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feat: add earn controller package (#5210)
This PR adds the new earn controller that will support both existing products like Pooled staking and upcoming products like stablecoin lending . This is the first version of the controller and currently initailizes the stake-sdk and implements functions to fetch staking data and update state. ## References Related to [STAKE-896](https://consensyssoftware.atlassian.net/browse/STAKE-896) <!-- Are there any issues that this pull request is tied to? Are there other links that reviewers should consult to understand these changes better? Are there client or consumer pull requests to adopt any breaking changes? For example: * Fixes #12345 * Related to #67890 --> ## Changelog <!-- If you're making any consumer-facing changes, list those changes here as if you were updating a changelog, using the template below as a guide. (CATEGORY is one of BREAKING, ADDED, CHANGED, DEPRECATED, REMOVED, or FIXED. For security-related issues, follow the Security Advisory process.) Please take care to name the exact pieces of the API you've added or changed (e.g. types, interfaces, functions, or methods). If there are any breaking changes, make sure to offer a solution for consumers to follow once they upgrade to the changes. Finally, if you're only making changes to development scripts or tests, you may replace the template below with "None". --> ### `@metamask/earn-controller` - **ADDED**: Initial release of the `EarnController` package for managing DeFi earning opportunities - **ADDED**: Support for pooled staking products with features: - Automatic state management for staking data - Real-time updates on network and account changes - Integration with `@metamask/stake-sdk` - Eligibility checks for staking products - **ADDED**: Support for stablecoin lending products with state management for: - Vault information (APY, liquidity, supply) ## Checklist - [x] I've updated the test suite for new or updated code as appropriate - [x] I've updated documentation (JSDoc, Markdown, etc.) for new or updated code as appropriate - [x] I've highlighted breaking changes using the "BREAKING" category above as appropriate - [x] I've prepared draft pull requests for clients and consumer packages to resolve any breaking changes [STAKE-896]: https://consensyssoftware.atlassian.net/browse/STAKE-896?atlOrigin=eyJpIjoiNWRkNTljNzYxNjVmNDY3MDlhMDU5Y2ZhYzA5YTRkZjUiLCJwIjoiZ2l0aHViLWNvbS1KU1cifQ
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| # Changelog | ||
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| All notable changes to this project will be documented in this file. | ||
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| The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), | ||
| and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html). | ||
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| ## [Unreleased] | ||
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| [Unreleased]: https://github.com/MetaMask/core/ |
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| MIT License | ||
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| Copyright (c) 2025 MetaMask | ||
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| Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| of this software and associated documentation files (the "Software"), to deal | ||
| in the Software without restriction, including without limitation the rights | ||
| to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| copies of the Software, and to permit persons to whom the Software is | ||
| furnished to do so, subject to the following conditions: | ||
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| The above copyright notice and this permission notice shall be included in all | ||
| copies or substantial portions of the Software. | ||
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| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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| # `@metamask/earn-controller` | ||
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| Manages state for earning features and coordinates interactions between staking services, SDK integrations, and other controllers to enable users to participate in various earning opportunities. | ||
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| ## Installation | ||
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| `yarn add @metamask/earn-controller` | ||
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| or | ||
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| `npm install @metamask/earn-controller` | ||
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| ## Contributing | ||
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| This package is part of a monorepo. Instructions for contributing can be found in the [monorepo README](https://github.com/MetaMask/core#readme). |
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| /* | ||
| * For a detailed explanation regarding each configuration property and type check, visit: | ||
| * https://jestjs.io/docs/configuration | ||
| */ | ||
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| const merge = require('deepmerge'); | ||
| const path = require('path'); | ||
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| const baseConfig = require('../../jest.config.packages'); | ||
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| const displayName = path.basename(__dirname); | ||
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| module.exports = merge(baseConfig, { | ||
| // The display name when running multiple projects | ||
| displayName, | ||
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| // An object that configures minimum threshold enforcement for coverage results | ||
| coverageThreshold: { | ||
| global: { | ||
| branches: 100, | ||
| functions: 100, | ||
| lines: 100, | ||
| statements: 100, | ||
| }, | ||
| }, | ||
| }); |
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| { | ||
| "name": "@metamask/earn-controller", | ||
| "version": "0.0.0", | ||
| "description": "Manages state for earning features and coordinates interactions between staking services, SDK integrations, and other controllers to enable users to participate in various earning opportunities", | ||
| "keywords": [ | ||
| "MetaMask", | ||
| "Ethereum" | ||
| ], | ||
| "homepage": "https://github.com/MetaMask/core/tree/main/packages/earn-controller#readme", | ||
| "bugs": { | ||
| "url": "https://github.com/MetaMask/core/issues" | ||
| }, | ||
| "repository": { | ||
| "type": "git", | ||
| "url": "https://github.com/MetaMask/core.git" | ||
| }, | ||
| "license": "MIT", | ||
| "sideEffects": false, | ||
| "exports": { | ||
| ".": { | ||
| "import": { | ||
| "types": "./dist/index.d.mts", | ||
| "default": "./dist/index.mjs" | ||
| }, | ||
| "require": { | ||
| "types": "./dist/index.d.cts", | ||
| "default": "./dist/index.cjs" | ||
| } | ||
| }, | ||
| "./package.json": "./package.json" | ||
| }, | ||
| "main": "./dist/index.cjs", | ||
| "types": "./dist/index.d.cts", | ||
| "files": [ | ||
| "dist/" | ||
| ], | ||
| "scripts": { | ||
| "build": "ts-bridge --project tsconfig.build.json --verbose --clean --no-references", | ||
| "build:docs": "typedoc", | ||
| "changelog:validate": "../../scripts/validate-changelog.sh @metamask/earn-controller", | ||
| "changelog:update": "../../scripts/update-changelog.sh @metamask/earn-controller", | ||
| "publish:preview": "yarn npm publish --tag preview", | ||
| "test": "NODE_OPTIONS=--experimental-vm-modules jest --reporters=jest-silent-reporter", | ||
| "test:clean": "NODE_OPTIONS=--experimental-vm-modules jest --clearCache", | ||
| "test:verbose": "NODE_OPTIONS=--experimental-vm-modules jest --verbose", | ||
| "test:watch": "NODE_OPTIONS=--experimental-vm-modules jest --watch", | ||
| "since-latest-release": "../../scripts/since-latest-release.sh" | ||
| }, | ||
| "dependencies": { | ||
| "@ethersproject/providers": "^5.7.0", | ||
| "@metamask/base-controller": "^7.1.1", | ||
| "@metamask/controller-utils": "^11.4.5", | ||
| "@metamask/stake-sdk": "^1.0.0" | ||
| }, | ||
| "devDependencies": { | ||
| "@metamask/accounts-controller": "^22.0.0", | ||
| "@metamask/auto-changelog": "^3.4.4", | ||
| "@metamask/network-controller": "^22.1.1", | ||
| "@types/jest": "^27.4.1", | ||
| "deepmerge": "^4.2.2", | ||
| "jest": "^27.5.1", | ||
| "ts-jest": "^27.1.4", | ||
| "typedoc": "^0.24.8", | ||
| "typedoc-plugin-missing-exports": "^2.0.0", | ||
| "typescript": "~5.2.2" | ||
| }, | ||
| "peerDependencies": { | ||
| "@metamask/accounts-controller": "^22.0.0", | ||
| "@metamask/network-controller": "^22.1.1" | ||
| }, | ||
| "engines": { | ||
| "node": "^18.18 || >=20" | ||
| }, | ||
| "publishConfig": { | ||
| "access": "public", | ||
| "registry": "https://registry.npmjs.org/" | ||
| } | ||
| } |
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