revamp migrate script

packages/pds/src/migrate-script/db.ts

@@ -0,0 +1,96 @@
+import { Kysely, MigrationProvider, Migrator, SqliteDialect } from 'kysely'
+import SqliteDB from 'better-sqlite3'
+
+export const getDb = async (loc: string): Promise<MigrateDb> => {
+  const db = new Kysely<Schema>({
+    dialect: new SqliteDialect({
+      database: new SqliteDB(loc),
+    }),
+  })
+  const migrator = new Migrator({ db, provider: dbMigrationProvider })
+  const { error } = await migrator.migrateToLatest()
+  if (error) throw error
+  return db
+}
+
+const dbMigrationProvider: MigrationProvider = {
+  async getMigrations() {
+    return {
+      '1': {
+        async up(db: Kysely<unknown>) {
+          await db.schema
+            .createTable('status')
+            .addColumn('did', 'varchar', (col) => col.primaryKey())
+            .addColumn('pdsId', 'integer')
+            .addColumn('signingKey', 'varchar')
+            .addColumn('phase', 'integer')
+            .addColumn('importedRev', 'varchar')
+            .addColumn('failed', 'integer')
+            .execute()
+          await db.schema
+            .createTable('failed_pref')
+            .addColumn('did', 'varchar', (col) => col.primaryKey())
+            .execute()
+          await db.schema
+            .createTable('failed_blob')
+            .addColumn('did', 'varchar', (col) => col.notNull())
+            .addColumn('cid', 'varchar', (col) => col.notNull())
+            .addPrimaryKeyConstraint('failed_blob_pkey', ['did', 'cid'])
+            .execute()
+          await db.schema
+            .createTable('failed_takedown')
+            .addColumn('did', 'varchar', (col) => col.notNull())
+            .addColumn('recordUri', 'varchar')
+            .addColumn('recordCid', 'varchar')
+            .addColumn('blobCid', 'varchar')
+            .execute()
+        },
+        async down() {},
+      },
+    }
+  },
+}
+
+export type MigrateDb = Kysely<Schema>
+
+type Schema = {
+  status: Status
+  failed_pref: FailedPreference
+  failed_blob: FailedBlob
+  failed_takedown: FailedTakedown
+}
+
+export enum TransferPhase {
+  notStarted = 0,
+  reservedKey = 1,
+  initImport = 2,
+  transferred = 4,
+  preferences = 5,
+  takedowns = 6,
+  completed = 7,
+}
+
+export type Status = {
+  did: string
+  pdsId: number | null
+  signingKey: string | null
+  phase: TransferPhase
+  importedRev: string | null
+  failed: 0 | 1
+}
+
+export type FailedPreference = {
+  did: string
+}
+
+export type FailedBlob = {
+  did: string
+  cid: string
+}
+
+export type FailedTakedown = {
+  did: string
+  blobCid?: string
+  recordUri?: string
+  recordCid?: string
+}