A self-hosted orchestration system crafted for power users. composia.xyz
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172import { dequal } from "dequal";import * as v from "valibot";
const pageSchema = v.pipe(v.number(), v.integer(), v.minValue(1));const textFilterSchema = v.pipe(v.string(), v.trim(), v.nonEmpty());
export type QueryFilterValues = Record<string, readonly string[]>;
export function parsePageParam(searchParams: URLSearchParams): number { const parsed = Number.parseInt(searchParams.get("page") ?? "1", 10); const result = v.safeParse(pageSchema, parsed); return result.success ? result.output : 1;}
export function parseEnumFilterValues< const T extends readonly [string, ...string[]],>(values: string[], allowedValues: T): T[number][] { const schema = v.picklist(allowedValues); return values.filter( (value): value is T[number] => v.safeParse(schema, value).success, );}
export function parseTextFilterValues(values: string[]): string[] { return values.flatMap((value) => { const result = v.safeParse(textFilterSchema, value); return result.success ? [result.output] : []; });}
export function buildFilterPageUrl( path: string, page: number, filters: QueryFilterValues,): string { const params = buildFilterSearchParams(page, filters); const query = params.toString(); return query ? `${path}?${query}` : path;}
export function filterQuerySignature( page: number, filters: QueryFilterValues,): string { return buildFilterSearchParams(page, filters).toString();}
function buildFilterSearchParams( page: number, filters: QueryFilterValues,): URLSearchParams { const params = new URLSearchParams(); if (page > 1) { params.set("page", page.toString()); }
for (const [key, values] of Object.entries(filters)) { for (const value of values) { params.append(key, value); } }
return params;}
export function filterValuesEqual( left: readonly unknown[], right: readonly unknown[],): boolean { return dequal(left, right);}