ci: automatically send a slack message for new releases

.circleci/config.yml

@@ -5,6 +5,7 @@ orbs:
   flutter: circleci/[email protected]
   node: circleci/[email protected]
   advanced-checkout: vsco/[email protected]
+  slack: circleci/[email protected]
 
 commands:
   setup_flutter:
@@ -103,6 +104,37 @@ commands:
             - run:
                 name: Build Pigeons
                 command: dart run build_runner build --delete-conflicting-outputs
+  notify_slack_with_release:
+    steps:
+      - slack/notify:
+          channel: C8PDY2Q8H
+          event: pass
+          custom: |
+            {
+            	"blocks": [
+            		{
+                        "type": "section",
+                        "text": {
+                            "type": "mrkdwn",
+                            "text": ":flutter: Flutter `v$(./scripts/releases/get_sdk_version.sh)` is released by <@$(./scripts/releases/get_job_approver.sh)> 🚀"
+                        }
+                    },
+            		{
+                        "type": "section",
+                        "text": {
+                          "type": "mrkdwn",
+                          "text": "$(./scripts/releases/get_release_notes.sh)"
+                        }
+                    },
+                    {
+                        "type": "section",
+                        "text": {
+                          "type": "mrkdwn",
+                          "text": "cc: <@U5697F4EL> @support_team <@ULDFCC09J>"
+                        }
+                    }
+                ]
+            }
 
 jobs:
   danger:
@@ -278,6 +310,13 @@ jobs:
           working_directory: project
           command: Escape flutter publish
 
+  release_slack_notification:
+    docker:
+      - image: cimg/base:current
+    steps:
+      - advanced-checkout/shallow-checkout
+      - notify_slack_with_release
+
 workflows:
   version: 2
   build-test-and-approval-deploy:
@@ -324,4 +363,8 @@ workflows:
             - hold_release
           filters:
             branches:
-              only: master
+              only: master
+      - release_slack_notification:
+          requires:
+            - release
+          context: slack-app

scripts/releases/changelog_to_slack_formatter.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+input=$(cat)
+
+input=$(sed -E \
+          -e 's/\[([^]]+)\]\(([^)]+)\)/<\2|\1>/g' \
+          -e 's/^#{1,6}[[:space:]]*([^[:space:]].*)$/\*\1\*/' \
+          -e 's/^- /• /' <<< "$input")
+
+echo "$input"

scripts/releases/get_job_approver.sh

@@ -0,0 +1,17 @@
+jobsJson=$(curl -s -X GET "https://circleci.com/api/v2/workflow/$CIRCLE_WORKFLOW_ID/job" --header "Circle-Token: $CIRCLE_TOKEN")
+
+job=$(jq '.items[] | select(.name == "hold_release_slack_notification")' <<< "$jobsJson")
+
+approver_id=$(jq '.approved_by' <<< "$job")
+
+approver_id=$(tr -d '"' <<< "$approver_id")
+
+user=$(curl -s -X GET "https://circleci.com/api/v2/user/$approver_id" --header "Circle-Token: $CIRCLE_TOKEN")
+
+username=$(jq '.login' <<< "$user")
+
+username=$(tr -d '"' <<< "$username")
+
+slack_id=$(./scripts/releases/get_slack_id_from_username.sh "$username")
+
+echo "$slack_id"

scripts/releases/get_release_notes.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+latest_release=""
+capturing=false
+
+while IFS= read -r line; do
+  if [[ "$line" == "## ["* ]]; then
+      if $capturing; then
+        break
+      fi
+  fi
+
+  if [[ "$line" == "### "* ]]; then
+    capturing=true
+  fi
+
+  if $capturing; then
+    line=$(./scripts/releases/changelog_to_slack_formatter.sh <<< "$line")
+    latest_release+="$line\n"
+  fi
+done < CHANGELOG.md
+
+echo "$latest_release"

scripts/releases/get_sdk_version.sh

@@ -0,0 +1,5 @@
+sdk_version=$(grep -i 'version' pubspec.yaml) #version: xx.x.x+x
+sdk_version=$(cut -f2 -d' ' <<<  $sdk_version) #xx.x.x+x
+sdk_version=$(cut -f1 -d'+' <<< $sdk_version) #xx.x.x
+
+echo "$sdk_version"

scripts/releases/get_slack_id_from_username.sh

@@ -0,0 +1,24 @@
+github_username=$1
+
+case $github_username in
+    'mzelzoghbi')
+        sid='U5697F4EL'
+        ;;
+    'AndrewAminInstabug')
+        sid='U06JVRNMKE1'
+        ;;
+    'ahmedAlaaInstabug')
+        sid='U06AE2G1161'
+        ;;
+    'kholood-ea')
+        sid='U06SU2QR280'
+        ;;
+   'AyaMahmoud148')
+        sid='U07GZSURC8K'
+        ;;
+    'MoKamall')
+        sid='U06JHDS3JJK'
+        ;;
+    *)
+esac
+echo "$sid"