extends HBoxContainer
class_name OwniverseAction

signal action_pressed(page_id, amount: float)

@onready var action_labels: Array = [
    $ActionControl0/Label,
    $ActionControl1/Label,
    $ActionControl2/Label,
    $ActionControl3/Label,
    $ActionControl4/Label,
]

var page_id: int = -1
var current_item_id = ""

var action_values: Dictionary = {
    0: 0,
    1: 0,
    2: 0,
    3: 0,
    4: 0,
}


func set_actions(item_id: String, value: float, preview: Callable = Callable()) -> void:
    current_item_id = item_id
    var requests: Array = _get_distribution(value)
    var displayed: Array = requests.duplicate()
    if preview.is_valid():
        for i in range(displayed.size()):
            displayed[i] = preview.call(requests[i]) if requests[i] > 0.0 else 0.0
    _set_action_values(requests, displayed)

func _get_distribution(value: float) -> Array:
    if value <= 0.0 or not is_finite(value):
        return [0.0, 0.0, 0.0, 0.0, 0.0]
    var distribution: Array = [value, 0, 0, 0, 0]

    var exp_value = int(floor(log(abs(value)) / log(10.0)))
    var floor_value = max(exp_value - 4, -1)
    for ev in range(exp_value, floor_value, -1):
        distribution.push_front(pow(10.0, ev))
    return distribution

func _set_action_values(values: Array, displayed: Array) -> void:
    for ind in range(0, 5):
        action_values[ind] = values[ind]
        # Keep the original request for execution; show the exact planned output.
        var text: String = Global.format_number(displayed[ind]) if displayed[ind] > 0 else ""
        if action_labels[ind].text != text:
            action_labels[ind].text = text
        

func _on_action_button_pressed(button_id: int) -> void:
    action_pressed.emit(page_id, action_values[button_id])