package com.oying.modules.pc.store.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.oying.exception.BadRequestException;
import com.oying.modules.pc.common.core.constrant.AuditStatusEnum;
import com.oying.modules.pc.store.domain.StoreAudit;
import com.oying.modules.pc.store.domain.dto.StoreAuditQueryCriteria;
import com.oying.modules.pc.store.events.StoreAuditVerdictEvent;
import com.oying.modules.pc.store.mapper.StoreAuditMapper;
import com.oying.modules.pc.store.service.StoreAuditService;
import com.oying.utils.FileUtil;
import com.oying.utils.PageResult;
import com.oying.utils.PageUtil;
import lombok.RequiredArgsConstructor;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

/**
 * @author lzp
 * @description 服务实现
 * @date 2025-07-01
 **/
@Service
@RequiredArgsConstructor
public class StoreAuditServiceImpl extends ServiceImpl<StoreAuditMapper, StoreAudit> implements StoreAuditService {

    private final ApplicationEventPublisher eventPublisher;

    private final StoreAuditMapper storeAuditMapper;

    @Override
    public PageResult<StoreAudit> queryAll(StoreAuditQueryCriteria criteria, Page<Object> page) {
        return PageUtil.toPage(storeAuditMapper.findAll(criteria, page));
    }

    @Override
    public List<StoreAudit> queryAll(StoreAuditQueryCriteria criteria) {
        return storeAuditMapper.findAll(criteria);
    }

    @Override
    public StoreAudit getByStoreId(Long storeId) {
        LambdaQueryWrapper<StoreAudit> wrapper = new LambdaQueryWrapper<StoreAudit>()
                .eq(StoreAudit::getStoreId, storeId);
        return storeAuditMapper.selectOne(wrapper);
    }

    @Override
    public boolean hasPendingByStoreId(Long storeId) {
        LambdaQueryWrapper<StoreAudit> wrapper = new LambdaQueryWrapper<StoreAudit>()
                .eq(StoreAudit::getStoreId, storeId)
                .eq(StoreAudit::getStatus, AuditStatusEnum.PENDING.getValue());
        return storeAuditMapper.selectCount(wrapper) > 0;
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void create(StoreAudit resources) {
        storeAuditMapper.insert(resources);
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void update(StoreAudit resources, boolean isDirectUpdate) {
        if (isDirectUpdate) {
            storeAuditMapper.updateById(resources);
        } else {
            StoreAudit existingRevision = this.getById(resources.getAuditor());
            existingRevision.copy(resources);
            storeAuditMapper.updateById(existingRevision);
        }
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void processVerdict(StoreAudit resources) {
        AuditStatusEnum newAuditStatus = AuditStatusEnum.get(resources.getStatus());
        StoreAudit existingAudit = this.getById(resources.getAuditId());
        AuditStatusEnum existingAuditStatus = AuditStatusEnum.getOrDefault(existingAudit.getStatus(), AuditStatusEnum.DRAFT);
        if (!existingAuditStatus.nextContains(newAuditStatus)) {
            throw new BadRequestException("审核状态错误");
        }
        existingAudit.copy(resources);
        storeAuditMapper.updateById(existingAudit);
        eventPublisher.publishEvent(new StoreAuditVerdictEvent(existingAudit.getAuditId()));
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void deleteAll(List<Long> ids) {
        storeAuditMapper.deleteBatchIds(ids);
    }

    @Override
    public void download(List<StoreAudit> all, HttpServletResponse response) throws IOException {
        List<Map<String, Object>> list = new ArrayList<>();
        for (StoreAudit storeRevision : all) {
            Map<String, Object> map = new LinkedHashMap<>();
            map.put("审核ID", storeRevision.getAuditId());
            map.put("店铺ID", storeRevision.getStoreId());
            map.put("审批ID", storeRevision.getAuditId());
            map.put("类型", storeRevision.getType());
            map.put("新数据", storeRevision.getData());
            map.put("创建人", storeRevision.getCreateBy());
            map.put("创建时间", storeRevision.getCreateTime());
            map.put("修改人", storeRevision.getUpdateBy());
            map.put("修改时间", storeRevision.getUpdateTime());
            list.add(map);
        }
        FileUtil.downloadExcel(list, response);
    }
}