import os
import requests

# Upload a file directly to a knowledge base
knowledge_base_id = "your-knowledge-base-id"
api_key = os.getenv("OPPER_API_KEY")

# Simple upload with just the file
with open("document.pdf", "rb") as f:
    response = requests.post(
        f"https://api.opper.ai/v2/knowledge/{knowledge_base_id}/upload",
        headers={"Authorization": f"Bearer {api_key}"},
        files={"file": ("document.pdf", f, "application/pdf")},
    )

print(response.json())
# {"id": "...", "key": "...", "original_filename": "document.pdf", "document_id": 123, "metadata": {}}

# Upload with metadata and custom chunk settings
with open("contract.pdf", "rb") as f:
    response = requests.post(
        f"https://api.opper.ai/v2/knowledge/{knowledge_base_id}/upload",
        headers={"Authorization": f"Bearer {api_key}"},
        files={"file": ("contract.pdf", f, "application/pdf")},
        data={
            "text_processing.chunk_size": 1000,
            "text_processing.chunk_overlap": 100,
            "metadata": '{"category": "legal", "client": "acme"}',
        },
    )

print(response.json())

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "key": "<string>",
  "original_filename": "<string>",
  "document_id": 123,
  "metadata": {}
}