mirror of
https://github.com/vector-im/element-web.git
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Move functions around, remove redundancies, add docs
This commit is contained in:
lukebarnard
parent
9574a0b663
commit
3ba9f50873
@ -69,57 +69,44 @@ module.exports = React.createClass({
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return this._renderCommaSeparatedList(users, this.props.summaryLength);
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},
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// Test whether the first n items repeat for the duration
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// e.g. [1,2,3,4,1,2,3] would resolve true for n = 4
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_isRepeatedSequence: function(transitions, n) {
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let count = 0;
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for (let i = 0; i < transitions.length; i++) {
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if (transitions[i % n] !== transitions[i]) {
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_renderSummary: function(eventAggregates, orderedTransitionSequences) {
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let summaries = orderedTransitionSequences.map((transitions) => {
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let nameList = this._renderNameList(eventAggregates[transitions]);
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let plural = eventAggregates[transitions].length > 1;
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let splitTransitions = transitions.split(',');
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// Some pairs of transitions are common and are repeated a lot, so canonicalise them into "pair" transitions
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let canonicalTransitions = this._getCanonicalTransitions(splitTransitions);
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// Remove consecutive repetitions of the same transition (like 5 consecutive 'join_and_leave's)
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let truncatedTransitions = this._getTruncatedTransitions(canonicalTransitions);
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let descs = truncatedTransitions.map((t) => {
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return this._getDescriptionForTransition(t.transitionType, plural, t.repeats);
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});
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let desc = this._renderCommaSeparatedList(descs);
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return nameList + " " + desc;
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});
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if (!summaries) {
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return null;
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}
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}
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return true;
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return (
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<span>
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{summaries.join(", ")}
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</span>
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);
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},
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_renderCommaSeparatedList(items, itemLimit) {
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const remaining = itemLimit === undefined ? 0 : Math.max(items.length - itemLimit, 0);
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if (items.length === 0) {
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return "";
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} else if (items.length === 1) {
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return items[0];
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} else if (remaining) {
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items = items.slice(0, itemLimit);
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const other = " other" + (remaining > 1 ? "s" : "");
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return items.join(', ') + ' and ' + remaining + other;
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} else {
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let last = items.pop();
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return items.join(', ') + ' and ' + last;
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}
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},
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_getDescriptionForTransition(t, plural, repeats) {
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let beConjugated = plural ? "were" : "was";
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let invitation = "their invitation" + (plural || (repeats > 1) ? "s" : "");
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let res = null;
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let map = {
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"joined": "joined",
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"left": "left",
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"joined_and_left": "joined and left",
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"left_and_joined": "left and rejoined",
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"invite_reject": "rejected " + invitation,
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"invite_withdrawal": "had " + invitation + " withdrawn",
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"invited": beConjugated + " invited",
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"banned": beConjugated + " banned",
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"unbanned": beConjugated + " unbanned",
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"kicked": beConjugated + " kicked",
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};
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if (Object.keys(map).includes(t)) {
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res = map[t] + (repeats > 1 ? " " + repeats + " times" : "" );
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_renderNameList: function(users) {
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if (users.length === 0) {
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return null;
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}
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return res;
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return this._renderCommaSeparatedList(users, this.props.summaryLength);
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},
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_getCanonicalTransitions: function(transitions) {
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@ -174,39 +161,53 @@ module.exports = React.createClass({
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return res;
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},
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_renderSummary: function(eventAggregates, orderedTransitionSequences) {
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let summaries = orderedTransitionSequences.map((transitions) => {
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let nameList = this._renderNameList(eventAggregates[transitions]);
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let plural = eventAggregates[transitions].length > 1;
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/**
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* For a certain transition, t, describe what happened to the users that
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* underwent the transition.
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* @param {string} t the transition type
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* @param {boolean} plural whether there were multiple users undergoing the same transition
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* @param {number} repeats the number of times the transition was repeated in a row
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* @returns {string} the spoken English equivalent of the transition
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*/
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_getDescriptionForTransition(t, plural, repeats) {
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let beConjugated = plural ? "were" : "was";
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let invitation = "their invitation" + (plural || (repeats > 1) ? "s" : "");
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let repeats = 1;
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let repeatExtra = 0;
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let res = null;
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let map = {
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"joined": "joined",
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"left": "left",
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"joined_and_left": "joined and left",
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"left_and_joined": "left and rejoined",
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"invite_reject": "rejected " + invitation,
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"invite_withdrawal": "had " + invitation + " withdrawn",
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"invited": beConjugated + " invited",
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"banned": beConjugated + " banned",
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"unbanned": beConjugated + " unbanned",
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"kicked": beConjugated + " kicked",
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};
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let splitTransitions = transitions.split(',');
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// Some pairs of transitions are common and are repeated a lot, so canonicalise them into "pair" transitions
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let canonicalTransitions = this._getCanonicalTransitions(splitTransitions);
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// Remove consecutive repetitions of the same transition (like 5 consecutive 'join_and_leave's)
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let truncatedTransitions = this._getTruncatedTransitions(canonicalTransitions);
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let descs = truncatedTransitions.map((t) => {
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return this._getDescriptionForTransition(t.transitionType, plural, t.repeats);
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});
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let desc = this._renderCommaSeparatedList(descs);
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return nameList + " " + desc;
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});
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if (!summaries) {
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return null;
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if (Object.keys(map).includes(t)) {
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res = map[t] + (repeats > 1 ? " " + repeats + " times" : "" );
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}
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return (
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<span>
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{summaries.join(", ")}
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</span>
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);
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return res;
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},
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_renderCommaSeparatedList(items, itemLimit) {
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const remaining = itemLimit === undefined ? 0 : Math.max(items.length - itemLimit, 0);
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if (items.length === 0) {
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return "";
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} else if (items.length === 1) {
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return items[0];
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} else if (remaining) {
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items = items.slice(0, itemLimit);
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const other = " other" + (remaining > 1 ? "s" : "");
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return items.join(', ') + ' and ' + remaining + other;
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} else {
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let last = items.pop();
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return items.join(', ') + ' and ' + last;
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}
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},
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_renderAvatars: function(roomMembers) {
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@ -223,6 +224,10 @@ module.exports = React.createClass({
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);
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},
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_getTransitionSequence: function(events) {
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return events.map(this._getTransition);
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},
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_getTransition: function(e) {
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switch (e.mxEvent.getContent().membership) {
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case 'invite': return 'invited';
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@ -245,10 +250,6 @@ module.exports = React.createClass({
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}
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},
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_getTransitionSequence: function(events) {
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return events.map(this._getTransition);
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},
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render: function() {
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let eventsToRender = this.props.events;
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let fewEvents = eventsToRender.length < this.props.threshold;
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@ -6,7 +6,7 @@ const sdk = require('matrix-react-sdk');
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const MemberEventListSummary = sdk.getComponent('views.elements.MemberEventListSummary');
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const testUtils = require('../../../test-utils');
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describe.only('MemberEventListSummary', function() {
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describe('MemberEventListSummary', function() {
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let sandbox;
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let parentDiv;
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