add vote table (IT-Academy-BCN#207)

back/prisma/migrations/20230428132132_add_vote/migration.sql

@@ -0,0 +1,16 @@
+-- CreateTable
+CREATE TABLE "vote" (
+    "user_id" TEXT NOT NULL,
+    "resource_id" TEXT NOT NULL,
+    "vote" SMALLINT NOT NULL,
+    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updated_at" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "vote_pkey" PRIMARY KEY ("user_id","resource_id")
+);
+
+-- AddForeignKey
+ALTER TABLE "vote" ADD CONSTRAINT "vote_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "user"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "vote" ADD CONSTRAINT "vote_resource_id_fkey" FOREIGN KEY ("resource_id") REFERENCES "resource"("id") ON DELETE RESTRICT ON UPDATE CASCADE;

back/prisma/schema.prisma

@@ -8,19 +8,20 @@ datasource db {
 }
 
 model User {
-  id        String      @id @default(cuid())
-  email     String      @unique
-  dni       String      @unique @db.VarChar(10)
+  id        String           @id @default(cuid())
+  email     String           @unique
+  dni       String           @unique @db.VarChar(10)
   password  String
   name      String
-  status    USER_STATUS @default(INACTIVE)
-  role      USER_ROLE   @default(REGISTERED)
+  status    USER_STATUS      @default(INACTIVE)
+  role      USER_ROLE        @default(REGISTERED)
   resources Resource[]
   media     Media[]
   favorite  Favorites[]
   viewed    ViewedResource[]
-  createdAt DateTime    @default(now()) @map("created_at")
-  updatedAt DateTime    @updatedAt @map("updated_at")
+  vote      Vote[]
+  createdAt DateTime         @default(now()) @map("created_at")
+  updatedAt DateTime         @updatedAt @map("updated_at")
 
   @@map("user")
 }
@@ -44,6 +45,7 @@ model Resource {
   topics       TopicsOnResources[]
   favorites    Favorites[]
   viewed       ViewedResource[]
+  vote         Vote[]
   user         User                @relation(fields: [userId], references: [id])
   userId       String              @map("user_id")
   createdAt    DateTime            @default(now()) @map("created_at")
@@ -103,24 +105,37 @@ model TopicsOnResources {
 }
 
 model Favorites {
-  user        User          @relation(fields: [userId], references: [id])
-  userId      String        @map("user_id")
-  resource    Resource      @relation(fields: [resourceId], references: [id])
-  resourceId  String        @map("resource_id")
-  createdAt   DateTime      @default(now()) @map("created_at")
+  user       User     @relation(fields: [userId], references: [id])
+  userId     String   @map("user_id")
+  resource   Resource @relation(fields: [resourceId], references: [id])
+  resourceId String   @map("resource_id")
+  createdAt  DateTime @default(now()) @map("created_at")
 
   @@id([userId, resourceId])
   @@map("favorites")
 }
 
 model ViewedResource {
-  user        User          @relation(fields: [userId], references: [id])
-  userId      String        @map("user_id")
-  resource    Resource      @relation(fields: [resourceId], references: [id])
-  resourceId  String        @map("resource_id")
-  createdAt   DateTime      @default(now()) @map("created_at")
-  updatedAt   DateTime      @updatedAt @map("updated_at")
+  user       User     @relation(fields: [userId], references: [id])
+  userId     String   @map("user_id")
+  resource   Resource @relation(fields: [resourceId], references: [id])
+  resourceId String   @map("resource_id")
+  createdAt  DateTime @default(now()) @map("created_at")
+  updatedAt  DateTime @updatedAt @map("updated_at")
 
   @@id([userId, resourceId])
   @@map("viewed_resource")
-}
+}
+
+model Vote {
+  user       User     @relation(fields: [userId], references: [id])
+  userId     String   @map("user_id")
+  resource   Resource @relation(fields: [resourceId], references: [id])
+  resourceId String   @map("resource_id")
+  vote       Int      @db.SmallInt // 1 upvote, -1 downvote
+  createdAt  DateTime @default(now()) @map("created_at")
+  updatedAt  DateTime @updatedAt @map("updated_at")
+
+  @@id([userId, resourceId])
+  @@map("vote")
+}