singularity-forge/docs/dev/extending-pi/20-mode-behavior.md
Jeremy 872b0adb48 docs: reorganize into user-docs/ and dev/ subdirectories
Split flat docs/ into user-docs/ (guides, config, troubleshooting) and
dev/ (ADRs, architecture, extension guides, proposals). Updated
docs/README.md index to reflect new paths.
2026-04-10 09:25:31 -05:00

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# Mode Behavior
| Mode | UI Methods | Notes |
|------|-----------|-------|
| **Interactive** (default) | Full TUI | Normal operation |
| **RPC** (`--mode rpc`) | JSON protocol | Host handles UI, dialogs work via sub-protocol |
| **JSON** (`--mode json`) | No-op | Event stream to stdout |
| **Print** (`-p`) | No-op | Extensions run but can't prompt users |
**Always check `ctx.hasUI`** before calling dialog methods in extensions that might run in non-interactive modes:
```typescript
if (ctx.hasUI) {
const ok = await ctx.ui.confirm("Delete?", "Sure?");
} else {
// Default behavior for non-interactive mode
}
```
---