feat: add project releases view resolver (#563)

* feat: add project releases view resolver

* fix: lint

* fix: remove minTs

* run ci

* run ci

* Bump version up to 1.2.9

* run ci

---------

Co-authored-by: github-actions <41898282+github-actions[bot]@users.noreply.github.com>

Author: GeekaN2

README.md

@@ -25,7 +25,8 @@ To execute the request, enter it in the input field on the left and click on the
 On the right side you will see the result of the query.
 
 ## GraphQL Voyager
-You can view API Schema visualization in `/voyager` page in your browser. To see current production schema go to [here](https://api.beta.hawk.so/voyager)
+You can view API Schema visualization in `/voyager` page in your browser.
+To see current production schema go to [here](https://api.beta.hawk.so/voyager)
 
 ## Migrations
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "hawk.api",
-  "version": "1.2.8",
+  "version": "1.2.9",
   "main": "index.ts",
   "license": "BUSL-1.1",
   "scripts": {

src/resolvers/project.js

@@ -397,5 +397,80 @@ module.exports = {
 
       return factory.findChartData(days, timezoneOffset);
     },
+
+    /**
+     * Returns list of not archived releases with number of events that were introduced in this release
+     * We count events as new, cause payload.release only contain the same release name if the event is original
+     *
+     * @param {ProjectDBScheme} project - result of parent resolver
+     * @returns {Promise<Array<{release: string, timestamp: number, newEventsCount: number, commitsCount: number, filesCount: number}>>}
+     */
+    async releases(project) {
+      const releasesCollection = mongo.databases.events.collection('releases');
+
+      const pipeline = [
+        { $match: { projectId: project._id.toString() } },
+        {
+          $project: {
+            release: {
+              $convert: {
+                input: '$release',
+                to: 'string',
+                onError: '',
+                onNull: '',
+              },
+            },
+            commitsCount: { $size: { $ifNull: ['$commits', [] ] } },
+            filesCount: { $size: { $ifNull: ['$files', [] ] } },
+            _releaseIdSec: { $floor: { $divide: [ { $toLong: { $toDate: '$_id' } }, 1000] } },
+          },
+        },
+        {
+          $lookup: {
+            from: 'events:' + project._id,
+            let: { rel: '$release' },
+            pipeline: [
+              {
+                $match: {
+                  $expr: {
+                    $eq: [ {
+                      $convert: {
+                        input: '$payload.release',
+                        to: 'string',
+                        onError: '',
+                        onNull: '',
+                      },
+                    }, '$$rel'],
+                  },
+                },
+              },
+              {
+                $group: {
+                  _id: null,
+                  count: { $sum: 1 },
+                },
+              },
+            ],
+            as: 'eventAgg',
+          },
+        },
+        {
+          $project: {
+            _id: 0,
+            release: 1,
+            commitsCount: 1,
+            filesCount: 1,
+            newEventsCount: { $ifNull: [ { $arrayElemAt: ['$eventAgg.count', 0] }, 0] },
+            timestamp: '$_releaseIdSec',
+          },
+        },
+        { $sort: { _id: -1 } },
+      ];
+
+      const cursor = releasesCollection.aggregate(pipeline);
+      const result = await cursor.toArray();
+
+      return result;
+    },
   },
 };

src/typeDefs/project.ts

@@ -96,6 +96,36 @@ input EventsFiltersInput {
   ignored: Boolean
 }
 
+"""
+Aggregated release info for project events
+"""
+type ProjectRelease {
+  """
+  Release identifier
+  """
+  release: String!
+
+  """
+  First occurrence timestamp
+  """
+  timestamp: Float!
+
+  """
+  Number of new events introduced in this release
+  """
+  newEventsCount: Int!
+
+  """
+  Number of commits in this release
+  """
+  commitsCount: Int!
+
+  """
+  Number of files in this release
+  """
+  filesCount: Int!
+}
+
 """
 Respose object with updated project and his id
 """
@@ -253,6 +283,11 @@ type Project {
   Event grouping patterns
   """
   eventGroupingPatterns: [ProjectEventGroupingPattern]
+
+  """
+  List of releases with unique events count, commits count and files count
+  """
+  releases: [ProjectRelease!]!
 }
 
 extend type Query {