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https://github.com/patmood/pocketbase-typegen

Typescript generation for pocketbase records
https://github.com/patmood/pocketbase-typegen

pocketbase typegen typescript

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Typescript generation for pocketbase records

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# Pocketbase Typegen

Generate typescript definitions from your [pocketbase.io](https://pocketbase.io/) schema.

## Quickstart

`npx pocketbase-typegen --db ./pb_data/data.db --out pocketbase-types.ts`

This will produce types for all your PocketBase collections to use in your frontend typescript codebase.

## Versions

When using PocketBase > v0.8.x, use `pocketbase-typegen` v1.1.x

Users of PocketBase < v0.7.x should use `pocketbase-typegen` v1.0.x

## Usage

```
Options:
-V, --version output the version number
-d, --db path to the pocketbase SQLite database
-j, --json path to JSON schema exported from pocketbase admin UI
-u, --url URL to your hosted pocketbase instance. When using this options you must also provide email and password options.
-e, --email email for an admin pocketbase user. Use this with the --url option
-p, --password password for an admin pocketbase user. Use this with the --url option
-o, --out path to save the typescript output file (default: "pocketbase-types.ts")
--no-sdk remove the pocketbase package dependency. A typed version of the SDK will not be generated.
-e, --env [path] flag to use environment variables for configuration. Add PB_TYPEGEN_URL, PB_TYPEGEN_EMAIL, PB_TYPEGEN_PASSWORD to your .env file. Optionally provide a path to your .env file
-h, --help display help for command
```

DB example:

`npx pocketbase-typegen --db ./pb_data/data.db`

JSON example (export JSON schema from the pocketbase admin dashboard):

`npx pocketbase-typegen --json ./pb_schema.json`

URL example:

`npx pocketbase-typegen --url https://myproject.pockethost.io --email [email protected] --password 'secr3tp@ssword!'`

ENV example (add PB_TYPEGEN_URL, PB_TYPEGEN_EMAIL and PB_TYPEGEN_PASSWORD to your .env file):

`npx pocketbase-typegen --env`

.env:

```
PB_TYPEGEN_URL=https://myproject.pockethost.io
[email protected]
PB_TYPEGEN_PASSWORD=secr3tp@ssword!
```

Add it to your projects `package.json`:

```
"scripts": {
"typegen": "pocketbase-typegen --db ./pb_data/data.db",
},
```

## Example Output

The output is a typescript file `pocketbase-types.ts` ([example](./test/pocketbase-types-example.ts)) which will contain:

- `Collections` An enum of all collections.
- `[CollectionName]Record` One type for each collection (eg ProfilesRecord).
- `[CollectionName]Response` One response type for each collection (eg ProfilesResponse) which includes system fields. This is what is returned from the PocketBase API.
- `[CollectionName][FieldName]Options` If the collection contains a select field with set values, an enum of the options will be generated.
- `CollectionRecords` A type mapping each collection name to the record type.
- `CollectionResponses` A type mapping each collection name to the response type.
- `TypedPocketBase` A type for usage with type asserted PocketBase instance.

## Example Usage

Using PocketBase SDK v0.18.3+, collections can be [automatically typed](https://github.com/pocketbase/js-sdk#specify-typescript-definitions) using the generated `TypedPocketBase` type:

```typescript
import { TypedPocketBase } from "./pocketbase-types"

const pb = new PocketBase('http://127.0.0.1:8090') as TypedPocketBase

await pb.collection('tasks').getOne("RECORD_ID") // -> results in TaskResponse
await pb.collection('posts').getOne("RECORD_ID") // -> results in PostResponse
```

Alternatively, you can use generic types for each request, eg:

```typescript
import { Collections, TasksResponse } from "./pocketbase-types"

await pb.collection(Collections.Tasks).getOne("RECORD_ID") // -> results in TaskResponse
```

## Example Advanced Usage

You can provide types for JSON fields and [expanded relations](https://pocketbase.io/docs/expanding-relations/) by passing generic arguments to the Response types:

```typescript
import { Collections, CommentsResponse, UserResponse } from "./pocketbase-types"

/**
type CommentsRecord = {
text: string
metadata: null | Tmetadata // This is a json field
user: RecordIdString // This is a relation field
}
*/
type Tmetadata = {
likes: number
}
type Texpand = {
user: UsersResponse
}
const result = await pb
.collection(Collections.Comments)
.getOne>("RECORD_ID", { expand: "user" })

// Now you can access the expanded relation with type safety and hints in your IDE
result.expand?.user.username
```

## Status

![](https://github.com/patmood/pocketbase-typegen/actions/workflows/test.yml/badge.svg?branch=main) ![](https://github.com/patmood/pocketbase-typegen/actions/workflows/integration.yml/badge.svg?branch=main)