feat(api): add metaCount method for getting records count

Signed-off-by: Pranav C <pranavxc@gmail.com>

packages/nocodb/src/lib/meta/NcMetaIO.ts

@@ -162,6 +162,16 @@ export default abstract class NcMetaIO {
     }
   ): Promise<any[]>;
 
+  public abstract metaCount(
+    project_id: string,
+    base_id: string,
+    target: string,
+    args?: {
+      condition?: { [key: string]: any };
+      xcCondition?: XcCondition;
+    }
+  ): Promise<number>;
+
   public abstract metaPaginatedList(
     project_id: string,
     dbAlias: string,

packages/nocodb/src/lib/meta/NcMetaIOImpl.ts

@@ -366,6 +366,38 @@ export default class NcMetaIOImpl extends NcMetaIO {
     return query;
   }
 
+
+  public async metaCount(
+    project_id: string,
+    dbAlias: string,
+    target: string,
+    args?: {
+      condition?: { [p: string]: any };
+      xcCondition?;
+    }
+  ): Promise<number> {
+    const query = this.knexConnection(target);
+
+    if (project_id !== null && project_id !== undefined) {
+      query.where('project_id', project_id);
+    }
+    if (dbAlias !== null && dbAlias !== undefined) {
+      query.where('base_id', dbAlias);
+    }
+
+    if (args?.condition) {
+      query.where(args.condition);
+    }
+
+    if (args?.xcCondition) {
+      (query as any).condition(args.xcCondition);
+    }
+
+    query.count('id', { as: 'count' }).first();
+
+    return +(await query)?.['count'] || 0;
+  }
+
   public async metaUpdate(
     project_id: string,
     dbAlias: string,