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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>User Deletion & Deauthorization Workflow</title>
<script src="https://cdn.jsdelivr.net/npm/mermaid/dist/mermaid.min.js"></script>
<style>
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</style>
</head>
<body>
<div class="container">
<h1>User Deletion Architecture</h1>
<p>Comprehensive workflow of data cleanup, service deauthorization, and analytics events triggered upon user
account deletion.</p>
<div class="card">
<h2>📊 Analytics & Monitoring</h2>
<p>The following key events are tracked during the deletion process:</p>
<table>
<thead>
<tr>
<th>Context</th>
<th>Event Name</th>
<th>Parameters</th>
<th>Source</th>
</tr>
</thead>
<tbody>
<tr>
<td>Frontend</td>
<td><span class="badge">user_delete</span></td>
<td><code>{}</code> (Empty payload)</td>
<td><code>user-settings.component.ts</code></td>
</tr>
<tr>
<td>Backend Logs</td>
<td><code>[Cleanup] User {uid} deleted...</code></td>
<td>UID, Deauthorization Status</td>
<td>Cloud Logging (Info/Error levels)</td>
</tr>
</tbody>
</table>
</div>
<div class="card">
<h2>🔄 Process Workflow</h2>
<div class="mermaid">
flowchart TB
subgraph Frontend["🖥️ Frontend Application"]
User(("👤 User"))
UI["User Settings UI"]
Analytics["📊 Analytics: user_delete"]
Service["AppUserService"]
User -->|Clicks Delete| UI
UI -->|Log Event| Analytics
UI -->|Call| Service
end
subgraph Backend["☁️ Backend Services"]
DeleteFn["Cloud Function: deleteSelf"]
Auth["Firebase Auth"]
Service -->|Call| DeleteFn
DeleteFn -->|Admin SDK| Auth
end
subgraph Triggers["⚡ Parallel Cleanup Triggers"]
direction TB
subgraph CustomCleanup["🛠️ cleanupUserAccounts (Functions)"]
Suunto["🔵 Suunto"]
Coros["🟢 COROS"]
Garmin["🟠 Garmin"]
Wahoo["🔴 Wahoo"]
Email["📧 Email"]
Suunto -->|"1. Deauthorize API<br />2. Delete Tokens<br />3. Delete Parent Doc"| Suunto
Garmin -->|"1. DELETE API<br />2. Delete Doc"| Garmin
Coros -->|"1. Delete Tokens<br />2. Delete Parent Doc"| Coros
Wahoo -->|"1. DELETE permissions<br />2. Delete Tokens<br />3. Delete Mapping"| Wahoo
end
subgraph ExtensionCleanup["📦 delete-user-data (Extension)"]
Config["Configuration Rules"]
Firestore["🔥 Firestore Recursive Delete"]
Storage["📂 Storage Bucket Delete"]
Firestore -->|"paths: users/{uid}, customers/{uid}"| Firestore
end
end
Auth -->|onDelete Trigger| CustomCleanup
Auth -->|onDelete Trigger| ExtensionCleanup
style Frontend fill:#0d1117,stroke:#58a6ff,stroke-width:2px
style Backend fill:#0d1117,stroke:#a371f7,stroke-width:2px
style CustomCleanup fill:#161b22,stroke:#d29922,stroke-width:2px,stroke-dasharray: 5 5
style ExtensionCleanup fill:#161b22,stroke:#238636,stroke-width:2px,stroke-dasharray: 5 5
</div>
</div>
<div class="card">
<h2>🗑️ Data Cleanup Matrix</h2>
<table>
<thead>
<tr>
<th>Data Domain</th>
<th>Target Path/Resource</th>
<th>Cleanup Mechanism</th>
<th>Notes</th>
</tr>
</thead>
<tbody>
<tr>
<td><strong>User Profile</strong></td>
<td><code>users/{uid}</code><br><code>users/{uid}/config/*</code><br><code>users/{uid}/system/*</code>
</td>
<td>Extension</td>
<td>Recursive deletion enabled for the entire user subtree</td>
</tr>
<tr>
<td><strong>Saved Events & Activities</strong></td>
<td><code>users/{uid}/events/*</code><br><code>users/{uid}/events/*/metaData/*</code><br><code>users/{uid}/activities/*</code><br>Storage: <code>users/{uid}/events/*</code></td>
<td>Extension + <code>cleanupEventFile</code></td>
<td>The extension removes the user subtree during account deletion; <code>cleanupEventFile</code> covers normal event deletes, linked flat activities, event metadata, and event-scoped original files</td>
</tr>
<tr>
<td><strong>Saved Routes</strong></td>
<td><code>users/{uid}/routes/*</code><br><code>users/{uid}/routes/*/metaData/*</code><br>Storage: <code>users/{uid}/routes/*</code></td>
<td>Extension + <code>cleanupRouteFiles</code></td>
<td>The extension removes saved routes during account deletion; <code>cleanupRouteFiles</code> covers normal route deletes, route metadata, route-scoped original files, and route quota reconciliation while skipping Firestore-owned work when account deletion is already in progress</td>
</tr>
<tr>
<td><strong>Stripe Data</strong></td>
<td><code>customers/{uid}</code><br><code>customers/{uid}/subscriptions/*</code></td>
<td>Extension</td>
<td>Stripe Customer object is <strong>preserved</strong> in Dashboard</td>
</tr>
<tr>
<td><strong>Access Tokens</strong></td>
<td><code>suuntoAppAccessTokens/{uid}</code><br><code>COROSAPIAccessTokens/{uid}</code><br><code>garminAPITokens/{uid}</code><br><code>wahooAPIAccessTokens/{uid}</code>
</td>
<td><code>cleanupUserAccounts</code></td>
<td>Attempts partner deauthorization first; if the provider is unavailable, archives token material for follow-up, then guarantees local token-root cleanup</td>
</tr>
<tr>
<td><strong>MCP OAuth State</strong></td>
<td><code>mcpOAuthAuthorizationRequests/*</code><br><code>mcpOAuthAuthorizationCodes/*</code><br><code>mcpOAuthAccessTokens/*</code><br><code>mcpOAuthRefreshTokens/*</code><br><code>mcpOAuthRateLimits/*</code><br><code>users/{uid}/mcpConnections/*</code></td>
<td><code>cleanupUserAccounts</code></td>
<td>Recursively deletes bounded pages with limited concurrency. An incomplete or failed pass does not skip mail or queue cleanup; the trigger fails afterward so Firebase retries the idempotent cleanup.</td>
</tr>
<tr>
<td><strong>Operational Queues</strong></td>
<td><code>activitySyncQueue/*</code><br><code>routeSyncQueue/*</code><br><code>sleepSyncQueue/*</code><br><code>suuntoAppWorkoutQueue/*</code><br><code>COROSAPIWorkoutQueue/*</code><br><code>garminAPIActivityQueue/*</code><br><code>wahooAPIWorkoutQueue/*</code><br><code>wahooAPIUserMappings/*</code><br><code>failed_jobs/*</code><br><code>sportsLibReparseJobs/*</code><br><code>sportsLibRouteReparseJobs/*</code></td>
<td><code>cleanupUserAccounts</code></td>
<td>Top-level queue docs are outside the extension paths, so cleanup queries by Firebase UID and known provider ids, writes short-lived cleanup tombstones, then recursively deletes queue roots, including route sync and route reparse jobs</td>
</tr>
<tr>
<td><strong>Email Logs</strong></td>
<td><code>mail/{docId}</code></td>
<td><code>cleanupUserAccounts</code></td>
<td>Queries by UID and Email</td>
</tr>
<tr>
<td><strong>Other Files</strong></td>
<td>Storage: <code>users/{uid}/*</code></td>
<td>Extension</td>
<td>Catch-all storage cleanup for any remaining user-uploaded content under the user prefix</td>
</tr>
<tr>
<td><strong>Permissions</strong></td>
<td><code>userAccountPrivileges/{uid}</code></td>
<td>Extension</td>
<td>System access levels</td>
</tr>
</tbody>
</table>
</div>
</div>
<script>
mermaid.initialize({
startOnLoad: true,
theme: 'dark',
flowchart: { curve: 'basis' }
});
</script>
</body>
</html>