support to Expo (#486)

* support to Expo

* update

* update

* update

---------

Co-authored-by: Steven <steven@Stevens-MacBook-Pro.local>

android/build.gradle

@@ -22,14 +22,42 @@ def supportsNamespace() {
   return major >= 8
 }
 
+def isExpoProject() {
+    def hasExpoModulesCore = rootProject.subprojects.any { it.name == 'expo-modules-core' }
+
+    def packageJsonFile = new File(rootProject.projectDir.parentFile, 'package.json')
+    def hasExpoDependency = false
+    if (packageJsonFile.exists()) {
+        def packageJson = new groovy.json.JsonSlurper().parseText(packageJsonFile.text)
+        hasExpoDependency = (packageJson.dependencies?.expo != null) || 
+                           (packageJson.devDependencies?.expo != null)
+    }
+    
+    return hasExpoModulesCore || hasExpoDependency
+}
+
+def expoProject = isExpoProject()
+
 apply plugin: 'com.android.library'
 if (isNewArchitectureEnabled()) {
     apply plugin: 'com.facebook.react'
 }
 
+if (expoProject) {
+    group = 'expo.modules.pushy'
+    version = '1.0.0'
+
+    def expoModulesCorePlugin = new File(project(":expo-modules-core").projectDir.absolutePath, "ExpoModulesCorePlugin.gradle")
+    apply from: expoModulesCorePlugin
+    applyKotlinExpoModulesCorePlugin()
+    useCoreDependencies()
+    useExpoPublishing()
+} else {
+    group = 'cn.reactnative.modules.update'
+    version = '1.0.0'
+}
 
 android {
-
     if (supportsNamespace()) {
         namespace "cn.reactnative.modules.update"
 
@@ -41,7 +69,6 @@ android {
     }
     compileSdkVersion safeExtGet('compileSdkVersion', 28)
     buildToolsVersion safeExtGet('buildToolsVersion', '28.0.3')
-
     defaultConfig {
         minSdkVersion safeExtGet('minSdkVersion', 16)
         targetSdkVersion safeExtGet('targetSdkVersion', 27)
@@ -50,6 +77,7 @@ android {
         consumerProguardFiles "proguard.pro"
         buildConfigField "boolean", "IS_NEW_ARCHITECTURE_ENABLED", isNewArchitectureEnabled().toString()
     }
+    
     sourceSets {
         main {
             // let gradle pack the shared library into apk
@@ -59,6 +87,12 @@ android {
             } else {
                 java.srcDirs += ['src/oldarch']
             }
+            
+            if (expoProject) {
+                java.srcDirs += ['java/expo/modules/pushy']
+            } else {
+                java.exclude 'expo/modules/pushy/**'
+            }
         }
     }
 
@@ -70,6 +104,10 @@ android {
             resValue("string", "pushy_build_time", "0")
         }
     }
+    
+    lintOptions {
+        abortOnError false
+    }
 }
 
 repositories {

android/src/main/java/cn/reactnative/modules/update/ReactNativeHostHandler.java

@@ -0,0 +1,13 @@
+package cn.reactnative.modules.update;
+
+import androidx.annotation.Nullable;
+
+public interface ReactNativeHostHandler {
+    @Nullable
+    String getJSBundleFile(boolean useDeveloperSupport);
+    
+    @Nullable
+    String getBundleAssetName(boolean useDeveloperSupport);
+    
+    void onWillCreateReactInstance(boolean useDeveloperSupport);
+} 

android/src/main/java/cn/reactnative/modules/update/UpdateContext.java

@@ -7,14 +7,11 @@ import android.content.pm.PackageManager;
 import android.os.Build;
 import android.os.Environment;
 import android.util.Log;
-
 import com.facebook.react.ReactInstanceManager;
-
 import java.util.HashMap;
 import java.util.Map;
 import java.util.concurrent.Executor;
 import java.util.concurrent.Executors;
-
 import java.io.File;
 
 public class UpdateContext {

android/src/main/java/expo/modules/pushy/ExpoPushyModule.kt

@@ -0,0 +1,10 @@
+package expo.modules.pushy
+
+import expo.modules.kotlin.modules.Module
+import expo.modules.kotlin.modules.ModuleDefinition
+
+class ExpoPushyModule : Module() {
+  override fun definition() = ModuleDefinition {
+    Name("ExpoPushy")
+  }
+}

android/src/main/java/expo/modules/pushy/ExpoPushyPackage.java

@@ -0,0 +1,27 @@
+package expo.modules.pushy;
+
+import android.content.Context;
+import android.util.Log;
+import androidx.annotation.Nullable;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import cn.reactnative.modules.update.UpdateContext;
+import expo.modules.core.interfaces.Package;
+import expo.modules.core.interfaces.ReactNativeHostHandler;
+
+public class ExpoPushyPackage  implements Package {
+    @Override
+    public List<ReactNativeHostHandler> createReactNativeHostHandlers(Context context) {
+        List<ReactNativeHostHandler> handlers = new ArrayList<>();
+        handlers.add(new ReactNativeHostHandler() {
+            @Nullable
+            @Override
+            public String getJSBundleFile(boolean useDeveloperSupport) {
+                return UpdateContext.getBundleUrl(context);
+            }
+        });
+        return handlers;
+    }
+}

expo-module.config.json

@@ -0,0 +1,13 @@
+{
+ "platforms": ["apple", "android"],
+  "apple": {
+    "modules": ["ExpoPushyModule"],
+    "reactDelegateHandlers": ["ExpoPushyReactDelegateHandler"],
+    "podspecPath":"react-native-update.podspec"
+  },
+  "android": {
+    "modules": [
+      "expo.modules.pushy.ExpoPushyModule"
+    ]
+  }
+}

ios/Expo/ExpoPushyModule.swift

@@ -0,0 +1,7 @@
+import ExpoModulesCore
+
+public class ExpoPushyModule: Module {
+  public func definition() -> ModuleDefinition {
+    Name("ExpoPushy")
+  }
+}

ios/Expo/ExpoPushyReactDelegateHandler.swift

@@ -0,0 +1,10 @@
+import ExpoModulesCore
+import react_native_update
+
+public final class ExpoPushyReactDelegateHandler: ExpoReactDelegateHandler {
+  private weak var reactDelegate: ExpoReactDelegate?
+
+  public override func bundleURL(reactDelegate: ExpoReactDelegate) -> URL? {
+    return  RCTPushy.bundleURL()
+  }
+}

react-native-update.podspec

@@ -19,7 +19,7 @@ Pod::Spec.new do |s|
   s.platform = :ios, "8.0"
   s.platforms = { :ios => "11.0" }
   s.source = { :git => 'https://github.com/reactnativecn/react-native-update.git', :tag => '#{s.version}' }
-  s.source_files    = "ios/**/*.{h,m,mm,swift}"
+  s.source_files    = Dir.glob("ios/**/*.{h,m,mm,swift}").reject { |f| f.start_with?("ios/Expo/") }
   s.libraries = 'bz2', 'z'
   s.vendored_libraries = 'RCTPushy/libRCTPushy.a'
   s.pod_target_xcconfig = { 
@@ -33,6 +33,20 @@ Pod::Spec.new do |s|
   s.dependency "React-Core"
   s.dependency 'SSZipArchive'
 
+  project_root = File.expand_path('../../', __dir__)
+  project_package_json = File.join(project_root, 'package.json')
+  is_expo_project = false
+
+  if (File.exist?(project_package_json))
+    package_json = JSON.parse(File.read(project_package_json))
+    has_expo_dependency = package_json['dependencies'] && package_json['dependencies']['expo']
+    has_expo_modules_core = Dir.exist?('node_modules/expo-modules-core')
+    is_expo_project = has_expo_dependency || has_expo_modules_core
+    if is_expo_project
+      s.dependency 'ExpoModulesCore'
+    end
+  end
+
   s.subspec 'RCTPushy' do |ss|
     ss.source_files = 'ios/RCTPushy/*.{h,m,mm,swift}'
     ss.public_header_files = ['ios/RCTPushy/RCTPushy.h']
@@ -48,6 +62,12 @@ Pod::Spec.new do |s|
     ss.public_header_files = 'ios/RCTPushy/HDiffPatch/**/*.h'
   end
 
+  if is_expo_project
+    s.subspec 'Expo' do |ss|
+      ss.source_files = 'ios/Expo/**/*.{h,m,mm,swift}'
+    end
+  end
+
   if defined?(install_modules_dependencies()) != nil
     install_modules_dependencies(s);
   else
@@ -60,7 +80,6 @@ Pod::Spec.new do |s|
           "HEADER_SEARCH_PATHS" => "\"$(PODS_ROOT)/boost\"",
           "CLANG_CXX_LANGUAGE_STANDARD" => "c++17"
       }
-
       s.dependency "React-Codegen"
       s.dependency "RCT-Folly"
       s.dependency "RCTRequired"