sqlite local
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m
@@ -1,12 +1,17 @@
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import type { SQLiteDatabase } from 'expo-sqlite';
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import { DATABASE_VERSION } from './schema';
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import { DATABASE_VERSION, DEVICE_USER_ID_KEY } from './schema';
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type Migration = {
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version: number;
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up: (db: SQLiteDatabase) => Promise<void>;
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export type MigrationDb = {
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execAsync(source: string): Promise<void>;
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getFirstAsync<T>(source: string, ...params: unknown[]): Promise<T | null>;
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withExclusiveTransactionAsync(task: (txn: MigrationDb) => Promise<void>): Promise<void>;
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};
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const MIGRATIONS: Migration[] = [
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export type Migration = {
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version: number;
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up: (db: MigrationDb) => Promise<void>;
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};
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export const MIGRATIONS: Migration[] = [
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{
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version: 1,
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up: async (db) => {
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@@ -52,21 +57,193 @@ CREATE INDEX IF NOT EXISTS idx_files_folder_uri ON files(folder_uri);
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`);
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},
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},
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{
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version: 3,
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up: async (db) => {
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await db.execAsync(`
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CREATE TABLE IF NOT EXISTS resource_permissions (
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id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
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resource_id TEXT NOT NULL,
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resource_type TEXT NOT NULL CHECK (resource_type IN ('folder', 'file')),
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effective_access TEXT NOT NULL CHECK (effective_access IN ('owner', 'editor', 'commenter', 'viewer')),
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inherit INTEGER NOT NULL DEFAULT 1,
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owner_id TEXT,
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shared_by_id TEXT,
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expires_at INTEGER,
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cached_at INTEGER NOT NULL,
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updated_at INTEGER NOT NULL,
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UNIQUE (resource_id, resource_type)
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);
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CREATE TABLE IF NOT EXISTS shares (
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id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
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resource_id TEXT NOT NULL,
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resource_type TEXT NOT NULL CHECK (resource_type IN ('folder', 'file')),
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recipient_type TEXT NOT NULL CHECK (recipient_type IN ('user', 'group')),
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recipient_id TEXT NOT NULL,
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relation TEXT NOT NULL CHECK (relation IN ('owner', 'editor', 'commenter', 'viewer')),
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inherit INTEGER NOT NULL DEFAULT 1,
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expires_at INTEGER,
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created_at INTEGER NOT NULL,
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updated_at INTEGER NOT NULL,
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UNIQUE (resource_id, resource_type, recipient_type, recipient_id)
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);
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CREATE TABLE IF NOT EXISTS recipients (
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id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
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recipient_type TEXT NOT NULL CHECK (recipient_type IN ('user', 'group')),
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recipient_id TEXT NOT NULL UNIQUE,
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display_name TEXT NOT NULL,
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is_active INTEGER NOT NULL DEFAULT 1,
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updated_at INTEGER NOT NULL
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);
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CREATE TABLE IF NOT EXISTS share_links (
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id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
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token TEXT NOT NULL UNIQUE,
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resource_id TEXT NOT NULL,
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resource_type TEXT NOT NULL CHECK (resource_type IN ('folder', 'file')),
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has_password INTEGER NOT NULL DEFAULT 0,
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allow_download INTEGER NOT NULL DEFAULT 1,
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expires_at INTEGER,
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max_downloads INTEGER,
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downloads_count INTEGER NOT NULL DEFAULT 0,
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is_revoked INTEGER NOT NULL DEFAULT 0,
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created_at INTEGER NOT NULL,
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updated_at INTEGER NOT NULL,
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CHECK (max_downloads IS NULL OR max_downloads >= 0),
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CHECK (downloads_count >= 0)
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);
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CREATE TABLE IF NOT EXISTS pending_operations (
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id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
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resource_id TEXT,
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resource_type TEXT CHECK (resource_type IN ('folder', 'file')),
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ref_type TEXT CHECK (ref_type IN ('resource', 'share', 'share_link')),
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ref_id INTEGER,
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operation TEXT NOT NULL CHECK (operation IN (
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'create_resource', 'update_metadata', 'delete_resource', 'move_resource',
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'share', 'revoke_share', 'update_share',
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'create_link', 'revoke_link'
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)),
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payload TEXT NOT NULL DEFAULT '{}',
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status TEXT NOT NULL DEFAULT 'pending' CHECK (status IN ('pending', 'in_progress', 'completed', 'failed', 'cancelled')),
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attempts INTEGER NOT NULL DEFAULT 0,
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error TEXT,
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created_at INTEGER NOT NULL,
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next_retry_at INTEGER,
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last_error_at INTEGER
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);
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CREATE INDEX IF NOT EXISTS idx_pending_queue ON pending_operations(created_at) WHERE status = 'pending';
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CREATE INDEX IF NOT EXISTS idx_pending_resource ON pending_operations(resource_id);
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`);
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await db.execAsync(
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`INSERT OR IGNORE INTO user_preferences ("key", "value", updated_at)
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VALUES ('${DEVICE_USER_ID_KEY}', lower(hex(randomblob(16))), ${Date.now()});`,
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);
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},
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},
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{
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version: 4,
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up: async (db) => {
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await db.execAsync('PRAGMA foreign_keys = OFF;');
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await db.withExclusiveTransactionAsync(async (txn) => {
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await txn.execAsync(`
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CREATE TABLE folders_new (
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id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
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resource_id TEXT NOT NULL UNIQUE,
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uri TEXT,
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name TEXT NOT NULL,
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"exists" INTEGER,
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parent_resource_id TEXT REFERENCES folders_new(resource_id) ON DELETE CASCADE,
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owner_id TEXT NOT NULL,
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sync_status TEXT NOT NULL DEFAULT 'local',
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added_at INTEGER NOT NULL,
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updated_at INTEGER NOT NULL
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);
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`);
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await txn.execAsync(`
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INSERT INTO folders_new (id, resource_id, uri, name, "exists", parent_resource_id, owner_id, sync_status, added_at, updated_at)
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SELECT id, lower(hex(randomblob(16))), uri, name, "exists", NULL,
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(SELECT "value" FROM user_preferences WHERE "key" = '${DEVICE_USER_ID_KEY}'),
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sync_status, added_at, added_at FROM folders;
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`);
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await txn.execAsync(`
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UPDATE folders_new SET parent_resource_id = (
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SELECT parent_new.resource_id
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FROM folders old_child
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JOIN folders old_parent ON old_parent.uri = old_child.parent_uri
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JOIN folders_new parent_new ON parent_new.uri = old_parent.uri
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WHERE old_child.uri = folders_new.uri
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);
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`);
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await txn.execAsync('DROP TABLE folders;');
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await txn.execAsync('ALTER TABLE folders_new RENAME TO folders;');
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await txn.execAsync(`
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CREATE TABLE files_new (
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id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
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resource_id TEXT NOT NULL UNIQUE,
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uri TEXT,
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name TEXT NOT NULL,
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folder_resource_id TEXT NOT NULL REFERENCES folders(resource_id) ON DELETE CASCADE,
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extension TEXT,
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size INTEGER,
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"type" TEXT,
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"exists" INTEGER,
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last_modified INTEGER,
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owner_id TEXT NOT NULL,
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sync_status TEXT NOT NULL DEFAULT 'local',
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added_at INTEGER NOT NULL,
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updated_at INTEGER NOT NULL
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);
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`);
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await txn.execAsync(`
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INSERT INTO files_new (id, resource_id, uri, name, folder_resource_id, extension, size, "type", "exists", last_modified, owner_id, sync_status, added_at, updated_at)
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SELECT f.id, lower(hex(randomblob(16))), f.uri, f.name,
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fn.resource_id,
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f.extension, f.size, f."type", f."exists", f.last_modified,
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(SELECT "value" FROM user_preferences WHERE "key" = '${DEVICE_USER_ID_KEY}'),
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f.sync_status, f.added_at, f.added_at
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FROM files f
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JOIN folders fn ON fn.uri = f.folder_uri;
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`);
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await txn.execAsync('DROP TABLE files;');
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await txn.execAsync('ALTER TABLE files_new RENAME TO files;');
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await txn.execAsync(`
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CREATE INDEX IF NOT EXISTS idx_folders_resource_id ON folders(resource_id);
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CREATE INDEX IF NOT EXISTS idx_files_resource_id ON files(resource_id);
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CREATE INDEX IF NOT EXISTS idx_files_folder_resource ON files(folder_resource_id);
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CREATE INDEX IF NOT EXISTS idx_folders_parent ON folders(parent_resource_id);
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`);
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await txn.execAsync(`PRAGMA user_version = 4;`);
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});
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await db.execAsync('PRAGMA foreign_keys = ON;');
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},
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},
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];
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async function readUserVersion(db: SQLiteDatabase): Promise<number> {
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async function readUserVersion(db: MigrationDb): Promise<number> {
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const row = await db.getFirstAsync<{ user_version: number }>('PRAGMA user_version');
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return row?.user_version ?? 0;
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}
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async function writeUserVersion(db: SQLiteDatabase, version: number): Promise<void> {
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async function writeUserVersion(db: MigrationDb, version: number): Promise<void> {
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await db.execAsync(`PRAGMA user_version = ${version}`);
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}
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const migrationPromises = new WeakMap<MigrationDb, Promise<void>>();
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export async function migrateDatabase(
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db: SQLiteDatabase,
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db: MigrationDb,
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targetVersion: number = DATABASE_VERSION,
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): Promise<void> {
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const existing = migrationPromises.get(db);
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if (existing) return existing;
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const promise = runMigrations(db, targetVersion).finally(() => {
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migrationPromises.delete(db);
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});
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migrationPromises.set(db, promise);
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return promise;
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}
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async function runMigrations(db: MigrationDb, targetVersion: number): Promise<void> {
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let currentVersion = await readUserVersion(db);
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for (const migration of MIGRATIONS) {
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