Add replaceInFile for android modules

ern-container-gen-android/src/AndroidGenerator.ts

@@ -23,6 +23,7 @@ import {
 
 import _ from 'lodash'
 import path from 'path'
+import fs from 'fs'
 import readDir from 'fs-readdir-recursive'
 
 const PATH_TO_TEMPLATES_DIR = path.join(__dirname, 'templates')
@@ -106,6 +107,7 @@ export default class AndroidGenerator implements ContainerGenerator {
     const injectPluginsTaskMsg = 'Injecting Native Dependencies'
     const injectPluginsKaxTask = kax.task(injectPluginsTaskMsg)
 
+    const replacements: Array<() => void> = []
     const dependencies: AndroidDependencies = {
       annotationProcessor: [],
       files: [],
@@ -183,6 +185,24 @@ export default class AndroidGenerator implements ContainerGenerator {
             )
           }
 
+          const { replaceInFile } = pluginConfig.android
+          if (replaceInFile && Array.isArray(replaceInFile)) {
+            for (const r of replaceInFile) {
+              replacements.push(() => {
+                log.debug(`Performing string replacement on ${r.path}`)
+                const pathToFile = path.join(config.outDir, r.path)
+                const fileContent = fs.readFileSync(pathToFile, 'utf8')
+                const patchedFileContent = fileContent.replace(
+                  RegExp(r.string, 'g'),
+                  r.replaceWith
+                )
+                fs.writeFileSync(pathToFile, patchedFileContent, {
+                  encoding: 'utf8',
+                })
+              })
+            }
+          }
+
           if (pluginConfig.android.dependencies) {
             const transitivePrefix = 'transitive:'
             const filesPrefix = 'files'
@@ -286,6 +306,10 @@ export default class AndroidGenerator implements ContainerGenerator {
         pathToOutputActivityFile
       )
     }
+
+    for (const perform of replacements) {
+      perform()
+    }
   }
 
   public buildImplementationStatements(