/*
 * Copyright (C) FuseSource, Inc.
 * http://fusesource.com
 *
 * 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.fusesource.fabric.camel.dslio

import java.io.PrintWriter
import org.apache.camel.model.{RouteDefinition, FromDefinition}

class ScalaDslWriter(out: PrintWriter) extends JavaDslWriter(out){
  var blocks = 0

  override def write(node: FromDefinition) = {
    val uri = node.getUri
    if (uri != null && uri.size > 0) {
      indent
      print(doubleQuote(uri) + " ==> ")
      startBlock()
    }
  }


  override def write(route: RouteDefinition) {
    super.write(route)
    for (i <- 0 to blocks) {
      endBlock
    }
    blocks = 0
  }

  def startBlock() {
    println(" {")
    indentLevel += 1
    blocks += 1
  }

  def endBlock() {
    indentLevel -= 1
    indent
    println("}")
  }

  override protected def parametersText(parameters: List[String]) = {
    if (parameters.isEmpty) {
      ""
    } else {
      super.parametersText(parameters)
    }
  }
}
