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import React from 'dom-chef';
import cache from 'webext-storage-cache';
import select from 'select-dom';
import TagIcon from 'octicon/tag.svg';
import * as pageDetect from 'github-url-detection';
import features from '../libs/features';
import * as api from '../libs/api';
import {getOwnerAndRepo, getRepoURL, getRepoGQL} from '../libs/utils';
interface CommitTags {
[name: string]: string[];
}
type BaseTarget = {
commitResourcePath: string;
};
type TagTarget = {
tagger: {
date: Date;
};
} & BaseTarget;
type CommitTarget = {
committedDate: Date;
} & BaseTarget;
type CommonTarget = TagTarget | CommitTarget;
interface TagNode {
name: string;
target: CommonTarget;
}
const {ownerName, repoName} = getOwnerAndRepo();
const cacheKey = `tags:${ownerName!}/${repoName!}`;
function mergeTags(oldTags: CommitTags, newTags: CommitTags): CommitTags {
const result: CommitTags = {...oldTags};
for (const commit in newTags) {
if (result[commit]) {
result[commit] = [...new Set(result[commit].concat(newTags[commit]))];
} else {
result[commit] = newTags[commit];
}
}
return result;
}
function isTagTarget(target: CommonTarget): target is TagTarget {
return 'tagger' in target;
}
async function getTags(lastCommit: string, after?: string): Promise<CommitTags> {
const {repository} = await api.v4(`
repository(${getRepoGQL()}) {
refs(
first: 100,
refPrefix: "refs/tags/",
orderBy: {
field: TAG_COMMIT_DATE,
direction: DESC
}
${after ? `, after: "${after}"` : ''}
) {
pageInfo {
hasNextPage
endCursor
}
nodes {
name
target {
commitResourcePath
... on Tag {
tagger {
date
}
}
... on Commit {
committedDate
}
}
}
}
object(expression: "${lastCommit}") {
... on Commit {
committedDate
}
}
}
`);
const {nodes}: {nodes: TagNode[]} = repository.refs;
let tags = nodes.reduce((tags: CommitTags, node: TagNode) => {
const commit = node.target.commitResourcePath.split('/')[4];
const {name} = node;
if (!tags[commit]) {
tags[commit] = [];
}
tags[commit].push(name);
return tags;
}, {});
// If there are no tags in the repository
if (nodes.length === 0) {
return tags;
}
const lastTag = nodes[nodes.length - 1].target;
const lastTagIsYounger = new Date(repository.object.committedDate) < new Date(isTagTarget(lastTag) ? lastTag.tagger.date : lastTag.committedDate);
// If the last tag is younger than last commit on the page, then not all commits are accounted for, keep looking
if (lastTagIsYounger && repository.refs.pageInfo.hasNextPage) {
tags = mergeTags(tags, await getTags(lastCommit, repository.refs.pageInfo.endCursor));
}
// There are no tags for this commit
return tags;
}
async function init(): Promise<void | false> {
const commitsOnPage = select.all('li.commit');
const lastCommitOnPage = (commitsOnPage[commitsOnPage.length - 1].dataset.channel as string).split(':')[3];
let cached = await cache.get<{[commit: string]: string[]}>(cacheKey) ?? {};
const commitsWithNoTags = [];
for (const commit of commitsOnPage) {
const targetCommit = (commit.dataset.channel as string).split(':')[3];
let targetTags = cached[targetCommit];
if (!targetTags) {
// No tags for this commit found in the cache, check in github
cached = mergeTags(cached, await getTags(lastCommitOnPage)); // eslint-disable-line no-await-in-loop
targetTags = cached[targetCommit];
}
if (!targetTags) {
// There was no tags for this commit, save that info to the cache
commitsWithNoTags.push(targetCommit);
} else if (targetTags.length > 0) {
select('.commit-meta', commit)!.append(
<div className="ml-2">
<TagIcon/>
<span className="ml-1">{targetTags.map((tags, i) => (
<>
<a href={`/${getRepoURL()}/releases/tag/${tags}`}>{tags}</a>
{(i + 1) === targetTags.length ? '' : ', '}
</>
))}
</span>
</div>
);
}
}
if (commitsWithNoTags.length > 0) {
for (const commit of commitsWithNoTags) {
cached[commit] = [];
}
}
await cache.set(cacheKey, cached, 1);
}
features.add({
id: __filebasename,
description: 'Display the corresponding tags next to commits',
screenshot: 'https://user-images.githubusercontent.com/14323370/66400400-64ba7280-e9af-11e9-8d6c-07b35afde91f.png'
}, {
include: [
pageDetect.isRepoCommitList
],
init
});
|
