moving `/save`, `/resume` to `/chat <save|resume>` (#1355)

packages/cli/src/ui/hooks/slashCommandProcessor.ts

@@ -651,14 +651,25 @@ Add any other context about the problem here.
         },
       },
       {
-        name: 'save',
+        name: 'chat',
-        description: 'save conversation checkpoint. Usage: /save [tag]',
+        description:
-        action: async (_mainCommand, subCommand, _args) => {
+          'Manage conversation history. Usage: /chat <save|resume> [tag]',
-          const tag = (subCommand || '').trim();
+        action: async (_mainCommand, subCommand, args) => {
+          const tag = (args || '').trim();
           const logger = new Logger(config?.getSessionId() || '');
           await logger.initialize();
           const chat = await config?.getGeminiClient()?.getChat();
-          const history = chat?.getHistory() || [];
+          if (!chat) {
+            addMessage({
+              type: MessageType.ERROR,
+              content: 'No chat client available for conversation status.',
+              timestamp: new Date(),
+            });
+            return;
+          }
+          switch (subCommand) {
+            case 'save': {
+              const history = chat.getHistory();
               if (history.length > 0) {
                 await logger.saveCheckpoint(chat?.getHistory() || [], tag);
                 addMessage({
@@ -673,35 +684,11 @@ Add any other context about the problem here.
                   timestamp: new Date(),
                 });
               }
-        },
+              return;
-      },
-      {
-        name: 'resume',
-        description:
-          'resume from conversation checkpoint. Usage: /resume [tag]',
-        completion: async () => {
-          const geminiDir = config?.getProjectTempDir();
-          if (!geminiDir) {
-            return [];
             }
-          try {
+            case 'resume':
-            const files = await fs.readdir(geminiDir);
+            case 'restore':
-            return files
+            case 'load': {
-              .filter(
-                (file) =>
-                  file.startsWith('checkpoint-') && file.endsWith('.json'),
-              )
-              .map((file) =>
-                file.replace('checkpoint-', '').replace('.json', ''),
-              );
-          } catch (_err) {
-            return [];
-          }
-        },
-        action: async (_mainCommand, subCommand, _args) => {
-          const tag = (subCommand || '').trim();
-          const logger = new Logger(config?.getSessionId() || '');
-          await logger.initialize();
               const conversation = await logger.loadCheckpoint(tag);
               if (conversation.length === 0) {
                 addMessage({
@@ -711,23 +698,15 @@ Add any other context about the problem here.
                 });
                 return;
               }
-          const chat = await config?.getGeminiClient()?.getChat();
+
-          if (!chat) {
-            addMessage({
-              type: MessageType.ERROR,
-              content: 'No chat client available to resume conversation.',
-              timestamp: new Date(),
-            });
-            return;
-          }
               clearItems();
               chat.clearHistory();
               const rolemap: { [key: string]: MessageType } = {
                 user: MessageType.USER,
                 model: MessageType.GEMINI,
               };
-          let i = 0;
               let hasSystemPrompt = false;
+              let i = 0;
               for (const item of conversation) {
                 i += 1;
                 const text =
@@ -746,7 +725,8 @@ Add any other context about the problem here.
                 if (i > 2 || !hasSystemPrompt) {
                   addItem(
                     {
-                  type: (item.role && rolemap[item.role]) || MessageType.GEMINI,
+                      type:
+                        (item.role && rolemap[item.role]) || MessageType.GEMINI,
                       text,
                     } as HistoryItemWithoutId,
                     i,
@@ -755,6 +735,37 @@ Add any other context about the problem here.
               }
               console.clear();
               refreshStatic();
+              return;
+            }
+            default:
+              addMessage({
+                type: MessageType.ERROR,
+                content: `Unknown /chat command: ${subCommand}. Available: save, resume`,
+                timestamp: new Date(),
+              });
+              return;
+          }
+        },
+        completion: async () => {
+          const geminiDir = config?.getProjectTempDir();
+          if (!geminiDir) {
+            return [];
+          }
+          try {
+            const files = await fs.readdir(geminiDir);
+            return files
+              .filter(
+                (file) =>
+                  file.startsWith('checkpoint-') && file.endsWith('.json'),
+              )
+              .map(
+                (file) =>
+                  'resume ' +
+                  file.replace('checkpoint-', '').replace('.json', ''),
+              );
+          } catch (_err) {
+            return [];
+          }
         },
       },
       {