import os
import numpy as np
import unicodedata
from datasets import load_dataset, Audio
from transformers import pipeline
import gradio as gr
import torch

############### HF ###########################

HF_TOKEN = os.getenv("HF_TOKEN")

hf_writer = gr.HuggingFaceDatasetSaver(HF_TOKEN, "Urdu-ASR-flags")

############## Inference ##############################


transcriber = pipeline("automatic-speech-recognition", model="kingabzpro/wav2vec2-large-xls-r-300m-Urdu")

def transcribe(audio):
    sr, y = audio
    y = y.astype(np.float32)
    y /= np.max(np.abs(y))

    return transcriber({"sampling_rate": sr, "raw": y})["text"]


demo = gr.Interface(
    transcribe,
    gr.Audio(sources=["microphone"]),
    "text",
)


################### Gradio Web APP ################################

title = "Urdu Automatic Speech Recognition"

description = """
<p>
<center>
This model is a fine-tuned version of facebook/wav2vec2-xls-r-300m on the common_voice dataset.

<img src="https://huggingface.co/spaces/kingabzpro/Urdu-ASR-SOTA/resolve/main/Images/cover.jpg" alt="logo" width="550"/>
</center>
</p>
"""

article = "<p style='text-align: center'><a href='https://dagshub.com/kingabzpro/Urdu-ASR-SOTA' target='_blank'>Source Code on DagsHub</a></p><p style='text-align: center'><a href='https://huggingface.co/blog/fine-tune-xlsr-wav2vec2' target='_blank'>Fine-tuning XLS-R for Multi-Lingual ASR with 🤗 Transformers</a></p></center><center><img src='https://visitor-badge.glitch.me/badge?page_id=kingabzpro/Urdu-ASR-SOTA' alt='visitor badge'></center></p>"

examples = [["Sample/sample1.mp3"], ["Sample/sample2.mp3"], ["Sample/sample3.mp3"]]



def main():
    iface = gr.Interface(
        transcribe,
        gr.Audio(sources=["microphone"]),
        "text",
        title=title,
        allow_flagging="manual",
        flagging_callback=hf_writer,
        description=description,
        article=article,
        examples=examples,
        theme='JohnSmith9982/small_and_pretty'
    )

    iface.launch(enable_queue=True)


# enable_queue=True,auth=("admin", "pass1234")

if __name__ == "__main__":
    main()