feat: basic playtime backend

server/prisma/models/client.prisma

@@ -1,7 +1,8 @@
 enum ClientCapabilities {
-    PeerAPI    @map("peerAPI") // other clients can use the HTTP API to P2P with this client
-    UserStatus @map("userStatus") // this client can report this user's status (playing, online, etc etc)
-    CloudSaves @map("cloudSaves") // ability to save to save slots
+    PeerAPI       @map("peerAPI") // other clients can use the HTTP API to P2P with this client
+    UserStatus    @map("userStatus") // this client can report this user's status (playing, online, etc etc)
+    CloudSaves    @map("cloudSaves") // ability to save to save slots
+    TrackPlaytime @map("trackPlaytime") // ability to track user playtime
 }
 
 // References a device
@@ -18,4 +19,4 @@ model Client {
 
     lastAccessedSaves SaveSlot[]
     tokens            APIToken[]
-}
+}

server/prisma/models/content.prisma

@@ -36,6 +36,7 @@ model Game {
     saves       SaveSlot[]
     screenshots Screenshot[]
     tags        Tag[]
+    playtime    Playtime[]
 
     developers Company[] @relation(name: "developers")
     publishers Company[] @relation(name: "publishers")
@@ -124,6 +125,21 @@ model Screenshot {
     @@index([userId])
 }
 
+model Playtime {
+    gameId String
+    game   Game   @relation(fields: [gameId], references: [id], onDelete: Cascade)
+    userId String
+    user   User   @relation(fields: [userId], references: [id], onDelete: Cascade)
+
+    seconds Int // seconds user has spent playing the game
+
+    updatedAt DateTime @updatedAt @db.Timestamptz(6)
+    createdAt DateTime @default(now()) @db.Timestamptz(6)
+
+    @@id([gameId, userId])
+    @@index([userId])
+}
+
 model Company {
     id String @id @default(uuid())
 

server/prisma/models/user.prisma

@@ -19,6 +19,7 @@ model User {
 
     saves       SaveSlot[]
     screenshots Screenshot[]
+    playtime    Playtime[]
 }
 
 model Notification {