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

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                  2.5
import QtQuick.Controls         1.2
import QtQuick.Controls.Styles  1.2
import QtQuick.Dialogs          1.2

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

QGCView {
    viewPanel:  panel

    property real _margins: ScreenTools.defaultFontPixelHeight

    LogDownloadController {
        id:         controller
        factPanel:  panel
        onSelectionChanged: {
            tableView.selection.clear()
            for(var i = 0; i < controller.model.count; i++) {
                var o = controller.model.get(i)
                if (o && o.selected) {
                    tableView.selection.select(i, i)
                }
            }
        }
    }

    QGCPalette { id: palette; colorGroupEnabled: enabled }

    QGCViewPanel {
        id:             panel
        anchors.fill:   parent

        TableView {
            id: tableView
            anchors.margins:    _margins
            anchors.left:       parent.left
            anchors.right:      refreshButton.left
            anchors.top:        parent.top
            anchors.bottom:     parent.bottom
            model:              controller.model
            selectionMode:      SelectionMode.MultiSelection

            TableViewColumn {
                title: "Id"
                width: ScreenTools.defaultFontPixelWidth * 6
                horizontalAlignment: Text.AlignHCenter
                delegate : Text  {
                    horizontalAlignment: Text.AlignHCenter
                    text: {
                        var o = controller.model.get(styleData.row)
                        return o ? o.id : ""
                    }
                }
            }

            TableViewColumn {
                title: "Date"
                width: ScreenTools.defaultFontPixelWidth * 34
                horizontalAlignment: Text.AlignHCenter
                delegate : Text  {
                    text: {
                        var o = controller.model.get(styleData.row)
                        if (o) {
                            //-- Have we received this entry already?
                            if(controller.model.get(styleData.row).received) {
                                var d = controller.model.get(styleData.row).time
                                if(d.getUTCFullYear() < 2010)
                                    return "Date Unknown"
                                else
                                    return d.toLocaleString()
                            }
                        }
                        return ""
                    }
                }
            }

            TableViewColumn {
                title: "Size"
                width: ScreenTools.defaultFontPixelWidth * 18
                horizontalAlignment: Text.AlignHCenter
                delegate : Text  {
                    horizontalAlignment: Text.AlignRight
                    text: {
                        var o = controller.model.get(styleData.row)
                        return o ? o.sizeStr : ""
                    }
                }
            }

            TableViewColumn {
                title: "Status"
                width: ScreenTools.defaultFontPixelWidth * 22
                horizontalAlignment: Text.AlignHCenter
                delegate : Text  {
                    horizontalAlignment: Text.AlignHCenter
                    text: {
                        var o = controller.model.get(styleData.row)
                        return o ? o.status : ""
                    }
                }
            }

        }

        QGCButton {
            id:                 refreshButton
            anchors.margins:    _margins
            anchors.top:        parent.top
            anchors.right:      parent.right
            enabled:            !controller.requestingList && !controller.downloadingLogs
            text:               "Refresh"
            onClicked: {
                controller.refresh()
            }
        }

        QGCButton {
            id:                 downloadButton
            anchors.margins:    _margins
            anchors.top:        refreshButton.bottom
            anchors.right:      parent.right
            enabled:            !controller.requestingList && !controller.downloadingLogs && tableView.selection.count > 0
            text:               "Download"
            onClicked: {
                //-- Clear selection
                for(var i = 0; i < controller.model.count; i++) {
                    var o = controller.model.get(i)
                    if (o) o.selected = false
                }
                //-- Flag selected log files
                tableView.selection.forEach(function(rowIndex){
                    var o = controller.model.get(rowIndex)
                    if (o) o.selected = true
                })
                //-- Download them
                controller.download()
            }
        }

        QGCButton {
            id:                 eraseAllButton
            anchors.margins:    _margins
            anchors.top:        downloadButton.bottom
            anchors.right:      parent.right
            enabled:            !controller.requestingList && !controller.downloadingLogs && controller.model.count > 0
            text:               "Erase All"
            onClicked: {
                eraseAllDialog.visible = true
            }
            MessageDialog {
                id:         eraseAllDialog
                visible:    false
                icon:       StandardIcon.Warning
                standardButtons: StandardButton.Yes | StandardButton.No
                title:      "Delete All Log Files"
                text:       "All log files will be erased permanently. Is this really what you want?"
                onYes: {
                    controller.eraseAll()
                    eraseAllDialog.visible = false
                }
                onNo: {
                    eraseAllDialog.visible = false
                }
            }
        }

        QGCButton {
            id:                 cancelButton
            anchors.margins:    _margins
            anchors.top:        eraseAllButton.bottom
            anchors.right:      parent.right
            text:               "Cancel"
            enabled:            controller.requestingList || controller.downloadingLogs
            onClicked: {
                controller.cancel()
            }
        }
    }
}