Prepare beta extension (#218)

* Updated changelog. Improved sign off docs due to DCO Check usage.

Signed-off-by: Jerome Luckenbach <github@luckenba.ch>

* Prepare for a later beta extension.

Signed-off-by: Jerome Luckenbach <github@luckenba.ch>

* Fix extension name.

Signed-off-by: Jerome Luckenbach <github@luckenba.ch>

* Prevent beta from getting deactivated too.

Signed-off-by: Jerome Luckenbach <github@luckenba.ch>

client/src/extension.ts

@@ -3,6 +3,7 @@
 import {
     commands,
     Disposable,
+    extensions,
     ExtensionContext,
     languages,
     window,
@@ -29,7 +30,7 @@ import { HoverProvider } from './HoverProvider/HoverProvider'
 import * as _ from 'lodash'
 import * as ncp from 'copy-paste'
 import * as path from 'path'
-import { SSL_OP_EPHEMERAL_RSA } from 'constants'
+import * as fs from 'fs'
 
 let _extensionPath: string
 let ohStatusBarItem: StatusBarItem
@@ -206,6 +207,16 @@ async function init(disposables: Disposable[], config, context): Promise<void> {
 // This method is called when the extension is activated
 export function activate(context: ExtensionContext) {
 
+    // Keep the stable extension deactivated, when beta version is installed
+    let thisExtension = JSON.parse(fs.readFileSync(path.join(context.extensionPath, "package.json"), 'utf8')).name
+    let betaExtension = extensions.getExtension('openhab.openhab-beta')
+
+    // When beta is available and we are not beta itself, this extension should not get activated
+    if(betaExtension !== undefined && thisExtension !== "openhab-beta"){
+        console.log(`openHAB vscode extension stays deactivated.\nDetected an installed beta version.`)
+        return
+    }
+
     // Prepare disposables array, context and config
     const disposables: Disposable[] = []
     _extensionPath = context.extensionPath