import crypto from 'node:crypto';
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import { readFileSync } from 'node:fs';
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import { CONCEPT_STATUSES, normalizeConceptForm } from './concept-catalog.mjs';
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// Defined in roll-selection.mjs for the same reason WELL_TIERS is: this file
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// reads the filesystem, and the roll API imports the taxonomy to validate its
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// grain and platform parameters. Re-exported so importers have one place to look.
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import { COMPOSITION_GRAINS, COMPOSITION_PLATFORMS, isGrain, isPlatform } from './roll-selection.mjs';
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export { COMPOSITION_GRAINS, COMPOSITION_PLATFORMS, isGrain, isPlatform };
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// Catalog B: compositions rather than styles. A composition organizes attention,
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// sequence, or manipulation on a surface and must survive being dressed in
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// any committed visual identity; it deliberately carries no palette or type
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// half. Surface-scope seeds draw from here (plus catalog A duals); direction
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// seeds pair one composition with a chosen world for the first surface.
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export const COMPOSITION_GRAMMAR_PREFIXES = [
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'Staging/hierarchy:',
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'Sequence/attention:',
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'Controls/state:',
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'Adaptation:',
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];
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// Surfaces align with the skill's modes: a persuade composition and an operate
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// composition are different species, and read/experience surfaces get their own.
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export const COMPOSITION_SURFACES = new Set(['persuade', 'operate', 'read', 'experience']);
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export function compositionContentHash(composition) {
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const payload = [
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composition?.form ?? '',
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composition?.lineage ?? '',
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JSON.stringify(composition?.tags ?? []),
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JSON.stringify(composition?.grammar ?? []),
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composition?.spark ?? '',
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composition?.webLeverage ?? '',
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].join('\n');
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return crypto.createHash('sha256').update(payload).digest('hex').slice(0, 12);
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}
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export function validateCompositionEntry(composition, { existingForms = new Map() } = {}) {
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const errors = [];
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const id = composition?.id || '(unknown)';
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if (!/^[a-z0-9]+(?:-[a-z0-9]+)*$/.test(composition?.id || '')) {
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errors.push(`invalid composition id: ${String(composition?.id)}`);
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}
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const normalized = normalizeConceptForm(composition?.form);
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if (!normalized) {
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errors.push(`composition ${id} needs a form`);
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} else if (existingForms.has(normalized)) {
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errors.push(`duplicate composition form: ${id} and ${existingForms.get(normalized)}`);
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}
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if (typeof composition?.form !== 'string'
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|| composition.form.trim().length < 40
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|| composition.form.trim().length > 360
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|| !composition.form.includes(',')) {
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errors.push(`composition ${id} must name a staging and its structural mechanism after a comma`);
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}
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if (typeof composition?.lineage !== 'string'
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|| composition.lineage.trim().length < 12
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|| composition.lineage.trim().length > 200) {
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errors.push(`composition ${id} needs lineage metadata of 12–200 characters`);
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}
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if (!COMPOSITION_SURFACES.has(composition?.surface)) {
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errors.push(`composition ${id} needs a surface of ${[...COMPOSITION_SURFACES].join(', ')}`);
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}
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// Grain: how much of the product this composes. Optional, and absence means
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// eligible at any grain, so nothing needs backfilling.
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if (composition?.grain !== undefined && composition.grain !== null && !isGrain(composition.grain)) {
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errors.push(`composition ${id} grain "${composition.grain}" must be one of ${COMPOSITION_GRAINS.join(', ')}`);
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}
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// Platforms this composition survives. Absence means all of them, so listing
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// every platform is the same as omitting the field and is rejected in favour of
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// leaving it out; an empty array would exclude the entry from every roll.
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if (composition?.platforms !== undefined && composition.platforms !== null) {
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const list = composition.platforms;
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if (!Array.isArray(list) || list.length === 0) {
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errors.push(`composition ${id} platforms must be a non-empty array, or omitted to allow every platform`);
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} else if (list.some(entry => !isPlatform(entry))) {
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errors.push(`composition ${id} platforms may only contain ${COMPOSITION_PLATFORMS.join(', ')}`);
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} else if (new Set(list).size !== list.length) {
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errors.push(`composition ${id} platforms must not repeat a platform`);
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} else if (list.length === COMPOSITION_PLATFORMS.length) {
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errors.push(`composition ${id} platforms lists every platform; omit the field instead`);
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}
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}
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if (!Array.isArray(composition?.tags)
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|| composition.tags.length !== 3
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|| composition.tags.some(tag => typeof tag !== 'string' || !tag.trim())) {
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errors.push(`composition ${id} must have exactly three structural tags`);
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}
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if (!Array.isArray(composition?.grammar)
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|| composition.grammar.length !== COMPOSITION_GRAMMAR_PREFIXES.length
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|| composition.grammar.some(rule => typeof rule !== 'string' || rule.trim().length < 12 || rule.trim().length > 180)) {
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errors.push(`composition ${id} needs grammar with exactly four rules of 12–180 characters`);
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} else {
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const unique = new Set(composition.grammar.map(normalizeConceptForm));
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if (unique.size !== COMPOSITION_GRAMMAR_PREFIXES.length) {
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errors.push(`composition ${id} has duplicate grammar rules`);
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}
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if (composition.grammar.some((rule, index) => !rule.startsWith(COMPOSITION_GRAMMAR_PREFIXES[index]))) {
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errors.push(`composition ${id} grammar must use staging, sequence, controls, and adaptation prefixes in order`);
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}
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}
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if (typeof composition?.spark !== 'string'
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|| composition.spark.trim().length < 80
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|| composition.spark.trim().length > 320) {
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errors.push(`composition ${id} needs a vivid spark of 80–320 characters`);
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}
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if (typeof composition?.webLeverage !== 'string'
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|| composition.webLeverage.trim().length < 20
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|| composition.webLeverage.trim().length > 240) {
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errors.push(`composition ${id} needs web leverage of 20–240 characters`);
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}
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return errors;
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}
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export function readCompositionCatalog(catalogPath, reviewsPath) {
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const catalog = JSON.parse(readFileSync(catalogPath, 'utf8'));
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const reviewData = JSON.parse(readFileSync(reviewsPath, 'utf8'));
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const reviews = reviewData.reviews || {};
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const familiesById = new Map((catalog.families || []).map(family => [family.id, family]));
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const compositions = (catalog.compositions || []).map(composition => ({
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...composition,
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familyLabel: familiesById.get(composition.familyId)?.label || null,
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status: reviews[composition.id]?.status || 'pending',
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review: reviews[composition.id] || null,
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}));
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return { catalog, reviewData, reviews, compositions };
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}
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export function validateCompositionCatalog(catalog, reviewData, { minimumTotal } = {}) {
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const errors = [];
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const familyIds = new Set();
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const ids = new Set();
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const forms = new Map();
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if (!Number.isInteger(catalog?.schemaVersion) || catalog.schemaVersion < 1) {
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errors.push('composition catalog schemaVersion must be a positive integer');
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}
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if (typeof catalog?.qualityBar?.principle !== 'string' || catalog.qualityBar.principle.trim().length < 80) {
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errors.push('composition qualityBar.principle must define the staging bar');
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}
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if (!Array.isArray(catalog?.families) || catalog.families.length < 4) {
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errors.push('composition catalog needs at least four families');
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}
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for (const family of catalog?.families || []) {
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if (!/^[a-z0-9]+(?:-[a-z0-9]+)*$/.test(family.id || '')) errors.push(`invalid composition family id: ${String(family.id)}`);
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if (familyIds.has(family.id)) errors.push(`duplicate composition family id: ${family.id}`);
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familyIds.add(family.id);
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if (typeof family.description !== 'string' || family.description.trim().length < 40) {
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errors.push(`composition family ${family.id || '(unknown)'} needs a description`);
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}
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}
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for (const composition of catalog?.compositions || []) {
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if (ids.has(composition.id)) errors.push(`duplicate composition id: ${composition.id}`);
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ids.add(composition.id);
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if (!familyIds.has(composition.familyId)) {
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errors.push(`composition ${composition.id} must belong to a declared family, got: ${String(composition.familyId)}`);
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}
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errors.push(...validateCompositionEntry(composition, { existingForms: forms }));
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const normalized = normalizeConceptForm(composition.form);
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if (normalized) forms.set(normalized, composition.id);
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}
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if (minimumTotal !== undefined && (catalog?.compositions || []).length < minimumTotal) {
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errors.push(`expected at least ${minimumTotal} compositions, found ${(catalog?.compositions || []).length}`);
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}
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for (const [id, review] of Object.entries(reviewData?.reviews || {})) {
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if (!ids.has(id)) errors.push(`composition review references missing entry: ${id}`);
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if (!CONCEPT_STATUSES.has(review?.status)) errors.push(`invalid composition review status for ${id}`);
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if (typeof review?.formHash !== 'string' || !review.formHash.trim()) {
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errors.push(`composition review ${id} needs a formHash`);
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} else {
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const entry = (catalog?.compositions || []).find(composition => composition.id === id);
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if (entry && review.formHash !== compositionContentHash(entry)) {
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errors.push(`composition review ${id} is stale: content changed since review`);
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}
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}
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// Mirrors the concept catalog: an optional 1-3 grade on approved entries
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// only, read as a calibration signal and used to weight challenger draws.
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if (review?.rating !== undefined) {
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if (![1, 2, 3].includes(review.rating)) {
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errors.push(`review ${id} rating must be 1, 2, or 3`);
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} else if (review.status !== 'approved') {
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errors.push(`review ${id} rating only applies to approved compositions`);
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}
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}
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if (review?.note !== undefined && (typeof review.note !== 'string' || !review.note.trim() || review.note.length > 500)) {
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errors.push(`composition review ${id} note must be a non-empty string of 500 characters or fewer`);
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}
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}
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return {
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errors,
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stats: {
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families: familyIds.size,
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compositions: (catalog?.compositions || []).length,
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approved: Object.values(reviewData?.reviews || {}).filter(review => review?.status === 'approved').length,
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rejected: Object.values(reviewData?.reviews || {}).filter(review => review?.status === 'rejected').length,
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},
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};
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}
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