from fastapi import FastAPI, HTTPException
from app.models import EmbedRequest, EmbedResponse
from app.embeddings import embed_text
from app.logger import logger

app = FastAPI(
    title="Embedding API",
    description="A simple API to generate text embeddings using Microsoft's `multilingual-e5-large` model.",
    version="1.0.0",
)


@app.post("/embed", response_model=EmbedResponse)
async def embed(request: EmbedRequest) -> dict[str, list[list[float]]]:
    """Generate embeddings for a list of texts."""
    logger.info("Generating embeddings...")
    try:
        vectors = embed_text(request.texts)
        logger.info("Embeddings generated successfully!")
        return {"embeddings": vectors}
    except Exception as e:
        logger.exception("Error generating embeddings")
        raise HTTPException(status_code=500, detail=str(e))


@app.get("/health")
async def health_check() -> dict[str, str]:
    """Health check endpoint."""
    return {"status": "ok"}