content: /*
   * Copyright 2025 the original author or authors.
   *
   * Licensed 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
   *
   *      https://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 com.alibaba.cloud.ai.studio.runtime.enums;
  
  import lombok.Getter;
  import org.apache.commons.lang3.StringUtils;
  
  import java.math.BigDecimal;
  import java.util.Arrays;
  import java.util.List;
  import java.util.Optional;
  
  /**
   * Enum representing different parameter types for API parameters. Each type defines
   * validation rules for its corresponding data type.
   *
   * @since 1.0.0.3
   */
  @Getter
  public enum ParameterType {
  
  	/** Represents numeric values (Integer, Long, Float, Double, BigDecimal) */
  	NUMBER("Number") {
  		@Override
  		public boolean isValidType(Object obj) {
  			return isNumber(obj);
  		}
  	},
  
  	/** Represents boolean values */
  	BOOLEAN("Boolean") {
  		@Override
  		public boolean isValidType(Object obj) {
  			return obj instanceof Boolean;
  		}
  	},
  
  	/** Represents string values */
  	STRING("String") {
  		@Override
  		public boolean isValidType(Object obj) {
  			return obj instanceof String;
  		}
  	},
  
  	/** Represents any object type */
  	OBJECT("Object") {
  		@Override
  		public boolean isValidType(Object obj) {
  			return true;
  		}
  	},
  
  	/** Represents file type */
  	FILE("File") {
  		@Override
  		public boolean isValidType(Object obj) {
  			return true;
  		}
  	},
  
  	/** Represents an array of objects */
  	ARRAY_OBJECT("Array<Object>") {
  		@Override
  		public boolean isValidType(Object obj) {
  			return obj instanceof List;
  		}
  	},
  
  	/** Represents an array of strings */
  	ARRAY_STRING("Array<String>") {
  		@Override
  		public boolean isValidType(Object obj) {
  			if (!(obj instanceof List)) {
  				return false;
  			}
  
  			for (Object o : (List) obj) {
  				if (!(o instanceof String)) {
  					return false;
  				}
  			}
  
  			return true;
  		}
  	},
  
  	/** Represents an array of numbers */
  	ARRAY_NUMBER("Array<Number>") {
  		@Override
  		public boolean isValidType(Object obj) {
  			if (!(obj instanceof List)) {
  				return false;
  			}
  
  			for (Object o : (List) obj) {
  				if (!isNumber(o)) {
  					return false;
  				}
  			}
  
  			return true;
  		}
  	},
  
  	/** Represents an array of booleans */
  	ARRAY_BOOLEAN("Array<Boolean>") {
  		@Override
  		public boolean isValidType(Object obj) {
  			if (!(obj instanceof List)) {
  				return false;
  			}
  
  			for (Object o : (List) obj) {
  				if (!(o instanceof Boolean)) {
  					return false;
  				}
  			}
  
  			return true;
  		}
  	},
  
  	;
  
  	/** The string representation of the parameter type */
  	private final String type;
  
  	ParameterType(String type) {
  		this.type = type;
  	}
  
  	/**
  	 * Converts a string to its corresponding ParameterType enum value
  	 * @param type The string representation of the parameter type
  	 * @return The matching ParameterType enum value, or null if not found
  	 */
  	public static ParameterType of(String type) {
  		if (StringUtils.isBlank(type)) {
  			return null;
  		}
  
  		Optional<ParameterType> any = Arrays.stream(values())
  			.filter(parameterType -> type.equalsIgnoreCase(parameterType.getType()))
  			.findAny();
  
  		return any.orElse(null);
  	}
  
  	/**
  	 * Validates if the given object matches this parameter type
  	 * @param obj The object to validate
  	 * @return true if the object is valid for this parameter type
  	 */
  	public abstract boolean isValidType(Object obj);
  
  	/**
  	 * Checks if an object is a numeric type
  	 * @param obj The object to check
  	 * @return true if the object is a numeric type
  	 */
  	private static boolean isNumber(Object obj) {
  		return obj instanceof Integer || obj instanceof Long || obj instanceof Float || obj instanceof Double
  				|| obj instanceof BigDecimal;
  	}
  
  }
  