import gradio as gr
from transformers import pipeline

classifier = pipeline("zero-shot-classification", model="facebook/bart-large-mnli")

def zeroShotClassification(text_input, candidate_labels):
  labels = [label.strip(' ') for label in candidate_labels.split(',')]
  output = {}
  prediction = classifier(text_input, labels)
  for i in range(len(prediction['labels'])):
    output[prediction['labels'][i]] = prediction['scores'][i]
  return output

examples = [
  ["Administrative", "Agency Fees and Invoices,Other Acknowledgement,Product Name Designation,Annlication/RegistrationJProcedure Number Assigned,Registration Ownership Transferred,Access to Information I Public Disclosure,First Sale Notification,Lot Release,Letter of Authorization/Access,Clinical Trial Site Information"],
  ["Agency Decisions", "Other Decision,Approval,Breakthrough Designation Revoked,Orohan Drug Designation Denied,Not Aoorovable Letter I Reiection Letter,Investigational Trial Hold,Accelerated Assessment,Application/Registration Cancellation-Withdrawal-Terminations,Anorovable Letter/NOC-c,Fast Track Designation Granted,Orohan Drug Designation Granted,Post Approval Commitment Letter,Special Protocol Assessment,Refusal to File,Advanced Therapy Granted,Breakthrough Designation Granted,Fast Track Designation Denied,Fast Track Designation Revoked,Inactivation of Application / Registration,Inspection / Warning Letter,Investigational Trial Hold Release,Orphan Drug Designation Revoked"],
  ["Content Review", "Response from Agency,Dear Health Care Professional Letter,Acceptance / Validation / Submission Filed,Agencv Information/Request/Question/Comment,Extension Request Granted,GSK Inquiry,GSK Response to Information/Request/Question/Comment,Variation/Supplement Request,Translation"],
  ["General Correspondence","Agency Update,GSK Update"],
  ["Meeting Details", "Meeting Agenda / Package,Meeting Request,Meeting Minutes / Outcomes"],
  ["Submission Receipt", "Submission Receipt"]
]

demo = gr.Interface(fn=zeroShotClassification, inputs=[gr.Textbox(label="Input"), gr.Textbox(label="Candidate Labels", value="Agency Fees and Invoices,Other Acknowledgement,Product Name Designation,Annlication/RegistrationJProcedure Number Assigned,Registration Ownership Transferred,Access to Information I Public Disclosure,First Sale Notification,Lot Release,Letter of Authorization/Access,Clinical Trial Site Information,Accelerated Assessment,Application/Registration Cancellation-Withdrawal-Terminations,Anorovable Letter/NOC-c,Fast Track Designation Granted,Not Aoorovable Letter I Reiection Letter,Orohan Drug Designation Granted,Other Decision,Post Approval Commitment Letter,Special Protocol Assessment,Refusal to File,Advanced Therapy Granted,Approval,Breakthrough Designation Granted,Breakthrough Designation Revoked,Fast Track Designation Denied,Fast Track Designation Revoked,Inactivation of Application / Registration,Inspection / Warning Letter,Investigational Trial Hold,Investigational Trial Hold Release,Orohan Drug Designation Denied,Orphan Drug Designation Revoked,Response from Agency,Dear Health Care Professional Letter,Acceptance / Validation / Submission Filed,Agencv Information/Request/Question/Comment,Extension Request Granted,GSK Inquiry,GSK Response to Information/Request/Question/Comment,Variation/Supplement Request,Translation,Agency Uodate,GSK Update,Meeting Agenda / Package,Meeting Request,Meeting Minutes / Outcomes,Submission Receipt")], outputs=gr.Label(label="Classification"), examples=examples)
demo.launch(share = True)