Uniformize folder structure (#693)

* Uniformize folder structure

* Fix icons

* Fix icons

* Fix tests

* Fix tests

front/src/modules/ui/recoil-scope/components/RecoilScope.tsx

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+import { Context, useRef } from 'react';
+import { v4 } from 'uuid';
+
+import { RecoilScopeContext } from '../states/RecoilScopeContext';
+
+export function RecoilScope({
+  SpecificContext,
+  children,
+}: {
+  SpecificContext?: Context<string | null>;
+  children: React.ReactNode;
+}) {
+  const currentScopeId = useRef(v4());
+
+  return SpecificContext ? (
+    <SpecificContext.Provider value={currentScopeId.current}>
+      {children}
+    </SpecificContext.Provider>
+  ) : (
+    <RecoilScopeContext.Provider value={currentScopeId.current}>
+      {children}
+    </RecoilScopeContext.Provider>
+  );
+}

front/src/modules/ui/recoil-scope/hooks/useRecoilScopedState.ts

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+import { Context, useContext } from 'react';
+import { RecoilState, useRecoilState } from 'recoil';
+
+import { RecoilScopeContext } from '../states/RecoilScopeContext';
+
+export function useRecoilScopedState<StateType>(
+  recoilState: (param: string) => RecoilState<StateType>,
+  SpecificContext?: Context<string | null>,
+) {
+  const recoilScopeId = useContext(SpecificContext ?? RecoilScopeContext);
+
+  if (!recoilScopeId)
+    throw new Error(
+      `Using a scoped atom without a RecoilScope : ${
+        recoilState('').key
+      }, verify that you are using a RecoilScope with a specific context if you intended to do so.`,
+    );
+
+  return useRecoilState<StateType>(recoilState(recoilScopeId));
+}

front/src/modules/ui/recoil-scope/hooks/useRecoilScopedValue.ts

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+import { Context, useContext } from 'react';
+import { RecoilState, useRecoilValue } from 'recoil';
+
+import { RecoilScopeContext } from '../states/RecoilScopeContext';
+
+export function useRecoilScopedValue<T>(
+  recoilState: (param: string) => RecoilState<T>,
+  SpecificContext?: Context<string | null>,
+) {
+  const recoilScopeId = useContext(SpecificContext ?? RecoilScopeContext);
+
+  if (!recoilScopeId)
+    throw new Error(
+      `Using a scoped atom without a RecoilScope : ${
+        recoilState('').key
+      }, verify that you are using a RecoilScope with a specific context if you intended to do so.`,
+    );
+
+  return useRecoilValue<T>(recoilState(recoilScopeId));
+}

front/src/modules/ui/recoil-scope/states/RecoilScopeContext.ts

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+import { createContext } from 'react';
+
+export const RecoilScopeContext = createContext<string | null>(null);