/*=====================================================================

 QGroundControl Open Source Ground Control Station

 (c) 2009 - 2015 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>

 This file is part of the QGROUNDCONTROL project

 QGROUNDCONTROL is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 QGROUNDCONTROL is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with QGROUNDCONTROL. If not, see <http://www.gnu.org/licenses/>.

 ======================================================================*/

import QtQuick 2.3
import QtQuick.Controls 1.2
import QtQuick.Controls.Styles 1.2
import QtQuick.Dialogs 1.2

import QGroundControl.Controls 1.0
import QGroundControl.FactSystem 1.0
import QGroundControl.FactControls 1.0
import QGroundControl.Palette 1.0
import QGroundControl.Controllers 1.0
import QGroundControl.ScreenTools 1.0

QGCView {
    viewPanel: panel

    property string firmwareWarningMessage

    QGCPalette { id: qgcPal; colorGroupEnabled: panel.enabled }

    FirmwareUpgradeController {
        id:             controller
        upgradeButton:  upgradeButton
        progressBar:    progressBar
        statusLog:      statusTextArea
        firmwareType:   FirmwareUpgradeController.StableFirmware

        onShowMessage: {
            showMessage(title, message, StandardButton.Ok)
        }
    }

    QGCViewPanel {
        id:             panel
        anchors.fill:   parent

        Component {
            id: firmwareWarningComponent

            QGCViewMessage {
                message: firmwareWarningMessage

                function accept() {
                    hideDialog()
                    controller.doFirmwareUpgrade();
                }
            }
        }

        Column {
            anchors.fill: parent

            QGCLabel {
                text: "FIRMWARE UPDATE"
                font.pixelSize: ScreenTools.largeFontPixelSize
            }

            Item {
                // Just used as a spacer
                height: 20
                width: 10
            }

            Row {
                spacing: 10

                ListModel {
                    id: firmwareItems
                    ListElement {
                        text: qsTr("Standard Version (stable)");
                        firmwareType: FirmwareUpgradeController.StableFirmware
                    }
                    ListElement {
                        text: qsTr("Beta Testing (beta)");
                        firmwareType: FirmwareUpgradeController.BetaFirmware
                    }
                    ListElement {
                        text: qsTr("Developer Build (master)");
                        firmwareType: FirmwareUpgradeController.DeveloperFirmware
                    }
                    ListElement {
                        text: qsTr("Custom firmware file...");
                        firmwareType: FirmwareUpgradeController.CustomFirmware
                    }
                }

                QGCComboBox {
                    id: firmwareCombo
                    width: 200
                    height: upgradeButton.height
                    model: firmwareItems
                }

                QGCButton {
                    id: upgradeButton
                    text: "UPGRADE"
                    primary: true
                    onClicked: {
                        if (controller.activeQGCConnections()) {
                            showMessage("Firmware Upgrade",
                                                "There are still vehicles connected to QGroundControl. " +
                                                "You must disconnect all vehicles from QGroundControl prior to Firmware Upgrade.",
                                                StandardButton.Ok)
                            return
                        }

                        if (controller.pluggedInBoard()) {
                            showMessage("Firmware Upgrade",
                                                "You vehicle is currently connected via USB. " +
                                                "You must unplug your vehicle from USB prior to Firmware Upgrade.",
                                                StandardButton.Ok)
                            return
                        }

                        controller.firmwareType = firmwareItems.get(firmwareCombo.currentIndex).firmwareType

                        if (controller.firmwareType == 1) {
                            firmwareWarningMessage = "WARNING: BETA FIRMWARE\n" +
                                                        "This firmware version is ONLY intended for beta testers. " +
                                                        "Although it has received FLIGHT TESTING, it represents actively changed code. " +
                                                        "Do NOT use for normal operation.\n\n" +
                                                        "Click Cancel to abort upgrade, Click Ok to Upgrade anwyay"
                            showDialog(firmwareWarningComponent, "Firmware Upgrade", 50, StandardButton.Cancel | StandardButton.Ok)
                        } else if (controller.firmwareType == 2) {
                            firmwareWarningMessage = "WARNING: CONTINUOUS BUILD FIRMWARE\n" +
                                                        "This firmware has NOT BEEN FLIGHT TESTED. " +
                                                        "It is only intended for DEVELOPERS. " +
                                                        "Run bench tests without props first. " +
                                                        "Do NOT fly this without addional safety precautions. " +
                                                        "Follow the mailing list actively when using it.\n\n" +
                                                        "Click Cancel to abort upgrade, Click Ok to Upgrade anwyay"
                            showDialog(firmwareWarningComponent, "Firmware Upgrade", 50, StandardButton.Cancel | StandardButton.Ok)
                        } else {
                            controller.doFirmwareUpgrade();
                        }
                    }
                }
            }

            Item {
                // Just used as a spacer
                height: 20
                width: 10
            }

            ProgressBar {
                id: progressBar
                width: parent.width
            }

            TextArea {
                id: statusTextArea

                width:			parent.width
                height:			300
                readOnly:		true
                frameVisible:	false
                font.pixelSize: ScreenTools.defaultFontPixelSize
                
                text: qsTr("Please disconnect all vehicles from QGroundControl before selecting Upgrade.")

                style: TextAreaStyle {
                    textColor:          qgcPal.text
                    backgroundColor:    qgcPal.windowShade
                }
            }
        } // Column
    } // QGCViewPanel
} // QGCView