v3: added site-wide categories, added admin category management, various visual fixes

api/db/migrate.ts

@@ -4,6 +4,7 @@ import { up as up0002DumpThumbnail } from "./migrations/0002_dump_thumbnail.ts";
 import { up as up0003DumpBacklinks } from "./migrations/0003_dump_backlinks.ts";
 import { up as up0004UserRoles } from "./migrations/0004_user_roles.ts";
 import { up as up0005DropIsAdmin } from "./migrations/0005_drop_is_admin.ts";
+import { up as up0006Categories } from "./migrations/0006_categories.ts";
 
 interface Migration {
   name: string;
@@ -19,6 +20,7 @@ const MIGRATIONS: Migration[] = [
   { name: "0003_dump_backlinks", up: up0003DumpBacklinks },
   { name: "0004_user_roles", up: up0004UserRoles },
   { name: "0005_drop_is_admin", up: up0005DropIsAdmin },
+  { name: "0006_categories", up: up0006Categories },
 ];
 
 export function runMigrations(db: DatabaseSync): void {

api/db/migrations/0006_categories.ts

@@ -0,0 +1,39 @@
+import type { DatabaseSync } from "node:sqlite";
+
+// Idempotent: safe to run against a fresh db (already created from schema.sql
+// with the categories tables) or an existing one that predates them.
+export function up(db: DatabaseSync): void {
+  const tables = new Set(
+    (db.prepare(
+      `SELECT name FROM sqlite_master WHERE type = 'table';`,
+    ).all() as { name: string }[]).map((r) => r.name),
+  );
+
+  if (!tables.has("categories")) {
+    db.exec(
+      `CREATE TABLE categories (
+        id         TEXT PRIMARY KEY,
+        slug       TEXT NOT NULL UNIQUE,
+        name       TEXT NOT NULL UNIQUE,
+        position   INTEGER NOT NULL DEFAULT 0,
+        created_at TEXT NOT NULL,
+        updated_at TEXT
+      );`,
+    );
+  }
+
+  if (!tables.has("dump_categories")) {
+    db.exec(
+      `CREATE TABLE dump_categories (
+        dump_id     TEXT NOT NULL,
+        category_id TEXT NOT NULL,
+        PRIMARY KEY (dump_id, category_id),
+        FOREIGN KEY (dump_id)     REFERENCES dumps(id)      ON DELETE CASCADE,
+        FOREIGN KEY (category_id) REFERENCES categories(id) ON DELETE CASCADE
+      );`,
+    );
+    db.exec(
+      `CREATE INDEX idx_dump_categories_category ON dump_categories(category_id);`,
+    );
+  }
+}

api/db/schema.sql

@@ -63,6 +63,23 @@ CREATE TABLE playlist_dumps (
   FOREIGN KEY (dump_id)     REFERENCES dumps(id)     ON DELETE CASCADE
 );
 
+CREATE TABLE categories (
+  id          TEXT    PRIMARY KEY,
+  slug        TEXT    NOT NULL UNIQUE,
+  name        TEXT    NOT NULL UNIQUE,
+  position    INTEGER NOT NULL DEFAULT 0,
+  created_at  TEXT    NOT NULL,
+  updated_at  TEXT
+);
+
+CREATE TABLE dump_categories (
+  dump_id     TEXT NOT NULL,
+  category_id TEXT NOT NULL,
+  PRIMARY KEY (dump_id, category_id),
+  FOREIGN KEY (dump_id)     REFERENCES dumps(id)      ON DELETE CASCADE,
+  FOREIGN KEY (category_id) REFERENCES categories(id) ON DELETE CASCADE
+);
+
 CREATE TABLE comments (
   id         TEXT    PRIMARY KEY,
   dump_id    TEXT    NOT NULL,
@@ -108,6 +125,7 @@ CREATE INDEX idx_comments_dump        ON comments(dump_id, created_at);
 CREATE INDEX idx_comment_likes_user   ON comment_likes(user_id);
 CREATE INDEX idx_dump_backlinks_to    ON dump_backlinks(to_dump_id);
 CREATE INDEX idx_dump_backlinks_from  ON dump_backlinks(from_dump_id);
+CREATE INDEX idx_dump_categories_category ON dump_categories(category_id);
 
 CREATE TABLE follows (
   id                   TEXT    PRIMARY KEY,