eam.request.EamEquipmentLeanOutQuery;
import org.jeecg.modules.eam.request.EamEquipmentLeanOutRequest;
import org.jeecg.modules.eam.service.IEamEquipmentLeanOutService;
import org.jeecg.modules.eam.service.IEamEquipmentService;
import org.jeecg.modules.flowable.apithird.business.entity.FlowMyBusiness;
import org.jeecg.modules.flowable.apithird.business.service.IFlowMyBusinessService;
import org.jeecg.modules.flowable.apithird.service.FlowCallBackServiceI;
import org.jeecg.modules.flowable.apithird.service.FlowCommonService;
import org.jeecg.modules.flowable.service.IFlowDefinitionService;
import org.jeecg.modules.flowable.service.IFlowTaskService;
import org.jeecg.modules.system.service.ISysUserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import javax.annotation.Resource;
import java.util.*;

/**
 * @Description: 设备借出归还
 * @Author: jeecg-boot
 * @Date: 2025-05-13
 * @Version: V1.0
 */
@Service("IEamEquipmentLeanOutService")
public class EamEquipmentLeanOutServiceImpl extends ServiceImpl<EamEquipmentLeanOutMapper, EamEquipmentLeanOut> implements IEamEquipmentLeanOutService, FlowCallBackServiceI {
    @Resource
    private EamEquipmentLeanOutMapper equipmentLeanOutMapper;
    @Autowired
    private IEamEquipmentService eamEquipmentService;
    @Autowired
    private FlowCommonService flowCommonService;
    @Autowired
    private IFlowDefinitionService flowDefinitionService;
    @Autowired
    private IFlowMyBusinessService flowMyBusinessService;
    @Autowired
    private TaskService taskService;
    @Autowired
    private IFlowTaskService flowTaskService;

    @Autowired
    private ISysUserService sysUserService;

    @Override
    public IPage<EamEquipmentLeanOut> queryPageList(Page<EamEquipmentLeanOut> page, EamEquipmentLeanOutQuery query) {
        QueryWrapper<EamEquipmentLeanOut> queryWrapper = new QueryWrapper<>();
        queryWrapper.eq("wmo.del_flag", CommonConstant.DEL_FLAG_0);
        //用户数据权限
        LoginUser sysUser = (LoginUser) SecurityUtils.getSubject().getPrincipal();
        if (sysUser == null) {
            return page;
        }
        if (StringUtils.isNotBlank(sysUser.getEquipmentIds())) {
            //选择了设备，根据设备id过滤设备
            List<String> equipArr = Arrays.asList(sysUser.getEquipmentIds().split(","));
            queryWrapper.in("e.equipment_code", equipArr);
        } else {
            //没有选择设备，根据车间过滤设备
            queryWrapper.exists("select 1 from mdc_user_production t where t.user_id={0} and t.pro_id=e.org_id ", sysUser.getId());
        }
        //控制待提交状态的数据只能本人查看
        queryWrapper.and(i -> i.ne("wmo.lean_status", EquipmentLeanOutStatusEnum.WAIT_SUBMIT).or().eq("wmo.lean_person", sysUser.getUsername()));
        //查询条件过滤
        if (query != null) {
            if (StringUtils.isNotBlank(query.getEquipmentId())) {
                queryWrapper.eq("wmo.equipment_id", query.getEquipmentId());
            }
            if (StringUtils.isNotBlank(query.getCode())) {
                queryWrapper.like("wmo.code", query.getCode());
            }
            if (StringUtils.isNotBlank(query.getLeanStatus())) {
                queryWrapper.eq("wmo.lean_status", query.getLeanStatus());
            }
            if (query.getLeanDateBegin() != null && query.getLeanDateEnd() != null) {
                queryWrapper.between("wmo.lean_start_time", query.getLeanDateBegin(), query.getLeanDateEnd());
            }
            //排序
            if (StringUtils.isNotBlank(query.getColumn()) && StringUtils.isNotBlank(query.getOrder())) {
                String column = query.getColumn();
                if (column.endsWith(CommonConstant.DICT_TEXT_SUFFIX)) {
                    column = column.substring(0, column.lastIndexOf(CommonConstant.DICT_TEXT_SUFFIX));
                }
                if (DataBaseConstant.SQL_ASC.equalsIgnoreCase(query.getOrder())) {
                    queryWrapper.orderByAsc("wmo." + oConvertUtils.camelToUnderline(column));
                } else {
                    queryWrapper.orderByDesc("wmo." + oConvertUtils.camelToUnderline(column));
                }
            } else {
                queryWrapper.orderByDesc("wmo.create_time");
            }
        } else {
            queryWrapper.orderByDesc("wmo.create_time");
        }

        return equipmentLeanOutMapper.queryPageList(page, queryWrapper);
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public boolean addLeanOut(EamEquipmentLeanOut request) {
        //检查设备
        EamEquipment equipment = eamEquipmentService.getById(request.getEquipmentId());
        if (equipment == null) {
            throw new JeecgBootException("设备不存在！");
        }
        if (!AssetStatusEnum.NORMAL.name().equals(equipment.getAssetStatus())) {
            throw new JeecgBootException("此设备当前资产状态不允许借出！");
        }
        if (StringUtils.isBlank(request.getLeanDepartId())) {
            throw new JeecgBootException("借入车间不允许为空！");
        }
        if (request.getLeanDepartId().equals(equipment.getOrgId())) {
            throw new JeecgBootException("当前设备属于此车间，不需要借用！");
        }
        LoginUser sysUser = (LoginUser) SecurityUtils.getSubject().getPrincipal();
        if (sysUser == null) {
            throw new JeecgBootException("当前用户无法添加借用记录！");
        }
        request.setLeanPerson(sysUser.getUsername());
        return equipmentLeanOutMapper.insert(request) > 0;
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public boolean editLeanOut(EamEquipmentLeanOut request) {
        EamEquipmentLeanOut entity = equipmentLeanOutMapper.selectById(request.getId());
        if (entity == null) {
            throw new JeecgBootException("要编辑的数据不存在，请刷新重试！");
        }
        if (!EquipmentLeanOutStatusEnum.WAIT_SUBMIT.name().equals(entity.getLeanStatus())) {
            throw new JeecgBootException("当前数据状态不允许编辑！");
        }
        //检查设备
        EamEquipment equipment = eamEquipmentService.getById(request.getEquipmentId());
        if (equipment == null) {
            throw new JeecgBootException("设备不存在！");
        }
        if (!AssetStatusEnum.NORMAL.name().equals(equipment.getAssetStatus())) {
            throw new JeecgBootException("此设备当前资产状态不允许借出！");
        }
        if (StringUtils.isBlank(request.getLeanDepartId())) {
            throw new JeecgBootException("借入车间不允许为空！");
        }
        if (request.getLeanDepartId().equals(equipment.getOrgId())) {
            throw new JeecgBootException("当前设备属于此车间，不需要借用！");
        }
        LoginUser sysUser = (LoginUser) SecurityUtils.getSubject().getPrincipal();
        if (sysUser == null) {
            throw new JeecgBootException("当前用户无法编辑借用记录！");
        }
        UpdateWrapper<EamEquipmentLeanOut> updateWrapper = new UpdateWrapper<>();
        updateWrapper.set("equipment_id", request.getEquipmentId());
        updateWrapper.set("lean_depart_id", request.getLeanDepartId());
        updateWrapper.set("remark", request.getRemark());
        updateWrapper.set("lean_reason", request.getLeanReason());
        updateWrapper.eq("id", request.getId());
        updateWrapper.eq("lean_person", sysUser.getUsername());
        return super.update(updateWrapper);
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public boolean submit(String id) {
        EamEquipmentLeanOut entity = equipmentLeanOutMapper.selectById(id);
        if (entity == null) {
            throw new JeecgBootException("要提交的数据不存在，请刷新重试！");
        }
        if (!EquipmentLeanOutStatusEnum.WAIT_SUBMIT.name().equals(entity.getLeanStatus())) {
            throw new JeecgBootException("当前数据状态不允许编辑！");
        }
        //检查设备
        EamEquipment equipment = eamEquipmentService.getById(entity.getEquipmentId());
        if (equipment == null) {
            throw new JeecgBootException("设备不存在！");
        }
        if (!AssetStatusEnum.NORMAL.name().equals(equipment.getAssetStatus())) {
            throw new JeecgBootException("此设备当前资产状态不允许借出！");
        }
        LoginUser sysUser = (LoginUser) SecurityUtils.getSubject().getPrincipal();
        if (sysUser == null) {
            throw new JeecgBootException("当前用户无法编辑借用记录！");
        }
        UpdateWrapper<EamEquipmentLeanOut> updateWrapper = new UpdateWrapper<>();
        updateWrapper.set("lean_status", EquipmentLeanOutStatusEnum.WAIT_APPROVAL.name());
        updateWrapper.eq("id", id);
        updateWrapper.eq("lean_person", sysUser.getUsername());
        boolean success = super.update(updateWrapper);
        if (success) {
            equipment.setAssetStatus(AssetStatusEnum.LEAN_OUT.name());
            eamEquipmentService.updateById(equipment);
        }
        //启动审批流程
        flowCommonService.initActBusiness("工单号:" + entity.getCode() + ";设备编号: " + equipment.getEquipmentCode() + ";进行设备借用",
                entity.getId(), "IEamEquipmentLeanOutService", "equipment_lean_out", null);
        Map<String, Object> variables = new HashMap<>();
        variables.put("dataId", entity.getId());
        if (StrUtil.isEmpty(entity.getLeanReason())) {
            variables.put("organization", "新增借用工单默认启动流程");
            variables.put("comment", "新增借用工单默认启动流程");
        } else {
            variables.put("organization", entity.getLeanReason());
            variables.put("comment", entity.getLeanReason());
        }
        variables.put("proofreading", true);
        List<String> usernames = new ArrayList<>();
        usernames.add(equipment.getEquipmentManager());
        variables.put("NextAssignee", usernames);
        Result result = flowDefinitionService.startProcessInstanceByKey("equipment_lean_out", variables);
        if (result != null) {
            entity.setLeanStartTime(new Date());
            entity.setLeanStatus(EquipmentLeanOutStatusEnum.WAIT_APPROVAL.name());
            //保存工单
            equipmentLeanOutMapper.updateById(entity);
            return result.isSuccess();
        }
        return true;
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public EamEquipmentLeanOut approval(EamEquipmentLeanOutRequest request) {
        EamEquipmentLeanOut entity = equipmentLeanOutMapper.selectById(request.getId());
        if (entity == null) {
            throw new JeecgBootException("审批的数据已删除，请刷新重试！");
        }
        // 获取当前登录用户
        LoginUser user = (LoginUser) SecurityUtils.getSubject().getPrincipal();
        if (user == null || StrUtil.isBlank(user.getId())) {
            throw new JeecgBootException("未获取到登录用户，请重新登录后再试！");
        }
        request.setApprovalUser(user.getUsername());
        // 获取流程业务记录
        FlowMyBusiness flowMyBusiness = flowMyBusinessService.getFlowMyBusiness(request.getInstanceId());
        if (flowMyBusiness == null) {
            throw new JeecgBootException("流程实例不存在，请刷新后重试！");
        }

        boolean userAuthorized = isUserAuthorized(flowMyBusiness, user);
        if (!userAuthorized) {
            throw new JeecgBootException("用户无权操作此任务，请刷新后重试！");
        }
        // 认领任务
        if (!claimTask(flowMyBusiness.getTaskId(), user)) {
            throw new JeecgBootException("任务不存在、已完成或已被他人认领！");
        }

        EamEquipment equipment = eamEquipmentService.getById(entity.getEquipmentId());
        if (equipment == null) {
            throw new JeecgBootException("设备不存在，请检查！");
        }

        EquipmentLeanOutStatusEnum status = EquipmentLeanOutStatusEnum.getInstance(entity.getLeanStatus());
        if (status == null) {
            return null;
        }
        //流程变量
        Map<String, Object> values = new HashMap<>();
        switch (status) {
            // 审批
            case WAIT_APPROVAL:
                //执行完成
                values.put("dataId", entity.getId());
                values.put("organization", request.getApprovalComment());
                values.put("comment", request.getApprovalComment());
                values.put("approvalDealType", request.getApprovalDealType());
                request.setComment(request.getApprovalComment());
                entity.setApprovalUser(user.getUsername());// 审核人
                entity.setApprovalComment(request.getApprovalComment());// 审核意见
                entity.setApprovalTime(new Date());// 审核时间
                entity.setApprovalDealType(request.getApprovalDealType()); // 审批类型
                // 验证通过还是驳回
                if (request.getApprovalDealType().equals("1")) {
                    //设置entity
                    entity.setLeanStatus(EquipmentLeanOutStatusEnum.WAIT_RETURN.name());
                    List<String> userApprovalList = new ArrayList<>(Collections.singletonList(entity.getLeanPerson()));
                    values.put("NextAssignee", userApprovalList);
                } else {
                    //设置entity
                    entity.setLeanStatus(EquipmentLeanOutStatusEnum.COMPLETE.name());
                }
                break;
            // 归还
            case WAIT_RETURN:
                if (StringUtils.isBlank(equipment.getEquipmentManager())) {
                    throw new JeecgBootException("设备未分配设备管理员，无法进入下级审批！");
                }
                List<String> userApprovalList = new ArrayList<>(Collections.singletonList(entity.getLeanPerson()));
                userApprovalList.add(equipment.getEquipmentManager());
                values.put("dataId", entity.getId());
                values.put("organization", request.getReturnComment());
                values.put("comment", request.getReturnComment());
                values.put("NextAssignee", userApprovalList);
                request.setComment(request.getReturnComment());
                entity.setLeanEndTime(new Date()); //归还时间
                //设置entity
                entity.setLeanStatus(EquipmentLeanOutStatusEnum.WAIT_CONFIRM.name());
                entity.setApprovalUser(user.getUsername());// 审核人
                entity.setLeanEndTime(new Date());// 归还时间
                entity.setReturnComment(request.getReturnComment());// 归还备注
                break;
            // 归还确认
            case WAIT_CONFIRM:
                values.put("dataId", entity.getId());
                values.put("organization", request.getConfirmComment());
                values.put("comment", request.getConfirmComment());
                request.setComment(request.getConfirmComment());
                //设置entity
                entity.setLeanStatus(EquipmentLeanOutStatusEnum.COMPLETE.name());
                entity.setConfirmUser(user.getUsername());
                entity.setConfirmComment(request.getConfirmComment());
                entity.setConfirmTime(new Date());
                // 修改设备状态
                equipment.setAssetStatus(AssetStatusEnum.NORMAL.name());
                eamEquipmentService.updateById(equipment);
                break;
        }
        request.setValues(values);

        // 完成流程任务
        Result result = flowTaskService.complete(request);
        if (!result.isSuccess()) {
            throw new JeecgBootException("审批失败，请刷新查看！");
        }
        //保存工单
        equipmentLeanOutMapper.updateById(entity);
        return entity;
    }


    @Override
    public void afterFlowHandle(FlowMyBusiness business) {
        business.getTaskNameId();//接下来审批的节点
        business.getValues();//前端传进来的参数
        business.getActStatus();
    }

    private boolean claimTask(String taskId, LoginUser user) {
        Task task = taskService.createTaskQuery().taskId(taskId).singleResult();
        if (task == null) {
            return false;
        }
        if (task.getAssignee() != null && !task.getAssignee().equals(user.getUsername())) {
            return false;
        }
        taskService.claim(taskId, user.getUsername());
        return true;
    }

    /**
     * 判断用户是否拥有此权限
     *
     * @param flowMyBusiness
     * @param user
     * @return
     */
    private boolean isUserAuthorized(FlowMyBusiness flowMyBusiness, LoginUser user) {
        List<String> todoUsers = JSON.parseArray(flowMyBusiness.getTodoUsers(), String.class);
        return todoUsers != null && todoUsers.contains(user.getUsername());
    }

    @Override
    public Object getBusinessDataById(String dataId) {
        return this.getById(dataId);
    }

    @Override
    public Map<String, Object> flowValuesOfTask(String taskNameId, Map<String, Object> values) {
        return null;
    }

    @Override
    public List<String> flowCandidateUsernamesOfTask(String taskNameId, Map<String, Object> values) {
        //业务是否干预流程，业务干预，流程干预，指定人员进行处理
        //获取下一步处理人
        Object object = values.get("NextAssignee");
        return (List<String>) object;
    }
}