/* 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
 * 
 *      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.flowable.rest.service.api.engine.variable;

import org.flowable.common.engine.api.FlowableIllegalArgumentException;

import com.fasterxml.jackson.annotation.JsonIgnoreProperties;

import io.swagger.annotations.ApiModelProperty;

/**
 * @author Frederik Heremans
 */
@JsonIgnoreProperties(ignoreUnknown = true)
public class QueryVariable {

    private String name;
    private String operation;
    private Object value;
    private String type;

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    @ApiModelProperty(hidden = true)
    public QueryVariableOperation getVariableOperation() {
        if (operation == null) {
            return null;
        }
        return QueryVariableOperation.forFriendlyName(operation);
    }

    @ApiModelProperty(allowableValues = "equals, notEquals, equalsIgnoreCase, notEqualsIgnoreCase, like, likeIgnoreCase, greaterThan, greaterThanOrEquals, lessThan, lessThanOrEquals")
    public void setOperation(String operation) {
        this.operation = operation;
    }

    public String getOperation() {
        return operation;
    }

    public Object getValue() {
        return value;
    }

    public void setValue(Object value) {
        this.value = value;
    }

    public String getType() {
        return type;
    }

    public void setType(String type) {
        this.type = type;
    }

    public enum QueryVariableOperation {
        EQUALS("equals"), NOT_EQUALS("notEquals"), EQUALS_IGNORE_CASE("equalsIgnoreCase"), NOT_EQUALS_IGNORE_CASE("notEqualsIgnoreCase"), LIKE("like"), LIKE_IGNORE_CASE("likeIgnoreCase"), GREATER_THAN("greaterThan"), GREATER_THAN_OR_EQUALS(
                "greaterThanOrEquals"), LESS_THAN("lessThan"), LESS_THAN_OR_EQUALS("lessThanOrEquals");

        private String friendlyName;

        private QueryVariableOperation(String friendlyName) {
            this.friendlyName = friendlyName;
        }

        public String getFriendlyName() {
            return friendlyName;
        }

        public static QueryVariableOperation forFriendlyName(String friendlyName) {
            for (QueryVariableOperation type : values()) {
                if (type.friendlyName.equals(friendlyName)) {
                    return type;
                }
            }
            throw new FlowableIllegalArgumentException("Unsupported variable query operation: " + friendlyName);
        }
    }

}
