import { defineStore } from "pinia";
import { ref } from "vue";
import { repo } from "../adapters";

export interface PublicConfig {
  site_name: string;
  allow_registration: boolean;
  version: string;
  enable_url_unfurl: boolean;
  // How many days a note survives in Trash before the server purges it. 0 = forever.
  trash_retention_days: number;
}

// Public, unauthenticated app config (site name, whether signups are open).
export const useConfigStore = defineStore("config", () => {
  const siteName = ref("ThoughtSync");
  const allowRegistration = ref(true);
  const version = ref("");
  const enableUrlUnfurl = ref(true);
  // Mirrors the server default (settings.REGISTRY). Only used if /api/config is
  // unreachable — and 30 is a safer stand-in than 0, since claiming "kept forever"
  // when the server is actually purging is the wrong way to be wrong.
  const trashRetentionDays = ref(30);
  const loaded = ref(false);

  async function load(): Promise<void> {
    if (loaded.value) return;
    try {
      const cfg = await repo.config.get();
      siteName.value = cfg.site_name;
      allowRegistration.value = cfg.allow_registration;
      version.value = cfg.version;
      enableUrlUnfurl.value = cfg.enable_url_unfurl ?? true;
      trashRetentionDays.value = cfg.trash_retention_days ?? 30;
    } catch {
      // Keep defaults if the config endpoint is unreachable.
    } finally {
      loaded.value = true;
    }
  }

  async function reload(): Promise<void> {
    loaded.value = false;
    await load();
  }

  return { siteName, allowRegistration, version, enableUrlUnfurl, trashRetentionDays, loaded, load, reload };
});