package com.ruoyi.safe.specialequipment.service.impl;

import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.basic.dto.StorageBlobVO;
import com.ruoyi.basic.enums.ApplicationTypeEnum;
import com.ruoyi.basic.enums.RecordTypeEnum;
import com.ruoyi.basic.utils.FileUtil;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.safe.specialequipment.mapper.SpecialEquipmentLedgerMapper;
import com.ruoyi.safe.specialequipment.mapper.SpecialEquipmentRecordMapper;
import com.ruoyi.safe.specialequipment.pojo.SpecialEquipmentLedger;
import com.ruoyi.safe.specialequipment.pojo.SpecialEquipmentRecord;
import com.ruoyi.safe.specialequipment.service.SpecialEquipmentRecordService;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;

import java.time.LocalDateTime;
import java.util.Collections;
import java.util.List;

@Service
@RequiredArgsConstructor
public class SpecialEquipmentRecordServiceImpl extends ServiceImpl<SpecialEquipmentRecordMapper, SpecialEquipmentRecord> implements SpecialEquipmentRecordService {
    private final SpecialEquipmentRecordMapper mapper;
    private final SpecialEquipmentLedgerMapper ledgerMapper;
    private final FileUtil fileUtil;

    public IPage<SpecialEquipmentRecord> listPage(Page page, SpecialEquipmentRecord req) {
        IPage<SpecialEquipmentRecord> result = mapper.listPage(page, req);
        fillAttachments(result.getRecords());
        return result;
    }

    public boolean save(SpecialEquipmentRecord entity) {
        entity.setTenantId(SecurityUtils.getLoginUser().getTenantId());
        entity.setCreateUser(SecurityUtils.getLoginUser().getUserId());
        entity.setCreateTime(LocalDateTime.now());
        boolean saved = super.save(entity);
        syncAttachments(saved, entity);
        syncLedgerDate(entity);
        return saved;
    }

    @Override
    public boolean updateById(SpecialEquipmentRecord entity) {
        boolean updated = super.updateById(entity);
        syncAttachments(updated, entity);
        syncLedgerDate(entity);
        return updated;
    }

    private void syncLedgerDate(SpecialEquipmentRecord entity) {
        if (entity == null || entity.getEquipmentId() == null || entity.getRecordType() == null) {
            return;
        }
        SpecialEquipmentLedger ledger = ledgerMapper.selectById(entity.getEquipmentId());
        if (ledger == null) {
            return;
        }
        if (entity.getRecordType() == 1) {
            ledger.setLatestInspectionDate(entity.getRecordDate());
            ledger.setNextInspectionDate(entity.getNextDueDate());
        } else if (entity.getRecordType() == 2) {
            ledger.setLatestMaintenanceDate(entity.getRecordDate());
            ledger.setNextMaintenanceDate(entity.getNextDueDate());
        }
        ledgerMapper.updateById(ledger);
    }

    private void syncAttachments(boolean success, SpecialEquipmentRecord entity) {
        if (!success || entity == null || entity.getId() == null || entity.getStorageBlobDTOs() == null) {
            return;
        }
        fileUtil.saveStorageAttachment(
                ApplicationTypeEnum.FILE,
                RecordTypeEnum.SPECIAL_EQUIPMENT_RECORD,
                entity.getId(),
                entity.getStorageBlobDTOs()
        );
    }

    private void fillAttachments(List<SpecialEquipmentRecord> records) {
        if (records == null || records.isEmpty()) {
            return;
        }
        records.forEach(record -> {
            if (record.getId() == null) {
                return;
            }
            List<StorageBlobVO> attachments = fileUtil.getStorageBlobVOsByRecordTypeAndRecordId(
                    RecordTypeEnum.SPECIAL_EQUIPMENT_RECORD,
                    record.getId()
            );
            record.setStorageBlobVOs(attachments == null ? Collections.emptyList() : attachments);
        });
    }
}