/
publications.ts
89 lines (77 loc) · 1.83 KB
/
publications.ts
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import { User, Message, Chat } from './models';
import { Users } from './collections/users';
import { Messages } from './collections/messages';
import { Chats } from './collections/chats';
import { Pictures } from './collections/pictures';
Meteor.publishComposite('users', function(
pattern: string
): PublishCompositeConfig<User> {
if (!this.userId) {
return;
}
let selector = {};
if (pattern) {
selector = {
'profile.name': { $regex: pattern, $options: 'i' }
};
}
return {
find: () => {
return Users.collection.find(selector, {
fields: { profile: 1 },
limit: 15
});
}
};
});
Meteor.publish('messages', function(
chatId: string,
messagesBatchCounter: number): Mongo.Cursor<Message> {
if (!this.userId || !chatId) {
return;
}
return Messages.collection.find({
chatId
}, {
sort: { createdAt: -1 },
limit: 30 * messagesBatchCounter
});
});
Meteor.publishComposite('chats', function(): PublishCompositeConfig<Chat> {
if (!this.userId) {
return;
}
return {
find: () => {
return Chats.collection.find({ memberIds: this.userId });
},
children: [
<PublishCompositeConfig1<Chat, Message>> {
find: (chat) => {
return Messages.collection.find({ chatId: chat._id }, {
sort: { createdAt: -1 },
limit: 1
});
}
},
<PublishCompositeConfig1<Chat, User>> {
find: (chat) => {
return Users.collection.find({
_id: { $in: chat.memberIds }
}, {
fields: { profile: 1 }
});
}
}
]
};
});
Meteor.publish('user', function () {
if (!this.userId) {
return;
}
const profile = Users.findOne(this.userId).profile || {};
return Pictures.collection.find({
_id: profile.pictureId
});
});