(Feature)[Added Plan Upgrade/Downgrade and Price change]

README.md

@@ -21,7 +21,7 @@ The following requirements must be set up before installing Chargebee’s Androi
 The `Chargebee-Android` SDK can be installed by adding below dependency to the `build.gradle` file:
 
 ```kotlin
-implementation 'com.chargebee:chargebee-android:1.0.8'
+implementation 'com.chargebee:chargebee-android:1.0.9'
 ```
 
 ## Example project
@@ -347,7 +347,7 @@ Chargebee is available under the [MIT license](https://opensource.org/licenses/M
   To install Chargebee's Android SDK, add the following dependency to the build.gradle file.
 
   ```
-  implementation 'com.chargebee:chargebee-android:1.0.8'
+  implementation 'com.chargebee:chargebee-android:1.0.9'
   ```
   Example project
   ---------------

app/src/main/AndroidManifest.xml

@@ -22,6 +22,7 @@
         <activity android:name=".items.ItemActivity"/>
         <activity android:name=".plan.PlansActivity"/>
         <activity android:name=".subscription.SubscriptionActivity"/>
+        <activity android:name=".plan.UpgradePlanActivity"/>
         <activity android:name="com.chargebee.example.MainActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />

app/src/main/java/com/chargebee/example/MainActivity.kt

@@ -27,6 +27,8 @@ import com.chargebee.example.items.ItemActivity
 import com.chargebee.example.items.ItemsActivity
 import com.chargebee.example.plan.PlanInJavaActivity
 import com.chargebee.example.plan.PlansActivity
+import com.chargebee.example.plan.UpgradePlanActivity
+import com.chargebee.example.util.Constants.PRICE_KEY
 import com.chargebee.example.subscription.SubscriptionActivity
 import com.chargebee.example.token.TokenizeActivity
 import com.chargebee.example.util.CBMenu
@@ -124,6 +126,15 @@ class MainActivity : BaseActivity(), ListItemsAdapter.ItemClickListener {
                 val intent = Intent(this, SubscriptionActivity::class.java)
                 startActivity(intent)
             }
+            CBMenu.UpgradePlan.value -> {
+                val intent = Intent(this, UpgradePlanActivity::class.java)
+                startActivity(intent)
+            }
+            CBMenu.PriceChange.value -> {
+                val intent = Intent(this, UpgradePlanActivity::class.java)
+                intent.putExtra(PRICE_KEY, "priceChange")
+                startActivity(intent)
+            }
             else ->{
                 Log.i(javaClass.simpleName, " Not implemented" )
             }

app/src/main/java/com/chargebee/example/billing/BillingViewModel.kt

@@ -1,5 +1,6 @@
 package com.chargebee.example.billing
 
+import android.content.Context
 import android.util.Log
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
@@ -25,6 +26,8 @@ class BillingViewModel : ViewModel() {
     var subscriptionList: MutableLiveData<ArrayList<SubscriptionDetailsWrapper>?> = MutableLiveData()
     var error: MutableLiveData<String?> = MutableLiveData()
     private var subscriptionId: String = ""
+    var updateProductPurchaseResult: MutableLiveData<String> = MutableLiveData()
+    var priceChangeLiveData: MutableLiveData<String> = MutableLiveData()
 
     fun purchaseProduct(product: CBProduct, customerID: String) {
 
@@ -102,4 +105,80 @@ class BillingViewModel : ViewModel() {
             }
         }
     }
+
+    fun updatePurchase(productIdList: ArrayList<String>, oldPurchaseToken: String, context: Context){
+        CBPurchase.retrieveProducts(context,
+            productIdList,object : CBCallback.ListProductsCallback<ArrayList<CBProduct>>{
+                override fun onSuccess(productIDs: ArrayList<CBProduct>) {
+                    if (productIDs.size > 0) {
+                        CBPurchase.updateProduct(context, productIDs.first(),oldPurchaseToken, object : CBCallback.PurchaseCallback<String>{
+                            override fun onSuccess(purchaseToken: String, status:Boolean) {
+                                Log.i(TAG, "purchaseToken:  $purchaseToken")
+                                updateProductPurchaseResult.postValue(purchaseToken)
+                            }
+                            override fun onError(error: CBException) {
+                                try {
+                                    cbException.postValue(error.message)
+                                }catch (exp: Exception){
+                                    Log.i(TAG, "Exception :${exp.message}")
+                                }
+                            }
+
+                        })
+                    } else {
+                        Log.i(javaClass.simpleName,"Product id not found in Google Play")
+                        cbException.postValue("Product id not found in Google Play")
+                    }
+                }
+
+                override fun onError(error: CBException) {
+                    Log.e(javaClass.simpleName, "Error:  ${error.message}")
+                    try {
+                        cbException.postValue(error.message)
+                    }catch (exp: Exception){
+                        Log.e(TAG, "Exception :${exp.message}")
+                    }
+                }
+
+            })
+
+    }
+
+    fun priceChangeUpdate(productIdList: ArrayList<String>, context: Context){
+        CBPurchase.retrieveProducts(
+            context,
+            productIdList,
+            object : CBCallback.ListProductsCallback<ArrayList<CBProduct>> {
+                override fun onSuccess(productIDs: ArrayList<CBProduct>) {
+                        if (productIDs.size > 0) {
+                            CBPurchase.priceChangeConfirmation(productIDs.first(), object: CBCallback.PriceChangeCallback<String>{
+                                override fun onSuccess(response: String) {
+                                    priceChangeLiveData.postValue(response)
+                                }
+
+                                override fun onError(error: CBException) {
+                                    Log.e(javaClass.simpleName,"Error in Price Change: ${error.message}")
+                                    try {
+                                        cbException.postValue(error.message)
+                                    }catch (exp: Exception){
+                                        Log.i(TAG, "Exception :${exp.message}")
+                                    }
+                                }
+
+                            })
+                        } else {
+                            Log.i(javaClass.simpleName,"Product id not found in Google Play")
+                            cbException.postValue("Product id not found in Google Play")
+                        }
+                }
+                override fun onError(error: CBException) {
+                    Log.e(javaClass.simpleName, "Error:  ${error.message}")
+                    try {
+                        cbException.postValue(error.message)
+                    }catch (exp: Exception){
+                        Log.e(TAG, "Exception :${exp.message}")
+                    }
+                }
+            })
+    }
 }

app/src/main/java/com/chargebee/example/plan/UpgradePlanActivity.kt

@@ -0,0 +1,88 @@
+package com.chargebee.example.plan
+
+import android.content.Context
+import android.os.Bundle
+import android.text.TextUtils
+import android.util.Log
+import android.view.View
+import android.widget.Button
+import android.widget.TextView
+import androidx.lifecycle.Observer
+import com.chargebee.example.BaseActivity
+import com.chargebee.example.R
+import com.chargebee.example.billing.BillingActivity
+import com.chargebee.example.billing.BillingViewModel
+import com.chargebee.example.util.Constants
+import com.google.android.material.textfield.TextInputEditText
+import com.google.android.material.textfield.TextInputLayout
+
+class UpgradePlanActivity : BaseActivity() {
+
+    private var mBillingViewModel : BillingViewModel? = null
+    private lateinit var mProductIdInput: TextInputEditText
+    private lateinit var mPurchaseTokenInput: TextInputEditText
+    private lateinit var mBuyProductButton: Button
+    private lateinit var mPriceChangeButton: Button
+    private lateinit var mPurchaseTokenInputLayout: TextInputLayout
+    private lateinit var mTvPriceChange: TextView
+    lateinit var context: Context
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_upgradeplan)
+        context = this
+        mBillingViewModel = BillingViewModel()
+        mProductIdInput = findViewById(R.id.productIdInput)
+        mPurchaseTokenInput = findViewById(R.id.purchaseTokenInput)
+        mBuyProductButton = findViewById(R.id.buyBtn)
+        mPriceChangeButton = findViewById(R.id.btnpricechange)
+        mPurchaseTokenInputLayout = findViewById(R.id.purchaseTokenInputLayout)
+        mTvPriceChange = findViewById(R.id.textView)
+
+        val priceChange = intent.getStringExtra(Constants.PRICE_KEY)
+        if(priceChange !=null){
+            mPurchaseTokenInputLayout.visibility = View.GONE
+            mBuyProductButton.visibility = View.GONE
+            mTvPriceChange.text = "Plan Price Change"
+
+        }else{
+            mPurchaseTokenInputLayout.visibility = View.VISIBLE
+            mPriceChangeButton.visibility = View.GONE
+            mTvPriceChange.text = "Plan Upgrade/Downgrade"
+
+        }
+
+        this.mBillingViewModel!!.updateProductPurchaseResult.observeForever{
+            hideProgressDialog()
+            if (!TextUtils.isEmpty(it))
+            alertSuccess(it)
+        }
+
+        this.mBillingViewModel!!.priceChangeLiveData.observeForever{
+            hideProgressDialog()
+            if (!TextUtils.isEmpty(it))
+                alertSuccess(it)
+        }
+        this.mBillingViewModel!!.cbException.observeForever{
+            if (!TextUtils.isEmpty(it))
+                alertSuccess(it)
+        }
+
+        mBuyProductButton.setOnClickListener{
+            var productId = mProductIdInput.text.toString()
+            val purchaseToken = mPurchaseTokenInput.text.toString()
+
+            val array = arrayListOf<String>(productId)
+            this.mBillingViewModel!!.updatePurchase(array, purchaseToken, context)
+        }
+
+        mPriceChangeButton.setOnClickListener{
+            var productId = mProductIdInput.text.toString()
+            val productIdList =  ArrayList<String>()
+            productIdList.add(productId)
+            this.mBillingViewModel!!.priceChangeUpdate(productIdList, context)
+
+        }
+
+    }
+}

app/src/main/java/com/chargebee/example/util/CBMenu.kt

@@ -11,6 +11,8 @@ enum class CBMenu(val value: String) {
     ProductIDs("Get Google Play Product Identifiers"),
     GetProducts("Get Products"),
     SubsStatus("Get Subscription Status"),
-    SubsList("Get Subscriptions List")
+    SubsList("Get Subscriptions List"),
+    UpgradePlan("Upgrade/Downgrade Plan"),
+    PriceChange("Price Change")
 }
 

app/src/main/java/com/chargebee/example/util/Constants.kt

@@ -2,4 +2,5 @@ package com.chargebee.example.util
 
 object Constants {
     const val PRODUCTS_LIST_KEY = "products"
+    const val PRICE_KEY = "priceChange"
 }

app/src/main/res/layout/activity_upgradeplan.xml

@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".plan.UpgradePlanActivity">
+
+    <com.google.android.material.textfield.TextInputLayout
+        android:id="@+id/productInputLayout"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="40dp"
+        android:hint="Product ID"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.497"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/textView">
+        <com.google.android.material.textfield.TextInputEditText
+            android:id="@+id/productIdInput"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:ems="15"
+            android:inputType="textPersonName"
+            android:text="" />
+    </com.google.android.material.textfield.TextInputLayout>
+    <com.google.android.material.textfield.TextInputLayout
+        android:id="@+id/purchaseTokenInputLayout"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="40dp"
+        android:hint="Purchase Token"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.497"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/productInputLayout">
+        <com.google.android.material.textfield.TextInputEditText
+            android:id="@+id/purchaseTokenInput"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:ems="15"
+            android:inputType="textPersonName"
+            android:text="" />
+    </com.google.android.material.textfield.TextInputLayout>
+    <TextView
+        android:id="@+id/textView"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="48dp"
+        android:text="Plan Upgrade/Downgrade"
+        android:textSize="24sp"
+        android:textStyle="bold"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <Button
+        android:id="@+id/buyBtn"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="32dp"
+        android:text="Change Plan"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.497"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/purchaseTokenInputLayout" />
+    <Button
+        android:id="@+id/btnpricechange"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="32dp"
+        android:text="Price Change"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.497"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/buyBtn" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

chargebee/build.gradle

@@ -9,7 +9,7 @@ android {
         minSdkVersion 21
         targetSdkVersion 30
         versionCode 1
-        versionName "1.0.8"
+        versionName "1.0.9"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         consumerProguardFiles "consumer-rules.pro"