import json

import anyio

from secretsanta.domain import Group
from secretsanta.repo import S3Repo
from secretsanta.service import (
    CreateGroupService,
    GetGroupParticipantsService,
    GetPairService,
)
from secretsanta.settings import get_config

config = get_config()
repo = S3Repo()


def get_participants(event, _):
    group_uuid = event["pathParameters"]["group_uuid"]
    service = GetGroupParticipantsService(repo)
    participants = anyio.run(service.run, group_uuid)

    return {"statusCode": 200, "body": json.dumps(participants)}


def get_pair(event, _):
    group_uuid = event["pathParameters"]["group_uuid"]
    participant = event["pathParameters"]["participant"]
    query_params = event["queryStringParameters"] or {}
    response_type = query_params.get("type", "plain")
    service = GetPairService(repo)
    pair = anyio.run(service.run, group_uuid, participant)
    if response_type == "json":
        return {"statusCode": 200, "body": json.dumps({"pair": pair})}
    return {"statusCode": 200, "body": pair, "headers": {"Content-Type": "text/plain"}}


def create_group(event, _):
    group_uuid = event["pathParameters"]["group_uuid"]
    body = json.loads(event["body"])
    service = CreateGroupService(repo)
    participants = anyio.run(service.run, Group(uuid=group_uuid, **body))
    return {"statusCode": 200, "body": json.dumps(participants)}