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typespec/eng/scripts

eng/scripts/create-tryit-comment.js

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1// @ts-check
2import { execSync } from "child_process";
3import https from "https";
4
5const AZP_USERID = "azure-pipelines[bot]";
6const TRY_ID_COMMENT_IDENTIFIER = "_CADL_TRYIT_COMMENT_";
7main().catch((e) => {
8 console.error(e);
9 // @ts-ignore
10 process.exit(1);
11});
12
13/**
14 * Retrieve github authentication header from the git config.
15 * MUST have `persistCredentials: true` in the checkout step.
16 */
17function getGithubAuthHeader(repo) {
18 const stdout = execSync(`git config --get http.https://github.com/${repo}.extraheader`)
19 .toString()
20 .trim();
21 const authHeader = stdout.split(": ")[1];
22 return authHeader;
23}
24
25async function main() {
26 const folderName = process.argv.length > 2 ? `/${process.argv[2]}` : "";
27 const repo = process.env["BUILD_REPOSITORY_ID"];
28 const prNumber = process.env["SYSTEM_PULLREQUEST_PULLREQUESTNUMBER"];
29 const ghAuth = getGithubAuthHeader(repo);
30
31 console.log("Looking for comments in", { repo, prNumber });
32 const data = await listComments(repo, prNumber, ghAuth);
33 const azoComments = data.filter((x) => x.user?.login === AZP_USERID);
34 console.log(`Found ${azoComments.length} comment(s) from Azure Pipelines.`);
35
36 const tryItComments = data.filter((x) => x.body.includes(TRY_ID_COMMENT_IDENTIFIER));
37 console.log(`Found ${azoComments.length} Cadl Try It comment(s)`);
38 if (tryItComments.length > 0) {
39 console.log("##vso[task.setvariable variable=SKIP_COMMENT;]true");
40 return;
41 }
42
43 const comment = [
44 `<!-- ${TRY_ID_COMMENT_IDENTIFIER} -->`,
45 `You can try these changes at https://cadlplayground.z22.web.core.windows.net${folderName}/prs/${prNumber}/`,
46 "",
47 `Check the website changes at https://cadlwebsite.z1.web.core.windows.net${folderName}/prs/${prNumber}/`,
48 ].join("\n");
49 await writeComment(repo, prNumber, comment, ghAuth);
50}
51
52async function listComments(repo, prNumber, ghAuth) {
53 const url = `https://api.github.com/repos/${repo}/issues/${prNumber}/comments?per_page=100`;
54 const result = await request("GET", url, { ghAuth });
55 return JSON.parse(result);
56}
57
58async function writeComment(repo, prNumber, comment, ghAuth) {
59 const url = `https://api.github.com/repos/${repo}/issues/${prNumber}/comments`;
60 const body = {
61 body: comment,
62 };
63 const headers = {
64 "Content-Type": "application/json",
65 };
66
67 const response = await request("POST", url, {
68 headers,
69 body: JSON.stringify(body),
70 ghAuth,
71 });
72
73 console.log("Comment created", response);
74}
75
76async function request(method, url, data) {
77 const lib = https;
78 const value = new URL(url);
79
80 const params = {
81 method,
82 host: value.host,
83 port: 443,
84 path: value.pathname,
85 headers: {
86 "User-Agent": "nodejs",
87 ...data.headers,
88 },
89 };
90
91 console.log("Params", params);
92
93 params.headers.Authorization = data.ghAuth;
94
95 return new Promise((resolve, reject) => {
96 const req = lib.request(params, (res) => {
97 const data = [];
98
99 res.on("data", (chunk) => {
100 data.push(chunk);
101 });
102
103 res.on("end", () => {
104 if (res.statusCode && (res.statusCode < 200 || res.statusCode >= 300)) {
105 return reject(
106 new Error(
107 `Status Code: ${res.statusCode}, statusMessage: ${
108 res.statusMessage
109 }, headers: ${JSON.stringify(res.headers, null, 2)}, body: ${Buffer.concat(
110 data
111 ).toString()}`
112 )
113 );
114 } else {
115 resolve(Buffer.concat(data).toString());
116 }
117 });
118 });
119
120 req.on("error", reject);
121
122 if (data.body) {
123 req.write(data.body);
124 }
125
126 req.end();
127 });
128}
129