// Shared fixtures for the scripts/test-stammdaten-*.ts tests (lane L1 Stammdaten).
// Creates isolated zz-test tenants with the raw owner client and builds ServiceCtx objects with
// the permission sets of the standard roles (src/server/rbac.ts ROLE_DEFS). Not a test itself
// (the runner only picks up files named test-*.ts).

import "dotenv/config";
import { prisma, dbForTenant } from "../src/server/db";
import { ROLE_DEFS, type RoleKey } from "../src/server/rbac";
import { ServiceError, type ServiceCtx } from "../src/server/services/context";

export function checker(title: string) {
  let failures = 0;
  const ok = (cond: unknown, msg: string) => {
    console.log(`${cond ? "✓" : "✗ FEHLER"} ${msg}`);
    if (!cond) failures++;
  };
  /** Expect `fn` to reject with a ServiceError of `code` (and optionally `reason`). */
  const expectServiceError = async (fn: () => Promise<unknown>, code: ServiceError["code"], msg: string, reason?: string) => {
    try {
      await fn();
      ok(false, `${msg} — kein Fehler geworfen`);
    } catch (err) {
      const e = err as ServiceError;
      const actualReason = (e.details as { reason?: string } | undefined)?.reason;
      const match = e instanceof ServiceError && e.code === code && (!reason || actualReason === reason);
      ok(match, `${msg}${match ? "" : ` — erhalten: ${e?.name}/${e?.code ?? ""}/${actualReason ?? ""} ${e?.message ?? ""}`}`);
    }
  };
  /** Expect `fn` to reject with any error whose name matches (e.g. ZodError). */
  const expectErrorName = async (fn: () => Promise<unknown>, name: string, msg: string) => {
    try {
      await fn();
      ok(false, `${msg} — kein Fehler geworfen`);
    } catch (err) {
      ok((err as Error)?.name === name, `${msg}${(err as Error)?.name === name ? "" : ` — erhalten: ${(err as Error)?.name} ${(err as Error)?.message}`}`);
    }
  };
  const finish = () => {
    console.log(failures === 0 ? `\nOK — ${title}: alle Prüfungen erfüllt.` : `\n${failures} FEHLER in ${title}.`);
    return failures;
  };
  return { ok, expectServiceError, expectErrorName, finish, get failures() { return failures; } };
}

const MODELS_IN_DELETE_ORDER = [
  "signature",
  "report",
  "photo",
  "activityNote",
  "voiceNote",
  "materialUsage",
  "timeEntry",
  "workSession",
  "materialPlan",
  "checklistItem",
  "photoRequirement",
  "workOrderStatusChange",
  "workOrderAssignee",
  "document",
  "syncOperation",
  "notification",
  "aiGeneration",
  "workOrder",
  "importJob",
  "site",
  "contact",
  "customer",
  "teamMember",
  "team",
  "checklistTemplate",
  "orderType",
  "numberSequence",
  "auditLog",
] as const;

export async function cleanupTenants(slugs: string[], emailDomain: string) {
  const tenants = await prisma.tenant.findMany({ where: { slug: { in: slugs } }, select: { id: true } });
  const ids = tenants.map((t) => t.id);
  if (ids.length) {
    const client = prisma as unknown as Record<string, { deleteMany: (a: unknown) => Promise<unknown> }>;
    for (const model of MODELS_IN_DELETE_ORDER) await client[model].deleteMany({ where: { tenantId: { in: ids } } });
    await prisma.userRole.deleteMany({ where: { user: { tenantId: { in: ids } } } });
    await prisma.user.deleteMany({ where: { tenantId: { in: ids } } });
    await prisma.tenantModule.deleteMany({ where: { tenantId: { in: ids } } });
    await prisma.tenantSettings.deleteMany({ where: { tenantId: { in: ids } } });
    await prisma.role.deleteMany({ where: { tenantId: { in: ids } } });
    await prisma.tenant.deleteMany({ where: { id: { in: ids } } });
  }
  await prisma.identity.deleteMany({ where: { email: { endsWith: `@${emailDomain}` }, memberships: { none: {} } } });
}

export async function createTenant(slug: string, name: string) {
  return prisma.tenant.create({ data: { slug, name } });
}

export async function createUser(tenantId: string, email: string, name: string) {
  const identity = await prisma.identity.upsert({ where: { email }, update: {}, create: { email, passwordHash: "x" } });
  return prisma.user.create({ data: { tenantId, identityId: identity.id, email, name, status: "ACTIVE" } });
}

/** ServiceCtx with the permission set of a standard role (plus/minus adjustments). */
export function ctxFor(tenantId: string, userId: string, role: RoleKey, adjust: { add?: string[]; remove?: string[] } = {}): ServiceCtx {
  const perms = new Set<string>(ROLE_DEFS[role].permissions);
  for (const p of adjust.add ?? []) perms.add(p);
  for (const p of adjust.remove ?? []) perms.delete(p);
  return { db: dbForTenant(tenantId), tenantId, userId, permissions: perms };
}

let orderSeq = 0;
export async function createWorkOrder(
  tenantId: string,
  data: { customerId: string; siteId?: string | null; assignedTeamId?: string | null; status?: string; title?: string; followUpWork?: string | null; plannedStart?: Date },
) {
  orderSeq++;
  return prisma.workOrder.create({
    data: {
      tenantId,
      number: `ZZ-${Date.now().toString(36)}-${orderSeq}`,
      customerId: data.customerId,
      siteId: data.siteId ?? null,
      assignedTeamId: data.assignedTeamId ?? null,
      status: (data.status ?? "assigned") as never,
      title: data.title ?? `Testauftrag ${orderSeq}`,
      followUpWork: data.followUpWork ?? null,
      plannedStart: data.plannedStart,
    },
  });
}

export async function createTeamWithMember(tenantId: string, name: string, memberUserId: string | null, leaderUserId: string | null = null) {
  const team = await prisma.team.create({ data: { tenantId, name, leaderUserId } });
  if (memberUserId) await prisma.teamMember.create({ data: { tenantId, teamId: team.id, userId: memberUserId, validFrom: new Date(Date.now() - 86_400_000) } });
  return team;
}

export async function disconnect() {
  await prisma.$disconnect();
}

export { prisma };