import { publishMainStream } from "../../stream.js";
import { renderActivity } from "../../../remote/activitypub/renderer/index.js";
import renderFollow from "../../../remote/activitypub/renderer/follow.js";
import { deliver } from "../../../queue/index.js";
import { Blockings, FollowRequests, Users } from "../../../models/index.js";
import { genId } from "../../../misc/gen-id.js";
import { createNotification } from "../../create-notification.js";
import config from "../../../config/index.js";
export default async function(follower, followee, requestId) {
    if (follower.id === followee.id) return;
    // check blocking
    const [blocking, blocked] = await Promise.all([
        Blockings.findOneBy({
            blockerId: follower.id,
            blockeeId: followee.id
        }),
        Blockings.findOneBy({
            blockerId: followee.id,
            blockeeId: follower.id
        })
    ]);
    if (blocking) throw new Error("blocking");
    if (blocked) throw new Error("blocked");
    const followRequest = await FollowRequests.insert({
        id: genId(),
        createdAt: new Date(),
        followerId: follower.id,
        followeeId: followee.id,
        requestId,
        // 非正規化
        followerHost: follower.host,
        followerInbox: Users.isRemoteUser(follower) ? follower.inbox : undefined,
        followerSharedInbox: Users.isRemoteUser(follower) ? follower.sharedInbox : undefined,
        followeeHost: followee.host,
        followeeInbox: Users.isRemoteUser(followee) ? followee.inbox : undefined,
        followeeSharedInbox: Users.isRemoteUser(followee) ? followee.sharedInbox : undefined
    }).then((x)=>FollowRequests.findOneByOrFail(x.identifiers[0]));
    // Publish receiveRequest event
    if (Users.isLocalUser(followee)) {
        Users.pack(follower.id, followee).then((packed)=>publishMainStream(followee.id, "receiveFollowRequest", packed));
        Users.pack(followee.id, followee, {
            detail: true
        }).then((packed)=>publishMainStream(followee.id, "meUpdated", packed));
        // 通知を作成
        createNotification(followee.id, "receiveFollowRequest", {
            notifierId: follower.id,
            followRequestId: followRequest.id
        });
    }
    if (Users.isLocalUser(follower) && Users.isRemoteUser(followee)) {
        const content = renderActivity(renderFollow(follower, followee, requestId ?? `${config.url}/follows/${followRequest.id}`));
        deliver(follower, content, followee.inbox);
    }
}