From 67fbf822042613f5f54089ea13c03e05c009ee1f Mon Sep 17 00:00:00 2001
From: Aaron Ang <awz.ang@gmail.com>
Date: Fri, 17 Mar 2017 20:34:58 -0700
Subject: [PATCH] Close issues when inactive for long period of time

---
 src/github.js                  | 12 ++++++++
 src/handlers/issues/closing.js | 53 ++++++++++++++++++++++++++++++++++
 2 files changed, 65 insertions(+)
 create mode 100644 src/handlers/issues/closing.js

diff --git a/src/github.js b/src/github.js
index e90b078..6fad405 100644
--- a/src/github.js
+++ b/src/github.js
@@ -60,6 +60,7 @@ type CloseIssueParams = {
 };
 exports.closeIssue = ({ id, owner, repo }: CloseIssueParams) => {
     return got.patch(`${BASE_URI}/repos/${owner}/${repo}/issues/${id}`, {
+        headers,
         body: JSON.stringify({ state: 'closed' })
     });
 };
@@ -91,3 +92,14 @@ exports.createIssueReaction = ({ content, number, owner, repo }: IssueParams) =>
         body: JSON.stringify({ content })
     }).then(({ body }) => body);
 }
+
+type LabeledIssuesParams = {
+    labels: string;
+    owner: string;
+    repo: string;
+}
+
+exports.getLabeledIssues = ({ labels, owner, repo }: LabeledIssuesParams) => {
+    return get(`${BASE_URI}/repos/${owner}/${repo}/issues?labels=${labels}`, { json: true })
+        .then(({ body }) => body);
+}
diff --git a/src/handlers/issues/closing.js b/src/handlers/issues/closing.js
new file mode 100644
index 0000000..cf8ca87
--- /dev/null
+++ b/src/handlers/issues/closing.js
@@ -0,0 +1,53 @@
+// @flow
+
+import github from '../../github';
+import Logger from '../../logger';
+
+const { log } = new Logger('issues/closing.js');
+
+type ClosingIssuesPayload = {
+    repository: {
+        owner: { login: string; };
+        name: string;
+    }
+}
+
+const closingIssueMessage = "Closing this issue because it has been inactive for a long period of time.";
+
+const isInactive = updatedAt => {
+    const idleTime = 30 * 24 * 60 * 60 * 1000;
+    const currentDate = new Date();
+    const updateDate = new Date(updatedAt);
+    return currentDate - updateDate > idleTime;
+}
+
+export default function({ repository }: ClosingIssuesPayload) {
+    const { owner: { login: owner }, name: repo } = repository;
+
+    github.getLabeledIssues({
+        labels: encodeURIComponent("Needs Info"),
+        owner: owner,
+        repo: repo
+    }).then(issues => {
+        issues.forEach(({ pull_request, number, updated_at }) => {
+            if (!pull_request && isInactive(updated_at)) {
+                log(`Adding comment to issue #${number}`, 'verbose');
+                github.addIssueComment(
+                    number,
+                    owner,
+                    repo,
+                    closingIssueMessage
+                ).then(res => {
+                    log(`Closing issue #${number}`, 'verbose')
+                    return github.closeIssue({
+                        id: number,
+                        owner: owner,
+                        repo: repo
+                    });
+                }).catch(err => {
+                    log(`Failed closing issue ${number}. Details: ${err.message}`);
+                });
+            }
+        })
+    });
+}