from typing import Iterable

import click
from arrow import Arrow

from mobilizon_reshare.event.event import EventPublicationStatus
from mobilizon_reshare.event.event import MobilizonEvent
from mobilizon_reshare.event.event_selection_strategies import select_unpublished_events
from mobilizon_reshare.storage.query.read import (
    get_published_events,
    events_with_status,
    get_all_events,
    events_without_publications,
)

status_to_color = {
    EventPublicationStatus.COMPLETED: "green",
    EventPublicationStatus.FAILED: "red",
    EventPublicationStatus.PARTIAL: "yellow",
    EventPublicationStatus.WAITING: "white",
}


def show_events(events: Iterable[MobilizonEvent]):
    click.echo_via_pager("\n".join(map(pretty, events)))


def pretty(event: MobilizonEvent):
    return (
        f"{event.name}|{click.style(event.status.name, fg=status_to_color[event.status])}"
        f"|{event.mobilizon_id}|{event.begin_datetime.isoformat()}->{event.end_datetime.isoformat()}"
    )


async def inspect_unpublished_events(frm: Arrow = None, to: Arrow = None):
    return select_unpublished_events(
        list(await get_published_events(from_date=frm, to_date=to)),
        list(await events_without_publications(from_date=frm, to_date=to)),
    )


async def inspect_events(
    status: EventPublicationStatus = None, frm: Arrow = None, to: Arrow = None
):
    if status is None:
        events = await get_all_events(from_date=frm, to_date=to)
    elif status == EventPublicationStatus.WAITING:
        events = await inspect_unpublished_events(frm=frm, to=to)
    else:
        events = await events_with_status([status], from_date=frm, to_date=to)

    if events:
        show_events(events)
    else:
        click.echo(f"No event found with status: {status}")