forked from xiangwang25/whale-town-front-v2
refactor: harden client runtime and exports
This commit is contained in:
ANG-Server
@@ -2,67 +2,80 @@ extends Node
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signal decor_save_succeeded(item: Dictionary)
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signal decor_save_failed(item: Dictionary, message: String)
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signal decor_revision_conflict(current_revision: int, message: String)
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const NetworkConfig = preload("res://_Core/utils/NetworkConfig.gd")
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const REQUEST_TIMEOUT: float = 12.0
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const MAX_SAVE_RETRIES: int = 3
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const RETRY_BASE_DELAY: float = 0.75
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var _request: HTTPRequest
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var _retryTimer: Timer
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var _retry_timer: Timer
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var _queue: Array[Dictionary] = []
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var _inFlight: Dictionary = {}
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var _requestGeneration: int = -1
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var _accountGeneration: int = -1
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var _in_flight: Dictionary = {}
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var _account_generation: int = -1
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var _request_serial: int = 0
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var _confirmed_revision: int = 0
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func _ready() -> void:
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_request = HTTPRequest.new()
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_request.name = "roomDecorSaveRequest"
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_request.timeout = REQUEST_TIMEOUT
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_request.request_completed.connect(_on_request_completed)
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add_child(_request)
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_retry_timer = Timer.new()
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_retry_timer.name = "roomDecorSaveRetryTimer"
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_retry_timer.one_shot = true
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_retry_timer.timeout.connect(_process_next_save)
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add_child(_retry_timer)
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_retryTimer = Timer.new()
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_retryTimer.name = "roomDecorSaveRetryTimer"
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_retryTimer.one_shot = true
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_retryTimer.timeout.connect(_process_next_save)
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add_child(_retryTimer)
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var auth_manager := get_node_or_null("/root/AuthManager")
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if auth_manager != null and auth_manager.has_signal("auth_state_changed"):
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_account_generation = _current_account_generation()
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auth_manager.auth_state_changed.connect(_on_auth_state_changed)
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var authManager := get_node_or_null("/root/AuthManager")
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if authManager != null and authManager.has_signal("auth_state_changed"):
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_accountGeneration = _current_account_generation()
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authManager.auth_state_changed.connect(_on_auth_state_changed)
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func set_layout_revision(revision: int, clear_pending: bool = true) -> void:
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if clear_pending:
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clear_pending_saves()
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_confirmed_revision = maxi(0, revision)
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func get_layout_revision() -> int:
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return _confirmed_revision
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func clear_pending_saves() -> void:
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_request_serial += 1
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if is_instance_valid(_retry_timer):
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_retry_timer.stop()
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_queue.clear()
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_in_flight.clear()
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func enqueue_save(item: Dictionary) -> bool:
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if not _is_authenticated():
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decor_save_failed.emit(item.duplicate(true), "请先登录后保存摆放")
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return false
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var decorId := str(item.get("decor_id", "")).strip_edges()
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if decorId.is_empty():
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var decor_id := str(item.get("decor_id", "")).strip_edges()
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if decor_id.is_empty():
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decor_save_failed.emit(item.duplicate(true), "家具数据缺少 decor_id")
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return false
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# Only the newest queued placement for a decor matters.
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for index in range(_queue.size() - 1, -1, -1):
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var queuedItem: Dictionary = _queue[index].get("item", {})
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if str(queuedItem.get("decor_id", "")) == decorId:
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var queued_item: Dictionary = _queue[index].get("item", {})
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if str(queued_item.get("decor_id", "")) == decor_id:
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_queue.remove_at(index)
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_queue.append({"item": item.duplicate(true), "retry_count": 0})
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_queue.append({
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"item": item.duplicate(true),
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"retry_count": 0,
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"mutation_id": _create_mutation_id(),
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})
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_process_next_save()
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return true
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func has_pending_saves() -> bool:
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return not _inFlight.is_empty() or not _queue.is_empty() or (_retryTimer != null and not _retryTimer.is_stopped())
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return not _in_flight.is_empty() or not _queue.is_empty() or (_retry_timer != null and not _retry_timer.is_stopped())
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func _process_next_save() -> void:
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if not _inFlight.is_empty() or _queue.is_empty() or not _is_authenticated():
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if not _in_flight.is_empty() or _queue.is_empty() or not _is_authenticated():
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return
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if _retryTimer != null and not _retryTimer.is_stopped():
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if _retry_timer != null and not _retry_timer.is_stopped():
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return
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_inFlight = _queue.pop_front()
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_requestGeneration = _current_account_generation()
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var item: Dictionary = _inFlight.get("item", {})
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_in_flight = _queue.pop_front()
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if not _in_flight.has("layout_revision"):
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_in_flight["layout_revision"] = _confirmed_revision
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_in_flight["mutation_revision"] = _confirmed_revision + 1
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var item: Dictionary = _in_flight.get("item", {})
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var payload := {
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"decor_id": str(item.get("decor_id", "")),
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"placed": bool(item.get("placed", false)),
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@@ -71,114 +84,106 @@ func _process_next_save() -> void:
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"scale": float(item.get("scale", item.get("default_scale", 1.0))),
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"rotation_degrees": int(item.get("rotation_degrees", item.get("default_rotation_degrees", 0))),
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"z_index": int(item.get("z_index", item.get("default_z_index", 0))),
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"layout_revision": int(_in_flight.get("layout_revision", _confirmed_revision)),
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"mutation_revision": int(_in_flight.get("mutation_revision", _confirmed_revision + 1)),
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"mutation_id": str(_in_flight.get("mutation_id", "")),
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}
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var decorId := str(item.get("decor_id", "")).uri_encode()
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var err := _request.request(
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"%s/rooms/me/decor-placements/%s" % [NetworkConfig.get_api_base_url(), decorId],
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_auth_headers(),
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HTTPClient.METHOD_PUT,
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JSON.stringify(payload)
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var api_client := get_node_or_null("/root/ApiClient")
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if api_client == null or not api_client.has_method("put_json"):
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_retry_or_fail("家具位置保存服务不可用")
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return
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_request_serial += 1
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var serial := _request_serial
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var generation := _current_account_generation()
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var decor_id := str(item.get("decor_id", "")).uri_encode()
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api_client.call(
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"put_json",
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"/rooms/me/decor-placements/%s" % decor_id,
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payload,
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Callable(self, "_on_save_response").bind(serial, generation),
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true
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)
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if err != OK:
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_retry_or_fail("家具位置保存请求发送失败")
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func _on_request_completed(result: int, responseCode: int, _headers: PackedStringArray, body: PackedByteArray) -> void:
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if _inFlight.is_empty():
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func _on_save_response(
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success: bool,
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response: Dictionary,
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error_info: Dictionary,
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serial: int,
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generation: int
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) -> void:
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if serial != _request_serial or _in_flight.is_empty():
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return
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if _requestGeneration != _current_account_generation():
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_inFlight.clear()
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_requestGeneration = -1
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_process_next_save()
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if generation != _current_account_generation():
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clear_pending_saves()
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return
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if result != HTTPRequest.RESULT_SUCCESS or responseCode < 200 or responseCode >= 300:
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_retry_or_fail(_read_error_message(body, "家具位置保存失败"))
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return
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var savedItem: Dictionary = (_inFlight.get("item", {}) as Dictionary).duplicate(true)
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var json := JSON.new()
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if json.parse(body.get_string_from_utf8()) == OK and json.data is Dictionary:
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var response: Dictionary = json.data
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if not bool(response.get("success", true)):
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_retry_or_fail(str(response.get("message", "家具位置保存失败")))
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if not success:
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var message := str(error_info.get("message", "家具位置保存失败"))
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if int(error_info.get("response_code", 0)) == 409:
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_handle_revision_conflict(error_info, message)
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return
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var dataVariant: Variant = response.get("data", {})
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if dataVariant is Dictionary:
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savedItem = (dataVariant as Dictionary).duplicate(true)
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_retry_or_fail(message)
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return
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_inFlight.clear()
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_requestGeneration = -1
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decor_save_succeeded.emit(savedItem)
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var saved_item: Dictionary = (_in_flight.get("item", {}) as Dictionary).duplicate(true)
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var data_variant: Variant = response.get("data", {})
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if data_variant is Dictionary:
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saved_item = (data_variant as Dictionary).duplicate(true)
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var accepted_revision := int(saved_item.get("layout_revision", _in_flight.get("mutation_revision", _confirmed_revision)))
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_confirmed_revision = maxi(_confirmed_revision, accepted_revision)
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_in_flight.clear()
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decor_save_succeeded.emit(saved_item)
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_process_next_save()
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func _retry_or_fail(message: String) -> void:
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if _inFlight.is_empty():
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if _in_flight.is_empty():
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return
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var failedEntry := _inFlight.duplicate(true)
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var failedItem: Dictionary = failedEntry.get("item", {})
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var decorId := str(failedItem.get("decor_id", ""))
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_inFlight.clear()
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_requestGeneration = -1
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var failed_entry := _in_flight.duplicate(true)
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var failed_item: Dictionary = failed_entry.get("item", {})
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_in_flight.clear()
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if _queue_has_decor(decorId):
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_process_next_save()
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return
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var retryCount := int(failedEntry.get("retry_count", 0)) + 1
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if retryCount <= MAX_SAVE_RETRIES and _is_authenticated():
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failedEntry["retry_count"] = retryCount
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_queue.push_front(failedEntry)
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_retryTimer.start(RETRY_BASE_DELAY * pow(2.0, retryCount - 1))
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var retry_count := int(failed_entry.get("retry_count", 0)) + 1
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if retry_count <= MAX_SAVE_RETRIES and _is_authenticated():
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failed_entry["retry_count"] = retry_count
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_queue.push_front(failed_entry)
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_retry_timer.start(RETRY_BASE_DELAY * pow(2.0, retry_count - 1))
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return
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decor_save_failed.emit(failedItem.duplicate(true), message)
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_process_next_save()
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decor_save_failed.emit(failed_item.duplicate(true), message)
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_fail_queued_entries("前序装修写入失败，请重新保存")
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func _queue_has_decor(decorId: String) -> bool:
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for entryVariant in _queue:
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if entryVariant is Dictionary:
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var item: Dictionary = (entryVariant as Dictionary).get("item", {})
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if str(item.get("decor_id", "")) == decorId:
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return true
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return false
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func _handle_revision_conflict(error_info: Dictionary, message: String) -> void:
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var current_revision := int(error_info.get("current_revision", _confirmed_revision))
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var failed_item: Dictionary = (_in_flight.get("item", {}) as Dictionary).duplicate(true)
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_in_flight.clear()
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decor_save_failed.emit(failed_item, message)
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_fail_queued_entries(message)
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_confirmed_revision = maxi(_confirmed_revision, current_revision)
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decor_revision_conflict.emit(current_revision, message)
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func _on_auth_state_changed(_isAuthenticated: bool, _user: Dictionary) -> void:
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var currentGeneration := _current_account_generation()
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if currentGeneration == _accountGeneration:
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return
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_accountGeneration = currentGeneration
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if is_instance_valid(_request):
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_request.cancel_request()
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if is_instance_valid(_retryTimer):
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_retryTimer.stop()
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func _fail_queued_entries(message: String) -> void:
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for entry in _queue:
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var item_variant: Variant = entry.get("item", {})
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if item_variant is Dictionary:
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decor_save_failed.emit((item_variant as Dictionary).duplicate(true), message)
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_queue.clear()
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_inFlight.clear()
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_requestGeneration = -1
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if is_instance_valid(_retry_timer):
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_retry_timer.stop()
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func _auth_headers() -> PackedStringArray:
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var authManager := get_node_or_null("/root/AuthManager")
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var accessToken := str(authManager.call("get_access_token")).strip_edges() if authManager != null and authManager.has_method("get_access_token") else ""
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return PackedStringArray([
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"Content-Type: application/json",
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"Authorization: Bearer %s" % accessToken,
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])
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func _on_auth_state_changed(_is_authenticated_value: bool, _user: Dictionary) -> void:
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var current_generation := _current_account_generation()
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if current_generation == _account_generation:
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return
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_account_generation = current_generation
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clear_pending_saves()
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_confirmed_revision = 0
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func _is_authenticated() -> bool:
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var authManager := get_node_or_null("/root/AuthManager")
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return authManager != null and authManager.has_method("is_authenticated") and bool(authManager.call("is_authenticated"))
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var auth_manager := get_node_or_null("/root/AuthManager")
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return auth_manager != null and auth_manager.has_method("is_authenticated") and bool(auth_manager.call("is_authenticated"))
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func _current_account_generation() -> int:
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var authManager := get_node_or_null("/root/AuthManager")
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return int(authManager.call("get_account_generation")) if authManager != null and authManager.has_method("get_account_generation") else -1
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var auth_manager := get_node_or_null("/root/AuthManager")
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return int(auth_manager.call("get_account_generation")) if auth_manager != null and auth_manager.has_method("get_account_generation") else -1
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func _read_error_message(body: PackedByteArray, fallback: String) -> String:
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var json := JSON.new()
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if json.parse(body.get_string_from_utf8()) != OK or not (json.data is Dictionary):
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return fallback
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var response: Dictionary = json.data
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var messageVariant: Variant = response.get("message", fallback)
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if messageVariant is Array:
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var parts: Array[String] = []
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for part in messageVariant:
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parts.append(str(part))
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return "; ".join(parts) if not parts.is_empty() else fallback
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var message := str(messageVariant).strip_edges()
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return message if not message.is_empty() else fallback
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func _create_mutation_id() -> String:
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return Crypto.new().generate_random_bytes(16).hex_encode()
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