mirror of
https://code.lenaisten.de/Lenaisten/advent22.git
synced 2024-11-23 08:13:01 +00:00
114 lines
2.7 KiB
Python
114 lines
2.7 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 ..dav_common import dav_get_file, dav_list_files
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from ._image import AdventImage
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from ._misc import get_loesungswort, 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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loesungswort = await get_loesungswort()
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print(loesungswort)
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print("".join(await shuffle(loesungswort)))
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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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loesungswort: str = Depends(get_loesungswort),
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) -> str:
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return (await shuffle(loesungswort))[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 get_images() -> list[str]:
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ls = await dav_list_files(_RE_IMAGE_FILE, "/images")
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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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index: int,
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images: list[str] = Depends(get_images),
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) -> AdventImage:
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"""
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Bild laden und einen quadratischen Ausschnitt
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aus der Mitte nehmen
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"""
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# Bild laden
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img_buffer = await dav_get_file(images[index])
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img_buffer.seek(0)
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return await AdventImage.load_standard(img_buffer)
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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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letter: str = Depends(get_letter),
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adv_img: AdventImage = Depends(load_image),
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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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rnd = await get_rnd(index)
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# Buchstabe verstecken
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await adv_img.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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# Bilddaten in Puffer laden
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img_buffer = BytesIO()
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adv_img.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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