Added more env params.

Signed-off-by: Pavel Kirilin <win10@list.ru>

autotex/__main__.py

@@ -7,10 +7,8 @@ import tempfile
 
 from aiogram import Bot, Dispatcher, types
 import shutil
-import os
+from autotex import settings
-import dotenv
 
-dotenv.load_dotenv()
 
 pdftex_bin = shutil.which("pdflatex")
 magick_bin = shutil.which("magick")
@@ -21,7 +19,7 @@ if magick_bin is None:
     raise ValueError("ImageMagick is not installed")
 
 dp = Dispatcher()
-bot = Bot(token=os.environ["BOT_TOKEN"])
+bot = Bot(token=settings.BOT_TOKEN)
 
 
 PREAMBULA = """\
@@ -78,10 +76,10 @@ async def send_latex(message: types.Message) -> None:
             magick_bin,  # type: ignore
             "convert",
             "-density",
-            "300",
+            str(settings.IMAGE_DPI),
             f"{name}.pdf",
             "-quality",
-            "100",
+            str(settings.IMAGE_QUALITY),
             f"{name}.jpg",
             cwd=cwd,
             stdout=asyncio.subprocess.PIPE,

autotex/settings.py

@@ -0,0 +1,8 @@
+import os
+import dotenv
+
+dotenv.load_dotenv()
+
+BOT_TOKEN = os.environ["BOT_TOKEN"]
+IMAGE_DPI = int(os.environ.get("IMAGE_DPI", 300))
+IMAGE_QUALITY = int(os.environ.get("IMAGE_QUALITY", 100))