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feat(perps): sync PerpsController implementation for npm publishing#7941

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abretonc7s wants to merge 20 commits intomainfrom
feat/perps/controller-migration-sync
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feat(perps): sync PerpsController implementation for npm publishing#7941
abretonc7s wants to merge 20 commits intomainfrom
feat/perps/controller-migration-sync

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@abretonc7s abretonc7s commented Feb 16, 2026

Explanation

Syncs `PerpsController` from Mobile into Core as `@metamask/perps-controller`, updated with controller isolation via platform dependency injection.

What changed in the latest sync (metamask-mobile#26394): Cross-controller access has been refactored from direct package imports to minimal interfaces defined by `PerpsPlatformDependencies`. Feature controller dependencies (network, keyring, transaction, authentication, remote-feature-flag, account-tree, rewards) have been removed from `package.json`. The remaining deps are stable utilities (`@metamask/base-controller`, `@metamask/controller-utils`, `@metamask/utils`, `@metamask/abi-utils`, `@metamask/keyring-api`, `@metamask/messenger`) plus the trading SDKs. This directly addresses Mark Stacey's concern from the ADR-42 review: PerpsController no longer creates obstruction for other teams making cross-package changes in Core, since it pins no feature controller versions.

Approach: Mobile remains the source of truth. A sync script copies controller source to this package. The question of whether Core or an independent repo is the right publishing location is still being resolved with the team — see position doc. This PR keeps the Core path viable. The sync script is a transitional mechanism that goes away when Mobile folds into Core as `apps/mobile`.

Key components:

  • `PerpsController` — main controller with state management, messenger integration, and multi-provider orchestration
  • `HyperLiquidProvider` / `MYXProvider` — DEX-specific provider implementations
  • `AggregatedPerpsProvider` — multi-provider aggregation layer
  • `ProviderRouter` — routes operations to the appropriate provider
  • `SubscriptionMultiplexer` — real-time WebSocket data aggregation
  • 13 services: Trading, MarketData, Account, Deposit, Eligibility, FeatureFlagConfiguration, HyperLiquidClient, HyperLiquidSubscription, HyperLiquidWallet, MYXClient, DataLake, RewardsIntegration, TradingReadinessCache
  • `PerpsPlatformDependencies` — platform-agnostic injection interface (controllers, logger, metrics, tracer, etc.)

CI / Testing: A minimal placeholder test (`tests/placeholder.test.ts`) is included to satisfy Core's CI requirement. It lives outside `src/` so the sync script (`rsync --delete` on `src/`) does not remove it. Full unit tests remain in Mobile alongside the source of truth and will be migrated when development moves fully to Core.

References

Checklist

  • I've updated the test suite for new or updated code as appropriate
    • Placeholder test included for CI. Full unit tests remain in Mobile and will be migrated when development moves fully to Core.
  • I've updated documentation (JSDoc, Markdown, etc.) for new or updated code as appropriate
  • I've communicated my changes to consumers by updating changelogs for packages I've changed
  • I've introduced breaking changes in this PR and have prepared draft pull requests for clients and consumer packages to resolve them
    • No breaking changes — controller isolation is additive; existing interface contracts are preserved

Note

High Risk
Large new controller/provider/services surface that manages trading, deposits/withdrawals, feature flags, and background preloading, increasing risk of logic and integration issues despite being largely additive.

Overview
Syncs in a full-featured PerpsController implementation (replacing the previous stub), including a large persisted state shape, messenger-exposed methods for trading and account operations, provider initialization/reinit (testnet toggle/provider switching), and background market/user data preloading with cached standalone provider support.

Adds multi-provider real-time aggregation via SubscriptionMultiplexer, plus portable chart and analytics event constants, and updates package dependencies to include the HyperLiquid/MYX SDKs and utilities used by the synced implementation. Test setup is adjusted to only collect coverage from a placeholder test, and the old PerpsController.test.ts is removed.

Written by Cursor Bugbot for commit 567bc78. This will update automatically on new commits. Configure here.

Add all required dependencies to perps-controller package.json
(account-tree-controller, bridge-controller, keyring-controller,
network-controller, transaction-controller, etc.) and corresponding
tsconfig.build.json project references so the package builds correctly
when source files are synced from mobile.
@abretonc7s abretonc7s requested review from a team as code owners February 16, 2026 11:05
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Review the following changes in direct dependencies. Learn more about Socket for GitHub.

Diff Package Supply Chain
Security
Vulnerability Quality Maintenance License
Added@​myx-trade/​sdk@​0.1.265801007698100
Added@​nktkas/​hyperliquid@​0.30.39810010096100

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Caution

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  • Do not ignore-all
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  • Copy-paste ignore lines for specific packages or a group of one kind with a note on what research you did to deem it safe.
    @SocketSecurity ignore npm/PACKAGE@VERSION
Action Severity Alert  (click "▶" to expand/collapse)
Block Medium
Network access: npm ox in module globalThis["fetch"]

Module: globalThis["fetch"]

Location: Package overview

From: ?npm/@myx-trade/sdk@0.1.265npm/ox@0.12.4

ℹ Read more on: This package | This alert | What is network access?

Next steps: Take a moment to review the security alert above. Review the linked package source code to understand the potential risk. Ensure the package is not malicious before proceeding. If you're unsure how to proceed, reach out to your security team or ask the Socket team for help at support@socket.dev.

Suggestion: Packages should remove all network access that is functionally unnecessary. Consumers should audit network access to ensure legitimate use.

Mark the package as acceptable risk. To ignore this alert only in this pull request, reply with the comment @SocketSecurity ignore npm/ox@0.12.4. You can also ignore all packages with @SocketSecurity ignore-all. To ignore an alert for all future pull requests, use Socket's Dashboard to change the triage state of this alert.

Block Medium
Network access: npm viem in module globalThis["fetch"]

Module: globalThis["fetch"]

Location: Package overview

From: ?npm/@myx-trade/sdk@0.1.265npm/viem@2.46.2

ℹ Read more on: This package | This alert | What is network access?

Next steps: Take a moment to review the security alert above. Review the linked package source code to understand the potential risk. Ensure the package is not malicious before proceeding. If you're unsure how to proceed, reach out to your security team or ask the Socket team for help at support@socket.dev.

Suggestion: Packages should remove all network access that is functionally unnecessary. Consumers should audit network access to ensure legitimate use.

Mark the package as acceptable risk. To ignore this alert only in this pull request, reply with the comment @SocketSecurity ignore npm/viem@2.46.2. You can also ignore all packages with @SocketSecurity ignore-all. To ignore an alert for all future pull requests, use Socket's Dashboard to change the triage state of this alert.

Warn Low
Potential code anomaly (AI signal): npm crypto-js is 100.0% likely to have a medium risk anomaly

Notes: This module implements the RC4 and RC4Drop stream ciphers from CryptoJS. RC4 is known to suffer from key-stream biases and other cryptographic weaknesses and is deprecated for modern use. There is no evidence of malware, network activity, hidden backdoors, or data exfiltration in this code—only the inclusion of an outdated cipher that may lead to weak confidentiality if used.

Confidence: 1.00

Severity: 0.60

From: ?npm/@myx-trade/sdk@0.1.265npm/crypto-js@4.2.0

ℹ Read more on: This package | This alert | What is an AI-detected potential code anomaly?

Next steps: Take a moment to review the security alert above. Review the linked package source code to understand the potential risk. Ensure the package is not malicious before proceeding. If you're unsure how to proceed, reach out to your security team or ask the Socket team for help at support@socket.dev.

Suggestion: An AI system found a low-risk anomaly in this package. It may still be fine to use, but you should check that it is safe before proceeding.

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Warn Low
Potential code anomaly (AI signal): npm viem is 100.0% likely to have a medium risk anomaly

Notes: The code implements a cross-chain deposit flow with proper validations, artifact reads, and on-chain interactions. There is no evidence of hidden backdoors, data exfiltration, or malware. The main security considerations relate to token approval logic and correct configuration of flags to avoid granting excessive allowances. Overall, the module appears legitimate for a bridge deposit flow, with moderate risk primarily around configuration of approvals and correct handling of gas/fees.

Confidence: 1.00

Severity: 0.60

From: ?npm/@myx-trade/sdk@0.1.265npm/viem@2.46.2

ℹ Read more on: This package | This alert | What is an AI-detected potential code anomaly?

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Ignoring alerts on:

  • @myx-trade/sdk@0.1.265
  • @nktkas/hyperliquid@0.30.3
  • wretch@2.11.1
  • rxjs@7.8.2
  • @inquirer/external-editor@2.0.3
  • @noble/curves@2.0.1
  • @scure/bip39@1.6.0

View full report

Synced from mobile PR #26110:
- toggleTestnet: check InitializationState.Failed after init() and
  rollback isTestnet on failure (matching switchProvider pattern)
- depositWithConfirmation: replace never-resolving promise with
  Promise.resolve(transactionMeta.id) when placeOrder=true
Hoist currentDepositId before try block so it is accessible in the
outer catch. When a pre-submission error occurs (e.g. missing
networkClientId), the deposit request is now marked as 'failed'
instead of staying permanently 'pending' in state.
Prevent standalone preload from leaking WebSocket providers by caching
the HyperLiquidProvider instance across standalone calls and cleaning
it up at lifecycle boundaries (init, disconnect, toggleTestnet, etc.).

Reorder switchProvider() to check "already active" before validating
the providers map, so it returns a no-op success before init().
Add uuidv4() fallback for currentDepositId which TypeScript cannot
narrow inside the update() callback after the variable was hoisted
to let binding with string | undefined type.
The base tsconfig.json was missing project references that
tsconfig.build.json already had, causing TS2345 errors for imports
like @metamask/account-tree-controller during type checking.
Jest exits with code 1 when no test files exist. Add a minimal
placeholder test in tests/ (outside src/ so the Mobile sync script
does not delete it) and scope collectCoverageFrom to that file only,
preventing 0% coverage failures on the synced source.
…cription

Register all 34 PerpsControllerActions via registerMethodActionHandlers()
so inter-controller communication works through the messenger in core.
Store the RemoteFeatureFlagController:stateChange subscription handle
and clean it up in disconnect() to prevent leaks.
… and account switch

- Remove feature-flag unsubscribe from disconnect() so geo-blocking and
  HIP-3 flag changes keep propagating after reconnect cycles
- Add deposit request lifecycle tracking for the deposit+order flow so
  requests transition from pending to completed/failed/cancelled
- Clear cached user data when switching to a non-EVM account group to
  prevent stale positions/orders from the previous EVM account
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Add a type import and use it in the test to satisfy both
import-x/unambiguous (requires ES module syntax) and
@typescript-eslint/no-unused-vars.
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Gudahtt commented Feb 16, 2026

The lint job seems to be failing (you need to run yarn dedupe)

Also:

Mobile remains the source of truth for active perps development. Core acts as the publishing vehicle

I thought we had discussed how this was a bad idea, and that we should migrate the controller fully to core instead? I'm not following what the plan is here.

github-merge-queue bot pushed a commit to MetaMask/metamask-mobile that referenced this pull request Feb 20, 2026
## **Description**

Defensive hardening for edge cases in `PerpsController` surfaced by
static analysis on Core PR
[#7941](MetaMask/core#7941). None of these bugs
are currently triggerable in production — the app works correctly today
— but all represent latent issues that could bite under future changes
or unusual network conditions.

### What changed

**1. `toggleTestnet()` — false success on silent init failure**

`performInitialization()` catches errors internally and sets
`InitializationState.Failed` instead of throwing. `toggleTestnet()` was
not checking for this, so it could return `{ success: true }` even when
the network switch failed. This patch:
- Adds the same `InitializationState.Failed` check after `await
this.init()`
- Rolls back `isTestnet` to its previous value on failure

**2. `depositWithConfirmation()` — never-resolving promise when
`placeOrder=true`**

The `placeOrder` path created `new Promise(() => {})` — a promise that
can never be GC'd and would hang any consumer who awaits it. Replaced
with `Promise.resolve(transactionMeta.id)` for proper fire-and-forget
semantics.

**3. `depositWithConfirmation()` — failed deposits remain permanently
pending**

`depositWithConfirmation` adds a pending entry to
`state.depositRequests` before validating `networkClientId`. If the
validation throws, the deposit request stays `status: 'pending'`
forever. This patch marks the deposit request as `failed` in the outer
catch when a pre-submission error occurs.

**4. Feature flag listener lost after disconnect**

`disconnect()` unsubscribed `RemoteFeatureFlagController:stateChange`
but no reconnect path re-subscribed. After disconnect → reconnect,
geo-blocking and HIP-3 flag changes stopped propagating. The
feature-flag subscription is a controller-lifetime concern (not
session-lifetime), so we removed the unsubscribe from `disconnect()`
entirely — the subscription now lives for the full controller lifecycle.

**5. `depositWithConfirmation()` — deposit+order request stays pending
forever**

When `placeOrder=true`, the `if (!placeOrder)` guard skips the
`.then()/.catch()` lifecycle block that transitions the deposit request
to `completed`/`failed`. No other handler exists for this path. Added an
`else if` branch that attaches lifecycle tracking to `addResult.result`
(the real transaction promise) for the deposit+order flow.

**6. Non-EVM account switch leaves stale cache**

The account-change handler only cleared cached user data when
`currentAddress` is truthy. Switching to an account group with no EVM
account (e.g., Bitcoin-only) skipped cache clearing, leaving stale
positions/orders visible. Restructured the condition so cache is always
cleared when the account group changes, with preload guarded separately
behind `if (currentAddress)`.

## **Changelog**

CHANGELOG entry: null

## **Related issues**

Fixes: bugbot findings from Core PR
[#7941](MetaMask/core#7941)

## **Manual testing steps**

These are defensive fixes for edge cases not reachable through normal UI
flows. Verification is via unit tests.

```gherkin
Feature: Perps network toggle resilience

  Scenario: toggleTestnet reports accurate status when init fails silently
    Given user is on mainnet with perps initialized
    When user toggles to testnet and initialization fails internally
    Then toggleTestnet returns { success: false }
    And isTestnet is rolled back to its previous value

Feature: Perps deposit promise contract

  Scenario: depositWithConfirmation result promise resolves when placeOrder is true
    Given user initiates a deposit with placeOrder=true
    When the transaction is submitted
    Then the result promise resolves with the transaction ID

Feature: Perps deposit request lifecycle

  Scenario: deposit request is marked failed on pre-submission error
    Given user initiates a deposit and the deposit request is added as pending
    When the networkClientId lookup fails
    Then the deposit request status is updated to 'failed'

  Scenario: deposit+order request transitions from pending
    Given user initiates a deposit with placeOrder=true
    When the transaction completes or fails
    Then the deposit request status is updated to 'completed' or 'failed'

Feature: Feature flag subscription resilience

  Scenario: geo-blocking flags propagate after disconnect/reconnect
    Given perps controller is initialized with feature flag subscription
    When disconnect() is called and controller reconnects
    Then feature flag changes still propagate correctly

Feature: Account switch cache clearing

  Scenario: switching to non-EVM account clears stale perps cache
    Given user has cached perps data from an EVM account
    When user switches to a Bitcoin-only account group
    Then cached positions, orders, and account state are cleared
```

## **Screenshots/Recordings**

N/A — no UI changes, logic-only hardening.

## **Pre-merge author checklist**

- [x] I've followed [MetaMask Contributor
Docs](https://github.com/MetaMask/contributor-docs) and [MetaMask Mobile
Coding
Standards](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/CODING_GUIDELINES.md).
- [x] I've completed the PR template to the best of my ability
- [x] I've included tests if applicable
- [x] I've documented my code using [JSDoc](https://jsdoc.app/) format
if applicable
- [ ] I've applied the right labels on the PR (see [labeling
guidelines](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/LABELING_GUIDELINES.md)).
Not required for external contributors.

## **Pre-merge reviewer checklist**

- [ ] I've manually tested the PR (e.g. pull and build branch, run the
app, test code being changed).
- [ ] I confirm that this PR addresses all acceptance criteria described
in the ticket it closes and includes the necessary testing evidence such
as recordings and or screenshots.
…cy injection

Synced from metamask-mobile-delta. Cross-controller access now goes through
minimal interfaces defined in PerpsPlatformDependencies rather than direct
package imports. Feature controller deps (network, keyring, transaction,
authentication, remote-feature-flag, account-tree, rewards) removed from
package.json. Remaining deps are stable utilities only.
limit,
endTime,
context: this.#createServiceContext('fetchHistoricalCandles'),
});
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Deposit request tracking silently broken when ID undefined

High Severity

When #depositService.prepareTransaction() returns undefined for currentDepositId, the deposit request gets a fresh UUID via currentDepositId ?? uuidv4() as its id, but this generated UUID is never assigned back to currentDepositId. All subsequent .find() calls that search req.id === currentDepositId compare against undefined, so the request is never found. Deposit lifecycle updates (success, failure, cancellation) are silently lost, leaving the request permanently stuck as 'pending' in persisted state.

Additional Locations (2)

Fix in Cursor Fix in Web

state.depositInProgress = false;
state.lastDepositTransactionId = null;
// Don't set lastDepositResult - no toast needed
});
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Cancelled deposits stay pending in persisted state forever

Medium Severity

When a user cancels a deposit in the non-placeOrder flow, the result.catch handler clears depositInProgress and lastDepositTransactionId but does not update the corresponding deposit request's status from 'pending' to 'cancelled'. Since depositRequests has persist: true, these orphaned pending requests accumulate in persisted storage and can never be resolved through normal UI flows, only through the manual clearPendingTransactionRequests reset action.

Fix in Cursor Fix in Web

limitPrice?: string; // Limit price (for limit orders)
orderType?: OrderType; // Market vs limit
timestamp: number; // When the config was saved (for expiration check)
};
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State type missing selectedPaymentToken in pendingConfig

Medium Severity

The pendingConfig shape in PerpsControllerState does not include selectedPaymentToken, yet savePendingTradeConfiguration spreads a config object containing selectedPaymentToken into pendingConfig, and getPendingTradeConfiguration declares selectedPaymentToken in its return type. The field is stored and retrieved at runtime but is invisible to the type system, meaning consumers relying on the state type will not see it, and type-safe state serialization or validation could silently drop it.

Additional Locations (1)

Fix in Cursor Fix in Web

grvgoel81 pushed a commit to MetaMask/metamask-mobile that referenced this pull request Feb 23, 2026
## **Description**

Defensive hardening for edge cases in `PerpsController` surfaced by
static analysis on Core PR
[#7941](MetaMask/core#7941). None of these bugs
are currently triggerable in production — the app works correctly today
— but all represent latent issues that could bite under future changes
or unusual network conditions.

### What changed

**1. `toggleTestnet()` — false success on silent init failure**

`performInitialization()` catches errors internally and sets
`InitializationState.Failed` instead of throwing. `toggleTestnet()` was
not checking for this, so it could return `{ success: true }` even when
the network switch failed. This patch:
- Adds the same `InitializationState.Failed` check after `await
this.init()`
- Rolls back `isTestnet` to its previous value on failure

**2. `depositWithConfirmation()` — never-resolving promise when
`placeOrder=true`**

The `placeOrder` path created `new Promise(() => {})` — a promise that
can never be GC'd and would hang any consumer who awaits it. Replaced
with `Promise.resolve(transactionMeta.id)` for proper fire-and-forget
semantics.

**3. `depositWithConfirmation()` — failed deposits remain permanently
pending**

`depositWithConfirmation` adds a pending entry to
`state.depositRequests` before validating `networkClientId`. If the
validation throws, the deposit request stays `status: 'pending'`
forever. This patch marks the deposit request as `failed` in the outer
catch when a pre-submission error occurs.

**4. Feature flag listener lost after disconnect**

`disconnect()` unsubscribed `RemoteFeatureFlagController:stateChange`
but no reconnect path re-subscribed. After disconnect → reconnect,
geo-blocking and HIP-3 flag changes stopped propagating. The
feature-flag subscription is a controller-lifetime concern (not
session-lifetime), so we removed the unsubscribe from `disconnect()`
entirely — the subscription now lives for the full controller lifecycle.

**5. `depositWithConfirmation()` — deposit+order request stays pending
forever**

When `placeOrder=true`, the `if (!placeOrder)` guard skips the
`.then()/.catch()` lifecycle block that transitions the deposit request
to `completed`/`failed`. No other handler exists for this path. Added an
`else if` branch that attaches lifecycle tracking to `addResult.result`
(the real transaction promise) for the deposit+order flow.

**6. Non-EVM account switch leaves stale cache**

The account-change handler only cleared cached user data when
`currentAddress` is truthy. Switching to an account group with no EVM
account (e.g., Bitcoin-only) skipped cache clearing, leaving stale
positions/orders visible. Restructured the condition so cache is always
cleared when the account group changes, with preload guarded separately
behind `if (currentAddress)`.

## **Changelog**

CHANGELOG entry: null

## **Related issues**

Fixes: bugbot findings from Core PR
[#7941](MetaMask/core#7941)

## **Manual testing steps**

These are defensive fixes for edge cases not reachable through normal UI
flows. Verification is via unit tests.

```gherkin
Feature: Perps network toggle resilience

  Scenario: toggleTestnet reports accurate status when init fails silently
    Given user is on mainnet with perps initialized
    When user toggles to testnet and initialization fails internally
    Then toggleTestnet returns { success: false }
    And isTestnet is rolled back to its previous value

Feature: Perps deposit promise contract

  Scenario: depositWithConfirmation result promise resolves when placeOrder is true
    Given user initiates a deposit with placeOrder=true
    When the transaction is submitted
    Then the result promise resolves with the transaction ID

Feature: Perps deposit request lifecycle

  Scenario: deposit request is marked failed on pre-submission error
    Given user initiates a deposit and the deposit request is added as pending
    When the networkClientId lookup fails
    Then the deposit request status is updated to 'failed'

  Scenario: deposit+order request transitions from pending
    Given user initiates a deposit with placeOrder=true
    When the transaction completes or fails
    Then the deposit request status is updated to 'completed' or 'failed'

Feature: Feature flag subscription resilience

  Scenario: geo-blocking flags propagate after disconnect/reconnect
    Given perps controller is initialized with feature flag subscription
    When disconnect() is called and controller reconnects
    Then feature flag changes still propagate correctly

Feature: Account switch cache clearing

  Scenario: switching to non-EVM account clears stale perps cache
    Given user has cached perps data from an EVM account
    When user switches to a Bitcoin-only account group
    Then cached positions, orders, and account state are cleared
```

## **Screenshots/Recordings**

N/A — no UI changes, logic-only hardening.

## **Pre-merge author checklist**

- [x] I've followed [MetaMask Contributor
Docs](https://github.com/MetaMask/contributor-docs) and [MetaMask Mobile
Coding
Standards](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/CODING_GUIDELINES.md).
- [x] I've completed the PR template to the best of my ability
- [x] I've included tests if applicable
- [x] I've documented my code using [JSDoc](https://jsdoc.app/) format
if applicable
- [ ] I've applied the right labels on the PR (see [labeling
guidelines](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/LABELING_GUIDELINES.md)).
Not required for external contributors.

## **Pre-merge reviewer checklist**

- [ ] I've manually tested the PR (e.g. pull and build branch, run the
app, test code being changed).
- [ ] I confirm that this PR addresses all acceptance criteria described
in the ticket it closes and includes the necessary testing evidence such
as recordings and or screenshots.
…-migration-sync

# Conflicts:
#	packages/perps-controller/package.json
#	yarn.lock
state.depositInProgress = false;
state.lastDepositTransactionId = null;
// Don't set lastDepositResult - no toast needed
});
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Deposit request stays 'pending' forever on user cancellation

Medium Severity

When the user cancels a deposit transaction in the !placeOrder (submit) path, the result.catch() handler clears depositInProgress and lastDepositTransactionId but does not update the corresponding entry in state.depositRequests. The deposit request created earlier remains with status: 'pending' indefinitely. By contrast, the depositOrderResult .catch() handler correctly transitions the request to 'cancelled' or 'failed'. This inconsistency causes orphaned pending deposit records in the persistent transaction history.

Additional Locations (1)

Fix in Cursor Fix in Web

limitPrice?: string; // Limit price (for limit orders)
orderType?: OrderType; // Market vs limit
timestamp: number; // When the config was saved (for expiration check)
};
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State type missing selectedPaymentToken in pendingConfig

Low Severity

The pendingConfig shape in PerpsControllerState (for both testnet and mainnet) does not include selectedPaymentToken, yet savePendingTradeConfiguration writes it via spread and getPendingTradeConfiguration declares it in its return type. The value exists at runtime but the state type is unaware of it, which means direct state reads, serialization validation, or future state migrations could silently drop it.

Additional Locations (1)

Fix in Cursor Fix in Web


// Reset initialization state to ensure proper reconnection
this.isInitialized = false;
this.#initializationPromise = null;
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disconnect() leaves initializationState stale in persisted state

Medium Severity

disconnect() resets this.isInitialized and this.#initializationPromise but never updates state.initializationState, leaving it as Initialized even though the controller is disconnected. Since initializationState is marked usedInUi: true, UI consumers reading this state would incorrectly show the controller as connected. By contrast, switchProvider() correctly sets state.initializationState to Uninitialized before re-initializing.

Additional Locations (1)

Fix in Cursor Fix in Web

[PERPS_EVENT_PROPERTY.WITHDRAWAL_AMOUNT]:
Number.parseFloat(withdrawalAmount),
},
);
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Analytics call inside Immer producer risks aborting state update

Low Severity

this.#getMetrics().trackPerpsEvent() is called inside the this.update() Immer producer in updateWithdrawalStatus. If that call throws, Immer rolls back the entire draft, so the withdrawal status change, success flag, and progress reset are all silently lost. The analytics side effect couples a non-critical operation with a critical state mutation.

Fix in Cursor Fix in Web

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Cursor Bugbot has reviewed your changes and found 3 potential issues.

requestToUpdate.status = (
isCancellation ? 'cancelled' : 'failed'
) as TransactionStatus;
requestToUpdate.success = false;
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Invalid 'cancelled' status bypasses TransactionStatus type

Medium Severity

The deposit+order cancellation path sets requestToUpdate.status to 'cancelled' via an as TransactionStatus cast, but TransactionStatus is 'pending' | 'bridging' | 'completed' | 'failed' — it does not include 'cancelled'. This means cancelled deposit requests persist in state with an unrecognized status value. Since depositRequests has persist: true, these ghost records accumulate forever and are never cleaned up by clearPendingTransactionRequests (which only filters 'pending' and 'bridging').

Additional Locations (1)

Fix in Cursor Fix in Web

limitPrice?: string; // Limit price (for limit orders)
orderType?: OrderType; // Market vs limit
timestamp: number; // When the config was saved (for expiration check)
};
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State type omits selectedPaymentToken from pendingConfig

Medium Severity

The pendingConfig shape in PerpsControllerState.tradeConfigurations (both testnet and mainnet) doesn't declare selectedPaymentToken, yet savePendingTradeConfiguration stores it and getPendingTradeConfiguration returns it. Since tradeConfigurations has persist: true, the runtime data shape diverges from the declared type, potentially causing issues with state migration, validation, or any downstream consumer relying on the type definition.

Additional Locations (1)

Fix in Cursor Fix in Web

providerId: this.state.activeProvider,
error: `Provider ${providerId} not available`,
};
}
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switchProvider validates against stale empty providers map

Medium Severity

switchProvider validates this.providers.has(providerId) before calling init(), but init() clears and fully rebuilds the providers map. Before init() is first called, this.providers is empty (constructed as new Map() in the constructor), so switching to 'myx' will always be rejected with "Provider myx not available" even when the MYX feature flag is enabled. The validation checks a stale map that gets discarded by the subsequent init() call.

Fix in Cursor Fix in Web

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@metamaskbot publish-previews

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Preview builds have been published. See these instructions for more information about preview builds.

Expand for full list of packages and versions.
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github-merge-queue bot pushed a commit to MetaMask/metamask-mobile that referenced this pull request Feb 25, 2026
## **Description**

Addresses 5 confirmed Bugbot findings from [Core PR
#7941](MetaMask/core#7941).

### What changed

1. **Missing 'canceled' spelling** — deposit+order `.catch()` only
checked `'cancelled'`, not `'canceled'`
2. **Cancelled deposits stay pending** — non-placeOrder cancellation
cleared UI state but left the deposit request as `'pending'`
3. **Stale `activeProviderInstance` after disconnect** — standalone
reads could route through a disconnected provider
4. **Disconnect skips preload teardown** — preload timer and messenger
subscriptions were not stopped, causing background work during teardown
5. **Analytics side effect inside immer producer** — `trackPerpsEvent()`
and `#debugLog()` moved out of `this.update()`

### Disconnect design note

Fix 4 inlines the preload cleanup logic from `stopMarketDataPreload()`
rather than calling it directly, because `stopMarketDataPreload()` calls
`#cleanupStandaloneProvider()` fire-and-forget, while `disconnect()`
needs the awaited version to prevent races with reconnection.

## **Changelog**

CHANGELOG entry: null

## **Related issues**

Fixes: Bugbot findings on MetaMask/core#7941

## **Manual testing steps**

```gherkin
Feature: Perps deposit cancellation and disconnect cleanup

  Scenario: user cancels a deposit transaction
    Given user is on the Perps deposit screen with a pending deposit

    When user rejects the transaction in the wallet prompt
    Then the deposit request status should be 'cancelled' (not stuck as 'pending')

  Scenario: user disconnects from Perps
    Given user is on Perps screens with active market data preload

    When user navigates away triggering disconnect
    Then preload timer is stopped, provider instance is nulled, and no stale subscriptions remain
```

## **Screenshots/Recordings**

N/A — internal controller logic, no UI changes.

## **Pre-merge author checklist**

- [x] I've followed [MetaMask Contributor
Docs](https://github.com/MetaMask/contributor-docs) and [MetaMask Mobile
Coding
Standards](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/CODING_GUIDELINES.md).
- [x] I've completed the PR template to the best of my ability
- [x] I've included tests if applicable
- [x] I've documented my code using [JSDoc](https://jsdoc.app/) format
if applicable
- [x] I've applied the right labels on the PR (see [labeling
guidelines](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/LABELING_GUIDELINES.md)).
Not required for external contributors.

## **Pre-merge reviewer checklist**

- [ ] I've manually tested the PR (e.g. pull and build branch, run the
app, test code being changed).
- [ ] I confirm that this PR addresses all acceptance criteria described
in the ticket it closes and includes the necessary testing evidence such
as recordings and or screenshots.

<!-- CURSOR_SUMMARY -->
---

> [!NOTE]
> **Medium Risk**
> Touches deposit/withdrawal status transitions and disconnect teardown
ordering, which can affect transaction UX, metrics emission, and
background polling behavior if regressions occur.
> 
> **Overview**
> Fixes several PerpsController lifecycle edge cases around deposits,
withdrawals, and teardown.
> 
> Deposit tracking now correctly treats both `cancelled` and `canceled`
error strings as user cancellation, and ensures non-order deposit
cancellations update the corresponding `depositRequests` entry to
`cancelled` instead of leaving it `pending`.
> 
> `updateWithdrawalStatus` no longer performs analytics/logging
side-effects inside the `this.update()` immer producer; it computes
whether tracking/logging is needed during the state update and runs
`trackPerpsEvent`/`#debugLog` afterward.
> 
> `disconnect()` now proactively stops market-data preload intervals and
unsubscribes messenger listeners, resets cached preload config, clears
`activeProviderInstance` to avoid stale routing, and awaits
standalone-provider cleanup. A new unit test asserts preload work does
not continue after disconnect.
> 
> <sup>Written by [Cursor
Bugbot](https://cursor.com/dashboard?tab=bugbot) for commit
330b560. This will update automatically
on new commits. Configure
[here](https://cursor.com/dashboard?tab=bugbot).</sup>
<!-- /CURSOR_SUMMARY -->
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