import asyncio
import didkit
import json
from jinja2 import Environment, FileSystemLoader, select_autoescape
import idhub_ssikit

jwk_issuer = didkit.generate_ed25519_key()
jwk_subject = didkit.generate_ed25519_key()

did_issuer = didkit.key_to_did("key", jwk_issuer)
did_subject = didkit.key_to_did("key", jwk_subject)


env = Environment(
    loader=FileSystemLoader("vc_templates"),
    autoescape=select_autoescape()
)
unsigned_vc_template = env.get_template("member-credential.json")
data = {
    "vc_id": "http://example.org/credentials/3731",
    "issuer_did": did_issuer,
    "subject_did": did_subject,
    "issuance_date": "2020-08-19T21:41:50Z",
    "subject_is_member_of": "Pangea"
}
signed_credential = idhub_ssikit.render_and_sign_credential(
    unsigned_vc_template,
    jwk_issuer,
    data
)

print(signed_credential)