feat(wip): add support for multi user in instance

prisma/migrations/20230529174707_add_category_link_author/migration.sql

@@ -0,0 +1,17 @@
+/*
+  Warnings:
+
+  - You are about to drop the column `nextCategoryId` on the `category` table. All the data in the column will be lost.
+  - You are about to drop the column `nextLinkId` on the `link` table. All the data in the column will be lost.
+  - Added the required column `authorId` to the `category` table without a default value. This is not possible if the table is not empty.
+
+*/
+-- AlterTable
+ALTER TABLE `category` DROP COLUMN `nextCategoryId`,
+    ADD COLUMN `authorId` INTEGER NOT NULL;
+
+-- AlterTable
+ALTER TABLE `link` DROP COLUMN `nextLinkId`;
+
+-- AddForeignKey
+ALTER TABLE `category` ADD CONSTRAINT `category_authorId_fkey` FOREIGN KEY (`authorId`) REFERENCES `user`(`id`) ON DELETE RESTRICT ON UPDATE CASCADE;

prisma/migrations/20230529223602_add_link_author/migration.sql

@@ -0,0 +1,11 @@
+/*
+  Warnings:
+
+  - Added the required column `authorId` to the `link` table without a default value. This is not possible if the table is not empty.
+
+*/
+-- AlterTable
+ALTER TABLE `link` ADD COLUMN `authorId` INTEGER NOT NULL;
+
+-- AddForeignKey
+ALTER TABLE `link` ADD CONSTRAINT `link_authorId_fkey` FOREIGN KEY (`authorId`) REFERENCES `user`(`id`) ON DELETE RESTRICT ON UPDATE CASCADE;

prisma/schema.prisma

@@ -6,14 +6,19 @@ generator client {
 }
 
 datasource db {
-  provider = "mysql"
-  url      = env("DATABASE_URL")
+  provider          = "mysql"
+  url               = env("DATABASE_URL")
+  shadowDatabaseUrl = env("SHADOW_DATABASE_URL")
 }
 
 model User {
-  id        Int      @id @default(autoincrement())
-  google_id String   @unique
-  email     String   @unique
+  id        Int    @id @default(autoincrement())
+  google_id String @unique
+  email     String @unique
+
+  categories Category[]
+  links      Link[]
+
   createdAt DateTime @default(now())
   updatedAt DateTime @updatedAt
 
@@ -21,26 +26,33 @@ model User {
 }
 
 model Category {
-  id             Int      @id @default(autoincrement())
-  name           String   @unique @db.VarChar(255)
-  links          Link[]
-  nextCategoryId Int      @default(0)
-  createdAt      DateTime @default(now())
-  updatedAt      DateTime @updatedAt
+  id    Int    @id @default(autoincrement())
+  name  String @unique @db.VarChar(255)
+  links Link[]
+
+  author   User @relation(fields: [authorId], references: [id])
+  authorId Int
+
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
 
   @@map("category")
 }
 
 model Link {
-  id         Int      @id @default(autoincrement())
-  name       String   @db.VarChar(255)
-  url        String   @db.Text
+  id   Int    @id @default(autoincrement())
+  name String @db.VarChar(255)
+  url  String @db.Text
+
   category   Category @relation(fields: [categoryId], references: [id])
   categoryId Int
-  nextLinkId Int      @default(0)
-  favorite   Boolean  @default(false)
-  createdAt  DateTime @default(now())
-  updatedAt  DateTime @updatedAt
+
+  author   User @relation(fields: [authorId], references: [id])
+  authorId Int
+
+  favorite  Boolean  @default(false)
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
 
   @@map("link")
 }