Oasis 0.8.7 mobile (nodejs-project baseline)

src/models/exportmode_model.js

@@ -0,0 +1,52 @@
+const os = require('os');
+const fs = require('fs');
+const path = require('path');
+const archiver = require('../server/node_modules/archiver');
+
+module.exports = {
+  exportSSB: async (outputPath) => {
+    try {
+      const homeDir = os.homedir();
+      const ssbPath = path.join(homeDir, '.ssb');
+      const output = fs.createWriteStream(outputPath);
+      const archive = archiver('zip', {
+        zlib: { level: 9 }
+      });
+      archive.pipe(output);
+
+      const addDirectoryToArchive = (dirPath, archive) => {
+        const files = fs.readdirSync(dirPath);
+        let hasFiles = false;
+
+        files.forEach((file) => {
+          const filePath = path.join(dirPath, file);
+          const stat = fs.statSync(filePath);
+
+          if (file === 'secret') {
+            return;
+          }
+
+          if (stat.isDirectory()) {
+            addDirectoryToArchive(filePath, archive);
+            archive.directory(filePath, path.relative(ssbPath, filePath));
+            hasFiles = true;
+          } else {
+            archive.file(filePath, { name: path.relative(ssbPath, filePath) });
+            hasFiles = true;
+          }
+        });
+
+        if (!hasFiles) {
+          archive.directory(dirPath, path.relative(ssbPath, dirPath));
+        }
+      };
+
+      addDirectoryToArchive(ssbPath, archive);
+      await archive.finalize();
+
+      return outputPath;
+    } catch (error) {
+      throw new Error("Error exporting data: " + error.message);
+    }
+  }
+};