Add timeline read markers API (#11762)

Fix #4093

2 files changed, 27 insertions, 1 deletions

diff --git a/db/migrate/20190904222339_create_markers.rb b/db/migrate/20190904222339_create_markers.rb
new file mode 100644
index 000000000..71ca70ac3
--- /dev/null
+++ b/db/migrate/20190904222339_create_markers.rb
@@ -0,0 +1,14 @@
+class CreateMarkers < ActiveRecord::Migration[5.2]
+  def change
+    create_table :markers do |t|
+      t.references :user, foreign_key: { on_delete: :cascade, index: false }
+      t.string :timeline, default: '', null: false
+      t.bigint :last_read_id, default: 0, null: false
+      t.integer :lock_version, default: 0, null: false
+
+      t.timestamps
+    end
+
+    add_index :markers, [:user_id, :timeline], unique: true
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 5576f70bf..834dddd7b 100644
--- a/db/schema.rb
+++ b/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: 2019_09_01_040524) do
+ActiveRecord::Schema.define(version: 2019_09_04_222339) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -366,6 +366,17 @@ ActiveRecord::Schema.define(version: 2019_09_01_040524) do
     t.index ["account_id"], name: "index_lists_on_account_id"
   end
 
+  create_table "markers", force: :cascade do |t|
+    t.bigint "user_id"
+    t.string "timeline", default: "", null: false
+    t.bigint "last_read_id", default: 0, null: false
+    t.integer "lock_version", default: 0, null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["user_id", "timeline"], name: "index_markers_on_user_id_and_timeline", unique: true
+    t.index ["user_id"], name: "index_markers_on_user_id"
+  end
+
   create_table "media_attachments", force: :cascade do |t|
     t.bigint "status_id"
     t.string "file_file_name"
@@ -791,6 +802,7 @@ ActiveRecord::Schema.define(version: 2019_09_01_040524) do
   add_foreign_key "list_accounts", "follows", on_delete: :cascade
   add_foreign_key "list_accounts", "lists", on_delete: :cascade
   add_foreign_key "lists", "accounts", on_delete: :cascade
+  add_foreign_key "markers", "users", on_delete: :cascade
   add_foreign_key "media_attachments", "accounts", name: "fk_96dd81e81b", on_delete: :nullify
   add_foreign_key "media_attachments", "scheduled_statuses", on_delete: :nullify
   add_foreign_key "media_attachments", "statuses", on_delete: :nullify