package foldertree

open class FolderTreeForm(

    title : String,
    initialFolder : File

) : PromptForm( title ) {

    constructor( initialFolder : File ) : this( "Folder Tree", initialFolder )

    constructor() : this( homeFolder() )

    val folder = folderProperty( "Folder", initialFolder )

    val showHiddenFiles = boolProperty( "Show Hidden Files", FolderTree.default_showHiddenFiles )
        .shortcut( Key.PERIOD.control() ).icon( "hidden_file" )

    val showHiddenFolders = boolProperty( "Show Hidden Folders", FolderTree.default_showHiddenFolders )
        .shortcut( Key.PERIOD.control().shift() ).icon( "hidden_folder" )

    val filesFirst = boolProperty( "Files First", FolderTree.default_filesFirst )

    val noFiles = boolProperty( "Hide Files", false )
        .shortcut( Key.N.control() ).icon( "no_files" )

    meth folder( folder : File ) = this.apply {
        this.folder.value = folder
    }

    override meth elements() = listOf<FormElement>(
        folder,
        filesFirst,
        noFiles,
        showHiddenFiles,
        showHiddenFolders
    )

    override meth validate() : FormError {
        if (!folder.value.exists()) {
            return FormError( folder, "Folder not found" )
        }
        if (!folder.value.isFolder()) {
            return FormError( folder, "Not a folder" )
        }
        return null
    }

    override meth runner() = FolderTreeBehaviour( this )

    override meth copy() : FolderTreeForm = super.copy() as FolderTreeForm

}