from typing import List

from apollo_delphi_events.config import OUTPUT_DT_FORMAT, TTL
from apollo_delphi_events.constants import EVENT_TYPE_TO_OUTPUT_CODE


def format_output_event(event: dict) -> dict:
    output_event = {
        "external_id": str(event["id"]),
        "code": EVENT_TYPE_TO_OUTPUT_CODE[event["meta"].pop("event_type")],
        "ttl": TTL,
        "meta": event.pop("meta"),
        "data": event.pop("data"),
    }
    output_event["meta"].pop("type", None)
    output_event["meta"].pop("domain", None)
    output_event["data"]["current_event_dt"] = event["created_at"].strftime(OUTPUT_DT_FORMAT)
    output_event["data"]["content"]["playlist"]["last_updated_at"] = output_event["data"]["content"]["playlist"][
        "last_updated_at"
    ].strftime(OUTPUT_DT_FORMAT)
    return output_event


def format_output(events: List[dict], public: bool = True, unique_key: str = None, unique_mode: str = None) -> dict:
    output = {"public": public, "data": [format_output_event(e) for e in events]}
    if unique_mode:  # to provide uniqueness within the created events on server-side: Delphi can send duplicates
        output.update({"unique_mode": unique_mode, "unique_key": unique_key})
    return output