450 lines
13 KiB
Python
450 lines
13 KiB
Python
"""
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Neural Sync 2.0 - Project Domain Service
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项目域服务 - 管理动态项目域
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每个域有独立的信号源、知识库和配置
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"""
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import asyncio
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import logging
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from typing import Optional, Dict, List, Any
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from pydantic import BaseModel, Field
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from datetime import datetime
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from sqlalchemy import select
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from sqlalchemy.ext.asyncio import AsyncSession
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from ..utils.timezone import now_cn_naive
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logger = logging.getLogger(__name__)
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class DomainConfig(BaseModel):
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"""项目域配置"""
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signal_sources: List[str] = Field(default_factory=lambda: ["hackernews"])
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ai_config: Dict[str, Any] = Field(default_factory=dict)
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audit_threshold: float = 98.0
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auto_merge_enabled: bool = False
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webhook_urls: Dict[str, str] = Field(default_factory=dict)
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class ProjectDomainCreate(BaseModel):
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"""创建项目域请求"""
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name: str
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slug: str
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description: Optional[str] = None
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config: Optional[DomainConfig] = None
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is_default: bool = False
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class ProjectDomainUpdate(BaseModel):
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"""更新项目域请求"""
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name: Optional[str] = None
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description: Optional[str] = None
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config: Optional[DomainConfig] = None
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is_active: Optional[bool] = None
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is_default: Optional[bool] = None
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class ProjectDomainResponse(BaseModel):
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"""项目域响应"""
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id: str
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name: str
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slug: str
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description: Optional[str]
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config: DomainConfig
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is_active: bool
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is_default: bool
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signal_count: int
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context_node_count: int
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experiment_count: int
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created_at: datetime
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updated_at: datetime
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last_synced_at: Optional[datetime]
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class DomainSyncProgress(BaseModel):
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"""域同步进度"""
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domain_id: str
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phase: str # connecting, loading_knowledge, syncing_signals, complete
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progress: float # 0.0 - 1.0
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message: str
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class ProjectDomainService:
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"""
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项目域服务
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功能：
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- CRUD 操作
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- 域切换和知识同步
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- 统计信息更新
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- 默认域管理
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"""
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def __init__(self, db_session: AsyncSession, event_bus=None):
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self.db = db_session
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self.event_bus = event_bus
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self._active_domain_id: Optional[str] = None
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async def create_domain(self, request: ProjectDomainCreate) -> ProjectDomainResponse:
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"""创建新项目域"""
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from ..models import ProjectDomain
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import uuid
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# 检查 slug 唯一性
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existing = await self.db.execute(
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select(ProjectDomain).where(ProjectDomain.slug == request.slug)
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)
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if existing.scalar_one_or_none():
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raise ValueError(f"Slug '{request.slug}' already exists")
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# 如果设置为默认域，取消其他域的默认状态
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if request.is_default:
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await self._clear_default_domains()
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# 序列化配置
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config_dict = request.config.model_dump() if request.config else {}
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domain = ProjectDomain(
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name=request.name,
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slug=request.slug,
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description=request.description,
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config=config_dict,
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is_default=request.is_default,
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)
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self.db.add(domain)
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await self.db.commit()
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await self.db.refresh(domain)
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# 发布域创建事件
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if self.event_bus:
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from ..events import EventType, Event
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await self.event_bus.publish(
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Event(
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type=EventType.DOMAIN_CREATED,
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data={
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"domain_id": str(domain.id),
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"name": domain.name,
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"slug": domain.slug,
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},
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)
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)
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return self._to_response(domain)
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async def get_domain(self, domain_id: str) -> Optional[ProjectDomainResponse]:
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"""获取单个域"""
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from ..models import ProjectDomain
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import uuid
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try:
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domain_uuid = uuid.UUID(domain_id)
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except ValueError:
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return None
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result = await self.db.execute(
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select(ProjectDomain).where(ProjectDomain.id == domain_uuid)
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)
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domain = result.scalar_one_or_none()
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if not domain:
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return None
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return self._to_response(domain)
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async def get_domain_by_slug(self, slug: str) -> Optional[ProjectDomainResponse]:
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"""通过 slug 获取域"""
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from ..models import ProjectDomain
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result = await self.db.execute(
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select(ProjectDomain).where(ProjectDomain.slug == slug)
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)
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domain = result.scalar_one_or_none()
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if not domain:
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return None
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return self._to_response(domain)
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async def list_domains(
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self, include_inactive: bool = False
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) -> List[ProjectDomainResponse]:
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"""列出所有域"""
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from ..models import ProjectDomain
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query = select(ProjectDomain)
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if not include_inactive:
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query = query.where(ProjectDomain.is_active == True)
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query = query.order_by(ProjectDomain.is_default.desc(), ProjectDomain.created_at.asc())
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result = await self.db.execute(query)
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domains = result.scalars().all()
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return [self._to_response(d) for d in domains]
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async def update_domain(
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self, domain_id: str, request: ProjectDomainUpdate
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) -> Optional[ProjectDomainResponse]:
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"""更新域"""
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from ..models import ProjectDomain
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import uuid
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try:
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domain_uuid = uuid.UUID(domain_id)
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except ValueError:
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return None
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result = await self.db.execute(
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select(ProjectDomain).where(ProjectDomain.id == domain_uuid)
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)
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domain = result.scalar_one_or_none()
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if not domain:
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return None
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# 更新字段
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if request.name is not None:
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domain.name = request.name
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if request.description is not None:
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domain.description = request.description
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if request.config is not None:
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domain.config = request.config.model_dump()
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if request.is_active is not None:
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domain.is_active = request.is_active
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if request.is_default is not None and request.is_default != domain.is_default:
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if request.is_default:
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await self._clear_default_domains()
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domain.is_default = request.is_default
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domain.updated_at = now_cn_naive()
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await self.db.commit()
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await self.db.refresh(domain)
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# 发布域更新事件
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if self.event_bus:
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from ..events import EventType, Event
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await self.event_bus.publish(
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Event(
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type=EventType.DOMAIN_UPDATED,
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data={
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"domain_id": str(domain.id),
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"name": domain.name,
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"slug": domain.slug,
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},
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)
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)
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return self._to_response(domain)
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async def delete_domain(self, domain_id: str) -> bool:
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"""删除域"""
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from ..models import ProjectDomain
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import uuid
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try:
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domain_uuid = uuid.UUID(domain_id)
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except ValueError:
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return False
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result = await self.db.execute(
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select(ProjectDomain).where(ProjectDomain.id == domain_uuid)
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)
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domain = result.scalar_one_or_none()
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if not domain:
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return False
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# 不允许删除默认域
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if domain.is_default:
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raise ValueError("Cannot delete default domain")
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await self.db.delete(domain)
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await self.db.commit()
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# 发布域删除事件
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if self.event_bus:
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from ..events import EventType, Event
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await self.event_bus.publish(
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Event(
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type=EventType.DOMAIN_DELETED,
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data={
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"domain_id": str(domain.id),
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"name": domain.name,
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"slug": domain.slug,
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},
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)
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)
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return True
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async def switch_domain(self, domain_id: str) -> DomainSyncProgress:
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"""
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切换活动域
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流程：
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1. 验证域存在且激活
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2. 开始知识同步（1.5s 动画）
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3. 更新活动域 ID
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4. 返回同步进度
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"""
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from ..models import ProjectDomain
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import uuid
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try:
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domain_uuid = uuid.UUID(domain_id)
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except ValueError:
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raise ValueError("Invalid domain ID")
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result = await self.db.execute(
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select(ProjectDomain).where(ProjectDomain.id == domain_uuid)
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)
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domain = result.scalar_one_or_none()
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if not domain:
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raise ValueError("Domain not found")
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if not domain.is_active:
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raise ValueError("Domain is not active")
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# 更新最后同步时间
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domain.last_synced_at = now_cn_naive()
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await self.db.commit()
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# 设置活动域
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self._active_domain_id = str(domain.id)
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# 发布域切换事件
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if self.event_bus:
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from ..events import EventType, Event
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await self.event_bus.publish(
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Event(
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type=EventType.DOMAIN_SWITCHED,
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data={
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"domain_id": str(domain.id),
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"name": domain.name,
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"slug": domain.slug,
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},
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)
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)
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# 模拟同步进度（1.5s）
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return DomainSyncProgress(
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domain_id=str(domain.id),
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phase="complete",
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progress=1.0,
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message=f"已切换到 {domain.name}",
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)
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async def get_default_domain(self) -> Optional[ProjectDomainResponse]:
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"""获取默认域"""
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from ..models import ProjectDomain
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result = await self.db.execute(
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select(ProjectDomain).where(ProjectDomain.is_default == True)
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)
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domain = result.scalar_one_or_none()
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if not domain:
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# 如果没有默认域，返回第一个激活域
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result = await self.db.execute(
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select(ProjectDomain)
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.where(ProjectDomain.is_active == True)
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.order_by(ProjectDomain.created_at.asc())
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.limit(1)
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)
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domain = result.scalar_one_or_none()
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if not domain:
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return None
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return self._to_response(domain)
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async def update_domain_stats(self, domain_id: str) -> None:
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"""更新域统计信息"""
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from ..models import ProjectDomain, Signal, ContextNode, Experiment
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import uuid
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try:
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domain_uuid = uuid.UUID(domain_id)
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except ValueError:
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return
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result = await self.db.execute(
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select(ProjectDomain).where(ProjectDomain.id == domain_uuid)
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)
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domain = result.scalar_one_or_none()
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if not domain:
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return
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# TODO: 需要添加域关联到 Signal, ContextNode, Experiment
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# 当前使用全局计数
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signal_count = await self.db.execute(select(Signal))
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domain.signal_count = len(signal_count.scalars().all())
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context_count = await self.db.execute(select(ContextNode))
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domain.context_node_count = len(context_count.scalars().all())
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experiment_count = await self.db.execute(select(Experiment))
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domain.experiment_count = len(experiment_count.scalars().all())
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await self.db.commit()
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async def get_active_domain_id(self) -> Optional[str]:
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"""获取当前活动域 ID"""
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if self._active_domain_id:
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return self._active_domain_id
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# 如果没有设置，返回默认域
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default = await self.get_default_domain()
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if default:
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self._active_domain_id = default.id
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return default.id
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return None
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async def _clear_default_domains(self) -> None:
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"""清除所有域的默认状态"""
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from ..models import ProjectDomain
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result = await self.db.execute(
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select(ProjectDomain).where(ProjectDomain.is_default == True)
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)
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domains = result.scalars().all()
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for domain in domains:
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domain.is_default = False
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await self.db.commit()
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def _to_response(self, domain) -> ProjectDomainResponse:
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"""转换为响应模型"""
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config = DomainConfig(**domain.config) if domain.config else DomainConfig()
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return ProjectDomainResponse(
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id=str(domain.id),
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name=domain.name,
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slug=domain.slug,
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description=domain.description,
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config=config,
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is_active=domain.is_active,
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is_default=domain.is_default,
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signal_count=domain.signal_count,
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context_node_count=domain.context_node_count,
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experiment_count=domain.experiment_count,
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created_at=domain.created_at,
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updated_at=domain.updated_at,
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last_synced_at=getattr(domain, 'last_synced_at', None),
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)
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# 全局服务实例
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_domain_service = None
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def get_domain_service(db_session: AsyncSession, event_bus=None) -> ProjectDomainService:
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"""获取项目域服务实例"""
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return ProjectDomainService(db_session, event_bus)
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