db schema overhaul

backend/src/db/schema.ts

@@ -1,9 +1,83 @@
-import { integer, uuid, pgTable, varchar, date } from "drizzle-orm/pg-core";
+import {
+  timestamp,
+  uuid,
+  pgTable,
+  pgEnum,
+  jsonb,
+  varchar,
+  integer,
+  bigint,
+  uniqueIndex,
+  index
+} from "drizzle-orm/pg-core";
+import { relations } from "drizzle-orm";
+
+export const blockTypeEnum = pgEnum("post_block_type", [
+  "title",
+  "paragraph",
+  "heading",
+  "image",
+  "code",
+  "quote",
+  "ordered_list",
+  "unordered_list"
+]);
+
+export const articleStatusEnum = pgEnum("post_status", [
+  "draft",
+  "published"
+]);
 
 export const articles = pgTable("articles", {
   id: uuid().notNull().primaryKey().defaultRandom(),
+
   name: varchar({ length: 255 }).notNull(),
-  date: date({ mode: "date" }).notNull(),
+  article_status: articleStatusEnum().default("draft"),
-  text: varchar({ length: 9999 }).notNull()
+  author_id: uuid().notNull(),
+  slug: varchar({ length: 255 }).unique().notNull(),
+  summary: varchar({ length: 255 }).notNull(),
+
+  date_created: timestamp({ mode: "date", withTimezone: true }).defaultNow().notNull(),
+  last_edit: timestamp({ mode: "date", withTimezone: true }).defaultNow().notNull(),
+  date_published: timestamp({ mode: "date", withTimezone: true }),
 });
 
+export const articleBlocks = pgTable("article_blocks", {
+  id: uuid().notNull().primaryKey().defaultRandom(),
+  article_id: uuid().notNull().references(() => articles.id, { onDelete: "cascade" }),
+
+  position: integer().notNull(),
+  type: blockTypeEnum().notNull(),
+  content: jsonb().$type<Record<string, unknown>>().notNull(),
+
+},
+  (table) => [{
+    postPositionIdx: uniqueIndex("article_blocks_article_position_idx")
+      .on(table.article_id, table.position),
+
+    postIdx: index("article_blocks_article_id_idx")
+      .on(table.article_id),
+  }]);
+
+export const images = pgTable("images", {
+  id: uuid().notNull().primaryKey().defaultRandom(),
+  bucket: varchar({ length: 63 }).notNull(),
+  key: varchar({ length: 255 }).notNull(),
+  mime_type: varchar({ length: 63 }).notNull(),
+  height: integer().notNull(),
+  width: integer().notNull(),
+  bytes: bigint({ mode: "number" }).notNull(),
+
+});
+
+
+export const articlesRelations = relations(articles, ({ many }) => ({
+  blocks: many(articleBlocks),
+}));
+
+export const articleBlocksRelations = relations(articleBlocks, ({ one }) => ({
+  article: one(articles, {
+    fields: [articleBlocks.article_id],
+    references: [articles.id],
+  }),
+}));