From 1c7586e7a4abe80f4abb4ea25a864e32c3fbd190 Mon Sep 17 00:00:00 2001
From: Mirlan <m.maksitaliev@gmail.com>
Date: Mon, 6 Jul 2020 15:19:46 +0600
Subject: [PATCH] Ott 156 language selector (#22)

---
 src/config/lexics/public.tsx              |  3 +++
 src/features/App/UnauthenticatedApp.tsx   | 31 ++++++++++++++---------
 src/features/LexicsStore/index.tsx        | 10 ++++++++
 src/features/OutsideClick/hooks/index.tsx | 30 ++++++++++++++++++++++
 src/features/OutsideClick/index.tsx       | 28 ++++++++++++++++++++
 src/hooks/index.tsx                       |  1 +
 src/hooks/useToggle.tsx                   | 14 ++++++++++
 7 files changed, 105 insertions(+), 12 deletions(-)
 create mode 100644 src/config/lexics/public.tsx
 create mode 100644 src/features/OutsideClick/hooks/index.tsx
 create mode 100644 src/features/OutsideClick/index.tsx
 create mode 100644 src/hooks/useToggle.tsx

diff --git a/src/config/lexics/public.tsx b/src/config/lexics/public.tsx
new file mode 100644
index 00000000..72a7c501
--- /dev/null
+++ b/src/config/lexics/public.tsx
@@ -0,0 +1,3 @@
+export const publicLexics = {
+  authorization: 500,
+}
diff --git a/src/features/App/UnauthenticatedApp.tsx b/src/features/App/UnauthenticatedApp.tsx
index a4e7a5a8..bad1d9b6 100644
--- a/src/features/App/UnauthenticatedApp.tsx
+++ b/src/features/App/UnauthenticatedApp.tsx
@@ -1,4 +1,4 @@
-import React from 'react'
+import React, { Fragment } from 'react'
 import {
   Route,
   Redirect,
@@ -6,20 +6,27 @@ import {
 } from 'react-router-dom'
 
 import { PAGES } from 'config'
+import { publicLexics } from 'config/lexics/public'
 
 import { Login } from 'features/Login'
 import { Register } from 'features/Register'
+import { useLexicsConfig } from 'features/LexicsStore'
 
-export const UnauthenticatedApp = () => (
-  <Switch>
-    <Route path={PAGES.login}>
-      <Login />
-    </Route>
+export const UnauthenticatedApp = () => {
+  useLexicsConfig(publicLexics)
+  return (
+    <Fragment>
+      <Switch>
+        <Route path={PAGES.login}>
+          <Login />
+        </Route>
 
-    <Route path={PAGES.register}>
-      <Register />
-    </Route>
+        <Route path={PAGES.register}>
+          <Register />
+        </Route>
 
-    <Redirect to={PAGES.login} />
-  </Switch>
-)
+        <Redirect to={PAGES.login} />
+      </Switch>
+    </Fragment>
+  )
+}
diff --git a/src/features/LexicsStore/index.tsx b/src/features/LexicsStore/index.tsx
index 23325084..1e21c456 100644
--- a/src/features/LexicsStore/index.tsx
+++ b/src/features/LexicsStore/index.tsx
@@ -2,8 +2,10 @@ import type { ReactNode } from 'react'
 import React, {
   createContext,
   useContext,
+  useEffect,
 } from 'react'
 
+import { LexicsConfig } from './types'
 import { useLexics } from './hooks'
 
 type LexicsStore = ReturnType<typeof useLexics>
@@ -17,3 +19,11 @@ export const LexicsStore = ({ children }: Props) => {
 }
 
 export const useLexicsStore = () => useContext(LexicsContext)
+
+export const useLexicsConfig = (config: LexicsConfig) => {
+  const { addLexicsConfig } = useLexicsStore()
+
+  useEffect(() => {
+    addLexicsConfig(config)
+  }, [addLexicsConfig, config])
+}
diff --git a/src/features/OutsideClick/hooks/index.tsx b/src/features/OutsideClick/hooks/index.tsx
new file mode 100644
index 00000000..ca065c82
--- /dev/null
+++ b/src/features/OutsideClick/hooks/index.tsx
@@ -0,0 +1,30 @@
+import { useEffect, useRef } from 'react'
+
+type TUseOutsideClickEffect = {
+  onClick: Function,
+}
+
+export const useOutsideClickEffect = ({
+  onClick,
+}: TUseOutsideClickEffect) => {
+  const wrapperRef = useRef<HTMLDivElement>(null)
+  useEffect(() => {
+    const handleOutsideClick = ({ target }: MouseEvent) => {
+      const targetNode = target instanceof Node
+        ? target
+        : null
+
+      /** деструктуризация wrapperRef не сработает, ссылка на реф теряется */
+      if (wrapperRef.current && !wrapperRef.current.contains(targetNode)) {
+        onClick()
+      }
+    }
+
+    window.addEventListener('mousedown', handleOutsideClick)
+
+    return () => {
+      window.removeEventListener('mousedown', handleOutsideClick)
+    }
+  }, [onClick, wrapperRef])
+  return wrapperRef
+}
diff --git a/src/features/OutsideClick/index.tsx b/src/features/OutsideClick/index.tsx
new file mode 100644
index 00000000..822cb023
--- /dev/null
+++ b/src/features/OutsideClick/index.tsx
@@ -0,0 +1,28 @@
+import type { ReactNode } from 'react'
+import React from 'react'
+
+import styled from 'styled-components'
+
+import { useOutsideClickEffect } from './hooks'
+
+type Props = {
+  /** элемент, которому необходим функционал `OutsideClick` */
+  children: ReactNode,
+  /** функция-коллбек, отрабатывающая по клику вне области элемента */
+  onClick: () => void,
+}
+
+const OutsideClickWrapper = styled.div``
+
+export const OutsideClick = ({
+  children,
+  onClick,
+}: Props) => {
+  const wrapperRef = useOutsideClickEffect({ onClick })
+
+  return (
+    <OutsideClickWrapper ref={wrapperRef}>
+      {children}
+    </OutsideClickWrapper>
+  )
+}
diff --git a/src/hooks/index.tsx b/src/hooks/index.tsx
index 4c227a28..c0595961 100644
--- a/src/hooks/index.tsx
+++ b/src/hooks/index.tsx
@@ -1,2 +1,3 @@
 export * from './usePageId'
 export * from './useCurrentLang'
+export * from './useToggle'
diff --git a/src/hooks/useToggle.tsx b/src/hooks/useToggle.tsx
new file mode 100644
index 00000000..a2827d0f
--- /dev/null
+++ b/src/hooks/useToggle.tsx
@@ -0,0 +1,14 @@
+import { useState, useCallback } from 'react'
+
+export const useToggle = () => {
+  const [isOpen, setIsOpen] = useState(false)
+  const open = useCallback(() => setIsOpen(true), [])
+  const close = useCallback(() => setIsOpen(false), [])
+  const toggle = useCallback(() => setIsOpen((state) => !state), [])
+  return {
+    close,
+    isOpen,
+    open,
+    toggle,
+  }
+}