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biggus-dickus/web/src/lib/group-fields.ts
T

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TypeScript

import type { components } from "../api/schema";
type FieldDefinitionView = components["schemas"]["FieldDefinitionView"];
export type FieldGroup = { group: string; defs: FieldDefinitionView[] };
/** Group field definitions by `def.group` (trimmed), preserving definition order
* within and across groups; ungrouped defs fall into a trailing `otherLabel` bucket. */
export function groupDefinitions(
definitions: FieldDefinitionView[],
otherLabel: string,
): FieldGroup[] {
const groups: FieldGroup[] = [];
for (const def of definitions) {
const group = def.group?.trim() ? def.group : otherLabel;
let bucket = groups.find((g) => g.group === group);
if (!bucket) {
bucket = { group, defs: [] };
groups.push(bucket);
}
bucket.defs.push(def);
}
groups.sort((a, b) => Number(a.group === otherLabel) - Number(b.group === otherLabel));
return groups;
}