import { getBearerToken } from '@/app/client/api';
import { getModelParamBasicData, models } from '@/app/components/sd/sd-panel';
import {
  ACCESS_CODE_PREFIX,
  ApiPath,
  Stability,
  StoreKey,
} from '@/app/constant';
import { base64Image2Blob, uploadImage } from '@/app/utils/chat';
import { createPersistStore } from '@/app/utils/store';
import { nanoid } from 'nanoid';
import { useAccessStore } from './access';

const defaultModel = {
  name: models[0].name,
  value: models[0].value,
};

const defaultParams = getModelParamBasicData(models[0].params({}), {});

const DEFAULT_SD_STATE = {
  currentId: 0,
  draw: [],
  currentModel: defaultModel,
  currentParams: defaultParams,
};

export const useSdStore = createPersistStore<
  {
    currentId: number;
    draw: any[];
    currentModel: typeof defaultModel;
    currentParams: any;
  },
  {
    getNextId: () => number;
    sendTask: (data: any, okCall?: Function) => void;
    updateDraw: (draw: any) => void;
    setCurrentModel: (model: any) => void;
    setCurrentParams: (data: any) => void;
  }
>(
      DEFAULT_SD_STATE,
      (set, _get) => {
        function get() {
          return {
            ..._get(),
            ...methods,
          };
        }

        const methods = {
          getNextId() {
            const id = ++_get().currentId;
            set({ currentId: id });
            return id;
          },
          sendTask(data: any, okCall?: Function) {
            data = { ...data, id: nanoid(), status: 'running' };
            set({ draw: [data, ..._get().draw] });
            this.getNextId();
            this.stabilityRequestCall(data);
            okCall?.();
          },
          stabilityRequestCall(data: any) {
            const accessStore = useAccessStore.getState();
            let prefix: string = ApiPath.Stability as string;
            let bearerToken = '';
            if (accessStore.useCustomConfig) {
              prefix = accessStore.stabilityUrl || (ApiPath.Stability as string);
              bearerToken = getBearerToken(accessStore.stabilityApiKey);
            }
            if (!bearerToken && accessStore.enabledAccessControl()) {
              bearerToken = getBearerToken(
                ACCESS_CODE_PREFIX + accessStore.accessCode,
              );
            }
            const headers = {
              Accept: 'application/json',
              Authorization: bearerToken,
            };
            const path = `${prefix}/${Stability.GeneratePath}/${data.model}`;
            const formData = new FormData();
            for (const paramsKey in data.params) {
              formData.append(paramsKey, data.params[paramsKey]);
            }
            fetch(path, {
              method: 'POST',
              headers,
              body: formData,
            })
              .then(response => response.json())
              .then((resData) => {
                if (resData.errors && resData.errors.length > 0) {
                  this.updateDraw({
                    ...data,
                    status: 'error',
                    error: resData.errors[0],
                  });
                  this.getNextId();
                  return;
                }
                const self = this;
                if (resData.finish_reason === 'SUCCESS') {
                  uploadImage(base64Image2Blob(resData.image, 'image/png'))
                    .then((img_data) => {
                      console.debug('uploadImage success', img_data, self);
                      self.updateDraw({
                        ...data,
                        status: 'success',
                        img_data,
                      });
                    })
                    .catch((e) => {
                      console.error('uploadImage error', e);
                      self.updateDraw({
                        ...data,
                        status: 'error',
                        error: JSON.stringify(e),
                      });
                    });
                } else {
                  self.updateDraw({
                    ...data,
                    status: 'error',
                    error: JSON.stringify(resData),
                  });
                }
                this.getNextId();
              })
              .catch((error) => {
                this.updateDraw({ ...data, status: 'error', error: error.message });
                console.error('Error:', error);
                this.getNextId();
              });
          },
          updateDraw(_draw: any) {
            const draw = _get().draw || [];
            draw.some((item, index) => {
              if (item.id === _draw.id) {
                draw[index] = _draw;
                set(() => ({ draw }));
                return true;
              }
            });
          },
          setCurrentModel(model: any) {
            set({ currentModel: model });
          },
          setCurrentParams(data: any) {
            set({
              currentParams: data,
            });
          },
        };

        return methods;
      },
      {
        name: StoreKey.SdList,
        version: 1.0,
      },
      );