import { getHeaders } from '../client/api';
import { getClientConfig } from '../config/client';
import {
  ALIBABA_BASE_URL,
  ANTHROPIC_BASE_URL,
  ApiPath,
  BAIDU_BASE_URL,
  BYTEDANCE_BASE_URL,
  CHATGLM_BASE_URL,
  GEMINI_BASE_URL,
  GoogleSafetySettingsThreshold,
  IFLYTEK_BASE_URL,
  MOONSHOT_BASE_URL,
  OPENAI_BASE_URL,
  ServiceProvider,
  STABILITY_BASE_URL,
  StoreKey,
  TENCENT_BASE_URL,
  XAI_BASE_URL,
} from '../constant';
import { ensure } from '../utils/clone';
import { getModelProvider } from '../utils/model';
import { createPersistStore } from '../utils/store';
import { DEFAULT_CONFIG } from './config';

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

const isApp = getClientConfig()?.buildMode === 'export';

const DEFAULT_OPENAI_URL = isApp ? OPENAI_BASE_URL : ApiPath.OpenAI;

const DEFAULT_GOOGLE_URL = isApp ? GEMINI_BASE_URL : ApiPath.Google;

const DEFAULT_ANTHROPIC_URL = isApp ? ANTHROPIC_BASE_URL : ApiPath.Anthropic;

const DEFAULT_BAIDU_URL = isApp ? BAIDU_BASE_URL : ApiPath.Baidu;

const DEFAULT_BYTEDANCE_URL = isApp ? BYTEDANCE_BASE_URL : ApiPath.ByteDance;

const DEFAULT_ALIBABA_URL = isApp ? ALIBABA_BASE_URL : ApiPath.Alibaba;

const DEFAULT_TENCENT_URL = isApp ? TENCENT_BASE_URL : ApiPath.Tencent;

const DEFAULT_MOONSHOT_URL = isApp ? MOONSHOT_BASE_URL : ApiPath.Moonshot;

const DEFAULT_STABILITY_URL = isApp ? STABILITY_BASE_URL : ApiPath.Stability;

const DEFAULT_IFLYTEK_URL = isApp ? IFLYTEK_BASE_URL : ApiPath.Iflytek;

const DEFAULT_XAI_URL = isApp ? XAI_BASE_URL : ApiPath.XAI;

const DEFAULT_CHATGLM_URL = isApp ? CHATGLM_BASE_URL : ApiPath.ChatGLM;

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

  provider: ServiceProvider.OpenAI,

  // openai
  openaiUrl: DEFAULT_OPENAI_URL,
  openaiApiKey: '',

  // azure
  azureUrl: '',
  azureApiKey: '',
  azureApiVersion: '2023-08-01-preview',

  // google ai studio
  googleUrl: DEFAULT_GOOGLE_URL,
  googleApiKey: '',
  googleApiVersion: 'v1',
  googleSafetySettings: GoogleSafetySettingsThreshold.BLOCK_ONLY_HIGH,

  // anthropic
  anthropicUrl: DEFAULT_ANTHROPIC_URL,
  anthropicApiKey: '',
  anthropicApiVersion: '2023-06-01',

  // baidu
  baiduUrl: DEFAULT_BAIDU_URL,
  baiduApiKey: '',
  baiduSecretKey: '',

  // bytedance
  bytedanceUrl: DEFAULT_BYTEDANCE_URL,
  bytedanceApiKey: '',

  // alibaba
  alibabaUrl: DEFAULT_ALIBABA_URL,
  alibabaApiKey: '',

  // moonshot
  moonshotUrl: DEFAULT_MOONSHOT_URL,
  moonshotApiKey: '',

  // stability
  stabilityUrl: DEFAULT_STABILITY_URL,
  stabilityApiKey: '',

  // tencent
  tencentUrl: DEFAULT_TENCENT_URL,
  tencentSecretKey: '',
  tencentSecretId: '',

  // iflytek
  iflytekUrl: DEFAULT_IFLYTEK_URL,
  iflytekApiKey: '',
  iflytekApiSecret: '',

  // xai
  xaiUrl: DEFAULT_XAI_URL,
  xaiApiKey: '',

  // chatglm
  chatglmUrl: DEFAULT_CHATGLM_URL,
  chatglmApiKey: '',

  // server config
  needCode: true,
  hideUserApiKey: false,
  hideBalanceQuery: false,
  disableGPT4: false,
  disableFastLink: false,
  customModels: '',
  defaultModel: '',

  // tts config
  edgeTTSVoiceName: 'zh-CN-YunxiNeural',
};

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

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

      return get().needCode;
    },

    edgeVoiceName() {
      this.fetch();

      return get().edgeTTSVoiceName;
    },

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

    isValidAzure() {
      return ensure(get(), ['azureUrl', 'azureApiKey', 'azureApiVersion']);
    },

    isValidGoogle() {
      return ensure(get(), ['googleApiKey']);
    },

    isValidAnthropic() {
      return ensure(get(), ['anthropicApiKey']);
    },

    isValidBaidu() {
      return ensure(get(), ['baiduApiKey', 'baiduSecretKey']);
    },

    isValidByteDance() {
      return ensure(get(), ['bytedanceApiKey']);
    },

    isValidAlibaba() {
      return ensure(get(), ['alibabaApiKey']);
    },

    isValidTencent() {
      return ensure(get(), ['tencentSecretKey', 'tencentSecretId']);
    },

    isValidMoonshot() {
      return ensure(get(), ['moonshotApiKey']);
    },
    isValidIflytek() {
      return ensure(get(), ['iflytekApiKey']);
    },

    isValidXAI() {
      return ensure(get(), ['xaiApiKey']);
    },

    isValidChatGLM() {
      return ensure(get(), ['chatglmApiKey']);
    },

    isAuthorized() {
      this.fetch();

      // has token or has code or disabled access control
      return (
        this.isValidOpenAI()
        || this.isValidAzure()
        || this.isValidGoogle()
        || this.isValidAnthropic()
        || this.isValidBaidu()
        || this.isValidByteDance()
        || this.isValidAlibaba()
        || this.isValidTencent()
        || this.isValidMoonshot()
        || this.isValidIflytek()
        || this.isValidXAI()
        || this.isValidChatGLM()
        || !this.enabledAccessControl()
        || (this.enabledAccessControl() && ensure(get(), ['accessCode']))
      );
    },
    fetch() {
      if (fetchState > 0 || getClientConfig()?.buildMode === 'export')
      { return; }
      fetchState = 1;
      fetch('/api/config', {
        method: 'post',
        body: null,
        headers: {
          ...getHeaders(),
        },
      })
        .then(res => res.json())
        .then((res) => {
          const defaultModel = res.defaultModel ?? '';
          if (defaultModel !== '') {
            const [model, providerName] = getModelProvider(defaultModel);
            DEFAULT_CONFIG.modelConfig.model = model;
            DEFAULT_CONFIG.modelConfig.providerName = providerName as any;
          }

          return res;
        })
        .then((res: DangerConfig) => {
          console.log('[Config] got config from server', res);
          set(() => ({ ...res }));
        })
        .catch(() => {
          console.error('[Config] failed to fetch config');
        })
        .finally(() => {
          fetchState = 2;
        });
    },
  }),
  {
    name: StoreKey.Access,
    version: 2,
    migrate(persistedState, version) {
      if (version < 2) {
        const state = persistedState as {
          token: string;
          openaiApiKey: string;
          azureApiVersion: string;
          googleApiKey: string;
        };
        state.openaiApiKey = state.token;
        state.azureApiVersion = '2023-08-01-preview';
      }

      return persistedState as any;
    },
  },
);