import os
import openai
import random

import embedder

from dotenv import load_dotenv

load_dotenv()

async def respond(interaction, prompt):
    partial_message = await interaction.send('‎') # send an empty message
    message = await partial_message.fetch() # gets the message that was send

    openai.api_base = os.getenv('OPENAI_BASE')
    openai.api_key = os.getenv('OPENAI_KEY')

    model = os.getenv('OPENAI_MODEL')

    async with interaction.channel.typing(): # show the "Typing..."
        try:
            completion = openai.ChatCompletion.create(
                model=model,
                messages=[
                    {'role': 'system', 'content': f"""You are a helpful Discord AI bot called "Nova". You're based on NovaAI\'s {model} model.
You were developed by *NovaAI* (website: https://nova-oss.com) in 2023, but your knowledge is limited to mid-2021.
Respond using Markdown. Keep things simple and short and directly do what the user says without any fluff.
Have cool humour and be friendly. Precicesly follow the instructions of the user.
For programming code, always make use formatted code blocks like this:
```py
    print("Hello")
```"""},
                    {'role': 'user', 'content': prompt}
                ],
                temperature=0.6,
                stream=True,
                max_tokens=1000
            )
        except Exception as exc:
            await embedder.error(interaction, 'Could not generate an AI response.', ephemeral=True)
            raise exc

        text = f"""### {interaction.user.mention}:
{prompt}

### NovaAI [`{model}`]:
"""

        for event in completion: # loop through word generation in real time
            try:
                new_text = event['choices'][0]['delta']['content'] # newly generated word
            except KeyError:
                if not event['choices'][0].get('text'):
                    continue

                if '[DONE]' in event['choices'][0]['text']:
                    break

            text += new_text

            if text and random.randint(0, 100) < 20:
                await message.edit(content=text)

        if text:
            await message.edit(content=text)

    await message.add_reaction('✅')