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xiaoxia-saas/packages/domain/generation_task.py
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feat: 任务4 视频查重 — 历史+批次双重去重
- Alembic 033: generation_tasks 加 batch_id 列+索引
- Route: count>1 时生成共享 batch_id
- Repository: list_by_batch() 批次内查询
- dedup.py: check_batch_duplicate() 批次内查重
- Worker: 生成视频后创建 GeneratedVideo 记录 + 双重查重
- 单元测试: 6 个批次查重测试用例
2026-07-07 15:26:41 +08:00

86 lines
2.7 KiB
Python

from __future__ import annotations
import sys
from dataclasses import dataclass, field
from datetime import datetime, timezone
if sys.version_info >= (3, 11):
from enum import StrEnum
else:
from enum import Enum
class StrEnum(str, Enum):
pass
from uuid import uuid4
class GenerationTaskStatus(StrEnum):
PENDING = "pending"
RUNNING = "running"
COMPLETED = "completed"
FAILED = "failed"
CANCELLED = "cancelled"
@dataclass(slots=True)
class GenerationTask:
id: str
project_id: str
asset_library_id: str
strategy_id: str = ""
voice_library_id: str = ""
template_id: str = ""
asset_ids: list[str] = field(default_factory=list)
title_ids: list[str] = field(default_factory=list)
voice_ids: list[str] = field(default_factory=list)
status: GenerationTaskStatus = GenerationTaskStatus.PENDING
progress: float = 0.0
result_count: int = 0
error_message: str = ""
started_at: datetime | None = None
completed_at: datetime | None = None
source_edit_plan_id: str = ""
created_by_user_id: str = ""
asset_select_mode: str = ""
batch_id: str = ""
created_at: datetime = field(default_factory=lambda: datetime.now(timezone.utc))
@classmethod
def create(
cls,
project_id: str,
asset_library_id: str,
*,
strategy_id: str = "",
voice_library_id: str = "",
template_id: str = "",
asset_ids: list[str] | None = None,
title_ids: list[str] | None = None,
voice_ids: list[str] | None = None,
created_by_user_id: str = "",
source_edit_plan_id: str = "",
asset_select_mode: str = "",
batch_id: str = "",
) -> "GenerationTask":
if not project_id.strip() and not template_id.strip():
raise ValueError("project_id 或 template_id 至少需要提供一个")
if not asset_library_id.strip() and not (asset_ids or title_ids or voice_ids):
raise ValueError("asset_library_id 或 asset_ids/title_ids/voice_ids 至少需要提供一个")
return cls(
id=uuid4().hex,
project_id=project_id.strip(),
asset_library_id=asset_library_id.strip(),
strategy_id=strategy_id.strip(),
voice_library_id=voice_library_id.strip(),
template_id=template_id.strip(),
asset_ids=list(asset_ids) if asset_ids else [],
title_ids=list(title_ids) if title_ids else [],
voice_ids=list(voice_ids) if voice_ids else [],
created_by_user_id=created_by_user_id.strip(),
source_edit_plan_id=source_edit_plan_id.strip(),
asset_select_mode=asset_select_mode,
batch_id=batch_id,
)