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https://github.com/nef10/wealthsimpledownloader

Swift library to download data from Wealthsimple using the API
https://github.com/nef10/wealthsimpledownloader

api-wrapper wealthsimple

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Swift library to download data from Wealthsimple using the API

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# WealthsimpleDownloader

[![CI Status](https://github.com/Nef10/WealthsimpleDownloader/workflows/CI/badge.svg?event=push)](https://github.com/Nef10/WealthsimpleDownloader/actions?query=workflow%3A%22CI%22) [![Documentation percentage](https://nef10.github.io/WealthsimpleDownloader/badge.svg)](https://nef10.github.io/WealthsimpleDownloader/) [![License: MIT](https://img.shields.io/github/license/Nef10/WealthsimpleDownloader)](https://github.com/Nef10/WealthsimpleDownloader/blob/main/LICENSE) [![Latest version](https://img.shields.io/github/v/release/Nef10/WealthsimpleDownloader?label=SemVer&sort=semver)](https://github.com/Nef10/WealthsimpleDownloader/releases) ![platforms supported: linux | macOS | iOS | watchOS | tvOS](https://img.shields.io/badge/platform-linux%20%7C%20macOS%20%7C%20iOS%20%7C%20watchOS%20%7C%20tvOS-blue) ![SPM compatible](https://img.shields.io/badge/SPM-compatible-blue)

## What

This is a small library to download data from Wealthsimple. It does not support Wealthsimple Trade and currently only supports downloading accounts, positions and transactions. The documentation of the Wealthsimple API I am using can be found at https://developers.wealthsimple.com/. To authenticate I am using the same client id as their web site, which uses the same API as backend.

## How

1) Implement a `CredentialStore`

Example using the KeychainAccess library

```swift
import KeychainAccess

class KeyChainCredentialStorage: CredentialStorage {

let keychain = Keychain(service: "XYZ")

func save(_ value: String, for key: String) {
keychain[key] = value
}

func read(_ key: String) -> String? {
keychain[key]
}

}
```

2) Implement an `AuthenticationCallback` which will ask the user for their username, password and one time password.
3) Initialize `WealthsimpleDownloader` with your two implementations: `let wealthsimpleDownloader = WealthsimpleDownloader(authenticationCallback: myAuthenticationCallback, credentialStorage: myCredentialStorage)`
4) Call `wealthsimpleDownloader.authenticate() { }` and wait for the callback
5) Now you can start retreiving data with the other methods provided on `WealthsimpleDownloader` like `getAccounts` or `getPositions`

Please check out the complete documentation [here](https://nef10.github.io/WealthsimpleDownloader/). You can also have a look at the [SwiftBeanCountImporterApp](https://github.com/Nef10/SwiftBeanCountImporterApp) which uses this library. If you want to convert the downloaded data into Beancount format, also check out [SwiftBeanCountWealthsimpleMapper](https://github.com/Nef10/SwiftBeanCountWealthsimpleMapper)

## Usage

The library supports the Swift Package Manger, so simply add a dependency in your `Package.swift`:

```
.package(url: "https://github.com/Nef10/WealthsimpleDownloader.git", .upToNextMajor(from: "X.Y.Z")),
```

## Limitations

Please note that I developed this library for my own needs and there may be bugs. It currently only accesses a very limited scope of the API. Even for the endpoints it implements, there are further limitations:

* Paging is not supported
* Only works on Accounts with 2FA enabled

Pull requests to extend the scope or remove limitations are very welcome.

## Copyright

While my code is licensed under the [MIT License](https://github.com/Nef10/WealthsimpleDownloader/blob/main/LICENSE), the source repository may include names or other trademarks of Wealthsimple or other entities; potential usage restrictions for these elements still apply and are not touched by the software license. Same applies for the API design. I am in no way affilliated with Wealthsimple other than beeing customer.