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xiaoxia-saas/apps/api/app/schemas/chunked_upload.py
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feat: 素材重复上传检测 + 批量生成视频
任务1: 素材重复上传检测
- 上传接口支持 file_hash 参数,通过 MD5+素材库ID 去重
- 命中去重直接返回已有 asset_id,不重复存 OSS
- file_hash 透传: API → IngestJob → Asset 全链路
- 三条上传路径(表单/直传/分片)均支持去重
- Alembic 031: assets + ingest_jobs 加 file_hash 列+索引
- 6 个单元测试覆盖去重命中/未命中/空hash/透传

任务3: 批量生成视频
- POST /generations 支持 count 参数,一次创建多条生成任务
- 每条任务独立状态跟踪,响应返回 task_ids 列表

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-07 14:57:37 +08:00

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from datetime import datetime
from pydantic import BaseModel, Field
class ChunkedUploadInitRequest(BaseModel):
filename: str = Field(..., min_length=1, max_length=255, description="Filename")
file_size: int = Field(..., gt=0, le=2147483648, description="File size in bytes, max 2GB")
total_chunks: int = Field(..., gt=0, description="Total number of chunks")
content_type: str = Field(
default="application/octet-stream", min_length=1, max_length=100, description="Content type"
)
project_id: str = Field(..., min_length=1, description="Project ID")
library_id: str = Field(..., min_length=1, description="Asset library ID")
class ChunkedUploadInitResponse(BaseModel):
upload_id: str = Field(..., description="Upload ID")
chunk_size: int = Field(..., description="Chunk size in bytes")
total_chunks: int = Field(..., description="Total number of chunks")
filename: str = Field(..., description="Filename")
expires_at: datetime = Field(..., description="Expiration time")
class ChunkedUploadStatusResponse(BaseModel):
upload_id: str = Field(..., description="Upload ID")
filename: str = Field(..., description="Filename")
file_size: int = Field(..., description="File size")
total_chunks: int = Field(..., description="Total number of chunks")
uploaded_chunks: list[int] = Field(..., description="List of uploaded chunk indices")
status: str = Field(..., description="Upload status: pending/uploading/completed/failed")
created_at: datetime = Field(..., description="Creation time")
expires_at: datetime = Field(..., description="Expiration time")
class ChunkedUploadCompleteRequest(BaseModel):
project_id: str = Field(..., min_length=1, description="Project ID")
library_id: str = Field(..., min_length=1, description="Asset library ID")
file_hash: str = Field(default="", max_length=64, description="文件 MD5 哈希,用于去重检测")
class ChunkedUploadCompleteResponse(BaseModel):
storage_key: str = Field(..., description="Storage key")
ingest_job_id: str = Field(..., description="Ingest job ID")
url: str = Field(..., description="File URL")
duplicated: bool = Field(default=False, description="是否为重复素材(命中去重)")
asset_id: str = Field(default="", description="重复素材的 asset_idduplicated=true 时返回)")