withPlaid.ts

// Expo config plugin for Plaid SDK
// Adds Plaid support to managed expo apps using the dev client
//
// https://docs.expo.dev/guides/config-plugins/
// https://github.com/plaid/react-native-plaid-link-sdk#android-setup

import { ExpoConfig } from "@expo/config";
import {
  ConfigPlugin,
  withAppBuildGradle,
  withMainApplication,
  withPlugins,
  withSettingsGradle,
} from "@expo/config-plugins";
import { mergeContents } from "@expo/config-plugins/build/utils/generateCode";

const withPlaidGradleBuild: ConfigPlugin = (config: ExpoConfig) =>
  withAppBuildGradle(config, (gradleConfig) => {
    gradleConfig.modResults.contents = mergeContents({
      tag: "plaid-gradle–build",
      src: gradleConfig.modResults.contents,
      newSrc: `
      implementation project(':react-native-plaid-link-sdk') 
      `,
      anchor: /dependencies/,
      offset: 1,
      comment: "//",
    }).contents;
    return gradleConfig;
  });

const withPlaidGradleSettings: ConfigPlugin = (config: ExpoConfig) =>
  withSettingsGradle(config, (gradleConfig) => {
    gradleConfig.modResults.contents = mergeContents({
      tag: "plaid-gradle-settings",
      src: gradleConfig.modResults.contents,
      newSrc: `
      include ':react-native-plaid-link-sdk'
      project(':react-native-plaid-link-sdk').projectDir = new File(rootProject.projectDir, '../node_modules/react-native-plaid-link-sdk/android')
      `,
      anchor: /include ':app'/,
      offset: -1,
      comment: "//",
    }).contents;
    return gradleConfig;
  });

const withPlaidApplication: ConfigPlugin = (config) =>
  withMainApplication(config, (appConfig) => {
    let contents = appConfig.modResults.contents;
    contents = mergeContents({
      tag: "plaid-app-imports",
      src: contents,
      newSrc: `
      import com.plaid.PlaidPackage;`,
      anchor: /import java.lang.reflect.InvocationTargetException/,
      offset: 1,
      comment: "//",
    }).contents;
    contents = mergeContents({
      tag: "plaid-app-package",
      src: contents,
      newSrc: "packages.add(new PlaidPackage());",
      anchor: /new PackageList/,
      offset: 1,
      comment: "//",
    }).contents;
    appConfig.modResults.contents = contents;
    return appConfig;
  });

const withPlaid: ConfigPlugin = (config) =>
  withPlugins(config, [
    withPlaidGradleBuild,
    withPlaidGradleSettings,
    withPlaidApplication,
  ]);

export default withPlaid;