feat: add account deletion functionality with cascade delete for work… (#33)

* feat: add account deletion functionality with cascade delete for workspace relations

* fix: add cascade delete to workspace user foreign key constraints

* fix: change onDelete action to set null for user references in schema

* feat: tweak design

---------

Co-authored-by: Henry <henry_ball@hotmail.co.uk>
Co-authored-by: Henry <30578846+hjball@users.noreply.github.com>

packages/db/src/schema/boards.ts

@@ -33,13 +33,15 @@ export const boards = pgTable(
     name: varchar("name", { length: 255 }).notNull(),
     description: text("description"),
     slug: varchar("slug", { length: 255 }).notNull(),
-    createdBy: uuid("createdBy")
-      .notNull()
-      .references(() => users.id),
+    createdBy: uuid("createdBy").references(() => users.id, {
+      onDelete: "set null",
+    }),
     createdAt: timestamp("createdAt").defaultNow().notNull(),
     updatedAt: timestamp("updatedAt"),
     deletedAt: timestamp("deletedAt"),
-    deletedBy: uuid("deletedBy").references(() => users.id),
+    deletedBy: uuid("deletedBy").references(() => users.id, {
+      onDelete: "set null",
+    }),
     importId: bigint("importId", { mode: "number" }).references(
       () => imports.id,
     ),

packages/db/src/schema/cards.ts

@@ -44,13 +44,15 @@ export const cards = pgTable("card", {
   title: varchar("title", { length: 255 }).notNull(),
   description: text("description"),
   index: integer("index").notNull(),
-  createdBy: uuid("createdBy")
-    .notNull()
-    .references(() => users.id),
+  createdBy: uuid("createdBy").references(() => users.id, {
+    onDelete: "set null",
+  }),
   createdAt: timestamp("createdAt").defaultNow().notNull(),
   updatedAt: timestamp("updatedAt"),
   deletedAt: timestamp("deletedAt"),
-  deletedBy: uuid("deletedBy").references(() => users.id),
+  deletedBy: uuid("deletedBy").references(() => users.id, {
+    onDelete: "set null",
+  }),
   listId: bigint("listId", { mode: "number" })
     .notNull()
     .references(() => lists.id, { onDelete: "cascade" }),
@@ -105,14 +107,14 @@ export const cardActivities = pgTable("card_activity", {
   }),
   workspaceMemberId: bigint("workspaceMemberId", {
     mode: "number",
-  }).references(() => workspaceMembers.id, { onDelete: "cascade" }),
+  }).references(() => workspaceMembers.id, { onDelete: "set null" }),
   fromTitle: varchar("fromTitle", { length: 255 }),
   toTitle: varchar("toTitle", { length: 255 }),
   fromDescription: text("fromDescription"),
   toDescription: text("toDescription"),
-  createdBy: uuid("createdBy")
-    .notNull()
-    .references(() => users.id, { onDelete: "cascade" }),
+  createdBy: uuid("createdBy").references(() => users.id, {
+    onDelete: "set null",
+  }),
   createdAt: timestamp("createdAt").defaultNow().notNull(),
   commentId: bigint("commentId", { mode: "number" }).references(
     () => comments.id,
@@ -227,14 +229,14 @@ export const comments = pgTable("card_comments", {
   cardId: bigint("cardId", { mode: "number" })
     .notNull()
     .references(() => cards.id, { onDelete: "cascade" }),
-  createdBy: uuid("createdBy")
-    .notNull()
-    .references(() => users.id, { onDelete: "cascade" }),
+  createdBy: uuid("createdBy").references(() => users.id, {
+    onDelete: "set null",
+  }),
   createdAt: timestamp("createdAt").defaultNow().notNull(),
   updatedAt: timestamp("updatedAt"),
   deletedAt: timestamp("deletedAt"),
   deletedBy: uuid("deletedBy").references(() => users.id, {
-    onDelete: "cascade",
+    onDelete: "set null",
   }),
 }).enableRLS();
 

packages/db/src/schema/feedback.ts

@@ -13,9 +13,9 @@ import { users } from "./users";
 export const feedback = pgTable("feedback", {
   id: bigserial("id", { mode: "number" }).primaryKey(),
   feedback: text("feedback").notNull(),
-  createdBy: uuid("createdBy")
-    .notNull()
-    .references(() => users.id),
+  createdBy: uuid("createdBy").references(() => users.id, {
+    onDelete: "set null",
+  }),
   createdAt: timestamp("createdAt").defaultNow().notNull(),
   updatedAt: timestamp("updatedAt"),
   url: text("url").notNull(),

packages/db/src/schema/imports.ts

@@ -26,9 +26,9 @@ export const imports = pgTable("import", {
   publicId: varchar("publicId", { length: 12 }).notNull().unique(),
   source: importSourceEnum("source").notNull(),
   status: importStatusEnum("status").notNull(),
-  createdBy: uuid("createdBy")
-    .notNull()
-    .references(() => users.id),
+  createdBy: uuid("createdBy").references(() => users.id, {
+    onDelete: "set null",
+  }),
   createdAt: timestamp("createdAt").defaultNow().notNull(),
 }).enableRLS();
 

packages/db/src/schema/labels.ts

@@ -18,9 +18,9 @@ export const labels = pgTable("label", {
   publicId: varchar("publicId", { length: 12 }).notNull().unique(),
   name: varchar("name", { length: 255 }).notNull(),
   colourCode: varchar("colourCode", { length: 12 }),
-  createdBy: uuid("createdBy")
-    .notNull()
-    .references(() => users.id),
+  createdBy: uuid("createdBy").references(() => users.id, {
+    onDelete: "set null",
+  }),
   createdAt: timestamp("createdAt").defaultNow().notNull(),
   updatedAt: timestamp("updatedAt"),
   boardId: bigint("boardId", { mode: "number" })
@@ -28,7 +28,9 @@ export const labels = pgTable("label", {
     .references(() => boards.id, { onDelete: "cascade" }),
   importId: bigint("importId", { mode: "number" }).references(() => imports.id),
   deletedAt: timestamp("deletedAt"),
-  deletedBy: uuid("deletedBy").references(() => users.id),
+  deletedBy: uuid("deletedBy").references(() => users.id, {
+    onDelete: "set null",
+  }),
 }).enableRLS();
 
 export const labelsRelations = relations(labels, ({ one, many }) => ({

packages/db/src/schema/lists.ts

@@ -19,13 +19,15 @@ export const lists = pgTable("list", {
   publicId: varchar("publicId", { length: 12 }).notNull().unique(),
   name: varchar("name", { length: 255 }).notNull(),
   index: integer("index").notNull(),
-  createdBy: uuid("createdBy")
-    .notNull()
-    .references(() => users.id),
+  createdBy: uuid("createdBy").references(() => users.id, {
+    onDelete: "set null",
+  }),
   createdAt: timestamp("createdAt").defaultNow().notNull(),
   updatedAt: timestamp("updatedAt"),
   deletedAt: timestamp("deletedAt"),
-  deletedBy: uuid("deletedBy").references(() => users.id),
+  deletedBy: uuid("deletedBy").references(() => users.id, {
+    onDelete: "set null",
+  }),
   boardId: bigint("boardId", { mode: "number" })
     .notNull()
     .references(() => boards.id, { onDelete: "cascade" }),

packages/db/src/schema/workspaces.ts

@@ -36,13 +36,15 @@ export const workspaces = pgTable("workspace", {
   description: text("description"),
   slug: varchar("slug", { length: 255 }).notNull().unique(),
   plan: workspacePlanEnum("plan").notNull().default("free"),
-  createdBy: uuid("createdBy")
-    .notNull()
-    .references(() => users.id),
+  createdBy: uuid("createdBy").references(() => users.id, {
+    onDelete: "set null",
+  }),
   createdAt: timestamp("createdAt").defaultNow().notNull(),
   updatedAt: timestamp("updatedAt"),
   deletedAt: timestamp("deletedAt"),
-  deletedBy: uuid("deletedBy").references(() => users.id),
+  deletedBy: uuid("deletedBy").references(() => users.id, {
+    onDelete: "set null",
+  }),
 }).enableRLS();
 
 export const workspaceRelations = relations(workspaces, ({ one, many }) => ({
@@ -64,7 +66,7 @@ export const workspaceMembers = pgTable("workspace_members", {
   id: bigserial("id", { mode: "number" }).primaryKey(),
   publicId: varchar("publicId", { length: 12 }).notNull().unique(),
   email: varchar("email", { length: 255 }).notNull(),
-  userId: uuid("userId").references(() => users.id),
+  userId: uuid("userId").references(() => users.id, { onDelete: "set null" }),
   workspaceId: bigint("workspaceId", { mode: "number" })
     .notNull()
     .references(() => workspaces.id, { onDelete: "cascade" }),
@@ -72,7 +74,9 @@ export const workspaceMembers = pgTable("workspace_members", {
   createdAt: timestamp("createdAt").defaultNow().notNull(),
   updatedAt: timestamp("updatedAt"),
   deletedAt: timestamp("deletedAt"),
-  deletedBy: uuid("deletedBy").references(() => users.id),
+  deletedBy: uuid("deletedBy").references(() => users.id, {
+    onDelete: "set null",
+  }),
   role: memberRoleEnum("role").notNull(),
   status: memberStatusEnum("status").default("invited").notNull(),
 }).enableRLS();