import os
import warnings
from enum import Enum

import typer
from dotenv import load_dotenv

from llm_perf.benchmark_runners.cpu.update_llm_perf_cpu_onnxruntime import (
    CPUOnnxRuntimeBenchmarkRunner,
)
from llm_perf.benchmark_runners.cpu.update_llm_perf_cpu_openvino import (
    CPUOpenVINOBenchmarkRunner,
)
from llm_perf.benchmark_runners.cpu.update_llm_perf_cpu_pytorch import (
    CPUPyTorchBenchmarkRunner,
)
from llm_perf.benchmark_runners.cuda.update_llm_perf_cuda_pytorch import (
    CUDAPyTorchBenchmarkRunner,
)

from llm_perf.update_llm_perf_leaderboard import update_llm_perf_leaderboard

if os.environ.get("DISABLE_WARNINGS", "0") == "1":
    warnings.filterwarnings("ignore")

app = typer.Typer()


class Hardware(str, Enum):
    CPU = "cpu"
    CUDA = "cuda"


class Backend(str, Enum):
    ONNXRUNTIME = "onnxruntime"
    PYTORCH = "pytorch"
    OPENVINO = "openvino"


@app.command()
def run_benchmark(
    hardware: Hardware = typer.Option(..., help="Hardware to run on: CPU or CUDA"),
    backend: Backend = typer.Option(
        ..., help="Backend to use: ONNXRUNTIME, PYTORCH, or OPENVINO"
    ),
):
    env_vars = load_dotenv()
    if env_vars:
        print("Environment variables loaded successfully")
    else:
        print("No environment variables loaded")

    if hardware == Hardware.CPU:
        if backend == Backend.ONNXRUNTIME:
            runner = CPUOnnxRuntimeBenchmarkRunner()
        elif backend == Backend.PYTORCH:
            runner = CPUPyTorchBenchmarkRunner()
        elif backend == Backend.OPENVINO:
            runner = CPUOpenVINOBenchmarkRunner()
    elif hardware == Hardware.CUDA:
        if backend == Backend.PYTORCH:
            runner = CUDAPyTorchBenchmarkRunner()
        else:
            typer.echo(f"CUDA is not supported for {backend} backend")
            raise typer.Exit(code=1)

    runner.run_benchmarks()


@app.command()
def update_leaderboard():
    update_llm_perf_leaderboard()


if __name__ == "__main__":
    app()