Improve the sorting applied to the sorting of autocomplete results
QueryMatcher: sort results based on the position of the query within the matching value. The closer to the beginning of the word, the higher the result apears. UserProvider: perf improvement (slice early) and refactor onUserSpoke
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2 changed files with 24 additions and 10 deletions
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@ -80,13 +80,24 @@ export default class QueryMatcher {
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if (this.options.shouldMatchWordsOnly) {
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query = query.replace(/[^\w]/g, '');
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}
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const results = _sortedUniq(_sortBy(_flatMap(this.keyMap.keys, (key) => {
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const results = [];
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this.keyMap.keys.forEach((key) => {
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let resultKey = key.toLowerCase();
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if (this.options.shouldMatchWordsOnly) {
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resultKey = resultKey.replace(/[^\w]/g, '');
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}
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return resultKey.indexOf(query) !== -1 ? this.keyMap.objectMap[key] : [];
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}), (candidate) => this.keyMap.priorityMap.get(candidate)));
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return results;
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const index = resultKey.indexOf(query);
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if (index !== -1) {
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results.push({key, index});
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}
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});
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return _sortedUniq(_flatMap(_sortBy(results, (candidate) => {
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return candidate.index;
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}).map((candidate) => {
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// return an array of objects (those given to setObjects) that have the given
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// key as a property.
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return this.keyMap.objectMap[candidate.key];
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})));
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}
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}
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@ -50,7 +50,7 @@ export default class UserProvider extends AutocompleteProvider {
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let completions = [];
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let {command, range} = this.getCurrentCommand(query, selection, force);
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if (command) {
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completions = this.matcher.match(command[0]).map(user => {
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completions = this.matcher.match(command[0]).slice(0, 4).map((user) => {
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let displayName = (user.name || user.userId || '').replace(' (IRC)', ''); // FIXME when groups are done
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let completion = displayName;
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if (range.start === 0) {
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@ -68,7 +68,7 @@ export default class UserProvider extends AutocompleteProvider {
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),
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range,
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};
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}).slice(0, 4);
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});
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}
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return completions;
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}
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@ -90,7 +90,9 @@ export default class UserProvider extends AutocompleteProvider {
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if (member.userId !== currentUserId) return true;
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});
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this.users = _sortBy(this.users, (user) => 1E20 - lastSpoken[user.userId] || 1E20);
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this.users = _sortBy(this.users, (completion) =>
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1E20 - lastSpoken[completion.user.userId] || 1E20,
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);
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this.matcher.setObjects(this.users);
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}
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@ -98,9 +100,10 @@ export default class UserProvider extends AutocompleteProvider {
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onUserSpoke(user: RoomMember) {
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if(user.userId === MatrixClientPeg.get().credentials.userId) return;
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// Probably unsafe to compare by reference here?
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_pull(this.users, user);
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this.users.splice(0, 0, user);
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this.users = this.users.splice(
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this.users.findIndex((user2) => user2.userId === user.userId), 1);
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this.users = [user, ...this.users];
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this.matcher.setObjects(this.users);
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}
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