import QtQuick          2.3
import QtQuick.Controls 1.2
import QtQuick.Layouts  1.2

import QGroundControl                   1.0
import QGroundControl.ScreenTools       1.0
import QGroundControl.Vehicle           1.0
import QGroundControl.Controls          1.0
import QGroundControl.FactControls      1.0
import QGroundControl.Palette           1.0
import QGroundControl.SettingsManager   1.0
import QGroundControl.Controllers       1.0

// Editor for Mission Settings
Rectangle {
    id:                 valuesRect
    width:              availableWidth
    height:             deferedload.status == Loader.Ready ? (visible ? deferedload.item.height : 0) : 0
    color:              qgcPal.windowShadeDark
    visible:            missionItem.isCurrentItem
    radius:             _radius

    property var    _masterControler:           masterController
    property var    _missionController:         _masterControler.missionController
    property var    _missionVehicle:            _masterControler.controllerVehicle
    property bool   _vehicleHasHomePosition:    _missionVehicle.homePosition.isValid
    property bool   _offlineEditing:            _missionVehicle.isOfflineEditingVehicle
    property bool   _showOfflineVehicleCombos:  _offlineEditing && _multipleFirmware && _noMissionItemsAdded
    property bool   _showCruiseSpeed:           !_missionVehicle.multiRotor
    property bool   _showHoverSpeed:            _missionVehicle.multiRotor || _missionVehicle.vtol
    property bool   _multipleFirmware:          QGroundControl.supportedFirmwareCount > 2
    property real   _fieldWidth:                ScreenTools.defaultFontPixelWidth * 16
    property bool   _mobile:                    ScreenTools.isMobile
    property var    _savePath:                  QGroundControl.settingsManager.appSettings.missionSavePath
    property var    _fileExtension:             QGroundControl.settingsManager.appSettings.missionFileExtension
    property var    _appSettings:               QGroundControl.settingsManager.appSettings    
    property bool   _waypointsOnlyMode:         QGroundControl.corePlugin.options.missionWaypointsOnly

    readonly property string _firmwareLabel:    qsTr("Firmware")
    readonly property string _vehicleLabel:     qsTr("Vehicle")

    QGCPalette { id: qgcPal }
    QFileDialogController { id: fileController }

    Loader {
        id:              deferedload
        active:          valuesRect.visible
        asynchronous:    true
        anchors.margins: _margin
        anchors.left:    valuesRect.left
        anchors.right:   valuesRect.right
        anchors.top:     valuesRect.top

        sourceComponent: Component {
            Item {
                id:                 valuesItem
                height:             valuesColumn.height + (_margin * 2)

                Column {
                    id:             valuesColumn
                    anchors.left:   parent.left
                    anchors.right:  parent.right
                    anchors.top:    parent.top
                    spacing:        _margin

                    Loader {
                        anchors.left:       parent.left
                        anchors.right:      parent.right
                        sourceComponent:    missionSettings
                    }
                } // Column
            } // Item
        } // Component
    } // Loader

    Component {
        id: missionSettings

        Column {
            id:             valuesColumn
            anchors.left:   parent ? parent.left  : undefined
            anchors.right:  parent ? parent.right : undefined
            anchors.top:    parent ? parent.top   : undefined
            spacing:        _margin

            SectionHeader {
                id:         missionDefaultsSectionHeader
                text:       qsTr("Mission Defaults")
                checked:    true
                showSpacer: false
            }

            Column {
                anchors.left:   parent.left
                anchors.right:  parent.right
                spacing:        _margin
                visible:        missionDefaultsSectionHeader.checked

                GridLayout {
                    anchors.left:   parent.left
                    anchors.right:  parent.right
                    columnSpacing:  ScreenTools.defaultFontPixelWidth
                    rowSpacing:     columnSpacing
                    columns:        2

                    QGCLabel {
                        text:       qsTr("Waypoint alt")
                    }
                    FactTextField {
                        fact:               QGroundControl.settingsManager.appSettings.defaultMissionItemAltitude
                        Layout.fillWidth:   true
                    }

                    QGCCheckBox {
                        id:         flightSpeedCheckBox
                        text:       qsTr("Flight speed")
                        visible:    !_missionVehicle.vtol
                        checked:    missionItem.speedSection.specifyFlightSpeed
                        onClicked:   missionItem.speedSection.specifyFlightSpeed = checked
                    }
                    FactTextField {
                        Layout.fillWidth:   true
                        fact:               missionItem.speedSection.flightSpeed
                        visible:            flightSpeedCheckBox.visible
                        enabled:            flightSpeedCheckBox.checked
                    }
                } // GridLayout

                QGCCheckBox {
                    text:       qsTr("RTL after mission end")
                    checked:    missionItem.missionEndRTL
                    onClicked:  missionItem.missionEndRTL = checked
                }
            }

            CameraSection {
                checked: missionItem.cameraSection.settingsSpecified
            }

            SectionHeader {
                id:         vehicleInfoSectionHeader
                text:       qsTr("Vehicle Info")
                visible:    _offlineEditing && !_waypointsOnlyMode
                checked:    false
            }

            GridLayout {
                anchors.left:   parent.left
                anchors.right:  parent.right
                columnSpacing:  ScreenTools.defaultFontPixelWidth
                rowSpacing:     columnSpacing
                columns:        2
                visible:        vehicleInfoSectionHeader.visible && vehicleInfoSectionHeader.checked

                QGCLabel {
                    text:               _firmwareLabel
                    Layout.fillWidth:   true
                    visible:            _showOfflineVehicleCombos
                }
                FactComboBox {
                    fact:                   QGroundControl.settingsManager.appSettings.offlineEditingFirmwareType
                    indexModel:             false
                    Layout.preferredWidth:  _fieldWidth
                    visible:                _showOfflineVehicleCombos
                }

                QGCLabel {
                    text:               _vehicleLabel
                    Layout.fillWidth:   true
                    visible:            _showOfflineVehicleCombos
                }
                FactComboBox {
                    fact:                   QGroundControl.settingsManager.appSettings.offlineEditingVehicleType
                    indexModel:             false
                    Layout.preferredWidth:  _fieldWidth
                    visible:                _showOfflineVehicleCombos
                }

                QGCLabel {
                    text:               qsTr("Cruise speed")
                    visible:            _showCruiseSpeed
                    Layout.fillWidth:   true
                }
                FactTextField {
                    fact:                   QGroundControl.settingsManager.appSettings.offlineEditingCruiseSpeed
                    visible:                _showCruiseSpeed
                    Layout.preferredWidth:  _fieldWidth
                }

                QGCLabel {
                    text:               qsTr("Hover speed")
                    visible:            _showHoverSpeed
                    Layout.fillWidth:   true
                }
                FactTextField {
                    fact:                   QGroundControl.settingsManager.appSettings.offlineEditingHoverSpeed
                    visible:                _showHoverSpeed
                    Layout.preferredWidth:  _fieldWidth
                }
            } // GridLayout

            SectionHeader {
                id:         plannedHomePositionSection
                text:       qsTr("Planned Home Position")
                visible:    !_vehicleHasHomePosition
                checked:    false
            }

            Column {
                anchors.left:   parent.left
                anchors.right:  parent.right
                spacing:        _margin
                visible:        plannedHomePositionSection.checked && !_vehicleHasHomePosition

                GridLayout {
                    anchors.left:   parent.left
                    anchors.right:  parent.right
                    columnSpacing:  ScreenTools.defaultFontPixelWidth
                    rowSpacing:     columnSpacing
                    columns:        2

                    QGCLabel {
                        text: qsTr("Altitude")
                    }
                    FactTextField {
                        fact:               missionItem.plannedHomePositionAltitude
                        Layout.fillWidth:   true
                    }
                }

                QGCLabel {
                    width:                  parent.width
                    wrapMode:               Text.WordWrap
                    font.pointSize:         ScreenTools.smallFontPointSize
                    text:                   qsTr("Actual position set by vehicle at flight time.")
                    horizontalAlignment:    Text.AlignHCenter
                }

                QGCButton {
                    text:                       qsTr("Set Home To Map Center")
                    onClicked:                  missionItem.coordinate = map.center
                    anchors.horizontalCenter:   parent.horizontalCenter
                }
            }
        } // Column
    } // Deferred loader
} // Rectangle