Implements the full dual-mode tree editor (Plan Phases 1-5): Backend: - JSONB↔Markdown bidirectional serializer/parser with mistune - Markdown validator with line/column error reporting - 3 API endpoints: export-markdown, import-markdown, validate-markdown - Variable extraction/resolution service ([USER_INPUT], [VAR], [SAVE_AS]) - Session variables JSONB column (migration 028) - 39 tree markdown tests + variable service tests (403 total passing) Frontend: - Monaco-based Code Mode with custom Monarch tokenizer and dark theme - Autocomplete for @node_id refs, type values, variable names - Debounced validation (800ms) with inline Monaco error markers - Syntax help panel (absolute overlay, toggleable) - Starter template for new trees with valid cross-references - Bidirectional metadata sync (name/description/category/tags frontmatter) - Synchronous tree→markdown serializer (fixes async race condition) - Pre-save validation blocks save on broken refs or missing tree name - Mode-aware undo/redo: Monaco native in Code Mode, throttled zundo in Flow Mode - Variable prompt modal and frontend resolver for session navigation Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
50 lines
1.3 KiB
TypeScript
50 lines
1.3 KiB
TypeScript
/**
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* Frontend-side variable substitution for display during navigation.
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*
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* - [VAR:name] → replaced with variables[name]
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* - [USER_INPUT:prompt] → replaced with variables[prompt]
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* - [SAVE_AS:name] → removed from display
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*/
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export function resolveVariables(text: string, variables: Record<string, string>): string {
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// Replace [VAR:name]
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let result = text.replace(/\[VAR:([^\]]+)\]/g, (_, name) => {
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const key = name.trim()
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return variables[key] ?? `[VAR:${key}]`
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})
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// Replace [USER_INPUT:prompt]
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result = result.replace(/\[USER_INPUT:([^\]]+)\]/g, (_, prompt) => {
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const key = prompt.trim()
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return variables[key] ?? `[USER_INPUT:${key}]`
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})
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// Remove [SAVE_AS:name]
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result = result.replace(/\[SAVE_AS:[^\]]+\]/g, '')
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return result
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}
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/**
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* Extract all [USER_INPUT:prompt] tokens from text.
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* Returns array of prompt strings.
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*/
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export function extractUserInputPrompts(text: string): string[] {
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const prompts: string[] = []
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const re = /\[USER_INPUT:([^\]]+)\]/g
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let match
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while ((match = re.exec(text)) !== null) {
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const prompt = match[1].trim()
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if (!prompts.includes(prompt)) {
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prompts.push(prompt)
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}
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}
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return prompts
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}
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/**
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* Check if text contains any variable tokens.
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*/
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export function hasVariableTokens(text: string): boolean {
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return /\[(USER_INPUT|VAR|SAVE_AS):[^\]]+\]/.test(text)
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}
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