import { requestJson } from "@/shared/api/http-client"
import type {
  IpsecCertBundle,
  IpsecInitRequest,
  IpsecListResponse,
  IpsecServerSummaryDto,
  IpsecUserCreateRequest,
  IpsecUserCreated,
  IpsecUserPatch,
} from "@mmapp/contracts/ipsec"

export async function listIpsec(
  baseUrl: string,
  opts?: { serverId?: string },
): Promise<IpsecListResponse> {
  const q = new URLSearchParams()
  if (opts?.serverId) q.set("serverId", opts.serverId)
  const suffix = q.size > 0 ? `?${q.toString()}` : ""
  return requestJson<IpsecListResponse>(baseUrl, `/api/ipsec${suffix}`, { method: "GET" })
}

export async function initIpsecServer(
  baseUrl: string,
  body: IpsecInitRequest,
): Promise<IpsecServerSummaryDto> {
  return requestJson<IpsecServerSummaryDto>(baseUrl, "/api/ipsec/server/init", {
    method: "POST",
    body: JSON.stringify(body),
  })
}

export async function deleteIpsecServer(
  baseUrl: string,
  serverId: string,
  opts?: { removeCertificates?: boolean },
): Promise<{ ok: boolean }> {
  const q = new URLSearchParams()
  if (opts?.removeCertificates === false) q.set("removeCertificates", "false")
  const suffix = q.size > 0 ? `?${q.toString()}` : ""
  return requestJson<{ ok: boolean }>(
    baseUrl,
    `/api/ipsec/server/${encodeURIComponent(serverId)}${suffix}`,
    { method: "DELETE" },
  )
}

export async function createIpsecUser(
  baseUrl: string,
  body: IpsecUserCreateRequest,
): Promise<IpsecUserCreated> {
  return requestJson<IpsecUserCreated>(baseUrl, "/api/ipsec/users", {
    method: "POST",
    body: JSON.stringify(body),
  })
}

export async function patchIpsecUser(
  baseUrl: string,
  serverId: string,
  clientId: string,
  patch: IpsecUserPatch,
): Promise<{ ok: boolean }> {
  return requestJson<{ ok: boolean }>(
    baseUrl,
    `/api/ipsec/users/${encodeURIComponent(serverId)}/${encodeURIComponent(clientId)}`,
    { method: "PATCH", body: JSON.stringify(patch) },
  )
}

export async function deleteIpsecUser(
  baseUrl: string,
  serverId: string,
  clientId: string,
  opts?: { removeCertificate?: boolean },
): Promise<{ ok: boolean }> {
  const q = new URLSearchParams()
  if (opts?.removeCertificate === false) q.set("removeCertificate", "false")
  const suffix = q.size > 0 ? `?${q.toString()}` : ""
  return requestJson<{ ok: boolean }>(
    baseUrl,
    `/api/ipsec/users/${encodeURIComponent(serverId)}/${encodeURIComponent(clientId)}${suffix}`,
    { method: "DELETE" },
  )
}

export async function exportIpsecUserCert(
  baseUrl: string,
  serverId: string,
  clientId: string,
  passphrase: string,
): Promise<IpsecCertBundle> {
  return requestJson<IpsecCertBundle>(
    baseUrl,
    `/api/ipsec/users/${encodeURIComponent(serverId)}/${encodeURIComponent(clientId)}/cert`,
    { method: "POST", body: JSON.stringify({ passphrase }) },
  )
}

export async function restoreIpsecRevision(
  baseUrl: string,
  revisionId: string,
  serverId: string,
): Promise<{ ok: boolean }> {
  return requestJson<{ ok: boolean }>(baseUrl, `/api/ipsec/revisions/${encodeURIComponent(revisionId)}/restore`, {
    method: "POST",
    body: JSON.stringify({ serverId }),
  })
}