496 lines
20 KiB
Python
496 lines
20 KiB
Python
from __future__ import annotations
|
||
|
||
from datetime import datetime
|
||
from typing import Any, Dict, List, Optional
|
||
|
||
from app.adapters.device_client import CDeviceClient, MockDeviceClient
|
||
from app.cache.memory_store import memory_store
|
||
from app.core.config import settings
|
||
from app.core.security import hash_password
|
||
from app.repositories.alarm_repo import AlarmRepository
|
||
from app.repositories.json_config_repo import JsonConfigRepository
|
||
from app.schemas.platform import (
|
||
AiAlarmSettingIn,
|
||
ChannelConfigIn,
|
||
DeviceConfigIn,
|
||
DevicePasswordUpdateIn,
|
||
DeviceStatus,
|
||
LineAlarmSettingIn,
|
||
NetConfigItem,
|
||
LineData,
|
||
RealtimeData,
|
||
SwitchControlIn,
|
||
SystemConfigIn,
|
||
TimeSyncConfigIn,
|
||
ValueGroup,
|
||
ValueGroup,
|
||
UartConfigItem,
|
||
)
|
||
from app.ws.manager import ws_manager
|
||
|
||
|
||
class PlatformService:
|
||
def __init__(self) -> None:
|
||
self.config_repo = JsonConfigRepository()
|
||
self.alarm_repo = AlarmRepository()
|
||
self.device_client = MockDeviceClient() if settings.use_mock_device else CDeviceClient()
|
||
|
||
def _safe_ratio(self, primary: float, secondary: float, default: float = 1.0) -> float:
|
||
"""安全计算变比。
|
||
|
||
secondary 接近 0 时返回默认值，避免除 0。
|
||
"""
|
||
if abs(float(secondary)) < 1e-9:
|
||
return default
|
||
return float(primary) / float(secondary)
|
||
|
||
def _get_config_transformer_ratios(self, line_no: int) -> Dict[str, float]:
|
||
"""从设备参数区读取 PT/CT 变比。
|
||
|
||
来源：设备线路定值回读结果中的 transformer_change[]
|
||
当前约定：category 为“PT变化/CT变化”（兼容旧的“PT变比/CT变比”），取 value 字段。
|
||
"""
|
||
try:
|
||
current = self.device_client.read_line_alarm_setting(line_no)
|
||
except Exception:
|
||
return {}
|
||
|
||
transformer_list = current.get("transformer_change")
|
||
if not isinstance(transformer_list, list):
|
||
return {}
|
||
pt_ratio: Optional[float] = None
|
||
ct_ratio: Optional[float] = None
|
||
for transformer in transformer_list:
|
||
if not isinstance(transformer, dict):
|
||
continue
|
||
category = str(transformer.get("category", "")).strip()
|
||
raw_value = transformer.get("value", transformer.get("limit", 1.0))
|
||
try:
|
||
value = float(raw_value)
|
||
except (TypeError, ValueError):
|
||
value = 1.0
|
||
if value <= 0:
|
||
value = 1.0
|
||
if category in {"PT变化", "PT变比"}:
|
||
pt_ratio = value
|
||
if category in {"CT变化", "CT变比"}:
|
||
ct_ratio = value
|
||
result: Dict[str, float] = {}
|
||
if pt_ratio is not None:
|
||
result["pt_ratio"] = pt_ratio
|
||
if ct_ratio is not None:
|
||
result["ct_ratio"] = ct_ratio
|
||
return result
|
||
|
||
def _get_line_transformer_ratios(self, line: LineData) -> Dict[str, float]:
|
||
"""确定当前线路使用的 PT/CT 变比。
|
||
|
||
优先级：
|
||
1) 配置文件中指定的变比（若存在）；
|
||
2) 由设备返回的 pri/sec 数据反算得到的变比（兜底）。
|
||
"""
|
||
config_ratios = self._get_config_transformer_ratios(line.line_no)
|
||
if config_ratios.get("pt_ratio") is not None and config_ratios.get("ct_ratio") is not None:
|
||
return {"pt_ratio": float(config_ratios["pt_ratio"]), "ct_ratio": float(config_ratios["ct_ratio"])}
|
||
|
||
pri = line.pri_val
|
||
sec = line.sec_val
|
||
|
||
pt_ratio_candidates = [
|
||
self._safe_ratio(pri.Ua, sec.Ua, 0.0),
|
||
self._safe_ratio(pri.Ub, sec.Ub, 0.0),
|
||
self._safe_ratio(pri.Uc, sec.Uc, 0.0),
|
||
self._safe_ratio(pri.Uab, sec.Uab, 0.0),
|
||
self._safe_ratio(pri.Ubc, sec.Ubc, 0.0),
|
||
self._safe_ratio(pri.Uca, sec.Uca, 0.0),
|
||
]
|
||
ct_ratio_candidates = [
|
||
self._safe_ratio(pri.Ia, sec.Ia, 0.0),
|
||
self._safe_ratio(pri.Ib, sec.Ib, 0.0),
|
||
self._safe_ratio(pri.Ic, sec.Ic, 0.0),
|
||
]
|
||
|
||
pt_ratio = next((ratio for ratio in pt_ratio_candidates if ratio > 0), 1.0)
|
||
ct_ratio = next((ratio for ratio in ct_ratio_candidates if ratio > 0), 1.0)
|
||
if config_ratios.get("pt_ratio") is not None:
|
||
pt_ratio = float(config_ratios["pt_ratio"])
|
||
if config_ratios.get("ct_ratio") is not None:
|
||
ct_ratio = float(config_ratios["ct_ratio"])
|
||
return {"pt_ratio": pt_ratio, "ct_ratio": ct_ratio}
|
||
|
||
def _build_primary_from_secondary(self, secondary: ValueGroup, pt_ratio: float, ct_ratio: float) -> ValueGroup:
|
||
"""根据二次值和变比计算一次值。
|
||
|
||
规则：
|
||
- 电压一次值 = 电压二次值 * PT
|
||
- 电流一次值 = 电流二次值 * CT
|
||
- 功率一次值 = 功率二次值 * PT * CT
|
||
- 频率一次值 = 频率二次值
|
||
- 功率因数一次值 = 功率因数二次值
|
||
"""
|
||
power_ratio = pt_ratio * ct_ratio
|
||
return ValueGroup(
|
||
Ua=secondary.Ua * pt_ratio,
|
||
Ub=secondary.Ub * pt_ratio,
|
||
Uc=secondary.Uc * pt_ratio,
|
||
Ia=secondary.Ia * ct_ratio,
|
||
Ib=secondary.Ib * ct_ratio,
|
||
Ic=secondary.Ic * ct_ratio,
|
||
Pa=secondary.Pa * power_ratio,
|
||
Pb=secondary.Pb * power_ratio,
|
||
Pc=secondary.Pc * power_ratio,
|
||
Pt=secondary.Pt * power_ratio,
|
||
Qa=secondary.Qa * power_ratio,
|
||
Qb=secondary.Qb * power_ratio,
|
||
Qc=secondary.Qc * power_ratio,
|
||
Qt=secondary.Qt * power_ratio,
|
||
Sa=secondary.Sa * power_ratio,
|
||
Sb=secondary.Sb * power_ratio,
|
||
Sc=secondary.Sc * power_ratio,
|
||
St=secondary.St * power_ratio,
|
||
PFa=secondary.PFa,
|
||
PFb=secondary.PFb,
|
||
PFc=secondary.PFc,
|
||
PFt=secondary.PFt,
|
||
Uab=secondary.Uab * pt_ratio,
|
||
Ubc=secondary.Ubc * pt_ratio,
|
||
Uca=secondary.Uca * pt_ratio,
|
||
frq=secondary.frq,
|
||
)
|
||
|
||
def _round_value_group(self, group: ValueGroup) -> ValueGroup:
|
||
group_data = group.model_dump()
|
||
precision_map = {
|
||
"Ua": 3,
|
||
"Ub": 3,
|
||
"Uc": 3,
|
||
"Ia": 3,
|
||
"Ib": 3,
|
||
"Ic": 3,
|
||
"Pa": 2,
|
||
"Pb": 2,
|
||
"Pc": 2,
|
||
"Pt": 2,
|
||
"Qa": 2,
|
||
"Qb": 2,
|
||
"Qc": 2,
|
||
"Qt": 2,
|
||
"Sa": 2,
|
||
"Sb": 2,
|
||
"Sc": 2,
|
||
"St": 2,
|
||
"PFa": 3,
|
||
"PFb": 3,
|
||
"PFc": 3,
|
||
"PFt": 3,
|
||
"Uab": 3,
|
||
"Ubc": 3,
|
||
"Uca": 3,
|
||
"frq": 3,
|
||
}
|
||
|
||
for field_name, precision in precision_map.items():
|
||
value = group_data.get(field_name)
|
||
if isinstance(value, (int, float)):
|
||
group_data[field_name] = round(float(value), precision)
|
||
|
||
return ValueGroup(**group_data)
|
||
|
||
def _normalize_realtime_precision(self, realtime: RealtimeData) -> RealtimeData:
|
||
"""实时数据归一化：按配置变比计算一次值，并按界面要求控制小数位。"""
|
||
line_list = []
|
||
for line in realtime.line_list:
|
||
ratios = self._get_line_transformer_ratios(line)
|
||
line_list.append(
|
||
LineData(
|
||
line_no=line.line_no,
|
||
pri_val=self._round_value_group(
|
||
self._build_primary_from_secondary(
|
||
line.sec_val,
|
||
ratios["pt_ratio"],
|
||
ratios["ct_ratio"],
|
||
)
|
||
),
|
||
sec_val=self._round_value_group(line.sec_val),
|
||
)
|
||
)
|
||
ai_collect = {
|
||
key: round(float(value), 2) if isinstance(value, (int, float)) else value
|
||
for key, value in realtime.ai_collect.items()
|
||
}
|
||
return RealtimeData(line_list=line_list, switch=dict(realtime.switch), ai_collect=ai_collect)
|
||
|
||
def get_realtime_data(self) -> RealtimeData:
|
||
cached = memory_store.get_realtime()
|
||
if cached is not None:
|
||
normalized = self._normalize_realtime_precision(cached)
|
||
memory_store.set_realtime(normalized)
|
||
return normalized
|
||
realtime = self.device_client.read_realtime_data()
|
||
normalized = self._normalize_realtime_precision(realtime)
|
||
memory_store.set_realtime(normalized)
|
||
return normalized
|
||
|
||
def get_device_status(self) -> DeviceStatus:
|
||
cached = memory_store.get_status()
|
||
if cached is not None:
|
||
return cached
|
||
status = self.device_client.read_device_status()
|
||
memory_store.set_status(status)
|
||
return status
|
||
|
||
def _default_device_config(self) -> Dict[str, Any]:
|
||
return {
|
||
"password": "",
|
||
"hardware_version": {
|
||
"board_version": "B001.001.001",
|
||
"display_version": "S001.001.001",
|
||
"other_version": "Y001.001.001",
|
||
},
|
||
"software_version": {
|
||
"display_program": "001.001.001",
|
||
"communication_program": "001.001.001",
|
||
"measurement_program": "001.001.001",
|
||
},
|
||
"net": [
|
||
{"nic": "网卡一", "ip": "192.168.1.10", "mask": "255.255.255.0", "gateway": "192.168.1.1", "protocol": "Modbus TCP"},
|
||
{"nic": "网卡二", "ip": "192.168.1.56", "mask": "255.255.255.255", "gateway": "192.168.1.56", "protocol": "Modbus TCP"},
|
||
],
|
||
"uart": [
|
||
{"port": "COM1", "baud": 9600, "parity": "NONE", "data_bits": 8, "stop_bits": 1, "protocol": ""},
|
||
{"port": "COM2", "baud": 115200, "parity": "NONE", "data_bits": 8, "stop_bits": 1, "protocol": "Modbus RTU"},
|
||
],
|
||
}
|
||
|
||
def _merge_keyed_items(self, defaults: List[Dict[str, Any]], current: Any, key_field: str) -> List[Dict[str, Any]]:
|
||
merged = [dict(item) for item in defaults]
|
||
if not isinstance(current, list):
|
||
return merged
|
||
|
||
index_map = {
|
||
item.get(key_field): index
|
||
for index, item in enumerate(merged)
|
||
if isinstance(item, dict) and item.get(key_field) is not None
|
||
}
|
||
for item in current:
|
||
if not isinstance(item, dict):
|
||
continue
|
||
key = item.get(key_field)
|
||
if key in index_map:
|
||
merged[index_map[key]].update(item)
|
||
else:
|
||
merged.append(dict(item))
|
||
return merged
|
||
|
||
def _upsert_keyed_item(self, items: List[Dict[str, Any]], payload: Dict[str, Any], key_field: str) -> List[Dict[str, Any]]:
|
||
key = payload.get(key_field)
|
||
updated = False
|
||
for index, item in enumerate(items):
|
||
if item.get(key_field) == key:
|
||
items[index] = payload
|
||
updated = True
|
||
break
|
||
if not updated:
|
||
items.append(payload)
|
||
return items
|
||
|
||
def _find_keyed_item(self, items: List[Dict[str, Any]], key_field: str, key_value: str) -> Optional[Dict[str, Any]]:
|
||
for item in items:
|
||
if item.get(key_field) == key_value:
|
||
return item
|
||
return None
|
||
|
||
def _load_device_config_with_defaults(self) -> Dict[str, Any]:
|
||
current = self.config_repo.read_device_config()
|
||
defaults = self._default_device_config()
|
||
data = {
|
||
"password": current.get("password", "") if isinstance(current, dict) else "",
|
||
"hardware_version": dict(defaults["hardware_version"]),
|
||
"software_version": dict(defaults["software_version"]),
|
||
"net": [],
|
||
"uart": [],
|
||
}
|
||
|
||
if isinstance(current, dict):
|
||
if isinstance(current.get("hardware_version"), dict):
|
||
data["hardware_version"].update(current["hardware_version"])
|
||
if isinstance(current.get("software_version"), dict):
|
||
data["software_version"].update(current["software_version"])
|
||
data["net"] = self._merge_keyed_items(defaults["net"], current.get("net"), "nic")
|
||
data["uart"] = self._merge_keyed_items(defaults["uart"], current.get("uart"), "port")
|
||
else:
|
||
data["net"] = self._merge_keyed_items(defaults["net"], None, "nic")
|
||
data["uart"] = self._merge_keyed_items(defaults["uart"], None, "port")
|
||
|
||
return data
|
||
|
||
def save_device_config(self, payload: DeviceConfigIn) -> Dict[str, Any]:
|
||
data = self._load_device_config_with_defaults()
|
||
payload_data = payload.model_dump()
|
||
data["hardware_version"] = payload_data["hardware_version"]
|
||
data["software_version"] = payload_data["software_version"]
|
||
data["net"] = self._merge_keyed_items(data["net"], payload_data["net"], "nic")
|
||
data["uart"] = self._merge_keyed_items(data["uart"], payload_data["uart"], "port")
|
||
if payload.password.strip():
|
||
data["password"] = hash_password(payload.password)
|
||
path = self.config_repo.write_device_config(data)
|
||
device_result = self.device_client.send_device_config(payload)
|
||
return {"save_path": f"/config/{path.name}", **device_result}
|
||
|
||
def save_device_password(self, payload: DevicePasswordUpdateIn) -> Dict[str, Any]:
|
||
data = self._load_device_config_with_defaults()
|
||
data["password"] = hash_password(payload.password)
|
||
path = self.config_repo.write_device_config(data)
|
||
return {"save_path": f"/config/{path.name}", "target": "password", "send_status": "成功"}
|
||
|
||
def get_device_config(self) -> Dict[str, Any]:
|
||
data = self._load_device_config_with_defaults()
|
||
# 不返回已保存的哈希密码，避免前端把哈希串直接显示到设置界面
|
||
data["password"] = ""
|
||
return data
|
||
|
||
def get_net_config(self, nic: str) -> Dict[str, Any]:
|
||
device_config = self._load_device_config_with_defaults()
|
||
item = self._find_keyed_item(device_config["net"], "nic", nic)
|
||
if item is not None:
|
||
return item
|
||
return {"nic": nic, "ip": "", "mask": "", "gateway": "", "protocol": ""}
|
||
|
||
def save_net_config(self, payload: NetConfigItem) -> Dict[str, Any]:
|
||
device_config = self._load_device_config_with_defaults()
|
||
device_config["net"] = self._upsert_keyed_item(device_config["net"], payload.model_dump(), "nic")
|
||
path = self.config_repo.write_device_config(device_config)
|
||
return {"save_path": f"/config/{path.name}", "target": "net", "nic": payload.nic, "send_status": "成功"}
|
||
|
||
def get_uart_config(self, port: str) -> Dict[str, Any]:
|
||
device_config = self._load_device_config_with_defaults()
|
||
item = self._find_keyed_item(device_config["uart"], "port", port)
|
||
if item is not None:
|
||
return item
|
||
return {"port": port, "baud": 9600, "parity": "NONE", "data_bits": 8, "stop_bits": 1, "protocol": ""}
|
||
|
||
def save_uart_config(self, payload: UartConfigItem) -> Dict[str, Any]:
|
||
device_config = self._load_device_config_with_defaults()
|
||
device_config["uart"] = self._upsert_keyed_item(device_config["uart"], payload.model_dump(), "port")
|
||
path = self.config_repo.write_device_config(device_config)
|
||
return {"save_path": f"/config/{path.name}", "target": "uart", "port": payload.port, "send_status": "成功"}
|
||
|
||
def save_channel_config(self, payload: ChannelConfigIn) -> Dict[str, Any]:
|
||
device_result = self.device_client.send_channel_config(payload)
|
||
return device_result
|
||
|
||
def get_channel_config(self) -> Dict[str, Any]:
|
||
return self.device_client.read_channel_config()
|
||
|
||
def _default_line_alarm_setting(self, line_no: int) -> Dict[str, Any]:
|
||
return {
|
||
"line_no": line_no,
|
||
"over_limit_alarm": [
|
||
{"category": "电压", "limit": 180, "delay": 180, "output_node": "开出1", "enabled": True},
|
||
{"category": "电流", "limit": 180, "delay": 180, "output_node": "开出1", "enabled": True},
|
||
{"category": "差流", "limit": 180, "delay": 180, "output_node": "开出1", "enabled": False},
|
||
{"category": "功率", "limit": 180, "delay": 180, "output_node": "开出1", "enabled": False},
|
||
{"category": "频率", "limit": 180, "delay": 180, "output_node": "开出1", "enabled": False},
|
||
],
|
||
"fault_alarm": [
|
||
{"category": "PT断线", "limit": 0, "delay": 180, "output_node": "开出1", "enabled": True},
|
||
{"category": "CT断线", "limit": 0, "delay": 180, "output_node": "开出2", "enabled": False},
|
||
],
|
||
"transformer_change": [
|
||
{"category": "PT变化", "value": 1.0, "enabled": False},
|
||
{"category": "CT变化", "value": 1.0, "enabled": False},
|
||
],
|
||
}
|
||
|
||
def _normalize_line_alarm_settings(self, raw: Any) -> List[Dict[str, Any]]:
|
||
if isinstance(raw, list):
|
||
return [item for item in raw if isinstance(item, dict)]
|
||
if isinstance(raw, dict):
|
||
return [raw]
|
||
return []
|
||
|
||
def save_line_alarm_setting(self, payload: LineAlarmSettingIn) -> Dict[str, Any]:
|
||
device_result = self.device_client.send_line_alarm_setting(payload)
|
||
return device_result
|
||
|
||
def get_line_alarm_setting(self, line_no: int = 1) -> Dict[str, Any]:
|
||
current = self.device_client.read_line_alarm_setting(line_no)
|
||
merged = self._default_line_alarm_setting(line_no)
|
||
if isinstance(current, dict):
|
||
merged.update(current)
|
||
normalized_transformer: List[Dict[str, Any]] = []
|
||
for transformer in merged.get("transformer_change", []):
|
||
if not isinstance(transformer, dict):
|
||
continue
|
||
category = transformer.get("category", "")
|
||
enabled = bool(transformer.get("enabled", False))
|
||
raw_value = transformer.get("value", transformer.get("limit", 1.0))
|
||
try:
|
||
value = float(raw_value)
|
||
except (TypeError, ValueError):
|
||
value = 1.0
|
||
normalized_transformer.append({"category": category, "value": value, "enabled": enabled})
|
||
merged["transformer_change"] = normalized_transformer
|
||
return merged
|
||
|
||
def save_ai_alarm_setting(self, payload: List[AiAlarmSettingIn]) -> Dict[str, Any]:
|
||
payload_data = [item.model_dump() for item in payload]
|
||
return self.device_client.send_ai_alarm_setting(payload_data)
|
||
|
||
def get_ai_alarm_setting(self) -> List[Dict[str, Any]]:
|
||
return self.device_client.read_ai_alarm_setting()
|
||
|
||
def save_system_config(self, payload: SystemConfigIn) -> Dict[str, Any]:
|
||
return self.device_client.send_system_config(payload)
|
||
|
||
def get_system_config(self) -> Dict[str, Any]:
|
||
return self.device_client.read_system_config()
|
||
|
||
def save_time_sync_config(self, payload: TimeSyncConfigIn) -> Dict[str, Any]:
|
||
return self.device_client.send_time_sync_config(payload)
|
||
|
||
def get_time_sync_config(self) -> Dict[str, Any]:
|
||
return self.device_client.read_time_sync_config()
|
||
|
||
def list_alarms(
|
||
self,
|
||
page: int,
|
||
size: int,
|
||
no: str = "",
|
||
alarm_type: str = "",
|
||
start_time: Optional[datetime] = None,
|
||
end_time: Optional[datetime] = None,
|
||
) -> List[Dict[str, Any]]:
|
||
return self.alarm_repo.list_alarms(
|
||
page=page,
|
||
size=size,
|
||
no=no,
|
||
alarm_type=alarm_type,
|
||
start_time=start_time,
|
||
end_time=end_time,
|
||
)
|
||
|
||
def switch_control(self, payload: SwitchControlIn) -> Dict[str, Any]:
|
||
return self.device_client.send_switch_control(payload)
|
||
|
||
async def poll_time_sync_once(self) -> None:
|
||
time_sync = self.device_client.read_time_sync_config()
|
||
await ws_manager.broadcast("time-sync", {"type": "time_sync", "data": time_sync})
|
||
|
||
async def poll_device_once(self) -> None:
|
||
realtime = self._normalize_realtime_precision(self.device_client.read_realtime_data())
|
||
status = self.device_client.read_device_status()
|
||
alarms = self.device_client.read_alarm_events()
|
||
|
||
memory_store.set_realtime(realtime)
|
||
memory_store.set_status(status)
|
||
await ws_manager.broadcast("real-time", {"type": "real_time", "data": realtime.model_dump()})
|
||
|
||
for alarm in alarms:
|
||
alarm.id = self.alarm_repo.save_alarm(alarm)
|
||
memory_store.push_alarm(alarm)
|
||
await ws_manager.broadcast("alarm", alarm.model_dump(mode="json"))
|
||
|
||
|
||
platform_service = PlatformService()
|