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/*
* MIT License
*
* Copyright (c) 2017 atlarge-research
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package com.atlarge.opendc.model.topology
import com.atlarge.opendc.simulator.Entity
/**
* A subinterface of [Topology] which adds mutation methods. When mutation is not required, users
* should prefer the [Topology] interface.
*
* @author Fabian Mastenbroek (f.s.mastenbroek@student.tudelft.nl)
*/
interface MutableTopology : Topology, MutableSet<Entity<*, Topology>> {
/**
* Create a directed, labeled edge between two nodes in the topology.
*
* @param from The source of the edge.
* @param to The destination of the edge.
* @param label The label of the edge.
* @param tag The tag of the edge that uniquely identifies the relationship the edge represents.
* @return The edge that has been created.
*/
fun <T> connect(from: Entity<*, Topology>, to: Entity<*, Topology>, label: T, tag: String? = null): Edge<T>
/**
* Create a directed, unlabeled edge between two nodes in the topology.
*
* @param from The source of the edge.
* @param to The destination of the edge.
* @param tag The tag of the edge that uniquely identifies the relationship the edge represents.
* @return The edge that has been created.
*/
fun connect(from: Entity<*, Topology>, to: Entity<*, Topology>, tag: String? = null): Edge<Unit> =
connect(from, to, Unit, tag)
/**
* Create a directed, unlabeled edge between two nodes in the topology.
*
* @param dest The destination of the edge.
* @return The edge that has been created.
*/
infix fun Entity<*, Topology>.to(dest: Entity<*, Topology>): Edge<Unit> = connect(this, dest)
}
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