extends SceneTree
const E = preload("res://world/owniverse/math/exact.gd")
func _initialize(): call_deferred("run")
func restore(value):
    if value is float and value == floorf(value) and absf(value) <= 9007199254740991: return int(value)
    if value is Dictionary:
        for k in value: value[k] = restore(value[k])
    elif value is Array:
        for i in value.size(): value[i] = restore(value[i])
    return value
func run():
    var payload = E.decode(restore(JSON.parse_string(FileAccess.get_file_as_string("res://tests/artifacts/all_objects_speed6.adventure.json"))))
    var scene = load("res://world/world.tscn").instantiate()
    var stage = scene.get_node("Stage")
    stage.owniverse.free()
    stage.set_script(load("res://tests/fixtures/benchmark_ui_stage.gd"))
    root.add_child(scene)
    await process_frame
    stage.owniverse.state = payload.state.duplicate(true)
    stage.owniverse.restore_frame_checkpoint(payload.get("simulation", {}))
    stage.owniverse.presentation.refresh(stage.owniverse.state, stage.owniverse.catalog)
    stage.set_owniverse_item_value()
    stage.stage_page_scroller.scroll_horizontal = 4 * stage.PAGE_WIDTH
    var initial_requested: Variant = stage.owniverse.frame_clock.get("datetime", stage.owniverse.state.time.datetime)
    var initial_published: Variant = stage.owniverse.state.time.datetime
    stage.owniverse.profile_enabled = true
    stage.measuring = true
    for i in 600: await process_frame
    stage.measuring = false
    var samples = stage.frame_samples
    var total: float = 0
    for sample in samples: total += sample
    samples.sort()
    print("Saved UI: FPS=%.2f mean=%.2fms p95=%.2fms max=%.2fms commits=%d" % [1000.0/(total/samples.size()),total/samples.size(),samples[int(ceil(samples.size()*0.95))-1],samples.back(),stage.owniverse.frame_commits])
    var requested_advance: Variant = E.subtract(stage.owniverse.frame_clock.datetime, initial_requested)
    var published_advance: Variant = E.subtract(stage.owniverse.state.time.datetime, initial_published)
    print("Requested years advanced=", requested_advance, " published=", published_advance, " throughput=", E.divide(published_advance, requested_advance))
    print("UI CPU profile: ", stage.owniverse.profile)
    var remaining_objects: int = 0
    for id in stage.owniverse.catalog.entities:
        if E.gt(stage.owniverse.ledger.physical_amount(stage.owniverse.state, id), 0): remaining_objects += 1
    print("Remaining objects: ", remaining_objects)
    print("Simulation step: ", stage.owniverse.frame_step_seconds)
    for entity in stage.owniverse.catalog.entities.values(): entity.free()
    stage.owniverse.free()
    scene.free()
    for i in 3: await process_frame
    quit()