/*
 *
 *  Copyright (c) 2017, Hariharan Thiagarajan, Kansas State University
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
 *
 *  1. Redistributions of source code must retain the above copyright notice, this
 *     list of conditions and the following disclaimer.
 *  2. Redistributions in binary form must reproduce the above copyright notice,
 *     this list of conditions and the following disclaimer in the documentation
 *     and/or other materials provided with the distribution.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 *  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 *  ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 *  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 *  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 *  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

package org.sireum.awas.awasfacade;


import org.sireum.awas.ast.Builder;
import org.sireum.awas.ast.Model;
import org.sireum.awas.flow.FlowEdge;
import org.sireum.awas.flow.FlowGraph;
import org.sireum.awas.flow.FlowGraph$;
import org.sireum.awas.flow.FlowNode;
import org.sireum.awas.symbol.SymbolTable;
import org.sireum.awas.symbol.SymbolTable$;
import org.sireum.awas.util.JavaConverters;
import org.sireum.util.ConsoleTagReporter;
import org.sireum.util.jvm.FileUtil;
import scala.Some;

import java.util.Optional;

public class AwasGraphBuilder {

    public static Optional<AwasGraph> build(String path) {
        Some<String> optUri = Some.apply(path);

        Optional<Model> modelOpt = JavaConverters.toJavaOptional(Builder.apply(optUri,
                FileUtil.readFile(FileUtil.toUri(path))._1(),
                Builder.apply$default$3(),
                Builder.apply$default$4()));
        if (modelOpt.isPresent()) {
            SymbolTable st = SymbolTable$.MODULE$.apply(modelOpt.get(),
                    new ConsoleTagReporter());
            //build graph
            FlowGraph<FlowNode, FlowEdge<FlowNode>> graph = FlowGraph$.MODULE$.apply(modelOpt.get(), st, false);

            final AwasGraph ag = new AwasGraphImpl(graph, st);
            return Optional.of(ag);
        } else {
            return Optional.empty();
        }
    }
}
