import type { ZodType } from 'zod';
import type { TextContent, HeadingContent, CodeContent, ImageContent, QuoteContent, CalloutContent, GalleryContent, VideoContent, EmbedContent, MarkdownContent, DividerContent, PartsListContent, BuildStepContent, ToolListContent, DownloadsContent, QuizContent, InteractiveSliderContent, CheckpointContent, MathNotationContent, SectionHeaderContent } from './schemas.js';
/** Discriminated union of all known block types */
export type TypedBlockTuple = ['text', TextContent] | ['heading', HeadingContent] | ['code', CodeContent] | ['image', ImageContent] | ['quote', QuoteContent] | ['callout', CalloutContent] | ['gallery', GalleryContent] | ['video', VideoContent] | ['embed', EmbedContent] | ['markdown', MarkdownContent] | ['divider', DividerContent] | ['partsList', PartsListContent] | ['buildStep', BuildStepContent] | ['toolList', ToolListContent] | ['downloads', DownloadsContent] | ['quiz', QuizContent] | ['interactiveSlider', InteractiveSliderContent] | ['checkpoint', CheckpointContent] | ['mathNotation', MathNotationContent] | ['sectionHeader', SectionHeaderContent];
/** A block is a [type, content] tuple — accepts both typed and unknown block types for extensibility */
export type BlockTuple = TypedBlockTuple | [string, Record<string, unknown>];
/** Definition for a registered block type */
export interface BlockDefinition<T extends Record<string, unknown> = Record<string, unknown>> {
    /** Unique block type identifier (e.g., 'text', 'heading', 'code') */
    type: string;
    /** Zod schema for validating block content */
    schema: ZodType<T>;
    /** Human-readable label for the block type */
    label: string;
}
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