package org.yeshi.utils.generater.util;
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import org.yeshi.utils.StringUtil;
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import org.yeshi.utils.generater.annotation.admin.Show;
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import org.yeshi.utils.generater.annotation.admin.form.*;
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import org.yeshi.utils.generater.entity.KeyValue;
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import org.yeshi.utils.generater.entity.admin.FormRowData;
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import org.yeshi.utils.generater.exception.AnotationException;
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import java.lang.annotation.Annotation;
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import java.lang.reflect.Field;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.lang.reflect.Type;
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import java.util.*;
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/**
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* @author Administrator
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* @title: FormAnotationUtil
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* @description: 注解帮助类
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* @date 2021/9/24 10:31
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*/
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public class AnotationUtil {
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public static Map<String, Object> getParamsMap(Annotation a) throws InvocationTargetException, IllegalAccessException {
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Map<String, Object> params = new HashMap<>();
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Method[] fs = a.getClass().getDeclaredMethods();
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for (Method md : fs) {
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if (md.getGenericParameterTypes().length > 0)
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continue;
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if (md.getName().equals("toString") || md.getName().equals("hashCode") || md.getName().equalsIgnoreCase("annotationType"))
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continue;
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Object value = md.invoke(a);
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if (value instanceof String[]) {
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params.put(md.getName(), value);
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List<KeyValue> values = new ArrayList<>();
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String[] arrays = (String[]) value;
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if (arrays.length == 1 && StringUtil.isNullOrEmpty(arrays[0])) {
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} else {
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for (String st : (String[]) value) {
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values.add(new KeyValue(st.substring(0, st.indexOf(":")), st.substring(st.indexOf(":") + 1)));
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}
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}
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params.put(md.getName(), values);
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} else {
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params.put(md.getName(), value);
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}
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}
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return params;
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}
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//获取表单的行数据
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public static List<FormRowData> getFormRowData(Class entity) throws AnotationException, Exception {
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List<FormRowData> list = new ArrayList<>();
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Field[] fields = entity.getDeclaredFields();
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for (Field fd : fields) {
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Annotation[] as = fd.getAnnotations();
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FormRowData formRowData = null;
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for (Annotation an : as) {
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formRowData = new FormRowData();
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if (an instanceof CheckBox) {
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FormAnotationValidUtil.valid((CheckBox) an);
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} else if (an instanceof Img) {
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FormAnotationValidUtil.valid((Img) an);
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} else if (an instanceof Password) {
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FormAnotationValidUtil.valid((Password) an);
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} else if (an instanceof RadioGroup) {
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FormAnotationValidUtil.valid((RadioGroup) an);
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} else if (an instanceof Select) {
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FormAnotationValidUtil.valid((Select) an);
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} else if (an instanceof Switch) {
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FormAnotationValidUtil.valid((Switch) an);
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} else if (an instanceof Text) {
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FormAnotationValidUtil.valid((Text) an);
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} else if (an instanceof TextArea) {
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FormAnotationValidUtil.valid((TextArea) an);
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} else {
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formRowData = null;
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}
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if (formRowData != null) {
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formRowData.setKey(fd.getName());
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formRowData.setType(an.annotationType().getSimpleName());
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formRowData.setParams(getParamsMap(an));
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list.add(formRowData);
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break;
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}
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}
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}
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return list;
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}
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//获取可以更新的字段
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public static List<FormRowData> getUpdateFormRowData(Class entity) throws AnotationException, Exception {
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List<FormRowData> list = getFormRowData(entity);
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if (list != null) {
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for (int i = 0; i < list.size(); i++) {
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if (list.get(i) == null || list.get(i).getParams() == null || !((Boolean) list.get(i).getParams().get("update"))) {
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//没有配置更新项目
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list.remove(i--);
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}
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}
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}
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return list;
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}
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//获取显示的字段数据
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public static List<Map<String, Object>> getShowDataList(Class entity) throws InvocationTargetException, IllegalAccessException {
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List<Map<String, Object>> list = new ArrayList<>();
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Field[] fields = entity.getDeclaredFields();
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for (Field fd : fields) {
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Annotation[] as = fd.getAnnotations();
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for (Annotation an : as) {
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if (an instanceof Show) {
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Map<String, Object> map = getParamsMap(an);
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map.put("identifier", fd.getName());
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list.add(map);
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}
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}
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}
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if (list != null && list.size() > 0) {
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Comparator<Map<String, Object>> cm = (Map<String, Object> o1, Map<String, Object> o2) -> {
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return (int) (o1.get("order")) - (int) (o2.get("order"));
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};
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Collections.sort(list, cm);
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}
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return list;
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}
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}
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