require 'editissuedialog'

require 'Qt4'

class EditIssueDialog < Qt::Dialog

    attr_reader :arguments

    attr_reader :results

    slots :writeBackResults

    def initialize( title, arguments, parent = nil )

        super( parent )

        setWindowTitle( title )

        @arguments = arguments

        @results = []

        createUI

    end

    def createUI

        @argumentsLayout = Qt::GridLayout.new

        row = 0

        @arguments.each do |argument|

            resultsEntry = { :id => argument[:id], :value => nil, :type => :unknown }

            label = Qt::Label.new( argument[:name] )

            label.alignment = Qt::AlignLeft | Qt::AlignTop

            @argumentsLayout.addWidget( label, row, 0 )

            widget = nil

            if argument[:type].equal?( :String ) then

                resultsEntry[:type] = :String

                widget = Qt::LineEdit.new( self )

                widget.text = argument[:value]

            elsif argument[:type].equal?( :Text ) then

                resultsEntry[:type] = :Text

                widget = Qt::TextEdit.new( self )

                widget.plainText = argument[:value]

            elsif argument[:type].equal?( :Select ) then

                resultsEntry[:type] = :Select

                widget = Qt::ComboBox.new( self )

                argument[:value].keys.each do |key|

                    widget.addItem( argument[:value][key], Qt::Variant::fromValue( key ) )

                    if key == argument[:default] then

                        widget.currentIndex = widget.count - 1

                    end

                end

            end

            if not widget.nil? then

                resultsEntry[:widget] = widget

                @argumentsLayout.addWidget( widget, row, 1 )

            end

            @results.push( resultsEntry )

            row += 1

        end

        @submitButton = Qt::PushButton.new( tr( "Submit" ), self )

        connect( @submitButton, SIGNAL(:clicked), self, SLOT(:writeBackResults) )

        @cancelButton = Qt::PushButton.new( tr( "Cancel" ), self )

        connect( @cancelButton, SIGNAL(:clicked), self, SLOT(:reject) )

        @buttonsLayout = Qt::HBoxLayout.new

        @buttonsLayout.addStretch

        @buttonsLayout.addWidget( @submitButton )

        @buttonsLayout.addWidget( @cancelButton )

        @mainLayout = Qt::VBoxLayout.new

        @mainLayout.addItem( @argumentsLayout )

        @mainLayout.addItem( @buttonsLayout )

        setLayout( @mainLayout )

    end

    def writeBackResults

        @results.each do |result|

            if result[ :type ].equal?( :String ) then

                result[ :value ] = result[ :widget ].text

            elsif result[ :type ].equal?( :Text ) then

                result[ :value ] = result[ :widget ].toPlainText

            elsif result[ :type ].equal?( :Select ) then

                index = result[ :widget ].currentIndex

                result[ :value ] = result[ :widget ].itemData( index, Qt::UserRole ).toString

            end

            result[ :widget ] = nil

        end

        accept

    end

end