export interface RawFlow {
  _key: string;
  display_name?: string;
  name?: string;
  description?: string;
  source_context?: string;
  status?: string;
  kind?: string;
}

const DEV_ARTEFACT_PATTERNS = [
  /^rv[_\s]/i,
  /^orphan/i,
  /^atlas[_\s]?f1/i,
  /\batlas-f1-fresh\b/i,
  /mcp[_\s]?sdx[_\s]?smoke/i,
  /\bcodex[_\s]?test\b/i,
  /\bsidekick\b/i,
  /^process_\d{10,}$/i,
  /\bbackfill\b/i,
  /\bsmoke[_\s]?test\b/i,
  /\bprobe\b/i,
  /\bfixture\b/i,
  /\bea2\b/i,
  /\bsdx\b/i,
  /\bruntime reference\b/i,
  /\bdemo\b/i,
  /\btest\b/i,
];

const NON_BUSINESS_SOURCE_CONTEXTS = new Set([
  "EA2_CHAT_THREAD",
  "EA2_CHAT_MSG",
  "CANVAS_CHAT_THREAD",
  "CANVAS_CHAT_MSG",
  "CANVAS_CHAT_INBOX",
  "CANVAS_ATTENDANCE_ROOT",
  "CANVAS_ATTENDANCE_SITE",
  "CANVAS_SEED_PROCESS",
  "CANVAS_SEED_STEP",
  "EA2_WIZARD_STEP",
  "EA2_DRAFT_PROCESS:process_creation",
  "D2 live backfill 2026-04-25; derived from seed fields, existing description/content, and graph name.",
  "EA2 runtime reference seed",
  "atlas-f1-fresh-proof",
  "EA2 seed payload via POST /api/process",
  "fm-process-mining-conformance-reseed",
]);

const HEX32 = /[a-f0-9]{32}/gi;
const HEX_SUFFIX = /[_-][a-f0-9]{8,}$/i;

export function isDevArtefact(f: RawFlow): boolean {
  if (f.source_context && NON_BUSINESS_SOURCE_CONTEXTS.has(f.source_context)) return true;
  const haystack = `${f.display_name || ""} ${f.name || ""} ${f.description || ""}`;
  return DEV_ARTEFACT_PATTERNS.some((p) => p.test(haystack));
}

export function curatedPublishedFlows<T extends RawFlow>(items: T[]): T[] {
  return items.filter(
    (it) => it.status === "published" && it.kind === "definition" && !!it.display_name && !isDevArtefact(it)
  );
}

export function friendlyShortId(id: string | undefined | null): string {
  if (!id) return "";
  const trimmed = id.replace(HEX_SUFFIX, "");
  if (trimmed.length < id.length && trimmed.length > 0) return trimmed;
  if (HEX32.test(id)) return `ref-${id.slice(0, 4)}`;
  return id;
}

export function scrubIdsFromText(text: string): string {
  return text.replace(HEX32, "");
}