package com.vincent.rsf.server.common.utils;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.vincent.rsf.framework.common.SpringUtils;
import com.vincent.rsf.framework.exception.CoolException;
import com.vincent.rsf.server.system.entity.Fields;
import com.vincent.rsf.server.system.entity.FieldsItem;
import com.vincent.rsf.server.system.service.FieldsItemService;
import com.vincent.rsf.server.system.service.FieldsService;
import org.apache.commons.lang3.StringUtils;
import org.springframework.transaction.annotation.Transactional;

import java.util.*;

/**
 * @author Ryan
 * @version 1.0
 * @title FieldsUtils
 * @description
 * @create 2025/3/12 12:33
 */

public class FieldsUtils {

    /**
     * @author Ryan
     * @description 通过字段唯一标识获取动态字段对象key-value
     * @param
     * @return 扩展字段对象
     * @time 2025/3/12 12:50
     */
    public static Map<String, String> getFields(String uuid) {
        Map<String, String> fieldsMap = new HashMap<>();
        FieldsService fieldsService = SpringUtils.getBean(FieldsService.class);
        List<Fields> fields = fieldsService.list(new LambdaQueryWrapper<Fields>().eq(Fields::getFlagEnable, 1).eq(Fields::getStatus, 1));
        if (fields.isEmpty()) {
            return null;
        }
        FieldsItemService fieldsItemService = SpringUtils.getBean(FieldsItemService.class);
        List<FieldsItem> fieldsItems = fieldsItemService.list(new LambdaQueryWrapper<FieldsItem>().eq(FieldsItem::getUuid, uuid));
        for (Fields field : fields ) {
            if (fieldsItems.isEmpty()) {
                fieldsMap.put(field.getFields(), null);
                continue;
            }
            fieldsItems.forEach(fieldsItem -> {
                if (fieldsItem.getFieldsId().equals(field.getId())) {
                    fieldsMap.put(field.getFields(), fieldsItem.getValue());
                }
            });
        }

        return  fieldsMap;
    }

    /**
     * @author Ryan
     * @description 获取集合扩展字段key-value值
     * @param
     * @return  包含扩展字段的集合对象
     * @time 2025/3/15 15:05
     */
    public static List<Map<String, Object>> getExtendFields(List<Map<String, Object>> params) {
        FieldsService fieldsService = SpringUtils.getBean(FieldsService.class);
        List<Fields> fields = fieldsService.list(new LambdaQueryWrapper<Fields>()
                .eq(Fields::getStatus, 1)
                .eq(Fields::getFlagEnable, 1));
        FieldsItemService fieldsItemService = SpringUtils.getBean(FieldsItemService.class);
        List<Map<String, Object>> result = new ArrayList<>();
        for (Map<String, Object> param : params) {
            result.add(param);
            if (Objects.isNull(param.get("fieldsIndex"))) {
                continue;
            }
            List<FieldsItem> itemList = fieldsItemService
                    .list(new LambdaQueryWrapper<FieldsItem>()
                            .eq(FieldsItem::getUuid, param.get("fieldsIndex")));
            if (itemList.isEmpty()) {
                continue;
            }
            fields.forEach(fds -> {
                for (FieldsItem fieldsItem : itemList) {
                    if (!Objects.isNull(fieldsItem.getFieldsId()) && fieldsItem.getFieldsId().equals(fds.getId())) {
                        param.put(fds.getFields(), fieldsItem.getValue());
                    }
                }
            });
        }
        return result;
    }

    /**
     * @param template
     * @return
     * @author Ryan
     * @description 动态字段value保存
     * @time 2025/3/18 15:00
     */
    @Transactional(rollbackFor = Exception.class)
    public static boolean saveFields(Map<String, ?> template, String uuid) throws Exception{
        List<Fields> fields = getFieldsSta();
        FieldsItemService fieldsItemService = SpringUtils.getBean(FieldsItemService.class);
        List<FieldsItem> fieldsItems = new ArrayList<>();
        if (!fields.isEmpty()) {
            for (Fields obj : fields) {
                if (!Objects.isNull(template.get(obj.getFields())) && StringUtils.isNotBlank(template.get(obj.getFields()).toString())) {
                    FieldsItem item = new FieldsItem();
                    item.setUuid(uuid)
                            .setValue(template.get(obj.getFields()).toString())
                            .setMatnrId(Long.parseLong(template.get("matnrId").toString()))
                            .setFieldsId(obj.getId());
                    fieldsItems.add(item);
                }
            }
            if (fieldsItems.isEmpty()) {
                return false;
            }
            if (!fieldsItemService.saveBatch(fieldsItems)) {
                throw new CoolException("扩展字段保存失败！！");
            }
            return true;
        }
        return false;
    }

    /**
     * 获取所有开启动态扩展字段
     * @return
     */
    public static List<Fields> getFieldsSta() {
        FieldsService fieldsService = SpringUtils.getBean(FieldsService.class);
        return fieldsService.list(new LambdaQueryWrapper<Fields>().eq(Fields::getStatus, 1).eq(Fields::getFlagEnable, 1));
    }

    /**
     * @author Ryan
     * @description 动态字段修改
     * @param
     * @return
     * @time 2025/4/7 15:28
     */
    @Transactional(rollbackFor = Exception.class)
    public static void updateFieldsValue(Map<String, Object> params) throws Exception {
        List<Fields> fields = getFieldsSta();
        if (fields.isEmpty()) { return; }
        Object fieldsIndex = params.get("fieldsIndex");
        if (!Objects.isNull(fieldsIndex) && StringUtils.isNotBlank(fieldsIndex.toString())) {
            String index = fieldsIndex.toString();
            FieldsItemService fieldsItemService = SpringUtils.getBean(FieldsItemService.class);
            for (Fields field : fields) {
                    if (!Objects.isNull(params.get(field.getFields()))) {
                        FieldsItem indexItem = fieldsItemService.getOne(new LambdaQueryWrapper<FieldsItem>()
                                .eq(FieldsItem::getUuid, index)
                                .eq(FieldsItem::getFieldsId, field.getId()));
                        //如果子表为空，执行插入操作，否则就执行修改操作
                        if (Objects.isNull(indexItem)) {
                            FieldsItem item = new FieldsItem();
                            item.setUuid(index)
                                    .setFieldsId(field.getId())
                                    .setMatnrId(!Objects.isNull(params.get("matnrId")) ? Long.parseLong(params.get("matnrId").toString()) : null)
                                    .setValue(params.get(field.getFields()).toString());
                            if (!fieldsItemService.save(item)) {
                                throw new CoolException("扩展字段修改失败！！");
                            }
                        } else {
                            indexItem.setValue(params.get(field.getFields()).toString());
                            if (!fieldsItemService.updateById(indexItem)) {
                                throw new CoolException("扩展字段修改失败！！");
                            }
                        }
                    }
            }
        } else {
            saveFields(params, params.get("index").toString());
        }
    }
}