From ddcc818e828b290459d3ddffe9102fc312139823 Mon Sep 17 00:00:00 2001
From: Mark Anderson <mark@ionic.io>
Date: Wed, 3 May 2023 14:21:01 -0400
Subject: [PATCH] fix: check for android and JDK (#6554)

---
 cli/src/common.ts        | 26 ++++++++++++++++++++++
 cli/src/tasks/migrate.ts | 47 +++++++++++++++++++++++++---------------
 2 files changed, 55 insertions(+), 18 deletions(-)

diff --git a/cli/src/common.ts b/cli/src/common.ts
index 5e68ec393..d9d5651ec 100644
--- a/cli/src/common.ts
+++ b/cli/src/common.ts
@@ -7,6 +7,7 @@ import type { Config, PackageJson } from './definitions';
 import { fatal } from './errors';
 import { output, logger } from './log';
 import { resolveNode } from './util/node';
+import { runCommand } from './util/subprocess';
 
 export type CheckFunction = () => Promise<string | null>;
 
@@ -533,3 +534,28 @@ export function resolvePlatform(
 
   return null;
 }
+
+export async function checkJDKMajorVersion(): Promise<number> {
+  const string = await runCommand('java', ['--version']);
+  const versionRegex = RegExp(/([0-9]+)\.?([0-9]*)\.?([0-9]*)/);
+  const versionMatch = versionRegex.exec(string);
+
+  if (versionMatch === null) {
+    return -1;
+  }
+
+  const firstVersionNumber = parseInt(versionMatch[1]);
+  const secondVersionNumber = parseInt(versionMatch[2]);
+
+  if (typeof firstVersionNumber === 'number' && firstVersionNumber != 1) {
+    return firstVersionNumber;
+  } else if (
+    typeof secondVersionNumber === 'number' &&
+    firstVersionNumber == 1 &&
+    secondVersionNumber < 9
+  ) {
+    return secondVersionNumber;
+  } else {
+    return -1;
+  }
+}
diff --git a/cli/src/tasks/migrate.ts b/cli/src/tasks/migrate.ts
index 6f06b6493..bffd9eb0e 100644
--- a/cli/src/tasks/migrate.ts
+++ b/cli/src/tasks/migrate.ts
@@ -9,7 +9,7 @@ import { join } from 'path';
 import rimraf from 'rimraf';
 
 import c from '../colors';
-import { getCoreVersion, runTask } from '../common';
+import { getCoreVersion, runTask, checkJDKMajorVersion } from '../common';
 import type { Config } from '../definitions';
 import { fatal } from '../errors';
 import { logger, logPrompt, logSuccess } from '../log';
@@ -52,8 +52,8 @@ const plugins = [
   '@capacitor/text-zoom',
   '@capacitor/toast',
 ];
-const coreVersion = 'next'; // TODO: Update when Capacitor 5 releases
-const pluginVersion = 'next'; // TODO: Update when Capacitor 5 releases
+const coreVersion = '5.0.0';
+const pluginVersion = '5.0.0';
 const gradleVersion = '8.0.2';
 
 export async function migrateCommand(
@@ -72,6 +72,12 @@ export async function migrateCommand(
     );
   }
 
+  const jdkMajor = await checkJDKMajorVersion();
+
+  if (jdkMajor < 17) {
+    logger.warn('Capacitor 5 requires JDK 17 or higher. Some steps may fail.');
+  }
+
   const variablesAndClasspaths:
     | {
         'variables': any;
@@ -313,21 +319,26 @@ export async function migrateCommand(
         return getCommandOutput('npx', ['cap', 'sync']);
       });
 
-      try {
-        await runTask(`Upgrading gradle wrapper files`, () => {
-          return updateGradleWrapperFiles(config.android.platformDirAbs);
-        });
-      } catch (e: any) {
-        if (e.includes('EACCES')) {
-          logger.error(
-            `gradlew file does not have executable permissions. This can happen if the Android platform was added on a Windows machine. Please run ${c.input(
-              `chmod +x ./${config.android.platformDir}/gradlew`,
-            )} and ${c.input(
-              `cd ${config.android.platformDir} && ./gradlew wrapper --distribution-type all --gradle-version ${gradleVersion} --warning-mode all`,
-            )} to update the files manually`,
-          );
-        } else {
-          logger.error(`gradle wrapper files were not updated`);
+      if (
+        allDependencies['@capacitor/android'] &&
+        existsSync(config.android.platformDirAbs)
+      ) {
+        try {
+          await runTask(`Upgrading gradle wrapper files`, () => {
+            return updateGradleWrapperFiles(config.android.platformDirAbs);
+          });
+        } catch (e: any) {
+          if (e.includes('EACCES')) {
+            logger.error(
+              `gradlew file does not have executable permissions. This can happen if the Android platform was added on a Windows machine. Please run ${c.input(
+                `chmod +x ./${config.android.platformDir}/gradlew`,
+              )} and ${c.input(
+                `cd ${config.android.platformDir} && ./gradlew wrapper --distribution-type all --gradle-version ${gradleVersion} --warning-mode all`,
+              )} to update the files manually`,
+            );
+          } else {
+            logger.error(`gradle wrapper files were not updated`);
+          }
         }
       }