package com.zy.asrs.wms.utils;
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import com.zy.asrs.framework.common.Cools;
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import com.zy.asrs.wms.common.constant.Constants;
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import javax.servlet.http.HttpServletResponse;
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import java.util.ArrayList;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Optional;
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import java.util.function.BiConsumer;
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import java.util.function.Function;
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/**
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* Created by vincent on 2023/3/14
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*/
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public class Utils {
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public static final String _LINK = "-";
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/**
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* 通过库位号获取 排
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*/
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public static int getRow(String locNo) {
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if (!Cools.isEmpty(locNo)) {
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String[] split = locNo.split(_LINK);
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return Integer.parseInt(split[0]);
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}
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throw new RuntimeException("库位解析异常");
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}
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/**
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* 通过库位号获取 列
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*/
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public static int getBay(String locNo) {
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if (!Cools.isEmpty(locNo)) {
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String[] split = locNo.split(_LINK);
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return Integer.parseInt(split[1]);
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}
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throw new RuntimeException("库位解析异常");
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}
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/**
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* 通过库位号获取 层
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*/
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public static int getLev(String locNo) {
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if (!Cools.isEmpty(locNo)) {
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String[] split = locNo.split(_LINK);
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return Integer.parseInt(split[2]);
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}
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throw new RuntimeException("库位解析异常");
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}
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public static String getLocNo(Number row, Number bay, Number lev) {
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return row + _LINK + bay + _LINK + lev;
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}
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/**
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* List转为树形结构
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*
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* @param data List
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* @param parentId 顶级的parentId
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* @param parentIdMapper 获取parentId的Function
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* @param idMapper 获取id的Function
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* @param consumer 赋值children的Consumer
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* @param <T> 数据的类型
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* @param <R> parentId的类型
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* @return List<T>
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*/
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public static <T, R> List<T> toTreeData(List<T> data,
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R parentId,
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Function<? super T, ? extends R> parentIdMapper,
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Function<? super T, ? extends R> idMapper,
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BiConsumer<T, List<T>> consumer) {
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List<T> result = new ArrayList<>();
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for (T d : data) {
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R dParentId = parentIdMapper.apply(d);
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if (parentId.equals(dParentId)) {
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R dId = idMapper.apply(d);
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List<T> children = toTreeData(data, dId, parentIdMapper, idMapper, consumer);
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if(children.size() > 0) {
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consumer.accept(d, children);
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}
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result.add(d);
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}
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}
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return result;
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}
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// public static <T> List<T> treeRemove(List<T> data, String condition,
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// Function<? super T, ? extends String> fetcher,
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// Function<T, List<T>> childrenGetter,
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// BiConsumer<T, List<T>> childrenSetter) {
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// List<T> result = new ArrayList<>();
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// for (T node : data) {
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// List<T> children = childrenGetter.apply(node);
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//
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// if (children != null && !children.isEmpty()) {
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// List<T> newChildren = treeRemove(children, condition, fetcher, childrenGetter, childrenSetter);
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// childrenSetter.accept(node, newChildren);
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// }
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//
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// if (fetcher.apply(node).contains(condition)) {
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// result.add(node);
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// }
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// }
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// return result;
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// }
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public static <T> void treeRemove(List<T> list, String condition, Function<? super T, ? extends String> fetcher, Function<T, List<T>> childrenGetter) {
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Iterator<T> iterator = list.iterator();
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while (iterator.hasNext()) {
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T next = iterator.next();
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List<T> children = childrenGetter.apply(next);
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if (children != null && !children.isEmpty()) {
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treeRemove(children, condition, fetcher, childrenGetter);
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} else {
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if (!fetcher.apply(next).contains(condition)) {
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iterator.remove();
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}
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}
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}
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}
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/**
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* 数组倒序
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* @param bytes
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* @param <T>
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*/
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public static <T> byte[] reverse(byte[] bytes) {
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if (bytes == null) return null;
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for (int start = 0, end = bytes.length - 1; start < end; start++, end--) {
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byte temp = bytes[end];
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bytes[end] = bytes[start];
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bytes[start] = temp;
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}
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return bytes;
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}
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/**
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* 截取数组
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* @param bytes 原数组
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* @param pos 定位（截取后包含定位点数据）
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* @param len 长度
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* @return new arr
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*/
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public static byte[] slice(byte[] bytes, int pos, int len) {
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if (bytes == null || bytes.length == 0 || len == 0) {
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return new byte[0];
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}
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if (pos + len > bytes.length) {
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throw new RuntimeException("com.zy.acs.common.utils ArrayIndexOutOfBoundsException\n" +
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"原数组 bytes 长度为 " + bytes.length + "，截取长度超过原数组！");
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}
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byte[] arr = new byte[len];
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System.arraycopy(bytes, pos, arr, 0, len);
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return arr;
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}
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public static byte[] sliceWithReverse(byte[] bytes, int pos, int len) {
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byte[] slice = slice(bytes, pos, len);
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reverse(slice);
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return slice;
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}
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public static byte[] merge(Object... objects) {
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int len = 0;
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for (Object object : objects) {
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if (object instanceof byte[]) {
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byte[] bytes = (byte[]) object;
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len += bytes.length;
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}
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if (object instanceof Byte) {
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len++;
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}
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}
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byte[] arr = new byte[len];
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int idx = 0;
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for (Object object : objects) {
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if (object instanceof byte[]) {
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byte[] bytes = (byte[]) object;
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System.arraycopy(bytes, 0, arr, idx, bytes.length);
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idx += bytes.length;
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}
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if (object instanceof Byte) {
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byte[] bytes = new byte[] {(Byte) object};
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System.arraycopy(bytes, 0, arr, idx, bytes.length);
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idx += bytes.length;
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}
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}
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return arr;
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}
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public static <T> String join(T[] array, String seq) {
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StringBuilder sb = new StringBuilder();
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if (array != null) {
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for (int i = 0; i < array.length; i++) {
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sb.append(array[i]);
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if (i < array.length - 1) {
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sb.append(seq);
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}
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}
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}
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return sb.toString();
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}
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public static String zeroFill(String msg, Integer len) {
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len = Optional.ofNullable(len).orElse(16);
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if (msg.length() == len){
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return msg;
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} else if (msg.length() > len){
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return msg.substring(0, 16);
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} else {
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StringBuilder msgBuilder = new StringBuilder(msg);
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for (int i = 0; i<len-msg.length(); i++){
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msgBuilder.insert(0,"0");
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}
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return msgBuilder.toString();
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}
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}
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public static String removePrefix(String str, String prefix) {
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if (!Cools.isEmpty(str) && !Cools.isEmpty(prefix)) {
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if (str.startsWith(prefix)) {
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return str.substring(prefix.length());
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} else {
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return str;
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}
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} else {
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return str;
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}
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}
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public static String removeSuffix(String str, String suffix) {
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if (!Cools.isEmpty(str) && !Cools.isEmpty(suffix)) {
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if (str.endsWith(suffix)) {
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return str.substring(0, str.indexOf(suffix));
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} else {
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return str;
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}
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} else {
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return str;
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}
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}
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/**
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* 大驼峰 转 symbol小驼峰
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*/
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public static String toSymbolCase(String str, char symbol) {
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if (str == null) {
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return null;
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} else {
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int length = str.length();
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StringBuilder sb = new StringBuilder();
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for(int i = 0; i < length; ++i) {
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char c = str.charAt(i);
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if (Character.isUpperCase(c)) {
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Character preChar = i > 0 ? str.charAt(i - 1) : null;
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Character nextChar = i < str.length() - 1 ? str.charAt(i + 1) : null;
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if (null != preChar) {
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if (symbol == preChar) {
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if (null == nextChar || Character.isLowerCase(nextChar)) {
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c = Character.toLowerCase(c);
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}
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} else if (Character.isLowerCase(preChar)) {
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sb.append(symbol);
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if (null == nextChar || Character.isLowerCase(nextChar)) {
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c = Character.toLowerCase(c);
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}
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} else if (null == nextChar || Character.isLowerCase(nextChar)) {
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sb.append(symbol);
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c = Character.toLowerCase(c);
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}
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} else if (null == nextChar || Character.isLowerCase(nextChar)) {
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c = Character.toLowerCase(c);
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}
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}
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sb.append(c);
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}
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return sb.toString();
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}
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}
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public static String toCamelCase(CharSequence name) {
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if (null == name) {
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return null;
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} else {
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String name2 = name.toString();
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if (name2.contains("_")) {
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int length = name2.length();
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StringBuilder sb = new StringBuilder(length);
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boolean upperCase = false;
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for(int i = 0; i < length; ++i) {
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char c = name2.charAt(i);
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if (c == '_') {
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upperCase = true;
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} else if (upperCase) {
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sb.append(Character.toUpperCase(c));
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upperCase = false;
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} else {
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sb.append(Character.toLowerCase(c));
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}
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}
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return sb.toString();
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} else {
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return name2;
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}
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}
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}
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public static String sub(String str, Integer maxLen) {
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if (str.length() > maxLen) {
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return str.substring(0, maxLen);
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}
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return str;
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}
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public static String generateSeqNum(String lastSeqNum) {
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if (Cools.isEmpty(lastSeqNum)) {
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return zeroFill("1", 4);
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} else {
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int i = Integer.parseInt(lastSeqNum);
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if (i >= 9999) {
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return zeroFill("1", 4);
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} else {
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return zeroFill(String.valueOf(i+1), 4);
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}
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}
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}
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public static void cors(HttpServletResponse response){
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// 跨域设置
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response.setHeader("Access-Control-Max-Age", "3600");
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response.setHeader("Access-Control-Allow-Origin", "*");
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response.setHeader("Access-Control-Allow-Methods", "*");
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response.setHeader("Access-Control-Allow-Headers", "*");
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response.setHeader("Access-Control-Expose-Headers", Constants.TOKEN_HEADER_NAME);
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}
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}
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