From be004c5e02b462d7d0f39f3540bbcfce7e7ece6b Mon Sep 17 00:00:00 2001
From: Timo Hocker <t-hocker@web.de>
Date: Mon, 11 May 2020 11:33:34 +0200
Subject: [PATCH] readme template

---
 lib/Helper.ts                 |  2 ++
 lib/snippets/readme/Assets.ts | 33 +++++++++++++++++++++++++++++++++
 lib/snippets/readme/index.ts  | 33 +++++++++++++++++++++++++++++++++
 3 files changed, 68 insertions(+)
 create mode 100644 lib/snippets/readme/Assets.ts
 create mode 100644 lib/snippets/readme/index.ts

diff --git a/lib/Helper.ts b/lib/Helper.ts
index 651fb29..6f0eaa0 100644
--- a/lib/Helper.ts
+++ b/lib/Helper.ts
@@ -44,6 +44,8 @@ async function modify_json (
   const file_path = path.join (process.cwd (), json_path);
   const content = JSON.parse (await fs.readFile (file_path, 'utf-8'));
   const new_obj = await func (content);
+  if (typeof new_obj === 'undefined' || new_obj === null)
+    return;
   await fs.writeFile (file_path, JSON.stringify (new_obj, null, 2));
 }
 
diff --git a/lib/snippets/readme/Assets.ts b/lib/snippets/readme/Assets.ts
new file mode 100644
index 0000000..ff1e03b
--- /dev/null
+++ b/lib/snippets/readme/Assets.ts
@@ -0,0 +1,33 @@
+/* eslint-disable max-len */
+export function get_readme (
+  software: string,
+  description: string,
+  dev: boolean,
+  license: string,
+  author: string
+): string {
+  return `# ${software}
+
+[![Package quality](https://packagequality.com/shield/${software}.svg)](https://packagequality.com/#?package=${software})
+
+> ${description}
+
+## Installation
+
+npm:
+
+> npm i --save${dev ? '-dev' : ''} ${software}
+
+yarn:
+
+> yarn add ${dev ? '--dev' : ''} ${software}
+
+## Usage
+
+TODO: Add usage
+
+## License
+
+${license} © ${author}
+`;
+}
diff --git a/lib/snippets/readme/index.ts b/lib/snippets/readme/index.ts
new file mode 100644
index 0000000..598b201
--- /dev/null
+++ b/lib/snippets/readme/index.ts
@@ -0,0 +1,33 @@
+import { Snippet } from '../../Snippet';
+import { modify_json, apply_template } from '../../Helper';
+import { get_readme } from './Assets';
+
+export default class Readme implements Snippet {
+  public async start (): Promise<void> {
+    const dev = await new Confirm ({
+      message: 'is the package used as dev dependency?',
+      default: false
+    })
+      .run ();
+    const package_data = {
+      software:    '',
+      description: '',
+      license:     '',
+      author:      ''
+    };
+    await modify_json ((json) => {
+      package_data.software = json.name;
+      package_data.description = json.description;
+      package_data.license = json.license;
+      package_data.author = json.author;
+    });
+    const readme = get_readme (
+      package_data.software,
+      package_data.description,
+      dev,
+      package_data.license,
+      package_data.author
+    );
+    await apply_template (readme, 'README.md');
+  }
+}