Progress with DMs

Progress with DMs

db/migrate/20201203211403_add_unread_count_to_chat_conversation_accounts.rb

@@ -0,0 +1,10 @@
+class AddUnreadCountToChatConversationAccounts < ActiveRecord::Migration[5.2]
+  def up
+    add_column :chat_conversation_accounts, :unread_count, :bigint
+    change_column_default :chat_conversation_accounts, :unread_count, 0
+  end
+
+  def down
+    remove_column :chat_conversation_accounts, :unread_count
+  end
+end

db/migrate/20201203211419_remove_is_unread_from_chat_conversation_accounts.rb

@@ -0,0 +1,5 @@
+class RemoveIsUnreadFromChatConversationAccounts < ActiveRecord::Migration[5.2]
+  def change
+    safety_assured { remove_column :chat_conversation_accounts, :is_unread }
+  end
+end

db/migrate/20201203211614_add_expires_at_to_chat_messages.rb

@@ -0,0 +1,5 @@
+class AddExpiresAtToChatMessages < ActiveRecord::Migration[5.2]
+  def change
+    add_column :chat_messages, :expires_at, :datetime, null: true, default: nil
+  end
+end

db/migrate/20201203213059_backfill_add_unread_count_to_chat_conversation_accounts.rb

@@ -0,0 +1,10 @@
+class BackfillAddUnreadCountToChatConversationAccounts < ActiveRecord::Migration[5.2]
+  disable_ddl_transaction!
+
+  def change
+    ChatConversationAccount.in_batches do |relation| 
+      relation.update_all unread_count: 0
+      sleep(0.1)
+    end
+  end
+end

db/migrate/20201203213108_add_unread_count_to_chat_conversation_accounts_not_null.rb

@@ -0,0 +1,5 @@
+class AddUnreadCountToChatConversationAccountsNotNull < ActiveRecord::Migration[5.2]
+  def change
+    change_column_null :chat_conversation_accounts, :unread_count, false
+  end
+end

db/migrate/20201203214600_add_chat_message_expiration_policy_to_chat_conversation_accounts.rb

@@ -0,0 +1,5 @@
+class AddChatMessageExpirationPolicyToChatConversationAccounts < ActiveRecord::Migration[5.2]
+  def change
+    add_column :chat_conversation_accounts, :chat_message_expiration_policy, :string, null: true, default: nil
+  end
+end