Add support for adding close label (#135)

__tests__/main.test.ts

@@ -40,8 +40,10 @@ const DefaultProcessorOptions: IssueProcessorOptions = Object.freeze({
   daysBeforeStale: 1,
   daysBeforeClose: 30,
   staleIssueLabel: 'Stale',
+  closeIssueLabel: '',
   exemptIssueLabels: '',
   stalePrLabel: 'Stale',
+  closePrLabel: '',
   exemptPrLabels: '',
   onlyLabels: '',
   operationsPerRun: 100,

action.yml

@@ -22,12 +22,16 @@ inputs:
   stale-issue-label:
     description: 'The label to apply when an issue is stale.'
     default: 'Stale'
+  close-issue-label:
+    description: 'The label to apply when an issue is closed.'
   exempt-issue-labels:
     description: 'The labels to apply when an issue is exempt from being marked stale. Separate multiple labels with commas (eg. "label1,label2")'
     default: ''
   stale-pr-label:
     description: 'The label to apply when a pull request is stale.'
     default: 'Stale'
+  close-pr-label:
+    description: 'The label to apply when a pull request is closed.'
   exempt-pr-labels:
     description: 'The labels to apply when a pull request is exempt from being marked stale. Separate multiple labels with commas (eg. "label1,label2")'
     default: ''

src/IssueProcessor.ts

@@ -40,8 +40,10 @@ export interface IssueProcessorOptions {
   daysBeforeStale: number;
   daysBeforeClose: number;
   staleIssueLabel: string;
+  closeIssueLabel: string;
   exemptIssueLabels: string;
   stalePrLabel: string;
+  closePrLabel: string;
   exemptPrLabels: string;
   onlyLabels: string;
   operationsPerRun: number;
@@ -126,6 +128,9 @@ export class IssueProcessor {
       const staleLabel: string = isPr
         ? this.options.stalePrLabel
         : this.options.staleIssueLabel;
+      const closeLabel: string = isPr
+        ? this.options.closePrLabel
+        : this.options.closeIssueLabel;
       const exemptLabels = IssueProcessor.parseCommaSeparatedString(
         isPr ? this.options.exemptPrLabels : this.options.exemptIssueLabels
       );
@@ -184,7 +189,8 @@ export class IssueProcessor {
           issue,
           issueType,
           staleLabel,
-          closeMessage
+          closeMessage,
+          closeLabel
         );
       }
     }
@@ -203,7 +209,8 @@ export class IssueProcessor {
     issue: Issue,
     issueType: string,
     staleLabel: string,
-    closeMessage?: string
+    closeMessage?: string,
+    closeLabel?: string
   ) {
     const markedStaleOn: string =
       (await this.getLabelCreationDate(issue, staleLabel)) || issue.updated_at;
@@ -240,7 +247,7 @@ export class IssueProcessor {
       core.info(
         `Closing ${issueType} because it was last updated on ${issue.updated_at}`
       );
-      await this.closeIssue(issue, closeMessage);
+      await this.closeIssue(issue, closeMessage, closeLabel);
     } else {
       core.info(
         `Stale ${issueType} is not old enough to close yet (hasComments? ${issueHasComments}, hasUpdate? ${issueHasUpdate}`
@@ -370,7 +377,11 @@ export class IssueProcessor {
   }
 
   // Close an issue based on staleness
-  private async closeIssue(issue: Issue, closeMessage?: string): Promise<void> {
+  private async closeIssue(
+    issue: Issue,
+    closeMessage?: string,
+    closeLabel?: string
+  ): Promise<void> {
     core.info(
       `Closing issue #${issue.number} - ${issue.title} for being stale`
     );
@@ -396,6 +407,19 @@ export class IssueProcessor {
       }
     }
 
+    if (closeLabel) {
+      try {
+        await this.client.issues.addLabels({
+          owner: context.repo.owner,
+          repo: context.repo.repo,
+          issue_number: issue.number,
+          labels: [closeLabel]
+        });
+      } catch (error) {
+        core.error(`Error adding a label: ${error.message}`);
+      }
+    }
+
     try {
       await this.client.issues.update({
         owner: context.repo.owner,

src/main.ts

@@ -27,8 +27,10 @@ function getAndValidateArgs(): IssueProcessorOptions {
       core.getInput('days-before-close', {required: true})
     ),
     staleIssueLabel: core.getInput('stale-issue-label', {required: true}),
+    closeIssueLabel: core.getInput('close-issue-label'),
     exemptIssueLabels: core.getInput('exempt-issue-labels'),
     stalePrLabel: core.getInput('stale-pr-label', {required: true}),
+    closePrLabel: core.getInput('close-pr-label'),
     exemptPrLabels: core.getInput('exempt-pr-labels'),
     onlyLabels: core.getInput('only-labels'),
     operationsPerRun: parseInt(