Using simpler form of getMetaModel

Author: zubairov

lib/actions/insert.js

@@ -18,7 +18,7 @@ function init(cfg) {
     return co(function* gen() {
         console.log('Connecting to the database uri=%s', conString);
         const connection = new cosql.Connection(conString);
-        // Always attach an error listener
+    // Always attach an error listener
         connection.on('error', (err) => this.emit('error', err));
         let sql = cfg.query;
         yield connection.connect();
@@ -27,7 +27,7 @@ function init(cfg) {
         console.log('Found following prepared variable:type pairs=%j', vars);
         pstmt = new cosql.PreparedStatement(connection);
         for (const tuple of vars) {
-            const [placeholder,type] = tuple.split(':');
+            const [placeholder, type] = tuple.split(':');
             const name = placeholder.substr(1);
             switch (type) {
                 case 'string':
@@ -48,8 +48,8 @@ function init(cfg) {
                 default:
                     console.log('WARNING: Can figure out the type key=%s type=%s', name, type);
             }
-            // Now let's remove all :string :boolean :date etc to the name only
-            sql = sql.replace(tuple,placeholder);
+      // Now let's remove all :string :boolean :date etc to the name only
+            sql = sql.replace(tuple, placeholder);
         }
         console.log('Resulting SQL=%s', sql);
         yield pstmt.prepare(sql);
@@ -62,37 +62,35 @@ function init(cfg) {
  *
  * @param cfg
  */
-function getMetaModel(cfg) {
-  return co(function* gen() {
+function getMetaModel(cfg, cb) {
     const sql = cfg.query;
     const result = {
-      in : {
-        type: 'object',
-        properties : {}
-      },
-      out : {}
+        in: {
+            type: 'object',
+            properties: {}
+        },
+        out: {}
     };
     if (sql && sql.length > 0) {
-      const vars = sql.match(VARS_REGEXP);
-      const fields = result.in.properties;
-      for(const tuple of vars) {
-        const [key,type] = tuple.split(':');
-        let jsType = 'string';
-        switch(type) {
-          case 'date':
-            jsType = 'string';
-            break;
-          case 'bigint':
-            jsType = 'number';
-            break;
+        const vars = sql.match(VARS_REGEXP);
+        const fields = result.in.properties;
+        for (const tuple of vars) {
+            const [key, type] = tuple.split(':');
+            let jsType = 'string';
+            switch (type) {
+                case 'date':
+                    jsType = 'string';
+                    break;
+                case 'bigint':
+                    jsType = 'number';
+                    break;
+            }
+            fields[key.substr(1)] = {
+                type: jsType
+            };
         }
-        fields[key.substr(1)] = {
-          type : jsType
-        };
-      }
     }
-    return result;
-  });
+    cb(null, result);
 }
 
 /**