// server/services/appSettings.ts
import { db, schema } from "../db/client.js";
import type { AptProxyMode } from "@shared/types.js";

export const SETTING_KEYS = {
  defaultAptProxyUrl: "default_apt_proxy_url",
  defaultAptProxyMode: "default_apt_proxy_mode",
} as const;

export function getAllSettings(): Record<string, string> {
  return Object.fromEntries(
    db.select().from(schema.appSettings).all().map((r) => [r.key, r.value ?? ""]),
  );
}

export function setSettings(patch: Record<string, string | null>): void {
  const now = new Date().toISOString();
  for (const [key, value] of Object.entries(patch)) {
    db.insert(schema.appSettings)
      .values({ key, value, updatedAt: now })
      .onConflictDoUpdate({ target: schema.appSettings.key, set: { value, updatedAt: now } })
      .run();
  }
}

export interface DefaultAptProxy {
  mode: AptProxyMode;
  url: string | null;
}

export function getDefaultAptProxy(): DefaultAptProxy {
  const s = getAllSettings();
  const mode = (s[SETTING_KEYS.defaultAptProxyMode] as AptProxyMode) || "direct";
  return { mode, url: s[SETTING_KEYS.defaultAptProxyUrl] || null };
}

export function setDefaultAptProxy(input: DefaultAptProxy): DefaultAptProxy {
  setSettings({
    [SETTING_KEYS.defaultAptProxyMode]: input.mode,
    [SETTING_KEYS.defaultAptProxyUrl]: input.url ?? "",
  });
  return getDefaultAptProxy();
}