ss-tools/specs/004-integrate-svelte-kit/data-model.md

Data Model: SvelteKit Integration

Entities

Route

Represents a navigable URL in the application.

Field	Type	Description
path	String	The URL path (e.g., /, /settings)
component	Svelte Component	The page component to render
data_requirements	List	Backend data needed for this route
layout	Layout	The layout wrapping this route

Validation Rules:

• path must be unique.
• path must follow SvelteKit file-based routing conventions.

Layout

Represents a shared UI structure.

Field	Type	Description
name	String	Identifier for the layout (e.g., default)
components	List	Shared components (Header, Footer, Sidebar)
slot	Placeholder	Where the route content is injected

State Transitions

Navigation

1. Trigger: User clicks link or goto(path) is called.
2. Action: SvelteKit router intercepts the request.
3. Data Fetching: load function in +page.ts or +layout.ts is executed.
4. Rendering: The new page component is rendered within the layout.
5. URL Update: Browser history is updated.

Error Handling

1. Trigger: Navigation to non-existent path or API failure.
2. Action: SvelteKit renders +error.svelte.
3. Display: User-friendly error message with recovery options.