// Copyright 2019 miruka
// This file is part of harmonyqml, licensed under LGPLv3.

import QtQuick 2.12

Item {
    property Item flickTarget: Item {}

    function smartVerticalFlick(baseVelocity, fastMultiply=3) {
        let vel = flickTarget.verticalVelocity

        if (flickTarget.verticalLayoutDirection == ListView.BottomToTop) {
            baseVelocity = -baseVelocity
            vel          = -vel
        }

        let fast = (baseVelocity < 0 && vel < baseVelocity / 2) ||
                   (baseVelocity > 0 && vel > baseVelocity / 2)

        flickTarget.flick(0, baseVelocity * (fast ? fastMultiply : 1))
    }

    Shortcut {
        sequences: ["Alt+Up", "Alt+K"]
        onActivated: smartVerticalFlick(-335)
    }

    Shortcut {
        sequences: ["Alt+Down", "Alt+J"]
        onActivated: smartVerticalFlick(335)
    }

    Shortcut {
        sequence: "Alt+Shift+D"
        onActivated: if (window.debug) { py.call("APP.pdb") }
    }
}