The Big Refactor

Closes #3.
Closes #5.
Closes #7.
Closes #4.
Closes #2.

keycloak_collective_portal/main.py

@@ -0,0 +1,71 @@
+"""App entrypoint."""
+
+from fastapi import FastAPI, Request
+from fastapi.responses import HTMLResponse, RedirectResponse
+from fastapi.staticfiles import StaticFiles
+from fastapi.templating import Jinja2Templates
+from starlette.exceptions import HTTPException
+from starlette.middleware.sessions import SessionMiddleware
+
+from keycloak_collective_portal.config import (
+    APP_SECRET_KEY,
+    APP_THEME,
+    REDIS_DB,
+    REDIS_HOST,
+    REDIS_PORT,
+    STATIC_DIR,
+    TEMPLATE_DIR,
+)
+from keycloak_collective_portal.exceptions import RequiresLoginException
+from keycloak_collective_portal.keycloak import init_keycloak
+from keycloak_collective_portal.oidc import init_oidc
+from keycloak_collective_portal.redis import Redis
+from keycloak_collective_portal.routes import (
+    health,
+    invite,
+    oidc,
+    register,
+    root,
+)
+
+app = FastAPI(docs_url=None, redoc_url=None)
+
+
+@app.exception_handler(RequiresLoginException)
+async def requires_login(request, exception):
+    return RedirectResponse(request.url_for("login"))
+
+
+@app.exception_handler(HTTPException)
+async def http_exception_handler(request, exc):
+    home = request.url_for("login")
+    return HTMLResponse(f"<p>{exc.detail} (<a href='{home}'>home</a>)</p>")
+
+
+@app.on_event("startup")
+async def starup_event():
+    redis = Redis()
+    app.state.redis = await redis.create_pool(
+        f"redis://{REDIS_HOST}:{REDIS_PORT}/{REDIS_DB}?encoding=utf-8"
+    )
+
+
+@app.on_event("shutdown")
+async def shutdown_event():
+    app.state.redis.close()
+
+
+app.add_middleware(SessionMiddleware, secret_key=APP_SECRET_KEY)
+
+app.mount("/static", StaticFiles(directory=STATIC_DIR), name="static")
+
+app.state.oidc = init_oidc()
+app.state.keycloak = init_keycloak()
+app.state.templates = Jinja2Templates(directory=TEMPLATE_DIR)
+app.state.theme = APP_THEME
+
+app.include_router(invite.router)
+app.include_router(oidc.router)
+app.include_router(register.router)
+app.include_router(root.router)
+app.include_router(health.router)