import { readBody } from "h3";
import { getAuthContext } from "../../../../../utils/auth";
import { prisma } from "../../../../../utils/prisma";
import { telegramBotApi } from "../../../../../utils/telegram";

type RefreshBody = {
  businessConnectionId?: string;
};

function mapFlags(raw: any) {
  const isEnabled = typeof raw?.is_enabled === "boolean" ? raw.is_enabled : null;
  const canReply = typeof raw?.can_reply === "boolean"
    ? raw.can_reply
    : typeof raw?.rights?.can_reply === "boolean"
      ? raw.rights.can_reply
      : null;
  return { isEnabled, canReply };
}

export default defineEventHandler(async (event) => {
  const auth = await getAuthContext(event);
  const body = await readBody<RefreshBody>(event);

  const businessConnectionId = String(body?.businessConnectionId ?? "").trim();
  if (!businessConnectionId) {
    throw createError({ statusCode: 400, statusMessage: "businessConnectionId is required" });
  }

  const existing = await prisma.telegramBusinessConnection.findFirst({
    where: {
      teamId: auth.teamId,
      businessConnectionId,
    },
    select: { id: true },
  });
  if (!existing) {
    throw createError({ statusCode: 404, statusMessage: "business connection not found" });
  }

  const response = await telegramBotApi<any>("getBusinessConnection", { business_connection_id: businessConnectionId });
  const { isEnabled, canReply } = mapFlags(response);

  const updated = await prisma.telegramBusinessConnection.update({
    where: { id: existing.id },
    data: {
      isEnabled,
      canReply,
      rawJson: {
        state: "connected",
        refreshedAt: new Date().toISOString(),
        businessConnection: response,
      },
    },
    select: {
      businessConnectionId: true,
      isEnabled: true,
      canReply: true,
      updatedAt: true,
    },
  });

  return {
    ok: true,
    connection: {
      businessConnectionId: updated.businessConnectionId,
      isEnabled: updated.isEnabled,
      canReply: updated.canReply,
      updatedAt: updated.updatedAt.toISOString(),
    },
  };
});