added plugins

plugins/dbgate-plugin-mongo/src/backend/Analyser.js

@@ -0,0 +1,24 @@
+const { DatabaseAnalyser } = require('dbgate-tools');
+
+class Analyser extends DatabaseAnalyser {
+  constructor(pool, driver) {
+    super(pool, driver);
+  }
+
+  async _runAnalysis() {
+    const collections = await this.pool.__getDatabase().listCollections().toArray();
+
+    const res = this.mergeAnalyseResult(
+      {
+        collections: collections.map((x) => ({
+          pureName: x.name,
+        })),
+      },
+      (x) => x.pureName
+    );
+    // console.log('MERGED', res);
+    return res;
+  }
+}
+
+module.exports = Analyser;