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| 1 | +# sqlite-wasm-easy - Project Summary |
| 2 | + |
| 3 | +## Overview |
| 4 | + |
| 5 | +**sqlite-wasm-easy** is a zero-configuration wrapper around `@sqlite.org/sqlite-wasm` that simplifies SQLite database usage in the browser. |
| 6 | + |
| 7 | +## ✅ What We Built |
| 8 | + |
| 9 | +### Core Features |
| 10 | +1. **Zero Configuration** - Works out of the box with sensible defaults |
| 11 | +2. **Fully Configurable** - VFS type, PRAGMA settings, logging options |
| 12 | +3. **TypeScript First** - Complete type safety and IntelliSense |
| 13 | +4. **Web Worker Based** - Non-blocking database operations |
| 14 | +5. **Simple API** - Only high-level methods (exec, query, run, transaction) |
| 15 | +6. **Type Hints** - `.table()` method for typed access without CRUD methods |
| 16 | + |
| 17 | +### Package Structure |
| 18 | + |
| 19 | +``` |
| 20 | +sqlite-wasm-easy/ |
| 21 | +├── src/ |
| 22 | +│ ├── index.ts # Main entry point |
| 23 | +│ ├── core/ |
| 24 | +│ │ ├── database.ts # Main SQLiteWASM class |
| 25 | +│ │ └── defaults.ts # Default configuration |
| 26 | +│ ├── worker/ |
| 27 | +│ │ └── sqliteWorker.ts # Web Worker for SQLite operations |
| 28 | +│ ├── types/ |
| 29 | +│ │ └── index.ts # All TypeScript type definitions |
| 30 | +│ └── utils/ # (Reserved for future utilities) |
| 31 | +├── dist/ # Built output |
| 32 | +│ ├── index.js # Main bundle (14.5 KB) |
| 33 | +│ ├── index.d.ts # TypeScript declarations |
| 34 | +│ └── worker/ |
| 35 | +│ └── sqliteWorker.js # Worker bundle (5 KB) |
| 36 | +├── examples/ |
| 37 | +│ ├── basic.html # Basic CRUD example |
| 38 | +│ └── typed-schema.html # TypeScript schema example |
| 39 | +├── package.json |
| 40 | +├── tsconfig.json |
| 41 | +├── vite.config.ts |
| 42 | +├── README.md |
| 43 | +└── LICENSE |
| 44 | +
|
| 45 | +Total bundle size: ~20 KB (gzipped: ~7 KB) |
| 46 | +``` |
| 47 | + |
| 48 | +## API Design |
| 49 | + |
| 50 | +### Configuration Options |
| 51 | + |
| 52 | +All aspects are configurable with sensible defaults: |
| 53 | + |
| 54 | +```typescript |
| 55 | +interface SQLiteWASMConfig { |
| 56 | + filename: string; |
| 57 | + vfs?: { |
| 58 | + type?: 'opfs-sahpool' | 'opfs' | 'memdb'; |
| 59 | + poolConfig?: { |
| 60 | + initialCapacity?: number; // Default: 3 |
| 61 | + clearOnInit?: boolean; // Default: false |
| 62 | + name?: string; // Default: 'sqlite-wasm-pool' |
| 63 | + }; |
| 64 | + }; |
| 65 | + pragma?: { |
| 66 | + journal_mode?: JournalMode; // Default: 'WAL' |
| 67 | + synchronous?: SynchronousMode; // Default: 'NORMAL' |
| 68 | + temp_store?: TempStoreMode; // Default: 'MEMORY' |
| 69 | + cache_size?: number; |
| 70 | + page_size?: number; |
| 71 | + foreign_keys?: 'ON' | 'OFF'; |
| 72 | + [key: string]: any; // Any custom PRAGMA |
| 73 | + }; |
| 74 | + worker?: { |
| 75 | + path?: string; // Custom worker path |
| 76 | + }; |
| 77 | + logging?: { |
| 78 | + filterSqlTrace?: boolean; // Default: true |
| 79 | + print?: (msg: string) => void; |
| 80 | + printErr?: (msg: string) => void; |
| 81 | + }; |
| 82 | +} |
| 83 | +``` |
| 84 | + |
| 85 | +### Core Methods |
| 86 | + |
| 87 | +Only high-level methods (no CRUD): |
| 88 | + |
| 89 | +```typescript |
| 90 | +class SQLiteWASM<Schema = any> { |
| 91 | + ready(): Promise<void> |
| 92 | + exec(sql: string, params?: any[]): Promise<void> |
| 93 | + query<T>(sql: string, params?: any[]): Promise<T[]> |
| 94 | + run(sql: string, params?: any[]): Promise<RunResult> |
| 95 | + transaction(callback: (tx: Transaction) => Promise<void>): Promise<void> |
| 96 | + table<K extends keyof Schema>(name: K): TypedTable<Schema[K]> |
| 97 | + export(): Promise<Uint8Array> |
| 98 | + import(filename: string, data: Uint8Array): Promise<void> |
| 99 | + close(): Promise<void> |
| 100 | + delete(): Promise<void> |
| 101 | +} |
| 102 | +``` |
| 103 | + |
| 104 | +### TypedTable (Type Hints Only) |
| 105 | + |
| 106 | +```typescript |
| 107 | +interface TypedTable<T> { |
| 108 | + query<R = T>(sql: string, params?: any[]): Promise<R[]> |
| 109 | + exec(sql: string, params?: any[]): Promise<void> |
| 110 | + run(sql: string, params?: any[]): Promise<RunResult> |
| 111 | +} |
| 112 | +``` |
| 113 | + |
| 114 | +## Usage Examples |
| 115 | + |
| 116 | +### 1. Basic Usage |
| 117 | + |
| 118 | +```typescript |
| 119 | +import { SQLiteWASM } from 'sqlite-wasm-easy'; |
| 120 | + |
| 121 | +const db = new SQLiteWASM({ filename: 'myapp.db' }); |
| 122 | +await db.ready(); |
| 123 | + |
| 124 | +await db.exec('CREATE TABLE users (id INTEGER PRIMARY KEY, name TEXT)'); |
| 125 | +await db.exec('INSERT INTO users (name) VALUES (?)', ['Alice']); |
| 126 | + |
| 127 | +const users = await db.query('SELECT * FROM users'); |
| 128 | +``` |
| 129 | + |
| 130 | +### 2. Custom Configuration |
| 131 | + |
| 132 | +```typescript |
| 133 | +const db = new SQLiteWASM({ |
| 134 | + filename: 'myapp.db', |
| 135 | + vfs: { |
| 136 | + type: 'opfs-sahpool', |
| 137 | + poolConfig: { |
| 138 | + initialCapacity: 5, |
| 139 | + clearOnInit: false, |
| 140 | + name: 'custom-pool' |
| 141 | + } |
| 142 | + }, |
| 143 | + pragma: { |
| 144 | + journal_mode: 'WAL', |
| 145 | + synchronous: 'FULL', |
| 146 | + foreign_keys: 'ON' |
| 147 | + }, |
| 148 | + logging: { |
| 149 | + filterSqlTrace: true |
| 150 | + } |
| 151 | +}); |
| 152 | +``` |
| 153 | + |
| 154 | +### 3. TypeScript Schema |
| 155 | + |
| 156 | +```typescript |
| 157 | +interface Schema { |
| 158 | + users: { id: number; name: string; email: string }; |
| 159 | + posts: { id: number; userId: number; title: string }; |
| 160 | +} |
| 161 | + |
| 162 | +const db = new SQLiteWASM<Schema>({ filename: 'app.db' }); |
| 163 | +const usersTable = db.table('users'); |
| 164 | + |
| 165 | +// Type-safe queries |
| 166 | +const users = await usersTable.query('SELECT * FROM users'); |
| 167 | +// ^? { id: number; name: string; email: string }[] |
| 168 | +``` |
| 169 | + |
| 170 | +### 4. Transactions |
| 171 | + |
| 172 | +```typescript |
| 173 | +await db.transaction(async (tx) => { |
| 174 | + await tx.exec('INSERT INTO users (name) VALUES (?)', ['Charlie']); |
| 175 | + await tx.exec('UPDATE users SET active = 1 WHERE id = ?', [1]); |
| 176 | +}); |
| 177 | +``` |
| 178 | + |
| 179 | +## Key Differences from Your Current Implementation |
| 180 | + |
| 181 | +| Aspect | Current (Supersorted) | sqlite-wasm-easy | |
| 182 | +|--------|----------------------|------------------| |
| 183 | +| **Scope** | App-specific | General-purpose package | |
| 184 | +| **Configuration** | Hardcoded values | Fully configurable | |
| 185 | +| **Table API** | Full ORM-like (insert, update, delete, etc.) | Type hints only (query, exec, run) | |
| 186 | +| **PRAGMA** | Hardcoded (MEMORY, NORMAL) | User configurable | |
| 187 | +| **VFS** | Hardcoded opfs-sahpool | User can choose (opfs-sahpool, opfs, memdb) | |
| 188 | +| **Pool Config** | Fixed (initialCapacity: 3) | Configurable | |
| 189 | +| **Console Filtering** | Always on | Optional (configurable) | |
| 190 | + |
| 191 | +## What's Configurable (vs Hardcoded Before) |
| 192 | + |
| 193 | +✅ **VFS Method** - User chooses: opfs-sahpool, opfs, or memdb |
| 194 | +✅ **Pool Settings** - initialCapacity, clearOnInit, name |
| 195 | +✅ **PRAGMA Settings** - journal_mode, synchronous, temp_store, cache_size, etc. |
| 196 | +✅ **Logging** - filterSqlTrace, custom print/printErr functions |
| 197 | +✅ **Worker Path** - Custom worker location |
| 198 | + |
| 199 | +## Build & Distribution |
| 200 | + |
| 201 | +### Build Output |
| 202 | +- Main bundle: `dist/index.js` (14.5 KB, gzipped: 5.5 KB) |
| 203 | +- Worker bundle: `dist/worker/sqliteWorker.js` (5 KB, gzipped: 1.6 KB) |
| 204 | +- TypeScript declarations: `dist/index.d.ts` |
| 205 | + |
| 206 | +### NPM Package Structure |
| 207 | +```json |
| 208 | +{ |
| 209 | + "name": "sqlite-wasm-easy", |
| 210 | + "main": "./dist/index.js", |
| 211 | + "types": "./dist/index.d.ts", |
| 212 | + "exports": { |
| 213 | + ".": "./dist/index.js", |
| 214 | + "./worker": "./dist/worker/sqliteWorker.js" |
| 215 | + } |
| 216 | +} |
| 217 | +``` |
| 218 | + |
| 219 | +## Next Steps |
| 220 | + |
| 221 | +### For Development |
| 222 | +```bash |
| 223 | +cd sqlite-wasm-easy |
| 224 | +npm install |
| 225 | +npm run build # Build the package |
| 226 | +npm run typecheck # Type checking only |
| 227 | +``` |
| 228 | + |
| 229 | +### For Testing |
| 230 | +1. Open `examples/basic.html` in a browser (via dev server) |
| 231 | +2. Open `examples/typed-schema.html` for TypeScript examples |
| 232 | + |
| 233 | +### For Publishing |
| 234 | +```bash |
| 235 | +# Test locally first |
| 236 | +npm pack |
| 237 | + |
| 238 | +# Publish to NPM (when ready) |
| 239 | +npm publish |
| 240 | +``` |
| 241 | + |
| 242 | +### Future Enhancements (Optional) |
| 243 | + |
| 244 | +1. **Multi-tab Coordination** - Add BroadcastChannel support (from your tabCoordinator) |
| 245 | +2. **Migration Helpers** - Schema versioning utilities |
| 246 | +3. **Batch Operations** - Optimize multiple inserts |
| 247 | +4. **Query Builder** - Optional fluent query API (as separate package) |
| 248 | +5. **IndexedDB Fallback** - For browsers without OPFS support |
| 249 | +6. **React Hooks** - `useQuery`, `useMutation` helpers |
| 250 | +7. **Performance Monitoring** - Built-in query timing and logging |
| 251 | + |
| 252 | +## Browser Compatibility |
| 253 | + |
| 254 | +✅ Chrome/Edge 102+ |
| 255 | +✅ Firefox (with OPFS support) |
| 256 | +⚠️ Safari (experimental OPFS support) |
| 257 | + |
| 258 | +## Dependencies |
| 259 | + |
| 260 | +**Peer Dependencies:** |
| 261 | +- `@sqlite.org/sqlite-wasm`: ^3.49.0 |
| 262 | + |
| 263 | +**Dev Dependencies:** |
| 264 | +- `typescript`: ^5.7.3 |
| 265 | +- `vite`: ^6.1.0 |
| 266 | + |
| 267 | +## License |
| 268 | + |
| 269 | +MIT License |
| 270 | + |
| 271 | +## Notes |
| 272 | + |
| 273 | +- The package is **framework-agnostic** (works with React, Vue, Svelte, vanilla JS) |
| 274 | +- No bundler configuration needed (works with Vite, Webpack, Rollup) |
| 275 | +- Fully **tree-shakeable** ES modules |
| 276 | +- **Zero runtime dependencies** (except peer dependency on @sqlite.org/sqlite-wasm) |
| 277 | + |
| 278 | +--- |
| 279 | + |
| 280 | +**Created:** January 22, 2026 |
| 281 | +**Status:** ✅ Ready for testing and publishing |
| 282 | +**Build:** ✅ Successful (TypeScript compilation and Vite bundling) |
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