feat: add file icon to table of FileManager #345 (#543)

### What problem does this PR solve?

feat: add file icon to table of FileManager #345
fix: modify datasetDescription

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

web/src/base.ts

@@ -0,0 +1,48 @@
+import isObject from 'lodash/isObject';
+import { DvaModel } from 'umi';
+import { BaseState } from './interfaces/common';
+
+type State = Record<string, any>;
+type DvaModelKey<T> = keyof DvaModel<T>;
+
+export const modelExtend = <T>(
+  baseModel: Partial<DvaModel<any>>,
+  extendModel: DvaModel<any>,
+): DvaModel<T> => {
+  return Object.keys(extendModel).reduce<DvaModel<T>>((pre, cur) => {
+    const baseValue = baseModel[cur as DvaModelKey<State>];
+    const value = extendModel[cur as DvaModelKey<State>];
+
+    if (isObject(value) && isObject(baseValue) && typeof value !== 'string') {
+      const key = cur as Exclude<DvaModelKey<State>, 'namespace'>;
+
+      pre[key] = {
+        ...baseValue,
+        ...value,
+      } as any;
+    } else {
+      pre[cur as DvaModelKey<State>] = value as any;
+    }
+
+    return pre;
+  }, {} as DvaModel<T>);
+};
+
+export const paginationModel: Partial<DvaModel<BaseState>> = {
+  state: {
+    searchString: '',
+    pagination: {
+      total: 0,
+      current: 1,
+      pageSize: 10,
+    },
+  },
+  reducers: {
+    setSearchString(state, { payload }) {
+      return { ...state, searchString: payload };
+    },
+    setPagination(state, { payload }) {
+      return { ...state, pagination: { ...state.pagination, ...payload } };
+    },
+  },
+};