nizika_bluesky/main.py

"""
Bluesky のニジカがいろいろする．
（近々機能ごとにファイル分けて systemd でイベント管理する予定）
"""

import io
import time
import sys
from datetime import datetime, timedelta
from typing import cast

import requests
from atproto import Client, models
from bs4 import BeautifulSoup
from requests.exceptions import Timeout

import account
import nico
from ai.talk import Talk


def check_notifications (
        client: Client,
) -> list:
    (uris, last_seen_at) = ([], client.get_current_time_iso ())

    for notification in (client.app.bsky.notification.list_notifications ()
                         .notifications):
        if not notification.is_read:
            if notification.reason in ['mention', 'reply', 'quote']:
                uris += [notification.uri]
            elif notification.reason == 'follow':
                client.follow (notification.author.did)

    client.app.bsky.notification.update_seen ({ 'seen_at': last_seen_at })

    return uris


def get_thread_contents (
        client:         Client,
        uri:            str,
        parent_height:  int,
) -> list:
    response = (client.get_post_thread (uri           = uri,
                                        parent_height = parent_height)
                .thread)
    records = []
    while response is not None:
        records += [{ 'strong_ref': models.create_strong_ref (response.post),
                      'did':        response.post.author.did,
                      'handle':     response.post.author.handle,
                      'name':       response.post.author.display_name,
                      'datetime':   response.post.record.created_at,
                      'text':       response.post.record.text,
                      'embed':      response.post.record.embed }]
        response = response.parent

    return records


def main (
) -> None:
    client = Client (base_url = 'https://bsky.social')

    client.login (account.USER_ID, account.PASSWORD)

    last_posted_at = datetime.now () - timedelta (hours = 6)
    has_got_snack_time = False
    has_taken_hot_spring = False
    watched_videos = []
    while True:
        time.sleep (60)

        now = datetime.now ()

        for uri in check_notifications (client):
            records = get_thread_contents (client, uri, 20)
            if len (records) > 0:
                answer = Talk.main ((records[0]['text']
                                     if (records[0]['embed'] is None
                                         or not hasattr (records[0]['embed'],
                                                         'images'))
                                     else [
                        { 'type': 'text', 'text': records[0]['text'] },
                        { 'type': 'image_url', 'image_url': {
                            'url': f"https://cdn.bsky.app/img/feed_fullsize/plain/{ records[0]['did'] }/{ records[0]['embed'].images[0].image.ref.link }" } }]),
                                    records[0]['name'],
                                    [*map (lambda record: {
                                               'role': ('assistant'
                                                        if (record['handle']
                                                            == account.USER_ID)
                                                        else 'user'),
                                               'content':
                                                   record['text']},
                                           reversed (records[1:]))])
                client.post (answer,
                             reply_to = models.AppBskyFeedPost.ReplyRef (
                                 parent = records[0]['strong_ref'],
                                 root   = records[-1]['strong_ref']))

        latest_deerjika = nico.get_latest_deerjika ()
        if latest_deerjika is not None:
            for datum in [e for e in [latest_deerjika]
                            if e['contentId'] not in watched_videos]:
                watched_videos += [datum['contentId']]

                uri = f"https://www.nicovideo.jp/watch/{ datum['contentId'] }"
                (title, description, thumbnail) = get_embed_info (uri)
                try:
                    upload = client.com.atproto.repo.upload_blob (
                            io.BytesIO (requests.get (thumbnail,
                                                      timeout = 60).content))
                    thumb = upload.blob
                except Timeout:
                    thumb = None

                embed_external = models.AppBskyEmbedExternal.Main (
                        external = models.AppBskyEmbedExternal.External (
                            title       = title,
                            description = description,
                            thumb       = thumb,
                            uri         = uri))
                client.post (Talk.main (f"""
ニコニコに『{ datum['title'] }』という動画がアップされました。
つけられたタグは「{ '」、「'.join (datum['tags']) }」です。
概要には次のように書かれています：
```html
{ datum['description'] }
```
このことについて、みんなに告知するとともに、ニジカちゃんの感想を教えてください。 """),
                             embed = embed_external)
                last_posted_at = now

        if now.hour == 14 and has_got_snack_time:
            has_got_snack_time = False

        if now.hour == 15 and not has_got_snack_time:
            try:
                with open ('./assets/snack-time.jpg', 'rb') as f:
                    image = models.AppBskyEmbedImages.Image (
                            alt   = ('左に喜多ちゃん、右に人面鹿のニジカが'
                                     'V字に並んでいる。'
                                     '喜多ちゃんは右手でピースサインをして'
                                     '片目をウインクしている。'
                                     'ニジカは両手を広げ、'
                                     '右手にスプーンを持って'
                                     'ポーズを取っている。'
                                     '背景には'
                                     '赤と黄色の放射線状の模様が広がり、'
                                     '下部に「おやつタイムだ!!!!」という'
                                     '日本語のテキストが表示されている。'),
                            image = client.com.atproto.repo.upload_blob (f).blob)
                client.post (Talk.main ('おやつタイムだ!!!!'),
                             embed = models.app.bsky.embed.images.Main (
                                 images = [image]))
                last_posted_at = now
            except Exception:
                pass
            has_got_snack_time = True

        if now.hour == 20 and has_taken_hot_spring:
            has_taken_hot_spring = False

        if now.hour == 21 and not has_taken_hot_spring:
            try:
                with open ('./assets/hot-spring.jpg', 'rb') as f:
                    image = models.AppBskyEmbedImages.Image (
                            alt     = ('左に喜多ちゃん、右にわさび県産滋賀県が'
                                       'V字に並んでいる。'
                                       '喜多ちゃんは右手でピースサインをして'
                                       '片目をウインクしている。'
                                       'わさび県産滋賀県はただ茫然と'
                                       '立ち尽くしている。'
                                       '背景には'
                                       '血と空の色をした放射線状の模様が広がり、'
                                       '下部に「温泉に入ろう!!!」という'
                                       '日本語のテキストが表示されている。'),
                            image   = client.com.atproto.repo.upload_blob (f).blob)
                client.post (Talk.main ('温泉に入ろう!!!'),
                             embed = models.app.bsky.embed.images.Main (
                                 images = [image]))
                last_posted_at = now
            except Exception:
                pass
            has_taken_hot_spring = True

        if now - last_posted_at >= timedelta (hours = 6):
            client.post (Talk.main ('今どうしてる?'))
            last_posted_at = now


def get_embed_info (
        url:    str
) -> tuple[str, str, str]:
    title:          str = ''
    description:    str = ''
    thumbnail:      str = ''

    try:
        res = requests.get (url, timeout = 60)
    except Timeout:
        return ('', '', '')

    if res.status_code != 200:
        return ('', '', '')

    soup = BeautifulSoup (res.text, 'html.parser')

    tmp = soup.find ('title')
    if tmp is not None:
        title = tmp.text

    tmp = soup.find ('meta', attrs = { 'name': 'description' })
    if tmp is not None and hasattr (tmp, 'get'):
        try:
            description = cast (str, tmp.get ('content'))
        except Exception:
            pass

    tmp = soup.find ('meta', attrs = { 'name': 'thumbnail' })
    if tmp is not None and hasattr (tmp, 'get'):
        try:
            thumbnail = cast (str, tmp.get ('content'))
        except Exception:
            pass

    return (title, description, thumbnail)


if __name__ == '__main__':
    main (*sys.argv[1:])