Adding support for custom titles. (#18)

* Adding support for custom titles.

* Cleaning up blank lines in main.go

* Renaming approvalIssueTitle to IssueTitle in all relavent places.

* Fixing period in README

Co-authored-by: Thomas Stringer <thomas@trstringer.com>

* Remove period in action doc.

Co-authored-by: Thomas Stringer <thomas@trstringer.com>

Co-authored-by: Thomas Stringer <thomas@trstringer.com>

README.md

@@ -31,7 +31,9 @@ steps:
       secret: ${{ github.TOKEN }}
       approvers: user1,user2
       minimum-approvals: 1
+      issue-title: "Deploying v1.3.5 to prod from staging"
 ```
 
 - `approvers` is a comma-delimited list of all required approvers.
 - `minimum-approvals` is an integer that sets the minimum number of approvals required to progress the workflow. Defaults to ALL approvers.
+- `issue-title` is a string that will be appened to the title of the issue.

action.yaml

@@ -10,6 +10,9 @@ inputs:
   minimum-approvals:
     description: Minimum number of approvals to progress workflow
     required: false
+  issue-title:
+    description: The custom subtitle for the issue
+    required: false
 runs:
   using: docker
   image: docker://ghcr.io/trstringer/manual-approval:1.4.0

approval.go

@@ -19,9 +19,10 @@ type approvalEnvironment struct {
 	minimumApprovals    int
 	approvalIssue       *github.Issue
 	approvalIssueNumber int
+	issueTitle          string
 }
 
-func newApprovalEnvironment(client *github.Client, repoFullName, repoOwner string, runID int, approvers []string, minimumApprovals int) (*approvalEnvironment, error) {
+func newApprovalEnvironment(client *github.Client, repoFullName, repoOwner string, runID int, approvers []string, minimumApprovals int, issueTitle string) (*approvalEnvironment, error) {
 	repoOwnerAndName := strings.Split(repoFullName, "/")
 	if len(repoOwnerAndName) != 2 {
 		return nil, fmt.Errorf("repo owner and name in unexpected format: %s", repoFullName)
@@ -36,6 +37,7 @@ func newApprovalEnvironment(client *github.Client, repoFullName, repoOwner strin
 		runID:            runID,
 		approvers:        approvers,
 		minimumApprovals: minimumApprovals,
+		issueTitle:       issueTitle,
 	}, nil
 }
 
@@ -45,6 +47,11 @@ func (a approvalEnvironment) runURL() string {
 
 func (a *approvalEnvironment) createApprovalIssue(ctx context.Context) error {
 	issueTitle := fmt.Sprintf("Manual approval required for workflow run %d", a.runID)
+
+	if a.issueTitle != "" {
+		issueTitle = fmt.Sprintf("%s: %s", issueTitle, a.issueTitle)
+	}
+
 	issueBody := fmt.Sprintf(`Workflow is pending manual review.
 URL: %s
 

constants.go

@@ -11,6 +11,7 @@ const (
 	envVarToken            string = "INPUT_SECRET"
 	envVarApprovers        string = "INPUT_APPROVERS"
 	envVarMinimumApprovals string = "INPUT_MINIMUM-APPROVALS"
+	envVarIssueTitle       string = "INPUT_ISSUE-TITLE"
 )
 
 var (

main.go

@@ -137,7 +137,8 @@ func main() {
 		os.Exit(1)
 	}
 
-	apprv, err := newApprovalEnvironment(client, repoFullName, repoOwner, runID, approvers, minimumApprovals)
+	issueTitle := os.Getenv(envVarIssueTitle)
+	apprv, err := newApprovalEnvironment(client, repoFullName, repoOwner, runID, approvers, minimumApprovals, issueTitle)
 	if err != nil {
 		fmt.Printf("error creating approval environment: %v\n", err)
 		os.Exit(1)