Remove the sd-sub-borrow skill as it was redundant with the existing
"Two-digit with ones place borrowing" skill which naturally covers
problems like 52-17, 43-18, etc.
The skill was problematic because:
- digitRange: { min: 1, max: 1 } constrained both operands to single digits
- But the description "13-7, 15-8" implied 2-digit minus 1-digit
- This contradiction made it impossible to generate appropriate problems
- Students were seeing either 0% or 100% of the intended pattern
Rather than fix the complex asymmetric digit range logic, we're removing
the skill entirely. The progression now flows:
- sd-sub-no-borrow (single-digit without borrowing)
- td-sub-no-borrow (two-digit without borrowing)
- td-sub-ones-borrow (two-digit with ones place borrowing)
This provides a cleaner, more natural progression.
Changes:
- Remove sd-sub-borrow skill definition from skills.ts
- Remove 'sd-sub-borrow' from SkillId type union
- Update td-sub-no-borrow prerequisites to reference sd-sub-no-borrow
- Remove sd-sub-borrow from skillMigration.ts mapping
- Remove generateTeensMinusSingles() function from problemGenerator.ts
- Revert generateOnesOnlyBorrow() to standard logic
Also includes previous fixes:
- Fix AllSkillsModal tab button types to prevent modal closing
- Add operator-specific display rules for mixed mode
- Add borrowNotation and borrowingHints to displayRules schema
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
136 lines
4.0 KiB
TypeScript
136 lines
4.0 KiB
TypeScript
// Script to generate example worksheet images for the blog post
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// Shows different scaffolding levels for the 2D difficulty blog post
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import fs from 'fs'
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import path from 'path'
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import { generateWorksheetPreview } from '../src/app/create/worksheets/addition/generatePreview'
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import { DIFFICULTY_PROFILES } from '../src/app/create/worksheets/addition/difficultyProfiles'
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// Output directory
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const outputDir = path.join(process.cwd(), 'public', 'blog', 'difficulty-examples')
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// Ensure output directory exists
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if (!fs.existsSync(outputDir)) {
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fs.mkdirSync(outputDir, { recursive: true })
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}
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// Generate examples with SAME regrouping level but different scaffolding
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// This clearly shows how scaffolding changes while keeping problem complexity constant
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const examples = [
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{
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name: 'full-scaffolding',
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filename: 'full-scaffolding.svg',
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description: 'Full Scaffolding: Maximum visual support',
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// Use medium regrouping with full scaffolding
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config: {
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pAllStart: 0.3,
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pAnyStart: 0.7,
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displayRules: {
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carryBoxes: 'always' as const,
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answerBoxes: 'always' as const,
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placeValueColors: 'always' as const,
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tenFrames: 'always' as const,
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problemNumbers: 'always' as const,
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cellBorders: 'always' as const,
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borrowNotation: 'never' as const,
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borrowingHints: 'never' as const,
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},
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},
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},
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{
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name: 'medium-scaffolding',
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filename: 'medium-scaffolding.svg',
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description: 'Medium Scaffolding: Strategic support',
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config: {
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pAllStart: 0.3,
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pAnyStart: 0.7,
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displayRules: {
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carryBoxes: 'whenRegrouping' as const,
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answerBoxes: 'always' as const,
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placeValueColors: 'when3PlusDigits' as const,
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tenFrames: 'never' as const,
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problemNumbers: 'always' as const,
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cellBorders: 'always' as const,
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borrowNotation: 'never' as const,
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borrowingHints: 'never' as const,
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},
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},
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},
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{
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name: 'minimal-scaffolding',
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filename: 'minimal-scaffolding.svg',
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description: 'Minimal Scaffolding: Carry boxes only',
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config: {
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pAllStart: 0.3,
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pAnyStart: 0.7,
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displayRules: {
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carryBoxes: 'whenMultipleRegroups' as const,
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answerBoxes: 'never' as const,
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placeValueColors: 'never' as const,
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tenFrames: 'never' as const,
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problemNumbers: 'always' as const,
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cellBorders: 'always' as const,
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borrowNotation: 'never' as const,
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borrowingHints: 'never' as const,
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},
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},
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},
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{
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name: 'no-scaffolding',
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filename: 'no-scaffolding.svg',
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description: 'No Scaffolding: Students work independently',
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config: {
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pAllStart: 0.3,
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pAnyStart: 0.7,
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displayRules: {
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carryBoxes: 'never' as const,
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answerBoxes: 'never' as const,
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placeValueColors: 'never' as const,
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tenFrames: 'never' as const,
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problemNumbers: 'always' as const,
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cellBorders: 'always' as const,
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borrowNotation: 'never' as const,
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borrowingHints: 'never' as const,
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},
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},
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},
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] as const
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console.log('Generating blog example worksheets...\n')
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for (const example of examples) {
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console.log(`Generating ${example.description}...`)
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const config = {
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pAllStart: example.config.pAllStart,
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pAnyStart: example.config.pAnyStart,
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displayRules: example.config.displayRules,
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problemsPerPage: 4,
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pages: 1,
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cols: 2,
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}
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try {
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const result = generateWorksheetPreview(config)
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if (!result.success || !result.pages || result.pages.length === 0) {
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console.error(`Failed to generate ${example.name}:`, result.error)
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continue
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}
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// Get the first page's SVG
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const svg = result.pages[0]
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// Save to file
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const outputPath = path.join(outputDir, example.filename)
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fs.writeFileSync(outputPath, svg, 'utf-8')
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console.log(` ✓ Saved to ${outputPath}`)
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} catch (error) {
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console.error(` ✗ Error generating ${example.name}:`, error)
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}
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}
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console.log('\nDone! Example worksheets generated.')
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console.log(`\nFiles saved to: ${outputDir}`)
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