// Copyright 2024 Google LLC

//

// Licensed under the Apache License, Version 2.0 (the "License");

// you may not use this file except in compliance with the License.

// You may obtain a copy of the License at

//

// http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software

// distributed under the License is distributed on an "AS IS" BASIS,

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

// See the License for the specific language governing permissions and

// limitations under the License.

const fs = require('fs');

const yaml = require('js-yaml');

const TEMPLATE_FILE_PATH = '../ISSUE_TEMPLATE/bug_report.yml'

async function closeIssue(github, owner, repo, number) {

await github.rest.issues.createComment({

owner: owner,

repo: repo,

issue_number: number,

body: "Issue was opened with an invalid reproduction link. Please make sure the repository is a valid, publicly-accessible github repository, and make sure the url is complete (example: https://github.com/googleapis/google-cloud-node)"

});

await github.rest.issues.update({

owner: owner,

repo: repo,

issue_number: number,

state: "closed"

});

}

module.exports = async ({ github, context }) => {

const owner = context.repo.owner;

const repo = context.repo.repo;

const number = context.issue.number;

const issue = await github.rest.issues.get({

owner: owner,

repo: repo,

issue_number: number,

});

const yamlData = fs.readFileSync(TEMPLATE_FILE_PATH, 'utf8');

const obj = yaml.load(yamlData);

const linkMatchingText = obj.body.find(x => {return x.type === 'input' && x.validations.required === true && x.attributes.label.includes('link')});

const isBugTemplate = issue.data.body.includes(linkMatchingText);

if (isBugTemplate) {

console.log(`Issue ${number} is a bug template`)

try {

const text = issue.data.body;

const match = text.match(new RegExp(linkMatchingText));

if (match) {

const nextLineIndex = text.indexOf('http', match.index);

const link = text.substring(nextLineIndex, text.indexOf('\n', nextLineIndex));

console.log(`Issue ${number} contains this link: ${link}`);

const isValidLink = (await fetch(link)).ok;

console.log(`Issue ${number} has a ${isValidLink ? "valid" : "invalid"} link`)

if (!isValidLink) {

await closeIssue(github, owner, repo, number);

}

}

} catch (err) {

await closeIssue(github, owner, repo, number);

}

}

};