All files visibility.ts

100% Statements 68/68
100% Branches 25/25
100% Functions 5/5
100% Lines 41/41

Press n or j to go to the next uncovered block, b, p or k for the previous block.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78      31x 31x 41x 24x 24x     31x 31x 31x     2x       31x 31x 31x 45x 45x 35x 35x 35x 34x 34x         31x   31x 13x 13x     31x 59x 22x 22x 13x 9x       8x 8x 8x 8x       8x       13x               31x 31x   31x 43x 43x   31x    
import { PricingRules, PricingField, PricingOption, Selections } from './types.js';
 
function collectSelectedOptionIds(selections: Selections): number[] {
  const ids: number[] = [];
  const addFrom = (fieldValues: Record<number, { selectedOptionIds?: number[] }>) => {
    for (const key of Object.keys(fieldValues)) {
      const sel = fieldValues[Number(key)];
      if (sel && sel.selectedOptionIds) ids.push(...sel.selectedOptionIds);
    }
  };
  addFrom(selections.fieldValues || {});
  for (const group of selections.groups || []) addFrom(group.fieldValues || {});
  return ids;
}
 
export function resolveVisibleFields(
  rules: PricingRules,
  selections: Selections
): Set<number> {
  const allFields: PricingField[] = [...rules.fields, ...rules.groupFields];
  const optionsById = new Map<number, PricingOption>();
  const fieldByOptionId = new Map<number, PricingField>();
  for (const f of allFields) {
    for (const o of f.options) {
      optionsById.set(o.id, o);
      fieldByOptionId.set(o.id, f);
      if (o.originalId != null) {
        optionsById.set(o.originalId, o);
        fieldByOptionId.set(o.originalId, f);
      }
    }
  }
 
  const selectedOptionIds = collectSelectedOptionIds(selections);
 
  const sameOption = (a: number, b: number): boolean => {
    const oa = optionsById.get(a);
    return oa != null && oa === optionsById.get(b);
  };
 
  const isFulfilled = (selectedBy: number[], checked: number[]): boolean => {
    if (!selectedBy || selectedBy.length === 0) return true;
    for (const triggerId of selectedBy) {
      for (const selId of selectedOptionIds) {
        if (!sameOption(triggerId, selId)) continue;
        if (checked.includes(selId)) return true;
        // sameOption only returns true for ids present in optionsById, and
        // fieldByOptionId is populated in the same loop, so both lookups are
        // guaranteed non-null here (mirrors server dereferencing directly).
        const opt = optionsById.get(selId) as PricingOption;
        const field = fieldByOptionId.get(selId) as PricingField;
        const nextChecked = [...checked, selId];
        if (
          isFulfilled(opt.selectedBy, nextChecked) &&
          isFulfilled(field.selectedBy, nextChecked)
        ) {
          return true;
        }
      }
    }
    return false;
  };
 
  // Group variation fields only materialise as variations when the job
  // actually has groups (the server builds them inside each `variations_group`
  // via `VariationsGroups.mapper_variations`; with no groups there are no group
  // variations at all). Independent fields are always in play. This mirrors the
  // server, where a non-group job exposes no group fields.
  const hasGroups = Boolean(selections.groups && selections.groups.length > 0);
  const fieldsToConsider = hasGroups ? allFields : rules.fields;
 
  const visible = new Set<number>();
  for (const f of fieldsToConsider) {
    if (isFulfilled(f.selectedBy, [])) visible.add(f.id);
  }
  return visible;
}