import gradio as gr

from transformers import pipeline
import csv

model_id = "philschmid/bart-large-cnn-samsum"

summarizer = pipeline("summarization", model=model_id)

def summarize(text):
    text = str(text)
    if text == "showdata":
        lines = "(lines)"
        with open('input.csv',"r") as f:
            lines = f.readlines()
        return str(lines)
    
    
    generated_summary_short = summarizer(text, max_length=40, min_length=10)[0]['summary_text']
    generated_summary = summarizer(text, max_length=80, min_length=20)[0]['summary_text']
    generated_summary_long = summarizer(text, max_length=200, min_length=40)[0]['summary_text']
    
    fields = [str(text), str(generated_summary)]
    with open('input.csv','a', newline='') as f:
        writer = csv.writer(f)
        writer.writerow(fields)
            
    return "Summary: " + str(generated_summary) + "\n\n" + "shorter: " + str(generated_summary_short)+ "\n\n" + "Longer: " + str(generated_summary_long)

iface = gr.Interface(fn=summarize, inputs="text", outputs="text")
iface.launch()