add timeline schema

packages/db/src/schema/timeline.ts

@@ -0,0 +1,47 @@
+import { relations } from "drizzle-orm";
+import { integer, pgEnum, pgTable, text, timestamp } from "drizzle-orm/pg-core";
+import { user } from "./auth";
+import { id, timestamps } from "./shared";
+
+export const visibility = pgEnum("visibility", ["private", "public"]);
+
+export const timeline = pgTable("timeline", {
+  ...id,
+  ownerId: text("owner_id")
+    .notNull()
+    .references(() => user.id, { onDelete: "cascade" }),
+  title: text("title").notNull(),
+  visibility: visibility().notNull().default("public"),
+  ...timestamps,
+});
+
+export const timelineGroup = pgTable("timeline_group", {
+  ...id,
+  title: text("title").notNull(),
+  sortOrder: integer().notNull().default(0),
+  timelineId: text("timeline_id")
+    .notNull()
+    .references(() => timeline.id, { onDelete: "cascade" }),
+  ...timestamps,
+});
+
+export const timelineItem = pgTable("timeline_item", {
+  ...id,
+  timelineGroupId: text("timeline_group_id")
+    .notNull()
+    .references(() => timelineGroup.id, { onDelete: "cascade" }),
+  title: text("title").notNull(),
+  description: text("description").notNull().default(""),
+  start: timestamp("start", { withTimezone: true }).notNull().defaultNow(),
+  // Allow null to denote a event without duration
+  end: timestamp("end", { withTimezone: true }),
+  ...timestamps,
+});
+
+export const timelineRelations = relations(timeline, ({ many }) => ({
+  groups: many(timelineGroup),
+}));
+
+export const groupRelations = relations(timelineGroup, ({ many }) => ({
+  items: many(timelineItem),
+}));