88 lines
2.1 KiB
Python
88 lines
2.1 KiB
Python
"""
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Router "image" provides:
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- listing image files
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- finding image files by name prefix
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- getting image files in a uniform format by name prefix
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"""
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from io import BytesIO
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from logging import getLogger
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from fastapi import APIRouter, Depends
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from fastapi.responses import StreamingResponse
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from PIL import Image
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from ...core.config import Config, ImageUIConfig, get_config
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from ...core.dav_common import webdav_ensure_files, webdav_ensure_path
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from ...core.webdav import WebDAV
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from ._common import LM_IMAGE, RP_IMAGE
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_logger = getLogger(__name__)
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_PATH_NAME = "image_dir"
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router = APIRouter(prefix="/image", tags=["image"])
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@router.on_event("startup")
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async def start_router() -> None:
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_logger.debug(f"{router.prefix} router starting.")
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remote_path = await RP_IMAGE()
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if not webdav_ensure_path(remote_path):
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webdav_ensure_files(
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remote_path,
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"img1.jpg",
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"img2.jpg",
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"img3.jpg",
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)
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@router.get(
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"/list",
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responses=LM_IMAGE.lister.responses,
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)
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async def list_all_images(
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names: list[str] = Depends(LM_IMAGE.lister.func),
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) -> list[str]:
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return names
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@router.get(
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"/find/{prefix}",
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responses=LM_IMAGE.filter.responses,
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)
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async def find_images_by_prefix(
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names: list[str] = Depends(LM_IMAGE.filter.func),
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) -> list[str]:
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return names
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@router.get(
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"/get/{prefix}",
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responses=LM_IMAGE.getter.responses,
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response_class=StreamingResponse,
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)
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async def get_image_by_prefix(
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remote_path: str = Depends(RP_IMAGE),
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name: str = Depends(LM_IMAGE.getter.func),
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) -> StreamingResponse:
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cfg = await get_config()
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img = Image.open(BytesIO(await WebDAV.read_bytes(f"{remote_path}/{name}")))
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img_buffer = BytesIO()
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img.save(img_buffer, **cfg.image.save_params)
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img_buffer.seek(0)
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return StreamingResponse(
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content=img_buffer,
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media_type="image/jpeg",
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headers={"Content-Disposition": f"filename={name}.jpg"},
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)
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@router.get("/config")
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async def get_ui_config(
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cfg: Config = Depends(get_config),
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) -> ImageUIConfig:
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return cfg.image
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