hackathon.scene

local assetHelper = asset.require('util/asset_helper')
local sceneHelper = asset.require('util/scene_helper')
local propertyHelper = asset.require('util/property_helper')

-- Specifying which other assets should be loaded in this scene
asset.require('spice/base')
assetHelper.requestAll(asset, 'scene/solarsystem/sun')
asset.require('scene/solarsystem/planets')
-- Load default key bindings applicable to most scenes
asset.require('util/default_keybindings')
asset.require('util/default_dashboard')
asset.require('util/default_joystick')

asset.request('customization/globebrowsing')

-- Keybindings that are specific for this scene
local Keybindings = {
    {
        Key = "b",
        Name = "Toggle background",
        Command = propertyHelper.invert('Scene.MilkyWay.Renderable.Enabled') ..
                  propertyHelper.invert('Scene.Stars.Renderable.Enabled'),
        Documentation = "Toggle background (Stars and Milkyway).",
        GuiPath = "/Rendering",
        Local = false
    },
    {
        Key = "g",
        Name = "Toggle background/shading",
        Command = propertyHelper.invert('Scene.MilkyWay.Renderable.Enabled') ..
                  propertyHelper.invert('Scene.Stars.Renderable.Enabled') ..
                  propertyHelper.invert('Scene.MarsAtmosphere.Renderable.Enabled') ..
                  propertyHelper.invert('Scene.Sun.Renderable.Enabled'),
        Documentation = "Toogles background and shading mode on the Earth and Mars alongside visibility of the Moon and the Sun",
        GuiPath = "/Rendering",
        Local = false
    },
    {
        Key = "h",
        Name="Hide Trails",
        Command = "openspace.setPropertyValue('Scene.*Trail.Renderable.Enabled', false)",
        Documentation = "Disables visibility of the trails",
        GuiPath = "/Rendering",
        Local = false
    },
}

local marsAsset = asset.require('scene/solarsystem/planets/mars/mars')

assetHelper.registerInterestingNodes(asset, {
    "Earth", "Mars", "Moon", "Sun"
})

asset.onInitialize(function ()
    local now = openspace.time.currentWallTime()
    -- Jump back one day to show a complete planet
    openspace.time.setTime(openspace.time.advancedTime(now, "-1d"))

    sceneHelper.bindKeys(Keybindings)

    openspace.setDefaultGuiSorting()

    openspace.globebrowsing.loadWMSServersFromFile(
        openspace.absPath("${DATA}/globebrowsing_servers.lua")
    )

    openspace.addVirtualProperty(
        "BoolProperty",
        "Show Trails",
        "Scene.*Trail.Renderable.Enabled",
        "Disable or enable all trails of the scene at the same time",
        true,
        nil,
        nil
    )

    openspace.navigation.setCameraState({
        Focus = marsAsset.Mars.Identifier,
        Position = { 0, 0, 0 },
        Rotation = { 0.758797, 0.221490, -0.605693, -0.091135 },
    })

    openspace.globebrowsing.goToGeo(58.5877, 16.1924, 20000000)
end)

asset.onDeinitialize(function ()
    sceneHelper.unbindKeys(Keybindings)

    openspace.removeVirtualProperty("*Trail.Renderable.Enabled")
end)