/*-
 * ============LICENSE_START=======================================================
 * sdc-distribution-client
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * 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.
 * ============LICENSE_END=========================================================
 */

package org.onap.sdc.utils.heat;

import java.util.ArrayList;
import java.util.List;

public class HeatParameter {

    private String type;
    private String label;
    private String description;
    //This is in order to workaround "default" field in HeatParameterEntry, since default is Java keyword
    //YAML constructor will lowercase it during parsing
    private String Default;
    private String hidden = "false"; //defaultParameters value according to OpenStack spec
    private List<HeatParameterConstraint> constraints;


    public String getHidden() {
        return hidden;
    }

    public void setHidden(String hidden) {
        this.hidden = hidden;
    }

    public List<HeatParameterConstraint> getConstraints() {
        return constraints;
    }

    public void setConstraints(List<HeatParameterConstraint> constraints) {
        this.constraints = constraints;
    }

    public String getType() {
        return type;
    }

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

    public String getLabel() {
        return label;
    }

    public void setLabel(String label) {
        this.label = label;
    }

    public String getDescription() {
        return description;
    }

    public void setDescription(String description) {
        this.description = description;
    }

    public String getDefault() {
        return Default;
    }

    public void setDefault(String default1) {
        Default = default1;
    }


    // Getting specific constraints

    /**
     * Get the first "length" constraint from HEAT parameter.
     * No additional "length" constraint is searched for.
     *
     * @return first "length" constraint found for this parameter,
     * or null if no such constraint exists.
     */
    public HeatParameterConstraint getLengthConstraint() {
        HeatParameterConstraint res = null;
        if (constraints != null) {
            for (HeatParameterConstraint entry : constraints) {
                if (entry.getLength() != null) {
                    res = entry;
                    break;
                }
            }
        }
        return res;
    }


    /**
     * Get the first "range" constraint from HEAT parameter.
     * No additional "range" constraint is searched for.
     *
     * @return first "range" constraint found for this parameter,
     * or null if no such constraint exists.
     */
    public HeatParameterConstraint getRangeConstraint() {
        HeatParameterConstraint res = null;
        if (constraints != null) {
            for (HeatParameterConstraint entry : constraints) {
                if (entry.getRange() != null) {
                    res = entry;
                    break;
                }
            }
        }
        return res;
    }

    /**
     * Get the first "allowed_values" constraint from HEAT parameter.
     * No additional "allowed_values" constraint is searched for.
     *
     * @return first "allowed_values" constraint found for this parameter,
     * or null if no such constraint exists.
     */
    public HeatParameterConstraint getAllowedValuesConstraint() {
        HeatParameterConstraint res = null;
        if (constraints != null) {
            for (HeatParameterConstraint entry : constraints) {
                if (entry.getAllowed_values() != null) {
                    res = entry;
                    break;
                }
            }
        }
        return res;
    }

    /**
     * Get the "allowed_pattern" constraint list from HEAT parameter.
     *
     * @return "allowed_pattern" constraint list found for this parameter,
     * or null if no such constraint exists.
     */
    public List<HeatParameterConstraint> getAllowedPatternConstraint() {
        List<HeatParameterConstraint> res = null;
        if (constraints != null) {
            for (HeatParameterConstraint entry : constraints) {
                if (entry.getAllowed_pattern() != null) {
                    if (res == null) {
                        res = new ArrayList<>();
                    }
                    res.add(entry);
                }
            }
        }
        return res;
    }

    /**
     * Get the "custom_constraint" constraint list from HEAT parameter.
     *
     * @return "custom_constraint" constraint list found for this parameter,
     * or null if no such constraint exists.
     */
    public List<HeatParameterConstraint> getCustomConstraintConstraint() {
        List<HeatParameterConstraint> res = null;
        if (constraints != null) {
            for (HeatParameterConstraint entry : constraints) {
                if (entry.getCustom_constraint() != null) {
                    if (res == null) {
                        res = new ArrayList<>();
                    }
                    res.add(entry);
                }
            }
        }
        return res;
    }

    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        if (type != null) {
            sb.append("type:" + type + ", ");
        }
        if (label != null) {
            sb.append("label:" + label + ", ");
        }
        if (Default != null) {
            sb.append("default:" + Default + ", ");
        }
        if (hidden != null) {
            sb.append("hidden:" + hidden + ", ");
        }
        if (constraints != null) {
            sb.append("constraints:" + constraints + ", ");
        }
        if (description != null) {
            sb.append("description:" + description);
        }
        return sb.toString();
    }

}