feat: Enable Slack Integration in all channels (#1175)

db/migrate/20200828175931_add_external_source_ids_to_messages.rb

@@ -0,0 +1,16 @@
+class AddExternalSourceIdsToMessages < ActiveRecord::Migration[6.0]
+  def change
+    add_column :messages, :external_source_ids, :jsonb, default: {}
+    migrate_slack_external_source_ids
+  end
+
+  def migrate_slack_external_source_ids
+    Message.where('source_id LIKE ?', 'slack_%').find_in_batches do |message_batch|
+      message_batch.each do |message|
+        message.external_source_id_slack = message.source_id.split('slack_')[1]
+        message.source_id = nil
+        message.save!
+      end
+    end
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2020_08_19_190629) do
+ActiveRecord::Schema.define(version: 2020_08_28_175931) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_stat_statements"
@@ -328,6 +328,7 @@ ActiveRecord::Schema.define(version: 2020_08_19_190629) do
     t.json "content_attributes", default: {}
     t.string "sender_type"
     t.bigint "sender_id"
+    t.jsonb "external_source_ids", default: {}
     t.index ["account_id"], name: "index_messages_on_account_id"
     t.index ["conversation_id"], name: "index_messages_on_conversation_id"
     t.index ["inbox_id"], name: "index_messages_on_inbox_id"