Support video views/viewers stats in server

 * Add "currentTime" and "event" body params to view endpoint
 * Merge watching and view endpoints
 * Introduce WatchAction AP activity
 * Add tables to store viewer information of local videos
 * Add endpoints to fetch video views/viewers stats of local videos
 * Refactor views/viewers handlers
 * Support "views" and "viewers" counters for both VOD and live videos

1 files changed, 52 insertions, 0 deletions

diff --git a/server/initializers/migrations/0705-local-video-viewers.ts b/server/initializers/migrations/0705-local-video-viewers.ts
new file mode 100644
index 000000000..123402641
--- /dev/null
+++ b/server/initializers/migrations/0705-local-video-viewers.ts
@@ -0,0 +1,52 @@
+import * as Sequelize from 'sequelize'
+
+async function up (utils: {
+  transaction: Sequelize.Transaction
+  queryInterface: Sequelize.QueryInterface
+  sequelize: Sequelize.Sequelize
+  db: any
+}): Promise<void> {
+  const { transaction } = utils
+
+  {
+    const query = `
+    CREATE TABLE IF NOT EXISTS "localVideoViewer" (
+      "id" serial,
+      "startDate" timestamp with time zone NOT NULL,
+      "endDate" timestamp with time zone NOT NULL,
+      "watchTime" integer NOT NULL,
+      "country" varchar(255),
+      "uuid" uuid NOT NULL,
+      "url" varchar(255) NOT NULL,
+      "videoId" integer NOT NULL REFERENCES "video" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
+      "createdAt" timestamp with time zone NOT NULL,
+      PRIMARY KEY ("id")
+    );
+    `
+    await utils.sequelize.query(query, { transaction })
+  }
+
+  {
+    const query = `
+    CREATE TABLE IF NOT EXISTS "localVideoViewerWatchSection" (
+      "id" serial,
+      "watchStart" integer NOT NULL,
+      "watchEnd" integer NOT NULL,
+      "localVideoViewerId" integer NOT NULL REFERENCES "localVideoViewer" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
+      "createdAt" timestamp with time zone NOT NULL,
+      PRIMARY KEY ("id")
+    );
+    `
+    await utils.sequelize.query(query, { transaction })
+  }
+
+}
+
+function down () {
+  throw new Error('Not implemented.')
+}
+
+export {
+  up,
+  down
+}