From 89376d3f28d24e9aa75dda733960fc0e732e77a9 Mon Sep 17 00:00:00 2001
From: Billie Simmons <49491949+JillieBeanSim@users.noreply.github.com>
Date: Wed, 18 Oct 2023 10:51:08 -0400
Subject: [PATCH] add Read-Only option for compare

Signed-off-by: Billie Simmons <49491949+JillieBeanSim@users.noreply.github.com>
---
 .../zowe-explorer/i18n/sample/package.i18n.json    |  1 +
 packages/zowe-explorer/package.json                | 14 ++++++++++++++
 packages/zowe-explorer/package.nls.json            |  1 +
 packages/zowe-explorer/src/shared/init.ts          |  8 ++++++++
 .../zowe-explorer/src/utils/LocalFileManagement.ts |  9 ++++++++-
 5 files changed, 32 insertions(+), 1 deletion(-)

diff --git a/packages/zowe-explorer/i18n/sample/package.i18n.json b/packages/zowe-explorer/i18n/sample/package.i18n.json
index dfab0bde25..af1de9b93d 100644
--- a/packages/zowe-explorer/i18n/sample/package.i18n.json
+++ b/packages/zowe-explorer/i18n/sample/package.i18n.json
@@ -150,5 +150,6 @@
   "pasteFile": "Paste",
   "selectForCompare": "Select for Compare",
   "compareWithSelected": "Compare with Selected",
+  "compareWithSelectedReadOnly": "Compare with Selected (Read-Only)",
   "compareFileStarted": "A file has been chosen for compare"
 }
diff --git a/packages/zowe-explorer/package.json b/packages/zowe-explorer/package.json
index 0182b100df..c388e08bf8 100644
--- a/packages/zowe-explorer/package.json
+++ b/packages/zowe-explorer/package.json
@@ -778,6 +778,11 @@
         "title": "%compareWithSelected%",
         "category": "Zowe Explorer"
       },
+      {
+        "command": "zowe.compareWithSelectedReadOnly",
+        "title": "%compareWithSelectedReadOnly%",
+        "category": "Zowe Explorer"
+      },
       {
         "command": "zowe.compareFileStarted",
         "title": "%compareFileStarted%",
@@ -1382,6 +1387,11 @@
           "when": "viewItem =~ /^(textFile|member.*|ds.*)/ && !listMultiSelection && zowe.compareFileStarted",
           "command": "zowe.compareWithSelected",
           "group": "010_zowe_fileOperations@2"
+        },
+        {
+          "when": "viewItem =~ /^(textFile|member.*|ds.*)/ && !listMultiSelection && zowe.compareFileStarted",
+          "command": "zowe.compareWithSelectedReadOnly",
+          "group": "010_zowe_fileOperations@3"
         }
       ],
       "commandPalette": [
@@ -1736,6 +1746,10 @@
         {
           "command": "zowe.compareWithSelected",
           "when": "never"
+        },
+        {
+          "command": "zowe.compareWithSelectedReadOnly",
+          "when": "never"
         }
       ]
     },
diff --git a/packages/zowe-explorer/package.nls.json b/packages/zowe-explorer/package.nls.json
index dfab0bde25..af1de9b93d 100644
--- a/packages/zowe-explorer/package.nls.json
+++ b/packages/zowe-explorer/package.nls.json
@@ -150,5 +150,6 @@
   "pasteFile": "Paste",
   "selectForCompare": "Select for Compare",
   "compareWithSelected": "Compare with Selected",
+  "compareWithSelectedReadOnly": "Compare with Selected (Read-Only)",
   "compareFileStarted": "A file has been chosen for compare"
 }
diff --git a/packages/zowe-explorer/src/shared/init.ts b/packages/zowe-explorer/src/shared/init.ts
index 4a71f2b40d..882d75aece 100644
--- a/packages/zowe-explorer/src/shared/init.ts
+++ b/packages/zowe-explorer/src/shared/init.ts
@@ -219,6 +219,14 @@ export function registerCommonCommands(context: vscode.ExtensionContext, provide
                 globals.resetCompareChoices();
             })
         );
+        context.subscriptions.push(
+            vscode.commands.registerCommand("zowe.compareWithSelectedReadOnly", async (node: IZoweTreeNode) => {
+                globals.filesToCompare.push(node);
+                ZoweLogger.trace(`${String(globals.filesToCompare[0].label)} will be compared with selected.`);
+                await LocalFileManagement.compareChosenFileContent(true);
+                globals.resetCompareChoices();
+            })
+        );
         context.subscriptions.push(
             vscode.commands.registerCommand("zowe.compareFileStarted", () => {
                 ZoweLogger.trace(`Checking if any files have been chosen for compare: ${String(globals.FILE_SELECTED_TO_COMPARE)}`);
diff --git a/packages/zowe-explorer/src/utils/LocalFileManagement.ts b/packages/zowe-explorer/src/utils/LocalFileManagement.ts
index 82eb4e5568..469f2a510f 100644
--- a/packages/zowe-explorer/src/utils/LocalFileManagement.ts
+++ b/packages/zowe-explorer/src/utils/LocalFileManagement.ts
@@ -82,7 +82,7 @@ export class LocalFileManagement {
      * Function that triggers compare of the 2 files selected for compare in the active editor
      * @returns {Promise<void>}
      */
-    public static async compareChosenFileContent(): Promise<void> {
+    public static async compareChosenFileContent(readOnly = false): Promise<void> {
         const docUriArray: vscode.Uri[] = [];
         for (const node of globals.filesToCompare) {
             const fileInfo = await this.getCompareFilePaths(node);
@@ -95,6 +95,9 @@ export class LocalFileManagement {
         globals.resetCompareChoices();
         if (docUriArray.length === 2) {
             vscode.commands.executeCommand("vscode.diff", docUriArray[0], docUriArray[1]);
+            if (readOnly) {
+                this.readOnlyFile();
+            }
         }
     }
 
@@ -116,4 +119,8 @@ export class LocalFileManagement {
         }
         return fileInfo;
     }
+
+    private static readOnlyFile(): void {
+        vscode.commands.executeCommand("workbench.action.files.setActiveEditorReadonlyInSession");
+    }
 }