Updated MG session acquisition.

src/web/postgraphile.js

@@ -7,6 +7,7 @@ const { postgraphile } = require('postgraphile');
 const PgConnectionFilterPlugin = require('postgraphile-plugin-connection-filter');
 const PgSimplifyInflectorPlugin = require('@graphile-contrib/pg-simplify-inflector');
 const PgOrderByRelatedPlugin = require('@graphile-contrib/pg-order-by-related');
+const PgAggregatesPlugin = require('@graphile/pg-aggregates').default;
 
 const { ActorPlugins, SitePlugins, ReleasePlugins, MediaPlugins } = require('./plugins/plugins');
 
@@ -18,6 +19,30 @@ async function pgSettings(req) {
 	};
 }
 
+// console.log(PgAggregatesPlugin);
+
+const TagsAggregatePlugin = (builder) => {
+	builder.hook('build', (build) => {
+		const pgAggregateSpecs = [
+			{
+				id: 'tags',
+				humanLabel: 'tags',
+				HumanLabel: 'Tags',
+				sqlAggregateWrap: (sqlFrag) => {
+					console.log('sql frag', sqlFrag);
+					return build.pgSql.fragment`sum(${sqlFrag})`;
+				},
+				isSuitableType: (pgType) => {
+					// console.log('pg type', pgType);
+					return pgType.category === 'N';
+				},
+			},
+		];
+
+		build.pgAggregateSpecs = pgAggregateSpecs; // eslint-disable-line no-param-reassign
+	});
+};
+
 module.exports = postgraphile(
 	connectionString,
 	'public',
@@ -38,11 +63,13 @@ module.exports = postgraphile(
 		appendPlugins: [
 			PgSimplifyInflectorPlugin,
 			PgConnectionFilterPlugin,
+			PgAggregatesPlugin,
 			PgOrderByRelatedPlugin,
 			...ActorPlugins,
 			...SitePlugins,
 			...ReleasePlugins,
 			...MediaPlugins,
+			TagsAggregatePlugin,
 		],
 		pgSettings,
 	},