/*

 * Copyright 2011 Tomas Zeman <tzeman@volny.cz>

 *

 * 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 net.tz.lift.snippet

import net.liftweb.mapper.MappedField

import scala.xml.{NodeSeq, Text}

object AttrRow {

  def apply(name: => NodeSeq, value: => NodeSeq) =  new AttrRow(name, value,

    "attr-name", "attr-value")

  def apply(f: MappedField[_, _]) = new AttrRow(Text(f.displayName), f.asHtml,

    "attr-name", "attr-value")

  def formRow(name: => NodeSeq, input: => NodeSeq) = new AttrRow(name, input,

    "form-name", "form-value")

  def submitRow(button: => NodeSeq) = new SpanRow(button)

}

class AttrRow(name: => NodeSeq, value: => NodeSeq, nameCss: String,

  valueCss: String) extends Function0[NodeSeq] {

  def tdN = <td class={nameCss}>{name}</td>

  def tdV = <td class={valueCss}>{value}</td>

  def apply(): NodeSeq = <tr>{tdN :: tdV :: Nil}</tr>

}

class SpanRow(value: => NodeSeq) extends AttrRow(NodeSeq.Empty, value, "", "")

{

  override def apply(): NodeSeq = <tr><td colspan="2">{value}</td></tr>

}

object Panel {

  def apply(attrs: Iterable[AttrRow]) = new Panel(attrs)

  def fromFields(fields: Iterable[MappedField[_,_]]) =

    new Panel(fields.map(AttrRow(_)))

}

class Panel(attrs: => Iterable[AttrRow]) extends Function1[NodeSeq, NodeSeq]

{

  def apply(in: NodeSeq): NodeSeq = <table>{attrs.map(_())}</table>

  def &(other: Function1[NodeSeq, NodeSeq]) = new Function1[NodeSeq, NodeSeq] {

    def apply(in: NodeSeq): NodeSeq = List(Panel.this, other) flatMap (_(in))

  }

}

// vim: set ts=2 sw=2 et: