mirror of
https://code.lenaisten.de/Lenaisten/advent22.git
synced 2024-11-23 08:13:01 +00:00
119 lines
2.7 KiB
Python
119 lines
2.7 KiB
Python
import random
|
|
from datetime import date
|
|
from io import BytesIO
|
|
|
|
import numpy as np
|
|
from fastapi import APIRouter, Depends
|
|
from fastapi.responses import StreamingResponse
|
|
from PIL import Image, ImageDraw, ImageFont
|
|
|
|
router = APIRouter(prefix="/days", tags=["days"])
|
|
|
|
loesungswort = "ABCDEFGHIJKLMNOPQRSTUVWX"
|
|
|
|
|
|
async def shuffle(string: str) -> str:
|
|
rnd = random.Random(loesungswort)
|
|
return "".join(rnd.sample(string, len(string)))
|
|
|
|
|
|
@router.on_event("startup")
|
|
async def narf() -> None:
|
|
print(loesungswort)
|
|
print(await shuffle(loesungswort))
|
|
|
|
|
|
@router.get("/letter/{index}")
|
|
async def get_letter(
|
|
index: int,
|
|
) -> str:
|
|
return (await shuffle(loesungswort))[index]
|
|
|
|
|
|
@router.get("/date")
|
|
def get_date() -> int:
|
|
return date.today().day
|
|
|
|
|
|
@router.get(
|
|
"/picture",
|
|
response_class=StreamingResponse,
|
|
)
|
|
async def get_picture():
|
|
img = Image.open("hand.png").convert("RGBA")
|
|
d1 = ImageDraw.Draw(img)
|
|
font = ImageFont.truetype("Lena.ttf", 50)
|
|
d1.text((260, 155), "W", font=font, fill=(0, 0, 255))
|
|
# d1.text(xy=(400, 210), text="Deine Hände auch?",
|
|
# font=Font, fill=(255, 0, 0))
|
|
img_buffer = BytesIO()
|
|
img.save(img_buffer, format="PNG", quality=85)
|
|
img_buffer.seek(0)
|
|
|
|
return StreamingResponse(
|
|
content=img_buffer,
|
|
media_type="image/png",
|
|
)
|
|
|
|
|
|
async def load_picture_standard() -> Image.Image:
|
|
img = Image.open("hand.png")
|
|
width, height = img.size
|
|
square = min(img.size)
|
|
|
|
img = img.crop(box=(
|
|
int((width - square)/2),
|
|
int((height - square)/2),
|
|
int((width + square)/2),
|
|
int((height + square)/2),
|
|
))
|
|
|
|
img = img.resize(
|
|
size=(400, 400),
|
|
resample=Image.ANTIALIAS,
|
|
)
|
|
|
|
return img.convert("RGB")
|
|
|
|
|
|
@router.get(
|
|
"/picture/{index}",
|
|
response_class=StreamingResponse,
|
|
)
|
|
async def get_picture_for_day(
|
|
letter: str = Depends(get_letter),
|
|
img: Image.Image = Depends(load_picture_standard),
|
|
) -> StreamingResponse:
|
|
font = ImageFont.truetype("Lena.ttf", 50)
|
|
|
|
txt_layer = Image.new(mode="RGB", size=(400, 400), color=(0, 0, 0))
|
|
txt_color = (255, 255, 255)
|
|
|
|
ImageDraw.Draw(txt_layer).text(
|
|
xy=(300, 300),
|
|
text=letter,
|
|
font=font,
|
|
anchor="mm",
|
|
fill=txt_color,
|
|
)
|
|
|
|
if not (bbox := txt_layer.getbbox()) is None:
|
|
mean = np.mean(img.crop(bbox).getdata(), axis=0)
|
|
txt_color = tuple(int(val) for val in mean)
|
|
|
|
ImageDraw.Draw(img).text(
|
|
xy=(300, 300),
|
|
text=letter,
|
|
font=font,
|
|
anchor="mm",
|
|
fill=txt_color,
|
|
)
|
|
|
|
img_buffer = BytesIO()
|
|
img.save(img_buffer, format="PNG", quality=85)
|
|
img_buffer.seek(0)
|
|
|
|
return StreamingResponse(
|
|
content=img_buffer,
|
|
media_type="image/png",
|
|
)
|