import {
  ApiPath,
  DEFAULT_API_HOST,
  ServiceProvider,
  StoreKey,
} from "../constant";
import { getHeaders } from "../client/api";
import { getClientConfig } from "../config/client";
import { createPersistStore } from "../utils/store";
import { ensure } from "../utils/clone";

let fetchState = 0; // 0 not fetch, 1 fetching, 2 done

const DEFAULT_OPENAI_URL =
  getClientConfig()?.buildMode === "export" ? DEFAULT_API_HOST : ApiPath.OpenAI;

const DEFAULT_ACCESS_STATE = {
  accessCode: "",
  useCustomConfig: false,

  provider: ServiceProvider.OpenAI,

  // openai
  openaiUrl: DEFAULT_OPENAI_URL,
  openaiApiKey: "",

  // azure
  azureUrl: "",
  azureApiKey: "",
  azureApiVersion: "2023-05-15",

  // server config
  needCode: true,
  hideUserApiKey: false,
  hideBalanceQuery: false,
  disableGPT4: false,
  midjourneyProxyUrl: "",
  useMjImgSelfProxy: false,
  disableFastLink: false,
  customModels: "",
};

export const useAccessStore = createPersistStore(
  { ...DEFAULT_ACCESS_STATE },

  (set, get) => ({
    enabledAccessControl() {
      this.fetch();

      return get().needCode;
    },

    isValidOpenAI() {
      return ensure(get(), ["openaiApiKey"]);
    },

    isValidAzure() {
      return true;
      // return ensure(get(), ["azureUrl", "azureApiKey", "azureApiVersion"]);
    },

    isAuthorized() {
      this.fetch();

      // has token or has code or disabled access control
      return (
        this.isValidOpenAI() ||
        this.isValidAzure() ||
        !this.enabledAccessControl() ||
        (this.enabledAccessControl() && ensure(get(), ["accessCode"]))
      );
    },
    fetch() {
      if (fetchState > 0 || getClientConfig()?.buildMode === "export") return;
      fetchState = 1;

      const res = {
        needCode: false,
        hideUserApiKey: true,
        disableGPT4: false,
        hideBalanceQuery: true,
      };
      set(() => ({ ...res }));
      fetchState = 2; // 设置 fetchState 值为 "获取已完成"
    },
  }),
  {
    name: StoreKey.Access,
    version: 2,
    migrate(persistedState, version) {
      if (version < 2) {
        const state = persistedState as {
          token: string;
          openaiApiKey: string;
          azureApiVersion: string;
        };
        state.openaiApiKey = state.token;
        state.azureApiVersion = "2023-05-15";
      }

      return persistedState as any;
    },
  },
);