init

internal/database/migrations/1680618019_create_initial_tables.sql

@@ -0,0 +1,44 @@
+-- 2023-04-04: Create initial tables
+
+-- +migrate Up
+
+-- User accounts
+-- Many fields in this table are only relevant for local users, but all blogs are associated with an account
+-- to make the database schema simpler.
+create table accounts (
+    id       text primary key,
+    username text not null,
+    domain   text, -- if null, is a local account
+    email    text,
+    password bytea,
+
+    unique (username, domain)
+);
+
+-- Blogs
+-- These are the AP actors.
+create table blogs (
+    id     text primary key,
+    name   text not null,
+    domain text, -- if null, is a local blog
+    bio    text not null,
+
+    account_id text not null references accounts (id) on delete cascade,
+
+    unique (name, domain)
+);
+
+create type post_visibility as enum ('public', 'unlisted', 'followers', 'direct');
+
+create table posts (
+    id         text primary key,
+    blog_id    text not null references blogs (id) on delete cascade,
+    content    text,
+    source     text,
+    visibility post_visibility not null
+);
+
+-- +migrate Down
+drop table accounts;
+drop table blogs;
+drop table posts;

internal/database/migrations/migrations.go

@@ -0,0 +1,6 @@
+package migrations
+
+import "embed"
+
+//go:embed *.sql
+var FS embed.FS