Fix extract script

Author: alex35mil

examples/TranslationsExtractor.re

@@ -0,0 +1,46 @@
+const fs = require("fs");
+const cp = require("child_process");
+const path = require("path");
+
+const locales = [
+  "en",
+  "ru",
+];
+
+const cwd = process.cwd();
+const src = path.join(cwd, "examples");
+const bin = path.join(cwd, "node_modules", ".bin", "bs-react-intl-extractor");
+
+console.log(`=== ⏳  Extracting messages...`);
+const extracted = JSON.parse(cp.execSync(`${bin} --allow-duplicates ${src}`));
+console.log(`=== ✅  Extracting messages... done.`);
+
+for (const locale of locales) {
+  console.log(`\n=== ⏳  Updating ${locale} translation...`);
+  const file = path.join(src, "translations", `${locale}.json`);
+
+  let content;
+  try {
+    content = JSON.parse(fs.readFileSync(file));
+  } catch(error) {
+    if (error.code === "ENOENT") {
+      console.log(`=== ⚠️  Translation for ${locale} wasn't found. Creating new one.`);
+      content = [];
+    } else {
+      throw error;
+    }
+  }
+
+  const cache = content.reduce(
+    (acc, msg) => ({ ...acc, [msg.id]: msg }),
+    {},
+  );
+  const messages = extracted.map(msg => ({
+    id: msg.id,
+    defaultMessage: msg.defaultMessage,
+    message: cache[msg.id] && cache[msg.id].message ? cache[msg.id].message : "",
+  }));
+
+  fs.writeFileSync(file, JSON.stringify(messages, null, 2) + "\n");
+  console.log(`=== ✅  Updating ${locale} translation... done.`);
+}

examples/extractor/index.js

@@ -10,7 +10,7 @@
     "build": "bsb -clean-world -make-world",
     "watch": "bsb -clean-world -make-world -w",
     "clean": "bsb -clean-world",
-    "extract": "node examples/TranslationsExtractor.bs.js",
+    "extract": "node examples/extractor",
     "preextract": "yarn run build",
     "format": "bsrefmt --in-place **/*.re",
     "test": "exit 0",