async/await

routes/project.ts

 //const SamlStrategy = require('passport-saml').Strategy
-import async from 'async'
 import methods from '../functions/methods'
 import gitlab from '../functions/gitlab'
 import helpers from '../functions/helpers'
@@ -12,81 +11,64 @@ module.exports = function (app:any, lang:string) {
     res.render(lang+'/project/project-simplified')
   })
 
-  app.get('/mailinglists', function (req:any, res:any) {
-    async.waterfall([
-      function(done:any) {
-        methods.getAllMailinglists(function(mailinglistOverview:any, err:any) {
-          if (!err) {
-            done(err, mailinglistOverview)
-          }
-        })
-      },
-      // create JSON object of mailinglists for front-end
-      function(mailinglistOverview:any) {
-        var allMailingLists = []  // JSON object
-        for (let i = 0; i < mailinglistOverview.length; i++) {
-          // add data to JSON object
-          allMailingLists.push({
-            id: mailinglistOverview[i].id,
-            name: mailinglistOverview[i].name,
-            src: mailinglistOverview[i].src,
-            projectstatus: mailinglistOverview[i].projectstatus,
-            project_title: mailinglistOverview[i].project_title,
-            keywords: mailinglistOverview[i].keywords
-          });
-        }
-
-        res.render(lang+'/project/mailinglists', {
-          //isUserAuthenticated: req.isAuthenticated(),
-          //user: req.user,
-          mailinglists: allMailingLists
+  app.get('/mailinglists', async function (req:any, res:any) {
+    let mailList = await methods.getAllMailinglists()
+    if (mailList) {
+      let allMailingLists = []  // JSON object
+      for (let i = 0; i < mailList.length; i++) {
+        // add data to JSON object
+        allMailingLists.push({
+          id: mailList[i].id,
+          name: mailList[i].name,
+          src: mailList[i].src,
+          projectstatus: mailList[i].projectstatus,
+          project_title: mailList[i].project_title,
+          keywords: mailList[i].keywords
         });
       }
-    ])
+
+      res.render(lang+'/project/mailinglists', {
+        //isUserAuthenticated: req.isAuthenticated(),
+        //user: req.user,
+        mailinglists: allMailingLists
+      });
+    } else {
+      res.render(lang+'/project/mailinglists', {
+        //isUserAuthenticated: req.isAuthenticated(),
+        //user: req.user,
+        mailinglists: null
+      })
+    }
   })
 
-  app.get('/projectoverview', function(req:any, res:any){
-    async.waterfall([
-      function(done:any) {
-        methods.getProjectOverviewById(req.query.projectID, function(projectOverview:any, err:any) {
-          if (!err) {
-            done(err, projectOverview)
-          }
-        })
-      },
-      function(projectOverview:any, done:any){
-        methods.getProjectImagesById(req.query.projectID, function(projectImages:any, err:any) {
-          if (!err) {
-            done(err, projectImages, projectOverview)
-          }
-        })
-      },
-      // render projectOverview page
-      function(projectImages:any, projectOverview:any) {
-        //console.log(projectImages)
-        let partnerWebsites = helpers.stringToArray(projectOverview[0].partner_website)
-        let partnerNames = helpers.stringToArray(projectOverview[0].partner_name)
-        let awardSites = helpers.stringToArray(projectOverview[0].award_website)
-        let awardNames = helpers.stringToArray(projectOverview[0].award_name)
-        let sponsorWebsites = helpers.stringToArray(projectOverview[0].sponsor_website)
-        let sponsorImgs = helpers.stringToArray(projectOverview[0].sponsor_img)
-        let sponsorNames = helpers.stringToArray(projectOverview[0].sponsor_name)
-
-        res.render(lang+'/project/projectOverview', {
-          //isUserAuthenticated: req.isAuthenticated(),
-          //user: req.user,
-          projectOV: projectOverview,
-          projectImgs: projectImages,
-          partnerWS: partnerWebsites,
-          partnerN: partnerNames,
-          awardWS: awardSites,
-          awardN: awardNames,
-          sponsorWS: sponsorWebsites,
-          sponsorIMG: sponsorImgs,
-          sponsorN: sponsorNames
-        });
-      }
-    ])
+  app.get('/projectoverview', async function(req:any, res:any){
+    let projectOverview = await methods.getProjectOverviewById(req.query.projectID)
+    if (projectOverview.length > 0) {
+      let partnerWebsites = helpers.stringToArray(projectOverview[0].partner_website)
+      let partnerNames = helpers.stringToArray(projectOverview[0].partner_name)
+      let awardSites = helpers.stringToArray(projectOverview[0].award_website)
+      let awardNames = helpers.stringToArray(projectOverview[0].award_name)
+      let sponsorWebsites = helpers.stringToArray(projectOverview[0].sponsor_website)
+      let sponsorImgs = helpers.stringToArray(projectOverview[0].sponsor_img)
+      let sponsorNames = helpers.stringToArray(projectOverview[0].sponsor_name)
+
+      let projectImages = await methods.getProjectImagesById(req.query.projectID)
+      res.render(lang+'/project/projectOverview', {
+        //isUserAuthenticated: req.isAuthenticated(),
+        //user: req.user,
+        projectOV: projectOverview,
+        projectImgs: projectImages,
+        partnerWS: partnerWebsites,
+        partnerN: partnerNames,
+        awardWS: awardSites,
+        awardN: awardNames,
+        sponsorWS: sponsorWebsites,
+        sponsorIMG: sponsorImgs,
+        sponsorN: sponsorNames
+      });
+    } else {
+      res.redirect('/')
+    }
   })
 
   // Projektdaten