Expo plugin for OP-SQLite

expo-op-sqlite.plugin.js

const {
  withPodfileProperties,
  withDangerousMod,
} = require("@expo/config-plugins");
const fs = require("fs");
const path = require("path");

async function readFileAsync(path) {
  return fs.promises.readFile(path, "utf8");
}

async function saveFileAsync(path, content) {
  return fs.promises.writeFile(path, content, "utf8");
}

const withOpSqliteMods = (c) => {
  c = withStaticPreinstall(c);
  c = withUseThirdPartySQLitePod(c);
  return c;
};

const withUseThirdPartySQLitePod = (expoConfig) => {
  return withPodfileProperties(expoConfig, (config) => {
    config.modResults = {
      ...config.modResults,
      "expo.updates.useThirdPartySQLitePod": "true",
    };
    return config;
  });
};

const withStaticPreinstall = (c) => {
  return withDangerousMod(c, [
    "ios",
    async (config) => {
      const podfilePath = path.join(
        config.modRequest.platformProjectRoot,
        "Podfile",
      );

      const podfileContent = await readFileAsync(podfilePath);

      // Add pre_install hook:
      const preInstallHook = `

  pre_install do |installer|
    installer.pod_targets.each do |pod|
      if pod.name.eql?('op-sqlite')
        def pod.build_type
          Pod::BuildType.static_library
        end
      end
    end
  end`;

      if (!podfileContent.includes("pre_install")) {
        const updatedContent = podfileContent.replace(
          /(\n\s*end\s*)$/,
          `${preInstallHook}\n$1`,
        );

        await saveFileAsync(podfilePath, updatedContent);
      }

      return config;
    },
  ]);
};

module.exports = (config) => withOpSqliteMods(config);

Usage in app.config.ts:

import withOpSqlPlugin from "./plugins/expo-op-sqlite.plugin";
...
export default withOpSqlPlugin(config);