fixes

src/commands/android/constants.ts

@@ -102,6 +102,10 @@ export const AVAILABLE_SUBCOMMANDS: AvailableSubcommands = {
             usageHelp: 'device_id'
           }
         ]
+      },
+      {
+        name: 'system-image',
+        description: 'Uninstall a system image'
       }
     ]
   }

src/commands/android/subcommands/uninstall/index.ts

@@ -5,6 +5,7 @@ import {Options, Platform} from '../../interfaces';
 import {verifyOptions} from '../common';
 import {uninstallApp} from './app';
 import {deleteAvd} from './avd';
+import {deleteSystemImage} from './system-image';
 
 export async function uninstall(options: Options, sdkRoot: string, platform: Platform): Promise<boolean> {
   const optionsVerified = verifyOptions('uninstall', options);
@@ -21,6 +22,8 @@ export async function uninstall(options: Options, sdkRoot: string, platform: Pla
     return await uninstallApp(options, sdkRoot, platform);
   } else if (subcommandFlag === 'avd') {
     return await deleteAvd(sdkRoot, platform);
+  } else if (subcommandFlag === 'system-image') {
+    return await deleteSystemImage(sdkRoot, platform);
   }
 
   return false;
@@ -31,15 +34,14 @@ async function promptForFlag(): Promise<string> {
     type: 'list',
     name: 'flag',
     message: 'Select what you want to uninstall:',
-    choices: ['Android App', 'Android Virtual Device (AVD)']
+    choices: [
+      {name: 'Android app', value: 'app'},
+      {name: 'Android Virtual Device (AVD)', value: 'avd'},
+      {name: 'System image', value: 'system-image'}
+    ]
   });
   Logger.log();
 
-  const flag = flagAnswer.flag;
-  if (flag === 'Android App') {
-    return 'app';
-  }
-
-  return 'avd';
+  return flagAnswer.flag;
 }
 

src/commands/android/subcommands/uninstall/system-image.ts

@@ -3,8 +3,8 @@ import inquirer from 'inquirer';
 
 import Logger from '../../../../logger';
 import {Platform} from '../../interfaces';
-import {execBinarySync} from '../../utils/sdk';
 import {getBinaryLocation} from '../../utils/common';
+import {execBinarySync} from '../../utils/sdk';
 import {getInstalledSystemImages, showMissingBinaryHelp} from '../common';
 
 export async function deleteSystemImage(sdkRoot: string, platform: Platform): Promise<boolean> {
@@ -15,33 +15,41 @@ export async function deleteSystemImage(sdkRoot: string, platform: Platform): Pr
 
       return false;
     }
-    const installedImages: string[] = await getInstalledSystemImages(sdkmanagerLocation, platform);
-    if (!installedImages.length) {
+    const installedSystemImages = await getInstalledSystemImages(sdkmanagerLocation, platform);
+    if (!installedSystemImages.result) {
+      return false;
+    }
+    if (!installedSystemImages.systemImages.length) {
+      Logger.log(colors.yellow('No installed system images were found!\n'));
+
       return false;
     }
 
     const systemImageAnswer = await inquirer.prompt({
       type: 'list',
       name: 'systemImage',
       message: 'Select the system image to uninstall:',
-      choices: installedImages
+      choices: installedSystemImages.systemImages
     });
     const systemImage = systemImageAnswer.systemImage;
 
     Logger.log();
     Logger.log(`Uninstalling ${colors.cyan(systemImageAnswer.systemImage)}...\n`);
 
     const deleteStatus = execBinarySync(sdkmanagerLocation, 'sdkmanager', platform, `--uninstall '${systemImage}'`);
-    if (!deleteStatus?.includes('100% Fetch remote repository')) {
-      Logger.log(`${colors.red('Failed to uninstall system image!')} Please try again.`);
+    if (deleteStatus?.includes('100% Fetch remote repository')) {
+      Logger.log(colors.green('System image uninstalled successfully!\n'));
 
-      return false;
+      deleteObsoleteAVDs(sdkRoot, platform);
+
+      return true;
     }
-    Logger.log(colors.green('System image uninstalled successfully!\n'));
 
-    deleteObsoleteAVDs(sdkRoot, platform);
+    Logger.log(colors.red('\nSomething went wrong while uninstalling system image.\n'));
+    Logger.log(`To verify if the system image was uninstalled, run: ${colors.cyan('npx @nightwatch/mobile-helper android.sdkmanager --list_installed')}`);
+    Logger.log('If the system image is found listed, please try uninstalling again.\n');
 
-    return true;
+    return false;
   } catch (error) {
     Logger.log(colors.red('Error occured while uninstalling system image.'));
     console.error(error);
@@ -75,6 +83,17 @@ async function deleteObsoleteAVDs(sdkRoot: string, platform: Platform) {
     obsoleteAVDNames.forEach((avdName, idx) => {
       Logger.log(`${idx+1}. ${avdName}`);
     });
+    Logger.log();
+
+    const deleteAnswer = await inquirer.prompt({
+      type: 'confirm',
+      name: 'delete',
+      message: 'Do you want to delete these AVDs?'
+    });
+
+    if (!deleteAnswer.delete) {
+      return;
+    }
 
     Logger.log();
     Logger.log('Deleting obsolete AVDs...\n');