#
# Copyright (c) 2024–2025, Daily
#
# SPDX-License-Identifier: BSD 2-Clause License
#

import argparse

from dotenv import load_dotenv
from loguru import logger

from pipecat.pipeline.pipeline import Pipeline
from pipecat.pipeline.runner import PipelineRunner
from pipecat.pipeline.task import PipelineTask
from pipecat.processors.gstreamer.pipeline_source import GStreamerPipelineSource
from pipecat.transports.base_transport import BaseTransport, TransportParams
from pipecat.transports.services.daily import DailyParams

load_dotenv(override=True)


# We store functions so objects (e.g. SileroVADAnalyzer) don't get
# instantiated. The function will be called when the desired transport gets
# selected.
transport_params = {
    "daily": lambda: DailyParams(
        audio_out_enabled=True,
        video_out_enabled=True,
        video_out_is_live=True,
        video_out_width=1280,
        video_out_height=720,
    ),
    "webrtc": lambda: TransportParams(
        audio_out_enabled=True,
        video_out_enabled=True,
        video_out_is_live=True,
        video_out_width=1280,
        video_out_height=720,
    ),
}


async def run_example(transport: BaseTransport, args: argparse.Namespace, handle_sigint: bool):
    logger.info(f"Starting bot with video input: {args.input}")

    gst = GStreamerPipelineSource(
        pipeline=f"filesrc location={args.input}",
        out_params=GStreamerPipelineSource.OutputParams(
            video_width=1280,
            video_height=720,
        ),
    )

    pipeline = Pipeline(
        [
            gst,  # GStreamer file source
            transport.output(),  # Transport bot output
        ]
    )

    task = PipelineTask(pipeline)

    runner = PipelineRunner(handle_sigint=handle_sigint)

    await runner.run(task)


if __name__ == "__main__":
    from pipecat.examples.run import main

    parser = argparse.ArgumentParser(description="Pipecat Bot Runner")
    parser.add_argument("-i", "--input", type=str, required=True, help="Input video file")

    main(run_example, parser=parser, transport_params=transport_params)