package com.qianwen.smartman.modules.system.service.impl;

import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.qianwen.core.log.exception.ServiceException;
import com.qianwen.core.secure.utils.AuthUtil;
import com.qianwen.core.tool.constant.BladeConstant;
import com.qianwen.core.tool.node.ForestNodeMerger;
import com.qianwen.core.tool.utils.Func;
import com.qianwen.smartman.common.cache.SysCache;
import com.qianwen.smartman.common.utils.Lambda;
import com.qianwen.smartman.modules.cps.entity.Employee;
import com.qianwen.smartman.modules.cps.service.IEmployeeService;
import com.qianwen.smartman.modules.system.entity.Dept;
import com.qianwen.smartman.modules.system.entity.DeptScope;
import com.qianwen.smartman.modules.system.mapper.DeptMapper;
import com.qianwen.smartman.modules.system.service.IDataScopeManagerService;
import com.qianwen.smartman.modules.system.service.IDeptScopeService;
import com.qianwen.smartman.modules.system.service.IUserDeptService;
import com.qianwen.smartman.modules.system.vo.DataScopeGrantVO;
import com.qianwen.smartman.modules.system.vo.DeptVO;
import com.qianwen.smartman.modules.system.wrapper.DeptWrapper;

@Service
public class DataScopeManagerServiceImpl extends ServiceImpl<DeptMapper, Dept> implements IDataScopeManagerService {
    private static final String TENANT_ID = "tenantId";
    private static final String PARENT_ID = "parentId";
    private final IDeptScopeService deptScopeService;
    private final IUserDeptService userDeptService;
    private final IEmployeeService employeeService;


    public DataScopeManagerServiceImpl(final IDeptScopeService deptScopeService, final IUserDeptService userDeptService, final IEmployeeService employeeService) {
        this.deptScopeService = deptScopeService;
        this.userDeptService = userDeptService;
        this.employeeService = employeeService;
    }

    @Override // org.springblade.modules.system.service.IDataScopeManagerService
    public List<DeptVO> lazyList(String tenantId, Long parentId, Map<String, Object> param) {
        if (AuthUtil.isAdministrator()) {
            tenantId = "";
        }
        String paramTenantId = Func.toStr(param.get(TENANT_ID));
        if (Func.isNotEmpty(paramTenantId) && AuthUtil.isAdministrator()) {
            tenantId = paramTenantId;
        }
        if (Func.isEmpty(param.get(PARENT_ID)) && param.size() == 1) {
            parentId = BladeConstant.TOP_PARENT_ID;
        }
        if (Func.toLong(parentId) == BladeConstant.TOP_PARENT_ID.longValue() && !AuthUtil.isAdministrator()) {
            Long deptId = Func.firstLong(AuthUtil.getDeptId());
            Dept dept = SysCache.getDept(deptId);
            if (dept.getParentId().longValue() != 0) {
                parentId = dept.getParentId();
            }
        }
        if (Func.isEmpty(param.get(PARENT_ID)) && param.size() > 1 && Func.toLong(parentId) == 0) {
            parentId = null;
        }
        return ((DeptMapper) this.baseMapper).lazyList(tenantId, parentId, param);
    }

    @Override // org.springblade.modules.system.service.IDataScopeManagerService
    public List<DeptVO> tree(String tenantId) {
        return ForestNodeMerger.merge(((DeptMapper) this.baseMapper).tree(tenantId));
    }

    @Override // org.springblade.modules.system.service.IDataScopeManagerService
    public List<DeptVO> lazyTree(String tenantId, Long parentId) {
        if (AuthUtil.isAdministrator()) {
            tenantId = "";
        }
        return ForestNodeMerger.merge(((DeptMapper) this.baseMapper).lazyTree(tenantId, parentId));
    }

    @Override // org.springblade.modules.system.service.IDataScopeManagerService
    public String getDeptIds(String tenantId, String deptNames) {
    	List<Dept> deptList = this.baseMapper.selectList(Wrappers.<Dept>query().lambda().eq(Dept::getTenantId, tenantId).in(Dept::getDeptName, Func.toStrList(deptNames)));
    	/*
        List<Dept> deptList = ((DeptMapper) this.baseMapper).selectList((Wrapper) ((LambdaQueryWrapper) Wrappers.query().lambda().eq((v0) -> {
            return v0.getTenantId();
        }, tenantId)).in((v0) -> {
            return v0.getDeptName();
        }, Func.toStrList(deptNames)));*/
        if (deptList != null && deptList.size() > 0) {
            return deptList.stream().map(dept -> {
                return Func.toStr(dept.getId());
            }).distinct().collect(Collectors.joining(","));
        }
        return null;
    }

    @Override // org.springblade.modules.system.service.IDataScopeManagerService
    public String getDeptIdsByFuzzy(String tenantId, String deptNames) {
    	LambdaQueryWrapper<Dept> wrapper = Wrappers.<Dept>query().lambda().eq(Dept::getTenantId, tenantId);
    	/*
        Wrapper wrapper = (LambdaQueryWrapper) Wrappers.query().lambda().eq((v0) -> {
            return v0.getTenantId();
        }, tenantId);*/
        wrapper.and(wrapper2 -> {
            List<String> names = Func.toStrList(deptNames);
            names.forEach(name -> {
                LambdaQueryWrapper lambdaQueryWrapper = wrapper2.like((v0) -> {
                    return v0.getDeptName();
                }, name).or();
            });
        });
        List<Dept> deptList = ((DeptMapper) this.baseMapper).selectList(wrapper);
        if (deptList != null && deptList.size() > 0) {
            return (String) deptList.stream().map(dept -> {
                return Func.toStr(dept.getId());
            }).distinct().collect(Collectors.joining(","));
        }
        return null;
    }

    @Override // org.springblade.modules.system.service.IDataScopeManagerService
    public List<String> getDeptNames(String deptIds) {
        return this.baseMapper.getDeptNames(Func.toLongArray(deptIds));
    }

    @Override // org.springblade.modules.system.service.IDataScopeManagerService
    public List<Dept> getDeptChild(Long deptId) {
    	return this.baseMapper.selectList(Wrappers.<Dept>query().lambda().like(Dept::getAncestors, deptId));
    	/*
        return ((DeptMapper) this.baseMapper).selectList((Wrapper) Wrappers.query().lambda().like((v0) -> {
            return v0.getAncestors();
        }, deptId));*/
    }

    @Override // org.springblade.modules.system.service.IDataScopeManagerService
    public boolean removeDept(String ids) {
    	Long cnt = this.baseMapper.selectCount(Wrappers.<Dept>query().lambda().in(Dept::getParentId, Func.toLongList(ids)));
    	/*
        Long cnt = ((DeptMapper) this.baseMapper).selectCount((Wrapper) Wrappers.query().lambda().in((v0) -> {
            return v0.getParentId();
        }, Func.toLongList(ids)));*/
        if (cnt.longValue() > 0) {
            throw new ServiceException("请先删除子节点!");
        }
        checkUsingDept(Func.toLongList(ids));
        return removeByIds(Func.toLongList(ids));
    }

    private void checkUsingDept(List<Long> deptId) {
        if (this.userDeptService.count(Lambda.in((v0) -> {
            return v0.getDeptId();
        }, deptId)) != 0) {
            throw new ServiceException("无法删除,账号绑定了该权限");
        }
        
        //long match = deptId.stream().anyMatch(dept -> this.employeeService.count(Lambda.<Employee>create().findIn(Employee::getDeptId, String.valueOf(dept)))) != 0L;
        if (deptId.stream().anyMatch(dept -> (this.employeeService.count(Lambda.<Employee>create().findIn(Employee::getDeptId, String.valueOf(dept))) != 0L))) {
        	throw new ServiceException("无法删除, 员工绑定了该权限"); 
        }
        /*
        if (match) {
            throw new ServiceException("无法删除, 员工绑定了该权限");
        }*/
    }

    @Override // org.springblade.modules.system.service.IDataScopeManagerService
    public boolean submit(Dept dept) {
        if (Func.isEmpty(dept.getParentId())) {
            dept.setTenantId(AuthUtil.getTenantId());
            dept.setParentId(BladeConstant.TOP_PARENT_ID);
            dept.setAncestors(String.valueOf(BladeConstant.TOP_PARENT_ID));
        }
        if (dept.getParentId().longValue() > 0) {
            Dept parent = (Dept) getById(dept.getParentId());
            if (Func.toLong(dept.getParentId()) == Func.toLong(dept.getId())) {
                throw new ServiceException("父节点不可选择自身!");
            }
            dept.setTenantId(parent.getTenantId());
            String ancestors = parent.getAncestors() + "," + dept.getParentId();
            dept.setAncestors(ancestors);
        }
        checkExistDeptNameWithSameLevel(dept.getTenantId(), dept.getParentId(), dept.getId(), dept.getDeptName());
        dept.setIsDeleted(0);
        return saveOrUpdate(dept);
    }

    @Override // org.springblade.modules.system.service.IDataScopeManagerService
    public List<DeptVO> search(String deptName, Long parentId) {
    	LambdaQueryWrapper<Dept> lambda = Wrappers.<Dept>query().lambda();
    	/*
        Wrapper lambda = Wrappers.query().lambda();*/
        if (Func.isNotEmpty(deptName)) {
            lambda.like((v0) -> {
                return v0.getDeptName();
            }, deptName);
        }
        if (Func.isNotEmpty(parentId) && parentId.longValue() > BladeConstant.TOP_PARENT_ID.longValue()) {
            lambda.eq((v0) -> {
                return v0.getParentId();
            }, parentId);
        }
        List<Dept> deptList = this.baseMapper.selectList(lambda);
        return DeptWrapper.build().listNodeVO(deptList);
    }

    private void checkExistDeptNameWithSameLevel(String tenantId, Long parentId, Long id, String name) {
    	List<Dept> list = list(Wrappers.<Dept>lambdaQuery().eq(Dept::getTenantId, tenantId).eq(Dept::getParentId, parentId)
    	        .eq(Dept::getDeptName, name).ne(Func.isNotEmpty(id), Dept::getId, id));
    	/*
        List<Dept> list = list(((LambdaQueryWrapper) ((LambdaQueryWrapper) ((LambdaQueryWrapper) Wrappers.lambdaQuery().eq((v0) -> {
            return v0.getTenantId();
        }, tenantId)).eq((v0) -> {
            return v0.getParentId();
        }, parentId)).eq((v0) -> {
            return v0.getDeptName();
        }, name)).ne(Func.isNotEmpty(id), (v0) -> {
            return v0.getId();
        }, id));*/
        if (Func.isNotEmpty(list)) {
            throw new ServiceException("同一父机构下不能存在同名机构名称");
        }
    }

    @Override // org.springblade.modules.system.service.IDataScopeManagerService
    @Transactional
    public boolean grant(final DataScopeGrantVO grantVO) {
        this.deptScopeService.remove(Lambda.eq((v0) -> {
            return v0.getDeptId();
        }, grantVO.getDeptId()));
        List<DeptScope> deptScopeList = grantVO.getDataScopeIds().stream().map(scopeId -> {
            DeptScope scope = new DeptScope();
            scope.setScopeId(scopeId);
            scope.setDeptId(grantVO.getDeptId());
            scope.setScopeCategory(1);
            return scope;
        }).collect(Collectors.toList());
        this.deptScopeService.saveBatch(deptScopeList);
        return true;
    }

    @Override // org.springblade.modules.system.service.IDataScopeManagerService
    public List<String> grantSelect(final String deptId) {
    	return this.deptScopeService.listObjs(Lambda.eq(DeptScope::getDeptId, deptId).select(DeptScope::getScopeId), String::valueOf);
    	/*
        return this.deptScopeService.listObjs(Lambda.eq((v0) -> {
            return v0.getDeptId();
        }, deptId).select((v0) -> {
            return v0.getScopeId();
        }), String::valueOf);*/
    }
}