mirror of
https://code.lenaisten.de/Lenaisten/advent22.git
synced 2024-11-23 16:23:00 +00:00
136 lines
3.2 KiB
Python
136 lines
3.2 KiB
Python
import re
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# from datetime import date
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from io import BytesIO
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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 ImageFont
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from ..config import Config, get_config
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from ..dav_common import dav_file_exists, dav_get_file, dav_list_files
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from ._image import AdventImage
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from ._misc import get_rnd, set_length, shuffle
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router = APIRouter(prefix="/days", tags=["days"])
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@router.on_event("startup")
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async def startup() -> None:
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cfg = await get_config()
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print(cfg.solution)
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print("".join(await shuffle(cfg.solution)))
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@router.get("/letter/{index}")
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async def get_letter(
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index: int,
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cfg: Config = Depends(get_config),
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) -> str:
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return (await shuffle(cfg.solution))[index]
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# @router.get("/date")
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# def get_date() -> int:
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# return date.today().day
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# @router.get(
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# "/picture",
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# response_class=StreamingResponse,
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# )
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# async def get_picture():
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# img = Image.open("hand.png").convert("RGBA")
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# d1 = ImageDraw.Draw(img)
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# font = ImageFont.truetype("Lena.ttf", 50)
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# d1.text((260, 155), "W", font=font, fill=(0, 0, 255))
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# # d1.text(xy=(400, 210), text="Deine Hände auch?",
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# # font=Font, fill=(255, 0, 0))
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# img_buffer = BytesIO()
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# img.save(img_buffer, format="PNG", quality=85)
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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/png",
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# )
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_RE_IMAGE_FILE = re.compile(
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r"\.(gif|jpe?g|tiff?|png|bmp)$",
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flags=re.IGNORECASE,
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)
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async def list_images_auto() -> list[str]:
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ls = await dav_list_files(_RE_IMAGE_FILE, "/images_auto")
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ls = await set_length(ls, 24)
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return await shuffle(ls)
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async def load_image(
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file_name: str,
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) -> AdventImage | None:
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"""
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Versuche, Bild aus Datei zu laden
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"""
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if not await dav_file_exists(file_name):
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return None
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img_buffer = await dav_get_file(file_name)
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img_buffer.seek(0)
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return await AdventImage.load_standard(img_buffer)
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async def get_auto_image(
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index: int,
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letter: str = Depends(get_letter),
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images: list[str] = Depends(list_images_auto),
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) -> AdventImage:
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image = await load_image(images[index])
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assert image is not None
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rnd = await get_rnd(index)
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# Buchstabe verstecken
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await image.hide_text(
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xy=tuple(rnd.choices(range(30, 470), k=2)),
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text=letter,
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font=ImageFont.truetype("Lena.ttf", 50),
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)
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return image
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@router.get(
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"/picture/{index}",
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response_class=StreamingResponse,
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)
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async def get_picture_for_day(
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index: int,
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) -> StreamingResponse:
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"""
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Bild für einen Tag erstellen
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"""
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# Versuche, aus "manual"-Ordner zu laden
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image = await load_image(f"images_manual/{index}.jpg")
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if image is None:
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# Erstelle automatisch generiertes Bild
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image = await get_auto_image(
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index=index,
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letter=await get_letter(index, await get_config()),
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images=await list_images_auto()
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)
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# Bilddaten in Puffer laden
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img_buffer = BytesIO()
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image.img.save(img_buffer, format="JPEG", quality=85)
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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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)
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