// Copyright (c) 2018 Ultimaker B.V.
// Cura is released under the terms of the LGPLv3 or higher.

import QtQuick 2.2
import QtQuick.Controls 2.0
import QtQuick.Controls.Styles 1.4
import QtQuick.Dialogs 1.1
import QtGraphicalEffects 1.0
import UM 1.3 as UM

Item {
    id: root;
    property var printJob: null;
    property var running: isRunning(printJob);

    Button {
        id: button;
        background: Rectangle {
            color: UM.Theme.getColor("viewport_background"); // TODO: Theme!
            height: button.height;
            opacity: button.down || button.hovered ? 1 : 0;
            radius: Math.round(0.5 * width);
            width: button.width;
        }
        contentItem: Label {
            color: UM.Theme.getColor("monitor_context_menu_dots");
            font.pixelSize: 25 * screenScaleFactor;
            horizontalAlignment: Text.AlignHCenter;
            text: button.text;
            verticalAlignment: Text.AlignVCenter;
        }
        height: width;
        hoverEnabled: true;
        onClicked: parent.switchPopupState();
        text: "\u22EE"; //Unicode; Three stacked points.
        width: 35 * screenScaleFactor; // TODO: Theme!
    }

    Popup {
        id: popup;
        background: Item {
            anchors.fill: parent;

            DropShadow {
                anchors.fill: pointedRectangle;
                color: UM.Theme.getColor("monitor_shadow");
                radius: UM.Theme.getSize("monitor_shadow_radius").width;
                source: pointedRectangle;
                transparentBorder: true;
                verticalOffset: 2 * screenScaleFactor;
            }

            Item {
                id: pointedRectangle;
                anchors {
                    horizontalCenter: parent.horizontalCenter;
                    verticalCenter: parent.verticalCenter;
                }
                height: parent.height - 10 * screenScaleFactor; // Because of the shadow
                width: parent.width - 10 * screenScaleFactor; // Because of the shadow

                Rectangle {
                    id: point;
                    anchors {
                        right: bloop.right;
                        rightMargin: 24 * screenScaleFactor;
                    }
                    color: UM.Theme.getColor("monitor_context_menu_background");
                    height: 14 * screenScaleFactor;
                    transform: Rotation {
                        angle: 45;
                    }
                    width: 14 * screenScaleFactor;
                    y: 1 * screenScaleFactor;
                }

                Rectangle {
                    id: bloop;
                    anchors {
                        bottom: parent.bottom;
                        bottomMargin: 8 * screenScaleFactor; // Because of the shadow
                        top: parent.top;
                        topMargin: 8 * screenScaleFactor; // Because of the shadow + point
                    }
                    color: UM.Theme.getColor("monitor_context_menu_background");
                    width: parent.width;
                }
            }
        }
        clip: true;
        closePolicy: Popup.CloseOnPressOutside;
        contentItem: Column {
            id: popupOptions;
            anchors {
                top: parent.top;
                topMargin: UM.Theme.getSize("default_margin").height + 10 * screenScaleFactor; // Account for the point of the box
            }
            height: childrenRect.height + spacing * popupOptions.children.length + UM.Theme.getSize("default_margin").height;
            spacing: Math.floor(UM.Theme.getSize("default_margin").height / 2);
            width: parent.width;

            PrintJobContextMenuItem {
                enabled: {
                    if (printJob && !running) {
                        if (OutputDevice && OutputDevice.queuedPrintJobs[0]) {
                            return OutputDevice.queuedPrintJobs[0].key != printJob.key;
                        }
                    }
                    return false;
                }
                onClicked: {
                    sendToTopConfirmationDialog.visible = true;
                    popup.close();
                }
                text: catalog.i18nc("@label", "Move to top");
            }

            PrintJobContextMenuItem {
                enabled: printJob && !running;
                onClicked: {
                    deleteConfirmationDialog.visible = true;
                    popup.close();
                }
                text: catalog.i18nc("@label", "Delete");
            }

            PrintJobContextMenuItem {
                enabled: printJob && running;
                onClicked: {
                    if (printJob.state == "paused") {
                        printJob.setState("print");
                    } else if(printJob.state == "printing") {
                        printJob.setState("pause");
                    }
                    popup.close();
                }
                text: printJob && printJob.state == "paused" ? catalog.i18nc("@label", "Resume") : catalog.i18nc("@label", "Pause");
            }

            PrintJobContextMenuItem {
                enabled: printJob && running;
                onClicked: {
                    abortConfirmationDialog.visible = true;
                    popup.close();
                }
                text: catalog.i18nc("@label", "Abort");
            }
        }
        enter: Transition {
            NumberAnimation {
                duration: 75;
                property: "visible";
            }
        }
        exit: Transition {
            NumberAnimation {
                duration: 75;
                property: "visible";
            }
        }
        height: contentItem.height + 2 * padding;
        onClosed: visible = false;
        onOpened: visible = true;
        padding: UM.Theme.getSize("monitor_shadow_radius").width;
        transformOrigin: Popup.Top;
        visible: false;
        width: 182 * screenScaleFactor;
        x: (button.width - width) + 26 * screenScaleFactor;
        y: button.height + 5 * screenScaleFactor; // Because shadow
    }

    MessageDialog {
        id: sendToTopConfirmationDialog;
        Component.onCompleted: visible = false;
        icon: StandardIcon.Warning;
        onYes: OutputDevice.sendJobToTop(printJob.key);
        standardButtons: StandardButton.Yes | StandardButton.No;
        text: printJob && printJob.name ? catalog.i18nc("@label %1 is the name of a print job.", "Are you sure you want to move %1 to the top of the queue?").arg(printJob.name) : "";
        title: catalog.i18nc("@window:title", "Move print job to top");
    }

    MessageDialog {
        id: deleteConfirmationDialog;
        Component.onCompleted: visible = false;
        icon: StandardIcon.Warning;
        onYes: OutputDevice.deleteJobFromQueue(printJob.key);
        standardButtons: StandardButton.Yes | StandardButton.No;
        text: printJob && printJob.name ? catalog.i18nc("@label %1 is the name of a print job.", "Are you sure you want to delete %1?").arg(printJob.name) : "";
        title: catalog.i18nc("@window:title", "Delete print job");
    }

    MessageDialog {
        id: abortConfirmationDialog;
        Component.onCompleted: visible = false;
        icon: StandardIcon.Warning;
        onYes: printJob.setState("abort");
        standardButtons: StandardButton.Yes | StandardButton.No;
        text: printJob && printJob.name ? catalog.i18nc("@label %1 is the name of a print job.", "Are you sure you want to abort %1?").arg(printJob.name) : "";
        title: catalog.i18nc("@window:title", "Abort print");
    }

    // Utils
    function switchPopupState() {
        popup.visible ? popup.close() : popup.open();
    }
    function isRunning(job) {
        if (!job) {
            return false;
        }
        return ["paused", "printing", "pre_print"].indexOf(job.state) !== -1;
    }
}