import { create } from 'zustand';
import { getSimpleDictDataList, type DictData } from '@/api/system/dict-data';

interface DictState {
  dictMap: Map<string, DictData[]>;
  isLoaded: boolean;
  fetchDictData: () => Promise<void>;
  getDictOptions: (type: string) => DictData[];
  getDictLabel: (type: string, value: string | number) => string;
}

export const useDictStore = create<DictState>()((set, get) => ({
  dictMap: new Map(),
  isLoaded: false,

  fetchDictData: async () => {
    if (get().isLoaded) return;
    try {
      const { data } = await getSimpleDictDataList();
      const map = new Map<string, DictData[]>();
      for (const item of data) {
        const list = map.get(item.dictType) || [];
        list.push(item);
        map.set(item.dictType, list);
      }
      set({ dictMap: map, isLoaded: true });
    } catch {
      // silently fail
    }
  },

  getDictOptions: (type) => {
    return get().dictMap.get(type) || [];
  },

  getDictLabel: (type, value) => {
    const options = get().dictMap.get(type) || [];
    const item = options.find((d) => String(d.value) === String(value));
    return item?.label || String(value);
  },
}));