/*-
 * ============LICENSE_START=======================================================
 * ONAP - SO
 * ================================================================================
 * 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.openecomp.mso.cloudify.v3.model;

import java.io.IOException;
import java.io.Serializable;
import java.util.Date;
import java.util.List;
import java.util.Map;

import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.databind.ObjectMapper;

@JsonIgnoreProperties(ignoreUnknown = true)
//@JsonRootName("deployment")
public class Deployment implements Serializable {

	private static final long serialVersionUID = 1L;
	
    @JsonProperty("blueprint_id")
    private String blueprintId;

    @JsonProperty("created_at")
    private Date createdAt;

    @JsonProperty("created_by")
    private String createdBy;

    @JsonProperty("description")
    private String description;

    @JsonProperty("groups")
    private Map<String, Group> groups = null;
    
    @JsonProperty("id")
    private String id;
    
    @JsonProperty("inputs")
    private Map<String, Object> inputs = null;
    
    // TODO: Expand the definition of a PolicyTrigger
    @JsonProperty("policy_triggers")
    private List<Object> policyTriggers;

    // TODO: Expand the definition of a PolicyType
    @JsonProperty("policy_types")
    private List<Object> policyTypes;

    @JsonProperty("scaling_groups")
    private Map<String, ScalingGroup> scalingGroups = null;
    
    @JsonProperty("tenant_name")
    private String tenantName;

    @JsonProperty("updated_at")
    private Date updatedAt;

    @JsonProperty("workflows")
    private List<Workflow> workflows;

    // ObjectMapper instance to parse Json object outputs
    @JsonIgnore
	private static ObjectMapper mapper = new ObjectMapper();

    public String getBlueprintId() {
        return blueprintId;
    }

    public void setBlueprintId(String blueprintId) {
        this.blueprintId = blueprintId;
    }
   
    public Date getCreatedAt() {
        return createdAt;
    }

    public void setCreatedAt(Date createdAt) {
        this.createdAt = createdAt;
    }

    public String getCreatedBy() {
        return createdBy;
    }

    public void setCreatedBy(String createdBy) {
        this.createdBy = createdBy;
    }

    public String getDescription() {
        return description;
    }

    public void setDescription(String description) {
        this.description = description;
    }
    
    public Map<String, Group> getGroups() {
    	return this.groups;
    }
    
    public void setGroups(Map<String, Group> groups) {
    	this.groups = groups;
    }

    public String getId() {
        return id;
    }

    public void setId(String id) {
        this.id = id;
    }

    public Map<String, Object> getInputs() {
    	return this.inputs;
    }
    public void setInputs(Map<String, Object> inputs) {
    	this.inputs = inputs;
    }

    public String getTenantName() {
        return tenantName;
    }

    public void setTenantName(String tenantName) {
        this.tenantName = tenantName;
    }

    public Map<String, ScalingGroup> getScalingGroups() {
		return scalingGroups;
	}

	public void setScalingGroups(Map<String, ScalingGroup> scalingGroups) {
		this.scalingGroups = scalingGroups;
	}

	public Date getUpdatedAt() {
        return updatedAt;
    }

    public void setUpdatedAt(Date updatedAt) {
        this.updatedAt = updatedAt;
    }

    public List<Workflow> getWorkflows() {
        return workflows;
    }

    public void setWorkflows(List<Workflow> workflows) {
        this.workflows = workflows;
    }

    /*
     * Nested subclasses for Group definitions
     */
    public static final class Group {
    	@JsonProperty ("policies")
    	Object policies;
    	
    	@JsonProperty("members")
    	List<String> members;

		public Object getPolicies() {
			return policies;
		}

		public void setPolicies(Object policies) {
			this.policies = policies;
		}

		public List<String> getMembers() {
			return members;
		}

		public void setMembers(List<String> members) {
			this.members = members;
		}
    }

    /*
     * Nested subclasses for Scaling Group definitions
     */
    public static final class ScalingGroup {
    	@JsonProperty ("properties")
    	ScalingGroupProperties properties;
    	
    	@JsonProperty("members")
    	List<String> members;

		public ScalingGroupProperties getProperties() {
			return properties;
		}

		public void setProperties(ScalingGroupProperties properties) {
			this.properties = properties;
		}

		public List<String> getMembers() {
			return members;
		}

		public void setMembers(List<String> members) {
			this.members = members;
		}
    }

    public static final class ScalingGroupProperties {
    	@JsonProperty("current_instances")
    	int currentInstances;
    	
    	@JsonProperty("default_instances")
    	int defaultInstances;
    	
    	@JsonProperty("max_instances")
    	int maxInstances;
    	
    	@JsonProperty("min_instances")
    	int minInstances;
    	
    	@JsonProperty("planned_instances")
    	int plannedInstances;

		public int getCurrentInstances() {
			return currentInstances;
		}

		public void setCurrentInstances(int currentInstances) {
			this.currentInstances = currentInstances;
		}

		public int getDefaultInstances() {
			return defaultInstances;
		}

		public void setDefaultInstances(int defaultInstances) {
			this.defaultInstances = defaultInstances;
		}

		public int getMaxInstances() {
			return maxInstances;
		}

		public void setMaxInstances(int maxInstances) {
			this.maxInstances = maxInstances;
		}

		public int getMinInstances() {
			return minInstances;
		}

		public void setMinInstances(int minInstances) {
			this.minInstances = minInstances;
		}

		public int getPlannedInstances() {
			return plannedInstances;
		}

		public void setPlannedInstances(int plannedInstances) {
			this.plannedInstances = plannedInstances;
		}
    }
    
    /*
     * Nested subclass for Deployment Workflow entities.
     * Note that Blueprint class also contains a slightly different Workflow structure.
     */
    public static final class Workflow {
    	@JsonProperty("name")
    	private String name;
    	@JsonProperty("created_at")
    	private Date createdAt;
    	@JsonProperty("parameters")
    	private Map<String,ParameterDefinition> parameters;
    	
    	public Workflow() {}
    	
		public String getName() {
			return name;
		}
		public void setName(String name) {
			this.name = name;
		}
		public Date getCreatedAt() {
			return createdAt;
		}
		public void setCreatedAt(Date createdAt) {
			this.createdAt = createdAt;
		}
		public Map<String, ParameterDefinition> getParameters() {
			return parameters;
		}
		public void setParameters(Map<String, ParameterDefinition> parameters) {
			this.parameters = parameters;
		}
    }
    
	/*
	 * Return an  output as a Json-mapped Object of the provided type.
	 * This is useful for json-object outputs.
	 */
	public <T> T getMapValue (Map<String,Object> map, String key, Class<T> type)
	{
		if (map.containsKey(key)) {
			try {
				String s = mapper.writeValueAsString(map.get(key));
				return (mapper.readValue(s, type));
			}
			catch (IOException e) {
				return null;
			}
		}
		return null;
	}

	@Override
    public String toString() {
        return "Deployment{" +
                "id='" + id + '\'' +
                ", description='" + description + '\'' +
                ", blueprintId='" + blueprintId + '\'' +
                ", createdBy='" + createdBy + '\'' +
                ", tenantName='" + tenantName + '\'' +
                ", createdAt=" + createdAt +
                ", updatedAt=" + updatedAt +
                ", inputs='" + inputs + '\'' +
                ", workflows=" + workflows +
                ", groups=" + groups +
                '}';
    }

}