Solution

README.md

@@ -28,4 +28,4 @@ implement the ability to filter and sort people in the table.
 - Implement a solution following the [React task guideline](https://github.com/mate-academy/react_task-guideline#react-tasks-guideline).
 - Use the [React TypeScript cheat sheet](https://mate-academy.github.io/fe-program/js/extra/react-typescript).
 - Open one more terminal and run tests with `npm test` to ensure your solution is correct.
-- Replace `<your_account>` with your Github username in the [DEMO LINK](https://<your_account>.github.io/react_people-table-advanced/) and add it to the PR description.
+- Replace `<your_account>` with your Github username in the [DEMO LINK](https://Wita-Shchurko.github.io/react_people-table-advanced/) and add it to the PR description.

src/App.tsx

@@ -1,20 +1,21 @@
-import { PeoplePage } from './components/PeoplePage';
+import { Outlet } from 'react-router-dom';
 import { Navbar } from './components/Navbar';
 
 import './App.scss';
+import { GlobalProvider } from './components/GeneralContext';
 
 export const App = () => {
   return (
-    <div data-cy="app">
-      <Navbar />
+    <GlobalProvider>
+      <div data-cy="app">
+        <Navbar />
 
-      <div className="section">
-        <div className="container">
-          <h1 className="title">Home Page</h1>
-          <h1 className="title">Page not found</h1>
-          <PeoplePage />
+        <div className="section">
+          <div className="container">
+            <Outlet />
+          </div>
         </div>
       </div>
-    </div>
+    </GlobalProvider>
   );
 };

src/components/GeneralContext.tsx

@@ -0,0 +1,45 @@
+import React, { useState } from 'react';
+import { useSearchParams } from 'react-router-dom';
+import { Context } from '../types/Context';
+import { Person } from '../types';
+
+const State: Context = {
+  people: [],
+  setPeople: () => {},
+  filteredPeople: [],
+  setFilteredPeople: () => {},
+  sortedPeople: [],
+  setSortedPeople: () => {},
+  searchParams: new URLSearchParams(),
+  setSearchParams: () => {},
+};
+
+export const GlobalContext = React.createContext<Context>(State);
+
+type Props = {
+  children: React.ReactNode
+};
+
+export const GlobalProvider: React.FC<Props> = ({ children }) => {
+  const [people, setPeople] = useState<Person[]>([]);
+  const [filteredPeople, setFilteredPeople] = useState<Person[]>([]);
+  const [sortedPeople, setSortedPeople] = useState<Person[]>([]);
+  const [searchParams, setSearchParams] = useSearchParams();
+
+  const value = {
+    people,
+    setPeople,
+    filteredPeople,
+    setFilteredPeople,
+    searchParams,
+    setSearchParams,
+    sortedPeople,
+    setSortedPeople,
+  };
+
+  return (
+    <GlobalContext.Provider value={value}>
+      {children}
+    </GlobalContext.Provider>
+  );
+};

src/components/HomePage.tsx

@@ -0,0 +1,3 @@
+export const HomePage: React.FC = () => (
+  <h1 className="title">Home Page</h1>
+);

src/components/Navbar.tsx

@@ -1,3 +1,12 @@
+import classNames from 'classnames';
+import { NavLink } from 'react-router-dom';
+
+const getLinkClass = ({ isActive }: { isActive: boolean }) => {
+  return classNames('navbar-item', {
+    'has-background-grey-lighter': isActive,
+  });
+};
+
 export const Navbar = () => {
   return (
     <nav
@@ -8,15 +17,20 @@ export const Navbar = () => {
     >
       <div className="container">
         <div className="navbar-brand">
-          <a className="navbar-item" href="#/">Home</a>
+          <NavLink
+            className={getLinkClass}
+            to="/"
+          >
+            Home
+          </NavLink>
 
-          <a
+          <NavLink
             aria-current="page"
-            className="navbar-item has-background-grey-lighter"
-            href="#/people"
+            className={getLinkClass}
+            to="/people"
           >
             People
-          </a>
+          </NavLink>
         </div>
       </div>
     </nav>

src/components/PageNotFound.tsx

@@ -0,0 +1,3 @@
+export const PageNotFound: React.FC = () => (
+  <h1 className="title">Page not found</h1>
+);

src/components/PeopleFilters.tsx

@@ -1,17 +1,117 @@
-export const PeopleFilters = () => {
+import classNames from 'classnames';
+import { useEffect, useContext } from 'react';
+import { Link } from 'react-router-dom';
+import { getSearchWith } from '../utils/searchHelper';
+import { areArraysEqual } from '../utils/areArraysEqual';
+import { GlobalContext } from './GeneralContext';
+
+const centuriesList = ['16', '17', '18', '19', '20'];
+
+export const PeopleFilters: React.FC = () => {
+  const {
+    people,
+    filteredPeople,
+    setFilteredPeople,
+    searchParams,
+    setSearchParams,
+  } = useContext(GlobalContext);
+
+  const query = searchParams.get('query') || '';
+  const centuries = searchParams.getAll('centuries') || [];
+  const sex = searchParams.get('sex') || '';
+
+  const isAllCenturiesSelected = centuries.length === 0;
+
+  useEffect(() => {
+    let resultOfFiltration = [...people];
+
+    if (query) {
+      resultOfFiltration = resultOfFiltration.filter(person => {
+        return person.name.toLowerCase().includes(query.toLowerCase())
+        || person.motherName?.toLowerCase().includes(query.toLowerCase())
+        || person.fatherName?.toLowerCase().includes(query.toLowerCase());
+      });
+    }
+
+    if (sex) {
+      resultOfFiltration
+      = resultOfFiltration.filter(person => person.sex === sex);
+    }
+
+    if (centuries.length > 0) {
+      const filtrationCopy = [...resultOfFiltration];
+
+      resultOfFiltration = [];
+
+      centuries.forEach(century => {
+        resultOfFiltration = resultOfFiltration.concat(
+          filtrationCopy.filter(person => person.born < +century * 100
+            && person.born >= (+century - 1) * 100),
+        );
+      });
+    }
+
+    if (!areArraysEqual(resultOfFiltration, filteredPeople)) {
+      setFilteredPeople(resultOfFiltration);
+    }
+  // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [people, query, sex, centuries]);
+
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  const setSearchWith = (params: any) => {
+    const search = getSearchWith(params, searchParams);
+
+    setSearchParams(search);
+  };
+
+  const handleQueryChange = (e: React.ChangeEvent<HTMLInputElement>) => {
+    setSearchWith({ query: e.target.value || null });
+  };
+
   return (
     <nav className="panel">
       <p className="panel-heading">Filters</p>
 
       <p className="panel-tabs" data-cy="SexFilter">
-        <a className="is-active" href="#/people">All</a>
-        <a className="" href="#/people?sex=m">Male</a>
-        <a className="" href="#/people?sex=f">Female</a>
+        <Link
+          to={{
+            search: getSearchWith({ sex: '' || null }, searchParams),
+          }}
+          className={classNames({
+            'is-active': sex === '',
+          })}
+        >
+          All
+        </Link>
+
+        <Link
+          to={{
+            search: getSearchWith({ sex: 'm' || null }, searchParams),
+          }}
+          className={classNames({
+            'is-active': sex === 'm',
+          })}
+        >
+          Male
+        </Link>
+
+        <Link
+          to={{
+            search: getSearchWith({ sex: 'f' || null }, searchParams),
+          }}
+          className={classNames({
+            'is-active': sex === 'f',
+          })}
+        >
+          Female
+        </Link>
       </p>
 
       <div className="panel-block">
         <p className="control has-icons-left">
           <input
+            value={query}
+            onChange={handleQueryChange}
             data-cy="NameFilter"
             type="search"
             className="input"
@@ -27,66 +127,60 @@ export const PeopleFilters = () => {
       <div className="panel-block">
         <div className="level is-flex-grow-1 is-mobile" data-cy="CenturyFilter">
           <div className="level-left">
-            <a
-              data-cy="century"
-              className="button mr-1"
-              href="#/people?centuries=16"
-            >
-              16
-            </a>
 
-            <a
-              data-cy="century"
-              className="button mr-1 is-info"
-              href="#/people?centuries=17"
-            >
-              17
-            </a>
-
-            <a
-              data-cy="century"
-              className="button mr-1 is-info"
-              href="#/people?centuries=18"
-            >
-              18
-            </a>
-
-            <a
-              data-cy="century"
-              className="button mr-1 is-info"
-              href="#/people?centuries=19"
-            >
-              19
-            </a>
-
-            <a
-              data-cy="century"
-              className="button mr-1"
-              href="#/people?centuries=20"
-            >
-              20
-            </a>
+            {centuriesList.map(century => (
+              <Link
+                key={century}
+                to={{
+                  search: getSearchWith({
+                    centuries: centuries.includes(century)
+                      ? centuries.filter(newCentury => century !== newCentury)
+                      : [...centuries, century],
+                  }, searchParams),
+                }}
+                data-cy="century"
+                className={classNames(
+                  'button', 'mr-1', {
+                    'is-info': centuries.includes(century),
+                  },
+                )}
+              >
+                {century}
+              </Link>
+            ))}
           </div>
 
           <div className="level-right ml-4">
-            <a
+            <Link
+              to={{
+                search: getSearchWith({
+                  centuries: null,
+                }, searchParams),
+              }}
               data-cy="centuryALL"
-              className="button is-success is-outlined"
-              href="#/people"
+              className={classNames('button', 'is-success', {
+                'is-outlined': !isAllCenturiesSelected,
+              })}
             >
               All
-            </a>
+            </Link>
           </div>
         </div>
       </div>
 
       <div className="panel-block">
-        <a
+        <Link
+          to={{
+            search: getSearchWith({
+              query: null,
+              centuries: null,
+              sex: null,
+            }, searchParams),
+          }}
           className="button is-link is-outlined is-fullwidth"
-          href="#/people"
         >
           Reset all filters
-        </a>
+        </Link>
       </div>
     </nav>
   );