TP-70565 | Sidharth Bamba | Category list caching (#11539)

android/navi-bbps/src/main/kotlin/com/navi/bbps/common/LocalJsonDataSource.kt

@@ -0,0 +1,29 @@
+/*
+ *
+ *  * Copyright © 2024 by Navi Technologies Limited
+ *  * All rights reserved. Strictly confidential
+ *
+ */
+
+package com.navi.bbps.common
+
+import com.google.gson.GsonBuilder
+import com.google.gson.JsonObject
+import com.google.gson.JsonParser
+import com.navi.common.CommonLibManager
+import java.lang.reflect.Type
+import java.nio.charset.StandardCharsets
+import javax.inject.Inject
+import org.joda.time.DateTime
+
+class LocalJsonDataSource @Inject constructor() {
+    private val gson =
+        GsonBuilder().registerTypeAdapter(DateTime::class.java, DateTimeConverterAdapter()).create()
+
+    fun <T> getDataFromJsonFile(type: Type, jsonKey: String, filePath: Int): T {
+        val inputStream = CommonLibManager.application.resources.openRawResource(filePath)
+        val dataString = String(inputStream.readBytes(), StandardCharsets.UTF_8)
+        val jsonElement = (JsonParser.parseString(dataString) as? JsonObject)?.get(jsonKey)
+        return gson.fromJson(jsonElement, type)
+    }
+}

android/navi-bbps/src/main/kotlin/com/navi/bbps/feature/category/BillCategoriesViewModel.kt

@@ -9,10 +9,13 @@ package com.navi.bbps.feature.category
 
 import androidx.lifecycle.viewModelScope
 import com.google.gson.Gson
+import com.google.gson.reflect.TypeToken
 import com.navi.base.cache.model.NaviCacheAltSourceEntity
 import com.navi.base.cache.repository.NaviCacheRepository
 import com.navi.base.utils.ResourceProvider
+import com.navi.base.utils.isNotNull
 import com.navi.bbps.R
+import com.navi.bbps.common.LocalJsonDataSource
 import com.navi.bbps.common.NaviBbpsScreen
 import com.navi.bbps.common.model.NaviBbpsVmData
 import com.navi.bbps.common.viewmodel.NaviBbpsBaseVM
@@ -26,8 +29,10 @@ import com.navi.bbps.network.di.NaviBbpsGsonBuilder
 import com.navi.common.constants.DBCacheConstants
 import com.navi.common.di.CoroutineDispatcherProvider
 import com.navi.common.firebaseremoteconfig.FirebaseRemoteConfigHelper
+import com.navi.common.network.models.isSuccess
 import com.navi.common.network.models.isSuccessWithData
 import com.navi.common.utils.log
+import com.navi.rr.utils.ext.toJson
 import dagger.hilt.android.lifecycle.HiltViewModel
 import javax.inject.Inject
 import kotlinx.coroutines.flow.MutableStateFlow
@@ -45,6 +50,7 @@ constructor(
     private val myBillsSyncJob: MyBillsSyncJob,
     private val myBillsRepository: MyBillsRepository,
     private val bbpsResourceProvider: ResourceProvider,
+    private val localJsonDataSource: LocalJsonDataSource,
     @NaviBbpsGsonBuilder private val naviBbpsGson: Gson
 ) :
     NaviBbpsBaseVM(
@@ -87,8 +93,6 @@ constructor(
 
     private fun fetchBillCategories() {
         viewModelScope.launch(dispatcherProvider.io) {
-            updateBillCategoriesState(BillCategoryState.Loading)
-
             val billCategories =
                 naviCacheRepository.getDataOrFetchFromAltSource(
                     key = DBCacheConstants.NAVI_BBPS_CATEGORIES_LIST_CACHE_KEY,
@@ -120,6 +124,20 @@ constructor(
     }
 
     private suspend fun fetchCategoriesFromNetwork(): NaviCacheAltSourceEntity {
+        val localJsonDataSource =
+            localJsonDataSource.getDataFromJsonFile<BillCategoriesResponse>(
+                type = object : TypeToken<BillCategoriesResponse>() {}.type,
+                jsonKey = "billerCategoryResponse",
+                filePath = R.raw.fetch_bill_categories
+            )
+        if (localJsonDataSource.isNotNull()) {
+            updateBillCategoriesState(
+                BillCategoryState.Loaded(
+                    billCategories = mapBillCategoriesResponseToEntities(localJsonDataSource)
+                )
+            )
+        }
+
         val billCategoriesResponse = billCategoriesRepository.fetchBillCategories()
         if (!billCategoriesResponse.isSuccessWithData()) {
             notifyError(billCategoriesResponse)

android/navi-bbps/src/main/res/raw/fetch_bill_categories.json

@@ -0,0 +1,144 @@
+{
+  "billerCategoryResponse": {
+    "categoryGroups": [
+      {
+        "categories": [
+          {
+            "billerListAllHeading": "All network operators",
+            "billerListStateHeading": "Network operators in {state}",
+            "categoryId": "MOBILE-POSTPAID",
+            "iconUrl": "https://public-assets.prod.navi-sa.in/bbps/utility_postpaid_icon.png",
+            "order": 3,
+            "searchBoxPlaceholderText": "network operators",
+            "title": "Postpaid"
+          },
+          {
+            "billerListAllHeading": "All network operators",
+            "billerListStateHeading": "Network operators in {state}",
+            "categoryId": "MOBILE-PREPAID",
+            "iconUrl": "https://public-assets.prod.navi-sa.in/bbps/mobile_recharge_icon.png",
+            "order": 1,
+            "searchBoxPlaceholderText": "network operators",
+            "title": "Mobile recharge"
+          },
+          {
+            "billerListAllHeading": "All service providers",
+            "billerListStateHeading": "Service providers in {state}",
+            "categoryId": "DTH",
+            "iconUrl": "https://public-assets.prod.navi-sa.in/bbps/recharge_dth_icon.png",
+            "order": 2,
+            "searchBoxPlaceholderText": "service providers",
+            "title": "DTH"
+          },
+          {
+            "billerListAllHeading": "All service providers",
+            "billerListStateHeading": "Service providers in {state}",
+            "categoryId": "FASTAG",
+            "iconUrl": "https://public-assets.prod.navi-sa.in/bbps/recharge_fastag_icon.png",
+            "order": 4,
+            "searchBoxPlaceholderText": "service providers",
+            "title": "Fastag recharge"
+          }
+        ],
+        "groupId": "Recharges",
+        "order": 1,
+        "title": "Recharges"
+      },
+      {
+        "categories": [
+          {
+            "billerListAllHeading": "All insurers",
+            "billerListStateHeading": "Insurers in {state}",
+            "categoryId": "INSURANCE",
+            "iconUrl": "https://public-assets.prod.navi-sa.in/bbps/finance_insurance_icon.png",
+            "order": 13,
+            "searchBoxPlaceholderText": "insurers",
+            "title": "LIC / Insurance"
+          },
+          {
+            "billerListAllHeading": "All lenders",
+            "billerListStateHeading": "Lenders in {state}",
+            "categoryId": "LOAN",
+            "iconUrl": "https://public-assets.prod.navi-sa.in/bbps/finance_loan_icon.png",
+            "order": 12,
+            "searchBoxPlaceholderText": "lenders",
+            "title": "Loan repayment"
+          },
+          {
+            "billerListAllHeading": "All billers",
+            "billerListStateHeading": "Billers in {state}",
+            "categoryId": "CREDIT-CARD",
+            "iconUrl": "https://public-assets.prod.navi-sa.in/bbps/finance_creditcard_icon.png",
+            "order": 11,
+            "searchBoxPlaceholderText": "billers",
+            "title": "Credit card"
+          }
+        ],
+        "groupId": "Finances",
+        "order": 3,
+        "title": "Finances"
+      },
+      {
+        "categories": [
+          {
+            "billerListAllHeading": "All billers",
+            "billerListStateHeading": "Billers in {state}",
+            "categoryId": "WATER",
+            "iconUrl": "https://public-assets.prod.navi-sa.in/bbps/utility_water_icon.png",
+            "order": 5,
+            "searchBoxPlaceholderText": "billers",
+            "title": "Water"
+          },
+          {
+            "billerListAllHeading": "All network operators",
+            "billerListStateHeading": "Network operators in {state}",
+            "categoryId": "BROADBAND POSTPAID",
+            "iconUrl": "https://public-assets.prod.navi-sa.in/bbps/utility_broadband_icon.png",
+            "order": 7,
+            "searchBoxPlaceholderText": "network operators",
+            "title": "Broadband"
+          },
+          {
+            "billerListAllHeading": "All service providers",
+            "billerListStateHeading": "Service providers in {state}",
+            "categoryId": "GAS",
+            "iconUrl": "https://public-assets.prod.navi-sa.in/bbps/utility_pipedgas_icon.png",
+            "order": 10,
+            "searchBoxPlaceholderText": "service providers",
+            "title": "Piped gas"
+          },
+          {
+            "billerListAllHeading": "All operators",
+            "billerListStateHeading": "Operators in {state}",
+            "categoryId": "CABLE",
+            "iconUrl": "https://public-assets.prod.navi-sa.in/bbps/recharge_cable.png",
+            "order": 9,
+            "searchBoxPlaceholderText": "operators",
+            "title": "Cable"
+          },
+          {
+            "billerListAllHeading": "All billers",
+            "billerListStateHeading": "Billers in {state}",
+            "categoryId": "ELECTRICITY",
+            "iconUrl": "https://public-assets.prod.navi-sa.in/bbps/utility_electricity_icon.png",
+            "order": 6,
+            "searchBoxPlaceholderText": "billers",
+            "title": "Electricity"
+          },
+          {
+            "billerListAllHeading": "All billers",
+            "billerListStateHeading": "Billers in {state}",
+            "categoryId": "LPG-GAS",
+            "iconUrl": "https://public-assets.prod.navi-sa.in/bbps/utility_cylinder_icon.png",
+            "order": 8,
+            "searchBoxPlaceholderText": "billers",
+            "title": "Book a cylinder"
+          }
+        ],
+        "groupId": "Utilities",
+        "order": 2,
+        "title": "Utilities"
+      }
+    ]
+  }
+}