website/client/src/mixins/groupsUtilities.js
import intersection from 'lodash/intersection';
import _ from 'lodash';
const containsAnyCi = (target, patterns) => patterns.some(el => target.match(new RegExp(el, 'i')));
const isPassedSearch = ({ name, summary, description }, search) => {
if (!search) return false;
const searchWords = _.escapeRegExp(search.trim()).split(/\s+/);
if (containsAnyCi(name, searchWords)) return true;
if (!summary) return false;
if (containsAnyCi(summary, searchWords)) return true;
if (!description) return false;
if (containsAnyCi(description, searchWords)) return true;
return false;
};
export default {
filters: {
// https://stackoverflow.com/questions/2685911/is-there-a-way-to-round-numbers-into-a-reader-friendly-format-e-g-1-1k
abbrNum: number => {
let decPlaces = 1;
decPlaces = 10 ** decPlaces;
const abbrev = ['k', 'm', 'b', 't'];
for (let i = abbrev.length - 1; i >= 0; i -= 1) {
const size = 10 ** ((i + 1) * 3);
if (size <= number) {
number = Math.floor((number * decPlaces) / size) / decPlaces; // eslint-disable-line no-param-reassign, max-len
if (number === 1000 && i < abbrev.length - 1) {
number = 1; // eslint-disable-line no-param-reassign
i += 1;
}
number += abbrev[i]; // eslint-disable-line no-param-reassign
break;
}
}
return number;
},
},
methods: {
isMemberOfGroup (user, group) {
if (group._id === this.$store.state.constants.TAVERN_ID) return true;
// If the group is a guild, just check for an intersection with the
// current user's guilds, rather than checking the members of the group.
if (group.type === 'guild') {
return user.guilds.indexOf(group._id) !== -1;
}
// Similarly, if we're dealing with the user's current party, return true.
if (group.type === 'party') {
return user.party._id === group._id;
}
return false;
},
isLeaderOfGroup (user, group) {
return user._id === group.leader || user._id === group.leader._id;
},
filterGuild (group, filters, search, user) {
let passedSearch = true;
let hasCategories = true;
let isMember = true;
let isLeader = true;
let correctSize = true;
if (group._id === this.$store.state.constants.TAVERN_ID || group._id === 'habitrpg') return false;
if (search) passedSearch = isPassedSearch(group, search);
if (filters.categories && filters.categories.length > 0) {
const intersectingCats = intersection(filters.categories, group.categorySlugs);
hasCategories = intersectingCats.length > 0;
}
const filteringRole = filters.roles && filters.roles.length > 0;
if (filteringRole && filters.roles.indexOf('member') !== -1) {
isMember = this.isMemberOfGroup(user, group);
}
if (filteringRole && filters.roles.indexOf('guild_leader') !== -1) {
isLeader = this.isLeaderOfGroup(user, group);
}
if (filters.guildSize && filters.guildSize.indexOf('gold_tier') !== -1) {
correctSize = group.memberCount >= 1000;
}
if (filters.guildSize && filters.guildSize.indexOf('silver_tier') !== -1) {
correctSize = group.memberCount >= 100 && group.memberCount < 1000;
}
if (filters.guildSize && filters.guildSize.indexOf('bronze_tier') !== -1) {
correctSize = group.memberCount < 100;
}
return passedSearch && hasCategories && isMember && isLeader && correctSize;
},
},
};