from dataclasses import dataclass, field
from typing import List, Optional
from enum import Enum

class ModuleType(Enum):
    HD3200 = "HD3200"
    RFID = "RFID"

class CameraPosition(Enum):
    LEFT = "left"
    RIGHT = "right"

class CameraState(Enum):
    ONLINE = "online"
    OFFLINE = "offline"

class SwitchMode(Enum):
    AUTO = "auto"
    HAND = "hand"

@dataclass
class CameraModel:
    position: CameraPosition
    rtsp_url: str
    topic: Optional[str] = None
    state: CameraState = CameraState.OFFLINE
class HookState(Enum):
    IDLE = "idle"
    RELEASING = "releasing"   # 放包中
    HOOKING = "hooking"       # 挂包中
    READY = "ready"           # 挂包成功

@dataclass
class BucketModel:
    id: int
    description: str
    code_x: str          # 大车标识（RFID卡号或Modbus点号）
    code_y: str = ""     # 小车标识（垂直工位）
    ai_module_id: Optional[int] = None  # 关联AI模块索引
    cameras: List[CameraModel] = field(default_factory=list)
    is_active: bool = False
    ready_x: bool = False
    ready_y: bool = True   # 无垂直工位时为True
    # 可以起吊判定：hook/lug 归一化偏移标定值（X 用中心点、Y 用框底边，每工位每侧，空=未标定）
    hook_lug_x_offset_ratio_left: Optional[float] = None
    hook_lug_y_offset_ratio_left: Optional[float] = None
    hook_lug_x_offset_ratio_right: Optional[float] = None
    hook_lug_y_offset_ratio_right: Optional[float] = None

@dataclass
class AIModuleModel:
    id: int
    broker: str = "127.0.0.1"
    port: int = 1883
    topics: List[str] = field(default_factory=list)

@dataclass
class AIConfig:
    enabled: bool = False
    tts_enabled: bool = False
    debug_trace: bool = True
    # 可以起吊：hook/lug 中心归一化偏移容差（x/y 共用）与防抖帧数
    offset_ratio_tolerance: float = 0.25
    ready_debounce: int = 3
    # 自动标定参数：窗口内出现 N 帧 ready 触发（不要求连续）/ 窗口时长（秒）/ 最少有效样本数
    auto_calib_ready_frames: int = 3
    auto_calib_duration_secs: float = 1.0
    auto_calib_min_samples: int = 2

@dataclass
class ModbusConfig:
    ip: str
    port: int = 502
    frequency: int = 100
    stability_count: int = 3

@dataclass
class SocketConfig:
    ip: str
    port: int = 6000
    stability_time: int = 20
    stability_count: int = 3

class RestartInterval(Enum):
    DAY = "day"
    WEEK = "week"
    MONTH = "month"

class RestartTarget(Enum):
    APP = "app"
    DEVICE = "device"

@dataclass
class AutoRestartConfig:
    enabled: bool = False
    interval: RestartInterval = RestartInterval.DAY
    hour: int = 3
    minute: int = 0
    target: RestartTarget = RestartTarget.APP
    weekdays: int = 0
    day_of_month: int = 1
    countdown: int = 60

@dataclass
class VideoConfig:
    rtsp_timeout: float = 5.0   # 默认 5 秒
    ratio_16_9: bool = True     # 画面比例 16:9 / 4:3

@dataclass
class Config:
    app_name: str = "钢包工位视频监测系统"
    copyright: str = "恒莱达"
    screen: int = 0
    module_type: ModuleType = ModuleType.RFID
    rfid: Optional[SocketConfig] = None
    modbus: Optional[ModbusConfig] = None
    ai: AIConfig = field(default_factory=AIConfig)
    ai_modules: List[AIModuleModel] = field(default_factory=list)
    buckets: List[BucketModel] = field(default_factory=list)
    video: VideoConfig = field(default_factory=VideoConfig)
    auto_restart: AutoRestartConfig = field(default_factory=AutoRestartConfig)