Add a refresh() method to db.project.summary

lib/www/server/lib/db/project/summary/index.js

@@ -1,3 +1,4 @@
 module.exports = {
 	get: require('./get'),
+	refresh: require('./refresh')
 };

lib/www/server/lib/db/project/summary/refresh.js

@@ -0,0 +1,23 @@
+const { setSurvey } = require('../../connection');
+
+async function refresh (projectId, opts = {}) {
+	try {
+		const client = await setSurvey(projectId);
+
+		const text = `
+			REFRESH MATERIALIZED VIEW project_summary;
+		`;
+
+		const res = await client.query(text);
+		client.release();
+		return res.rows[0];
+	} catch (err) {
+		if (err.code == "42P01") {
+			throw { status: 404, message: "Not found" };
+		} else {
+			throw err;
+		}
+	}
+}
+
+module.exports = refresh;