class_name FarmMapper
extends RefCounted

var _game_config
var _crop_phase_rules: CropPhaseRules


func _init(game_config = null, crop_phase_rules: CropPhaseRules = null) -> void:
	_game_config = game_config
	_crop_phase_rules = crop_phase_rules


func set_dependencies(game_config, crop_phase_rules: CropPhaseRules) -> void:
	_game_config = game_config
	_crop_phase_rules = crop_phase_rules


func land_data_from_sow_result(result: Dictionary, position: int, item_id: int, existing_land: Dictionary) -> Dictionary:
	var data := _extract_land_result_data(result)
	if not data.is_empty():
		if not data.has("crop_phase"):
			data["crop_phase"] = 0
		return data

	var now := int(Time.get_unix_time_from_system())
	return {
		"position": position,
		"level": int(existing_land.get("level", existing_land.get("landLv", 0))),
		"crop_id": crop_id_from_seed_item(item_id),
		"crop_start_time": now,
		"crop_gather_time": now + 22,
		"is_ripe": 0,
		"crop_num": 0,
		"has_dry": 0,
		"has_bug": 0,
		"has_grass": 0,
		"has_gather": 0,
		"crop_phase": 0,
		"is_mystery_seed": 0
	}


func land_data_from_result(result: Dictionary, position: int, fallback_land: Dictionary) -> Dictionary:
	var data := _extract_land_result_data(result)
	if data.is_empty():
		return fallback_land.duplicate(true)
	if not data.has("crop_phase") and _crop_phase_rules != null:
		data["crop_phase"] = _crop_phase_rules.get_phase(data)
	if not data.has("position"):
		data["position"] = position
	return data


func crop_id_from_seed_item(item_id: int) -> int:
	if _game_config != null:
		var crop_id := int(_game_config.get_seed_crop_id(item_id))
		if crop_id > 0:
			return crop_id
	if item_id >= 101000 and item_id < 102000:
		return item_id - 101000
	return maxi(item_id % 1000, 1)


func _extract_land_result_data(result: Dictionary) -> Dictionary:
	var body = result.get("body", {})
	if not body is Dictionary:
		return {}
	var data = body.get("data", {})
	if data is Dictionary and int(data.get("position", -1)) >= 0:
		return data.duplicate(true)
	return {}