setup repo action on template creation

Author: abose

.github/workflows/setupRepository.cjs

@@ -0,0 +1,67 @@
+/*
+Mainly used to setup repository default pacakge.json contents.
+You may delete this file after repo creation if not already deleted by the template setup scripts.
+*/
+
+const fs = require('fs');
+let github, context, org, repoName;
+// Include fs module
+  
+function _isValidRepoInitEvent(){
+    // create event is triggered whenever a new branch is created in the repo. so we do a hack that if the master branch
+    // of the repo is created, we consider it as repo creation as master branch is created only on repo create. This
+    // should work all the time on create from template and most of the time on external creation.
+    if(context.eventName !== 'create'){
+        return false;
+    }
+    if(!context.ref.endsWith(`/${context.payload.master_branch}`)){
+        return false;
+    }
+    return true;
+}
+
+function setupPackageJSON() {
+    let data = JSON.parse(fs.readFileSync('./package.json', {encoding:'utf8', flag:'r'}));
+    data.name = `gh-${org}-${repoName}`;
+    data.description = context.payload.repository.description || "A simple phcode.dev extension/theme.";
+    data.title = repoName;
+    data.license = context.payload.repository.license && context.payload.repository.license.name || "unknown";
+    data.author = `${context.payload.repository.owner.login}`;
+    data.homepage = context.payload.repository.html_url;
+    data.version = "0.0.1";
+  
+    fs.writeFileSync('./package.json', JSON.stringify(data, null, 4));
+    console.log("package.json file written successfully\n", data);
+}
+
+async function verifyRepoIsPublic() {
+    if(!context.payload.repository.private){
+        console.log("Repository is public, all good.");
+        return;
+    }
+    console.log("Repository must be public to publish",
+    `Repository must be public to publish the extension to the extension store.\n
+    If you want to create a private source extension, create another public repo just to create releases an publich the extension without making the source code public.`
+    );
+}
+
+async function initRepo(details){
+    github = details.github;
+    context = details.context;
+    org = details.org;
+    repoName = details.repoName;
+    console.log("github: ", JSON.stringify(github, null, 4));
+    console.log("context: ", JSON.stringify(context, null, 4));
+    if(!_isValidRepoInitEvent()){
+        console.log("Not a valid repo creation event. This task is only meant to be executed at repo creation. Exiting!");
+        return;
+    }
+    setupPackageJSON();
+    verifyRepoIsPublic();
+    
+    // cleanup
+    fs.unlinkSync('./.github/workflows/setupRepository.cjs');
+    fs.unlinkSync('./.github/workflows/setupRepository.yml');
+}
+
+module.exports.initRepo = initRepo;

.github/workflows/setupRepository.yml

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+name: Setup and Init repository after create from template.
+# only to be run once. You may delete this file after the repo is created from template
+
+on:
+  create:
+
+jobs:
+  setup_repository:
+    runs-on: ubuntu-latest
+    permissions:
+      # Give the default GITHUB_TOKEN write permission to commit and push the
+      # added or changed files to the repository.
+      contents: write
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/github-script@v6
+        with:
+          script: |
+            console.log("Setting up the repository", context);
+            const org = context.payload.repository.owner.login;
+            const repoName = context.payload.repository.name;
+            const setupScript = require('.github/workflows/setupRepository.cjs');
+            setupScript.initRepo({github, context, org, repoName});
+      - uses: stefanzweifel/git-auto-commit-action@v4