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openchamber/plans/opencode-v1.17.12-sdk/implementation/phase-5-impl.md
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# Phase 4 Implementation: `session.permission` — Programmatic Endpoints
## Prerequisite
Verify `session.permission.create` and `session.permission.fetch` exist in SDK v1.17.12 types. Check `node_modules/@opencode-ai/sdk/dist/v2/gen/sdk.gen.d.ts` for `Permission2` class (referenced by `Session3` at line 1672).
If absent, skip this phase.
## Step 1: Add wrappers to client.ts
File: `packages/ui/src/lib/opencode/client.ts`
Add after `replyToPermission()` (line 1108):
```typescript
async createPermission(
sessionID: string,
permission: string,
options?: { message?: string; directory?: string | null }
): Promise<PermissionRequest | null> {
const requestDirectory = this.normalizeCandidatePath(options?.directory ?? null) ?? this.currentDirectory;
const response = await this.client.session.permission.create({
sessionID,
permission,
...(requestDirectory ? { directory: requestDirectory } : {}),
...(options?.message ? { message: options.message } : {}),
});
return (response.data as PermissionRequest) ?? null;
}
async fetchPermission(
sessionID: string,
requestID: string,
directory?: string | null
): Promise<PermissionRequest | null> {
const requestDirectory = this.normalizeCandidatePath(directory) ?? this.currentDirectory;
const response = await this.client.session.permission.fetch({
sessionID,
requestID,
...(requestDirectory ? { directory: requestDirectory } : {}),
});
return (response.data as PermissionRequest) ?? null;
}
```
## Step 2: Use in auto-accept flow (optional)
File: `packages/ui/src/sync/sync-context.tsx`, line 1118-1143
The auto-accept flow currently iterates `grouped` permissions and calls `respondToPermission()`. The new `fetchPermission()` could be used to verify a permission still exists before auto-accepting:
```typescript
await Promise.all(autoAcceptingSessionIds.flatMap((sessionId) =>
(grouped[sessionId] ?? []).map(async (permission) => {
try {
const fresh = await opencodeClient.fetchPermission(
permission.sessionID,
permission.id
);
if (!fresh) return; // Permission already resolved
await sessionActions.respondToPermission(permission.sessionID, permission.id, "once")
} catch {
// Keep failed auto-accept permissions in UI state
}
}),
))
```
## Step 3: Validation
```bash
cd packages/ui && bun run type-check
```
Manual: trigger a permission request, verify auto-accept flow works.