"""
web/app.py
----------
FastAPI entrypoint for the Adobe Sign → DocuSign Migrator web app.

Run with:
    uvicorn web.app:app --reload --port 8000

From the project root.
"""

from fastapi import FastAPI
from fastapi.staticfiles import StaticFiles
from fastapi.responses import FileResponse
import os

from web.config import settings
from web.routers import auth, templates, migrate, verify, audit

app = FastAPI(
    title="Adobe Sign → DocuSign Migrator",
    version=settings.version,
    docs_url="/api/docs",
)

# Routers
app.include_router(auth.router,      prefix="/api/auth",      tags=["auth"])
app.include_router(templates.router, prefix="/api/templates", tags=["templates"])
app.include_router(migrate.router,   prefix="/api/migrate",   tags=["migrate"])
app.include_router(verify.router,    prefix="/api/verify",    tags=["verify"])
app.include_router(audit.router,     prefix="/api/audit",     tags=["audit"])

# Static files (frontend)
_static_dir = os.path.join(os.path.dirname(__file__), "static")
if os.path.isdir(_static_dir):
    app.mount("/static", StaticFiles(directory=_static_dir), name="static")


@app.get("/health", tags=["health"])
def health():
    return {"status": "ok", "version": settings.version}


@app.get("/", include_in_schema=False)
def index():
    index_path = os.path.join(_static_dir, "index.html")
    if os.path.exists(index_path):
        return FileResponse(index_path)
    return {"message": "Adobe Sign → DocuSign Migrator API", "docs": "/api/docs"}