feat: mongodb driver

.gitignore

@@ -8,3 +8,4 @@ tmp
 /drivers
 /server*
 /test.*
+__*

README.md

@@ -622,6 +622,50 @@ const storage = createStorage({
 - `storage`: The name of the table to read from. It defaults to `storage`.
 - `boostCache`: Whether to enable cached queries: see [docs](https://planetscale.com/docs/concepts/query-caching-with-planetscale-boost#using-cached-queries-in-your-application).
 
+### `mongodb`
+
+⚠️ Due to it's dependency on the `mongodb` package. this driver is currently not compatible with edge workers like Cloudflare Workers or Vercel Edge Functions.
+
+Store data in a MongoDB [mongodb](https://www.npmjs.com/package/mongodb).
+
+This driver stores KV information in a MongoDB collection with a separate document for each key value pair.
+
+To use it, you will need to install `mongodb` in your project:
+
+```json
+{
+  "dependencies": {
+    "mongodb": "^5.0.1",
+  }
+}
+```
+
+Usage:
+
+```js
+import { createStorage } from "unstorage";
+import mongodbDriver from "unstorage/drivers/mongodb";
+const storage = createStorage({
+    driver: mongodbDriver({
+      connectionString: "CONNECTION_STRING",
+      databaseName: "test",
+      collectionName: "test",
+    }),
+});
+```
+
+**Authentication:**
+
+The driver supports the following authentication methods:
+
+- **`connectionString`**: The MongoDB connection string. This is the only way to authenticate.
+
+**Options:**
+
+- **`connectionString`** (required): The connection string to use to connect to the MongoDB database. It should be in the format `mongodb://<username>:<password>@<host>:<port>/<database>`.
+- `databaseName`: The name of the database to use. Defaults to `unstorage`.
+- `collectionName`: The name of the collection to use. Defaults to `unstorage`.
+
 ## Making custom drivers
 
 It is possible to extend unstorage by creating custom drives.

package.json

@@ -53,7 +53,8 @@
     "ufo": "^1.1.0"
   },
   "optionalDependencies": {
-    "@planetscale/database": "^1.5.0"
+    "@planetscale/database": "^1.5.0",
+    "mongodb": "^5.0.1"
   },
   "devDependencies": {
     "@cloudflare/workers-types": "^4.20230214.0",
@@ -71,6 +72,8 @@
     "jiti": "^1.17.0",
     "jsdom": "^21.1.0",
     "monaco-editor": "^0.35.0",
+    "mongodb": "^5.0.1",
+    "mongodb-memory-server": "^8.11.4",
     "msw": "^1.0.1",
     "prettier": "^2.8.4",
     "types-cloudflare-worker": "^1.2.0",