Add follow-up status tracking slice

lib/outreach-follow-up.ts

@@ -0,0 +1,89 @@
+import type {
+  OutreachResponseStatus,
+  OutreachSalesStatus,
+  OutreachSendStatus,
+} from "./dashboard-model";
+
+export const FOLLOW_UP_DUE_DELAY_MS = 7 * 24 * 60 * 60 * 1000;
+export const DO_NOT_CONTACT_RECHECK_MS = 365 * 24 * 60 * 60 * 1000;
+
+export type FollowUpPromptState = "not_ready" | "pending" | "due" | "suppressed";
+
+export const manualSalesStatusLabels: Record<OutreachSalesStatus, string> = {
+  follow_up_planned: "Follow-up geplant",
+  follow_up_sent: "Follow-up gesendet",
+  reply_received: "Antwort erhalten",
+  not_interested: "Kein Interesse",
+  later: "Später wieder melden",
+  meeting_scheduled: "Gespräch vereinbart",
+  proposal_requested: "Angebot angefragt",
+  proposal_sent: "Angebot gesendet",
+  won: "Auftrag gewonnen",
+  lost: "Auftrag verloren",
+  do_not_pursue: "Nicht weiter verfolgen",
+};
+
+const suppressingSalesStatuses = new Set<OutreachSalesStatus>([
+  "reply_received",
+  "not_interested",
+  "do_not_pursue",
+  "follow_up_sent",
+]);
+
+const suppressingResponseStatuses = new Set<OutreachResponseStatus>([
+  "manual_reply_recorded",
+  "no_interest",
+]);
+
+export function getManualSalesStatusLabel(status: OutreachSalesStatus) {
+  return manualSalesStatusLabels[status];
+}
+
+export function shouldCreateFollowUpDraftAfterSend(input: {
+  existingFollowUpOutreachCount: number;
+  followUpDraft?: string | null;
+  salesStatus: OutreachSalesStatus;
+  sendStatus: OutreachSendStatus;
+}) {
+  return (
+    input.sendStatus === "sent" &&
+    input.salesStatus === "follow_up_planned" &&
+    input.existingFollowUpOutreachCount === 0 &&
+    Boolean(input.followUpDraft?.trim())
+  );
+}
+
+export function getFollowUpPromptState(input: {
+  followUpDueAt?: number | null;
+  responseStatus: OutreachResponseStatus;
+  salesStatus: OutreachSalesStatus;
+  now: number;
+}): FollowUpPromptState {
+  if (
+    suppressingSalesStatuses.has(input.salesStatus) ||
+    suppressingResponseStatuses.has(input.responseStatus)
+  ) {
+    return "suppressed";
+  }
+
+  if (typeof input.followUpDueAt !== "number") {
+    return "not_ready";
+  }
+
+  return input.now >= input.followUpDueAt ? "due" : "pending";
+}
+
+export function getDoNotContactRecheckState(input: {
+  doNotContactUntil?: number | null;
+  now: number;
+}) {
+  if (typeof input.doNotContactUntil !== "number") {
+    return { status: "none" as const, label: "Offen" };
+  }
+
+  if (input.now >= input.doNotContactUntil) {
+    return { status: "recheck" as const, label: "Erneut prüfen" };
+  }
+
+  return { status: "blocked" as const, label: "Nicht erneut kontaktieren" };
+}