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refactor(api-doc/web): 重构doc文档枚举展示处理,处理doc 文档全局响应格式
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Time-w committed Aug 14, 2024
1 parent 22ebdfe commit bf51837
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import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import top.continew.starter.apidoc.handler.GenericEnumHandler;
import top.continew.starter.apidoc.handler.OpenApiHandler;
import top.continew.starter.apidoc.util.EnumTypeUtils;
import top.continew.starter.core.autoconfigure.project.ProjectProperties;
import top.continew.starter.core.enums.BaseEnum;
import top.continew.starter.core.util.GeneralPropertySourceFactory;

import java.util.*;
import java.util.concurrent.TimeUnit;
import java.util.stream.Collectors;

/**
* API 文档自动配置
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/**
* 自定义参数配置(针对 BaseEnum 展示枚举值和描述)
*
* @return {@link GenericEnumHandler }
* @since 2.4.0
*/
@Bean
public ParameterCustomizer customParameterCustomizer() {
return (parameterModel, methodParameter) -> {
Class<?> parameterType = methodParameter.getParameterType();
// 判断是否为 BaseEnum 的子类型
if (!ClassUtil.isAssignable(BaseEnum.class, parameterType)) {
return parameterModel;
}
String description = parameterModel.getDescription();
if (StrUtil.contains(description, "color:red")) {
return parameterModel;
}
// 封装参数配置
this.configureSchema(parameterModel.getSchema(), parameterType);
// 自定义枚举描述
parameterModel.setDescription(description + "<span style='color:red'>" + this
.getDescMap(parameterType) + "</span>");
return parameterModel;
};
}

/**
* 自定义参数配置(针对 BaseEnum 展示枚举值和描述)
*
* @since 2.4.0
*/
@Bean
public PropertyCustomizer customPropertyCustomizer() {
return (schema, type) -> {
Class<?> rawClass;
// 获取原始类的类型
if (type.getType() instanceof SimpleType) {
rawClass = ((SimpleType)type.getType()).getRawClass();
} else if (type.getType() instanceof CollectionType) {
rawClass = ((CollectionType)type.getType()).getContentType().getRawClass();
} else {
rawClass = Object.class;
}
// 判断是否为 BaseEnum 的子类型
if (!ClassUtil.isAssignable(BaseEnum.class, rawClass)) {
return schema;
}
// 封装参数配置
this.configureSchema(schema, rawClass);
// 自定义参数描述
schema.setDescription(schema.getDescription() + "<span style='color:red'>" + this
.getDescMap(rawClass) + "</span>");
return schema;
};
public GenericEnumHandler customParameterCustomizer() {
return new GenericEnumHandler();
}

/**
* 封装 Schema 配置
*
* @param schema Schema
* @param enumClass 枚举类型
* @since 2.4.0
*/
private void configureSchema(Schema schema, Class<?> enumClass) {
BaseEnum[] enums = (BaseEnum[])enumClass.getEnumConstants();
// 设置枚举可用值
List<String> valueList = Arrays.stream(enums).map(e -> e.getValue().toString()).toList();
schema.setEnum(valueList);
// 设置枚举值类型和格式
String enumValueType = EnumTypeUtils.getEnumValueTypeAsString(enumClass);
schema.setType(enumValueType);
switch (enumValueType) {
case "integer" -> schema.setFormat("int32");
case "long" -> schema.setFormat("int64");
case "number" -> schema.setFormat("double");
default -> schema.setFormat(enumValueType);
}
}

/**
* 获取枚举描述 Map
*
* @param enumClass 枚举类型
* @return 枚举描述 Map
* @since 2.4.0
*/
private Map<Object, String> getDescMap(Class<?> enumClass) {
BaseEnum[] enums = (BaseEnum[])enumClass.getEnumConstants();
return Arrays.stream(enums)
.collect(Collectors.toMap(BaseEnum::getValue, BaseEnum::getDescription, (a, b) -> a, LinkedHashMap::new));
}

@PostConstruct
public void postConstruct() {
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package top.continew.starter.apidoc.handler;

import cn.hutool.core.util.ClassUtil;
import cn.hutool.core.util.StrUtil;
import com.fasterxml.jackson.databind.type.CollectionType;
import com.fasterxml.jackson.databind.type.SimpleType;
import io.swagger.v3.core.converter.AnnotatedType;
import io.swagger.v3.oas.models.media.Schema;
import io.swagger.v3.oas.models.parameters.Parameter;
import org.springdoc.core.customizers.ParameterCustomizer;
import org.springdoc.core.customizers.PropertyCustomizer;
import org.springframework.core.MethodParameter;


import java.lang.reflect.Type;
import java.util.Arrays;
import java.util.List;
import top.continew.starter.apidoc.util.DocUtils;
import top.continew.starter.core.enums.BaseEnum;

/**
* 枚举处理程序
* 主要实现对 继承了 BaseEnum 类型的枚举参数和属性进行处理
*
* @Author echo
* @date 2024/08/12
*/
public class GenericEnumHandler implements ParameterCustomizer, PropertyCustomizer {
@Override
public Parameter customize(Parameter parameterModel, MethodParameter methodParameter) {
Class<?> parameterType = methodParameter.getParameterType();
// 判断是否为 BaseEnum 的子类型
if (!ClassUtil.isAssignable(BaseEnum.class, parameterType)) {
return parameterModel;
}
String description = parameterModel.getDescription();
if (StrUtil.contains(description, "color:red")) {
return parameterModel;
}
// 自定义枚举描述并封装参数配置
configureSchema(parameterModel.getSchema(), parameterType);
parameterModel.setDescription(appendEnumDescription(description, parameterType));
return parameterModel;
}

@Override
public Schema customize(Schema schema, AnnotatedType type) {
Class<?> rawClass = resolveRawClass(type.getType());
// 判断是否为 BaseEnum 的子类型
if (!ClassUtil.isAssignable(BaseEnum.class, rawClass)) {
return schema;
}
// 自定义参数描述并封装参数配置
configureSchema(schema, rawClass);
schema.setDescription(appendEnumDescription(schema.getDescription(), rawClass));
return schema;
}

/**
* 封装 Schema 配置
*
* @param schema Schema
* @param enumClass 枚举类型
*/
private void configureSchema(Schema schema, Class<?> enumClass) {
BaseEnum[] enums = (BaseEnum[]) enumClass.getEnumConstants();
List<String> valueList = Arrays.stream(enums)
.map(e -> e.getValue().toString()).toList();
schema.setEnum(valueList);
String enumValueType = DocUtils.getEnumValueTypeAsString(enumClass);
schema.setType(enumValueType);
schema.setFormat(DocUtils.resolveFormat(enumValueType));
}


/**
* 追加枚举描述
*
* @param originalDescription 原始描述
* @param enumClass 枚举类型
* @return 追加后的描述字符串
*/
private String appendEnumDescription(String originalDescription, Class<?> enumClass) {
return originalDescription + "<span style='color:red'>" + DocUtils.getDescMap(enumClass) + "</span>";
}

/**
* 解析原始类
*
* @param type 类型
* @return 原始类的 Class 对象
*/
private Class<?> resolveRawClass(Type type) {
if (type instanceof SimpleType) {
return ((SimpleType) type).getRawClass();
} else if (type instanceof CollectionType) {
return ((CollectionType) type).getContentType().getRawClass();
} else {
return Object.class;
}
}
}
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package top.continew.starter.apidoc.util;

import cn.hutool.core.collection.CollUtil;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import java.util.Arrays;
import java.util.Collection;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
import java.util.function.Function;
import java.util.stream.Collectors;
import org.springframework.web.bind.annotation.RestController;
import top.continew.starter.core.enums.BaseEnum;

/**
* 接口文档工具类
*
* @Author echo
* @date 2024/07/31
*/
public class DocUtils {

private DocUtils() {
}

/**
* 获取枚举值类型
*
* @param enumClass 枚举类型
* @return 枚举值类型
*/
public static String getEnumValueTypeAsString(Class<?> enumClass) {
// 获取枚举类实现的所有接口
Type[] interfaces = enumClass.getGenericInterfaces();
// 定义枚举值类型的映射
Map<Class<?>, String> typeMap = Map.of(
Integer.class, "integer",
Long.class, "long",
Double.class, "number",
String.class, "string"
);
// 遍历所有接口
for (Type type : interfaces) {
// 检查接口是否为参数化类型并且原始类型为 BaseEnum
if (type instanceof ParameterizedType parameterizedType && parameterizedType.getRawType() == BaseEnum.class) {
Type actualType = parameterizedType.getActualTypeArguments()[0];
// 检查实际类型参数是否为类类型,并返回对应的字符串类型
if (actualType instanceof Class<?> actualClass) {
return typeMap.getOrDefault(actualClass, "string");
}
}
}
// 默认返回 "string" 类型
return "string";
}

/**
* 解析枚举值的格式
*
* @param enumValueType 枚举值类型
* @return String 格式化类型
*/
public static String resolveFormat(String enumValueType) {
return switch (enumValueType) {
case "integer" -> "int32";
case "long" -> "int64";
case "number" -> "double";
default -> enumValueType;
};
}


/**
* 具有RestController 注释 既检查是否继承了BaseController
*
* @param clazz clazz
* @return boolean
*/
public static boolean hasRestControllerAnnotation(Class<?> clazz) {
// 如果注释包含 RestController 注解,则返回 true
if (clazz.isAnnotationPresent(RestController.class)) {
return true;
}
// 递归检查父类
Class<?> superClass = clazz.getSuperclass();
// 循环检查父类
while (superClass != null && !superClass.equals(Object.class)) {
// 如果父类包含 RestController 注解,则返回 true
if (hasRestControllerAnnotation(superClass)) {
return true;
}
// 递归检查接口
superClass = superClass.getSuperclass();
}
return false;
}

/**
* 获取枚举描述 Map
*
* @param enumClass 枚举类型
* @return 枚举描述 Map
*/
public static Map<Object, String> getDescMap(Class<?> enumClass) {
BaseEnum[] enums = (BaseEnum[]) enumClass.getEnumConstants();
return Arrays.stream(enums)
.collect(Collectors.toMap(BaseEnum::getValue, BaseEnum::getDescription, (a, b) -> a, LinkedHashMap::new));
}

/**
* 将collection转化为Set集合,但是两者的泛型不同<br>
* <B>{@code Collection<E> ------> Set<T> } </B>
*
* @param collection 需要转化的集合
* @param function collection中的泛型转化为set泛型的lambda表达式
* @param <E> collection中的泛型
* @param <T> Set中的泛型
* @return 转化后的Set
*/
public static <E, T> Set<T> toSet(Collection<E> collection, Function<E, T> function) {
if (CollUtil.isEmpty(collection) || function == null) {
return CollUtil.newHashSet();
}
return collection
.stream()
.map(function)
.filter(Objects::nonNull)
.collect(Collectors.toSet());
}
}
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