fixed-an-action (#20)

Reworked the action to include an pass for the 409 error.

Reviewed-on: #20
Co-authored-by: Philipp Horstenkamp <philipp@horstenkamp.de>
Co-committed-by: Philipp Horstenkamp <philipp@horstenkamp.de>

index.js

@@ -2,8 +2,6 @@ const core = require("@actions/core");
 
 async function getAndPostPullRequests() {
   try {
-    core.info("Starting the action...");
-
     // Retrieve inputs and token
     const baseUrl = core.getInput("base_url") || "https://git.horstenkamp.eu";
     const owner = core.getInput("owner") || process.env.GITHUB_REPOSITORY_OWNER;
@@ -36,11 +34,11 @@ async function getAndPostPullRequests() {
     // Prepare POST data
     const postData = {
       title: title,
-      body: body,
+      body: body ? body : undefined,
       head: branch,
       base: base_branch,
-      assignees: assigneesInput ? assigneesInput.split(",") : [],
-      reviewers: reviewersInput ? reviewersInput.split(",") : [],
+      assignees: assigneesInput ? assigneesInput.split(",") : undefined,
+      reviewers: reviewersInput ? reviewersInput.split(",") : undefined,
       due_date: dueDate || undefined,
       milestone: milestone ? parseInt(milestone, 10) : 0,
     };
@@ -53,7 +51,10 @@ async function getAndPostPullRequests() {
       headers,
       body: JSON.stringify(postData),
     });
-
+    if (postResponse.status === 409) {
+      core.warning("PR between the branches already exists.");
+      return;
+    }
     if (!postResponse.ok) {
       throw new Error(
         `HTTP error! status on creating a new PR: ${postResponse.status}`,