from env_loader import load_env_file

load_env_file()

import os

from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware

from db import init_db
import data_layer_dialogue  # noqa: F401
from routers import admin, auth, dialogue, generation_instructions, journal, placeholders, prompts, subscription, users
from version import APP_VERSION


def allowed_origins() -> list[str]:
    origins = [
        "http://localhost:5188",
        "http://127.0.0.1:5188",
        "https://kansho.jinkendo.de",
        "https://dev.kansho.jinkendo.de",
    ]
    extra = (os.environ.get("ALLOWED_ORIGINS") or os.environ.get("KANSHO_ALLOWED_ORIGINS") or "").strip()
    if extra:
        origins.extend(item.strip() for item in extra.split(",") if item.strip())
    app_url = (os.environ.get("APP_URL") or "").strip().rstrip("/")
    if app_url:
        origins.append(app_url)
    seen: list[str] = []
    for item in origins:
        if item not in seen:
            seen.append(item)
    return seen


app = FastAPI(title="Kanshō", version=APP_VERSION)

app.add_middleware(
    CORSMiddleware,
    allow_origins=allowed_origins(),
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

app.include_router(auth.router)
app.include_router(users.router)
app.include_router(dialogue.router)
app.include_router(journal.router)
app.include_router(prompts.router)
app.include_router(placeholders.router)
app.include_router(subscription.router)
app.include_router(admin.router)
app.include_router(generation_instructions.router)


@app.on_event("startup")
def on_startup():
    init_db()


@app.get("/api/health")
def health():
    return {"status": "ok", "service": "kansho", "version": APP_VERSION}