import type { ConvoyStatus } from "./schemas";

export type KanbanColumn = {
  status: ConvoyStatus;
  label: string;
};

/** Kanban columns for mission control (Epic 5). */
export const MISSION_CONTROL_KANBAN_COLUMNS: KanbanColumn[] = [
  { status: "draft", label: "Planning" },
  { status: "convoy_review", label: "Awaiting plan approval" },
  { status: "ready", label: "Ready to build" },
  { status: "in_progress", label: "Building" },
  { status: "pr_review", label: "Awaiting merge" },
  { status: "merged", label: "Awaiting prod" },
  { status: "released", label: "Done" },
  { status: "blocked", label: "Blocked" },
];

/** Statuses surfaced in the human gate inbox. */
export const GATE_INBOX_STATUSES: ConvoyStatus[] = [
  "convoy_review",
  "pr_review",
  "merged",
];

export function gateLabelForStatus(status: ConvoyStatus): string | null {
  switch (status) {
    case "convoy_review":
      return "Gate 1 — Plan approval";
    case "pr_review":
      return "Gate 2 — PR merge";
    case "merged":
      return "Gate 3 — Prod promote";
    default:
      return null;
  }
}

export function humanGateActorForStatus(status: ConvoyStatus): string | null {
  switch (status) {
    case "convoy_review":
      return "human-gate-1";
    case "pr_review":
      return "human-gate-2";
    case "merged":
      return "human-gate-3";
    default:
      return null;
  }
}