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import config from '@/config/index.js';
import define from '../../define.js';
import { Instances } from '@/models/index.js';
import { fetchMeta } from '@/misc/fetch-meta.js';
export const meta = {
tags: ['federation'],
requireCredential: false,
res: {
type: 'array',
optional: false, nullable: false,
items: {
type: 'object',
optional: false, nullable: false,
ref: 'FederationInstance',
},
},
} as const;
export const paramDef = {
type: 'object',
properties: {
host: { type: 'string', nullable: true, description: 'Omit or use `null` to not filter by host.' },
blocked: { type: 'boolean', nullable: true },
notResponding: { type: 'boolean', nullable: true },
suspended: { type: 'boolean', nullable: true },
federating: { type: 'boolean', nullable: true },
subscribing: { type: 'boolean', nullable: true },
publishing: { type: 'boolean', nullable: true },
limit: { type: 'integer', minimum: 1, maximum: 100, default: 30 },
offset: { type: 'integer', default: 0 },
sort: { type: 'string' },
},
required: [],
} as const;
// eslint-disable-next-line import/no-default-export
export default define(meta, paramDef, async (ps, me) => {
const query = Instances.createQueryBuilder('instance');
switch (ps.sort) {
case '+pubSub': query.orderBy('instance.followingCount', 'DESC').orderBy('instance.followersCount', 'DESC'); break;
case '-pubSub': query.orderBy('instance.followingCount', 'ASC').orderBy('instance.followersCount', 'ASC'); break;
case '+notes': query.orderBy('instance.notesCount', 'DESC'); break;
case '-notes': query.orderBy('instance.notesCount', 'ASC'); break;
case '+users': query.orderBy('instance.usersCount', 'DESC'); break;
case '-users': query.orderBy('instance.usersCount', 'ASC'); break;
case '+following': query.orderBy('instance.followingCount', 'DESC'); break;
case '-following': query.orderBy('instance.followingCount', 'ASC'); break;
case '+followers': query.orderBy('instance.followersCount', 'DESC'); break;
case '-followers': query.orderBy('instance.followersCount', 'ASC'); break;
case '+caughtAt': query.orderBy('instance.caughtAt', 'DESC'); break;
case '-caughtAt': query.orderBy('instance.caughtAt', 'ASC'); break;
case '+lastCommunicatedAt': query.orderBy('instance.lastCommunicatedAt', 'DESC'); break;
case '-lastCommunicatedAt': query.orderBy('instance.lastCommunicatedAt', 'ASC'); break;
default: query.orderBy('instance.id', 'DESC'); break;
}
if (typeof ps.blocked === 'boolean') {
const meta = await fetchMeta(true);
if (ps.blocked) {
query.andWhere('instance.host IN (:...blocks)', { blocks: meta.blockedHosts });
} else {
query.andWhere('instance.host NOT IN (:...blocks)', { blocks: meta.blockedHosts });
}
}
if (typeof ps.notResponding === 'boolean') {
if (ps.notResponding) {
query.andWhere('instance.isNotResponding = TRUE');
} else {
query.andWhere('instance.isNotResponding = FALSE');
}
}
if (typeof ps.suspended === 'boolean') {
if (ps.suspended) {
query.andWhere('instance.isSuspended = TRUE');
} else {
query.andWhere('instance.isSuspended = FALSE');
}
}
if (typeof ps.federating === 'boolean') {
if (ps.federating) {
query.andWhere('((instance.followingCount > 0) OR (instance.followersCount > 0))');
} else {
query.andWhere('((instance.followingCount = 0) AND (instance.followersCount = 0))');
}
}
if (typeof ps.subscribing === 'boolean') {
if (ps.subscribing) {
query.andWhere('instance.followersCount > 0');
} else {
query.andWhere('instance.followersCount = 0');
}
}
if (typeof ps.publishing === 'boolean') {
if (ps.publishing) {
query.andWhere('instance.followingCount > 0');
} else {
query.andWhere('instance.followingCount = 0');
}
}
if (ps.host) {
query.andWhere('instance.host like :host', { host: '%' + ps.host.toLowerCase() + '%' });
}
const instances = await query.take(ps.limit).skip(ps.offset).getMany();
return await Instances.packMany(instances);
});
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