isolation_chamber.ttslua

function onLoad()
    PRISON_SCRIPTING_ZONE_GUID = "9f1776"
    STATUS_PYRAMID_GUID = "92bc43"
    NO_ONE = color(0, 0, 0, 0)
    ISOLATED_PLAYER = NO_ONE
    status_pyramid = getObjectFromGUID(STATUS_PYRAMID_GUID)
    status_pyramid.setColorTint(NO_ONE)
    update_prison_status_pyramid()
end

function onObjectEnterScriptingZone(zone, enter_object)
    if zone.getGUID() ~= PRISON_SCRIPTING_ZONE_GUID then return end
    if not object_is_player_token(enter_object) then
        printToAll("Objects like that can't be prisoners.")
        return false
    elseif ISOLATED_PLAYER ~= NO_ONE then
        printToAll(ISOLATED_PLAYER .. [[ is already a prisoner!]])
        return false
    elseif zone.getGUID() ~= PRISON_SCRIPTING_ZONE_GUID then
        return
    else
        prisoner_color = enter_object.getName()
        set_isolated_player(prisoner_color)
        update_prison_status_pyramid()
        return true
    end
end

function set_isolated_player(str)
    -- consumes a string representing a player-color and updates
    -- the global variable ISOLATED_PLAYER
    ISOLATED_PLAYER = str
    return ISOLATED_PLAYER
end

function update_prison_status_pyramid()
    -- consumes nothing and updates the prison status pyramid to match
    -- the current ISOLATED_PLAYER
    status_pyramid.setColorTint(ISOLATED_PLAYER)
    return true
end

function onObjectLeaveScriptingZone(zone, leave_object)
    if zone.getGUID() ~= PRISON_SCRIPTING_ZONE_GUID then
        return false
    end
    if not object_is_player_token(leave_object) then
        return false
    end
    if not playerIsCurrentlyImprisonedP(leave_object.getName()) then
        return false
    end
    ISOLATED_PLAYER = NO_ONE
    update_prison_status_pyramid()
    return true
end

function playerIsCurrentlyImprisonedP(player_color)
    -- consumes a player-color and produces 'true' if that player is currently
    -- imprisoned, false otherwise.
    return player_color == ISOLATED_PLAYER
end

function object_is_player_token(obj)
    -- consumes whatever object and produces 'true' if the object is
    -- a player token, false otherwise
    return obj.getDescription() == "Player token"
end