// provides the Post model for handling posts

'use strict';

const CodeStreamModel = require(process.env.CSSVC_BACKEND_ROOT + '/api_server/lib/models/codestream_model');

const CodeStreamModelValidator = require(process.env.CSSVC_BACKEND_ROOT + '/api_server/lib/models/codestream_model_validator');

const PostAttributes = require('./post_attributes');

class Post extends CodeStreamModel {

getValidator () {

return new CodeStreamModelValidator(PostAttributes);

}

// right before the post is saved...

async preSave (options) {

// ensure referencing IDs are lower-cased

this.lowerCase('teamId');

this.lowerCase('repoId');

this.lowerCase('streamId');

this.lowerCase('parentPostId');

this.lowerCase('commitHashWhenPosted');

this.lowerCase('markerIds');

this.lowerCase('codemarkIds');

// ensure mentionedUserIds array is sorted

if (this.attributes.mentionedUserIds instanceof Array) {

this.attributes.mentionedUserIds.sort();

}

this.lowerCase('mentionedUserIds');

await super.preSave(options);

}

// does this post mention the current user?

mentionsUser (user) {

const mentionedUserIds = this.get('mentionedUserIds') || [];

return mentionedUserIds.includes(user.id);

}

// get the emote for this post, if it starts with /me (basically the rest of the post)

getEmote () {

const text = this.get('text') || '';

const match = text.match(/^\/me\s+(.*)/);

return match && match.length > 1 && match[1];

}

}

module.exports = Post;