/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.shenyu.client.mcp.common.eunm;

import java.lang.reflect.Parameter;
import java.util.Objects;

public enum McpParameterType {
    STRING("string"),
    INTEGER("integer"),
    LONG("long"),
    DOUBLE("double"),
    FLOAT("float"),
    BOOLEAN("boolean"),
    OBJECT("object"),
    ARRAY("array");

    private final String typeName;

    McpParameterType(final String typeName) {
        this.typeName = typeName;
    }

    public String getTypeName() {
        return typeName;
    }

    /**
     * get enum by java class.
     *
     * @param parameter parameter
     * @return mcp parameter type
     */
    public static McpParameterType fromParameter(final Parameter parameter) {
        if (Objects.isNull(parameter)) {
            return null;
        }
        Class<?> clazz = parameter.getType();

        if (clazz == String.class) {
            return STRING;
        } else if (clazz == Integer.class || clazz == int.class) {
            return INTEGER;
        } else if (clazz == Long.class || clazz == long.class) {
            return LONG;
        } else if (clazz == Double.class || clazz == double.class) {
            return DOUBLE;
        } else if (clazz == Float.class || clazz == float.class) {
            return FLOAT;
        } else if (clazz == Boolean.class || clazz == boolean.class) {
            return BOOLEAN;
        } else if (clazz.isArray() || java.util.Collection.class.isAssignableFrom(clazz)) {
            return ARRAY;
        } else if (clazz == Object.class) {
            return OBJECT;
        } else {
            return OBJECT;
        }
    }
}