[FE_NOV22]: Add people table component

src/App.tsx

@@ -1,39 +1,28 @@
-import React from 'react';
+import React, { useState, useEffect } from 'react';
 
 import '@fortawesome/fontawesome-free/css/all.css';
 import 'bulma/css/bulma.css';
 import './App.scss';
 
-import peopleFromServer from './people.json';
+import { Loader } from './components/Loader';
+import { PeopleTable } from './components/PeopleTable';
 
-export class App extends React.Component {
-  state = {};
+export const App: React.FC = () => {
+  const [isLoaded, setIsLoaded] = useState<boolean>(false);
 
-  render() {
-    return (
-      <div className="box">
-        <h1 className="title">People table</h1>
+  useEffect(() => {
+    setTimeout(() => {
+      setIsLoaded(true);
+    }, 1000);
+  }, []);
 
-        <table className="table is-striped is-narrow">
-          <thead>
-            <tr>
-              <th>name</th>
-              <th>sex</th>
-              <th>born</th>
-            </tr>
-          </thead>
+  return (
+    <div className="box">
+      <h1 className="title">People table</h1>
 
-          <tbody>
-            {peopleFromServer.map(person => (
-              <tr key={person.slug}>
-                <td>{person.name}</td>
-                <td>{person.sex}</td>
-                <td>{person.born}</td>
-              </tr>
-            ))}
-          </tbody>
-        </table>
-      </div>
-    );
-  }
-}
+      {isLoaded
+        ? <PeopleTable />
+        : <Loader />}
+    </div>
+  );
+};

src/components/Button/Button.tsx

@@ -0,0 +1,17 @@
+import React from 'react';
+
+type Props = React.HtmlHTMLAttributes<HTMLButtonElement> & {
+  children: React.ReactNode,
+};
+
+export const Button: React.FC<Props> = ({ children, className, ...props }) => {
+  return (
+    <button
+      type="button"
+      className={`button ${className}`}
+      {...props}
+    >
+      {children}
+    </button>
+  );
+};

src/components/Button/index.tsx

@@ -0,0 +1 @@
+export * from './Button';

src/components/PeopleTable/PeopleTable.tsx

@@ -0,0 +1,208 @@
+import React, { useEffect, useState } from 'react';
+
+import '@fortawesome/fontawesome-free/css/all.css';
+import 'bulma/css/bulma.css';
+
+import cn from 'classnames';
+import peopleFromServer from '../../people.json';
+import { Person } from '../../types/Person';
+import { Button } from '../Button';
+import { SortField } from '../../types/SortField';
+
+function getReorderedPeople(
+  people: Person[],
+  sortBy: SortField,
+  isReversed: boolean,
+) {
+  const peopleCopy = [...people];
+
+  peopleCopy.sort((personA, personB) => {
+    switch (sortBy) {
+      case SortField.Name:
+        return personA.name.localeCompare(personB.name);
+
+      case SortField.Born:
+        return personA.born - personB.born;
+
+      case SortField.None:
+      default:
+        return 0;
+    }
+  });
+
+  if (isReversed) {
+    peopleCopy.reverse();
+  }
+
+  return peopleCopy;
+}
+
+export const PeopleTable: React.FC = () => {
+  const [people, setPeople] = useState<Person[]>([]);
+  const [selectedPeople, setSelectedPeople] = useState<Person[]>([]);
+  const [sortBy, setSortBy] = useState(SortField.None);
+  const [isReversed, setIsReversed] = useState(false);
+
+  useEffect(() => {
+    setPeople(peopleFromServer);
+  }, []);
+
+  const selectPerson = (person: Person) => {
+    setSelectedPeople((currentSelectedPeople) => (
+      [...currentSelectedPeople, person]
+    ));
+  };
+
+  const unselectPerson = (person: Person) => {
+    setSelectedPeople((currentSelectedPeople) => (
+      currentSelectedPeople.filter(
+        (selectedPerson) => selectedPerson.slug !== person.slug,
+      )));
+  };
+
+  const isSelected = (person: Person) => {
+    return selectedPeople.some(
+      selectedPerson => selectedPerson.slug === person.slug,
+    );
+  };
+
+  const changeSortType = (newSortBy: SortField) => {
+    const isAlreadySorted = sortBy === newSortBy;
+
+    if (isAlreadySorted) {
+      setIsReversed((currentIsReversed) => !currentIsReversed);
+    } else {
+      setIsReversed(false);
+      setSortBy(newSortBy);
+    }
+  };
+
+  const visiblePeople = getReorderedPeople(people, sortBy, isReversed);
+
+  if (visiblePeople.length === 0) {
+    return (
+      <p>
+        No people on server
+      </p>
+    );
+  }
+
+  return (
+    <table className="table is-striped is-narrow">
+      <caption className="title is-5">
+        {selectedPeople.length > 0 && (
+          <button
+            aria-label="delete"
+            type="button"
+            className="delete"
+            onClick={() => {
+              setSelectedPeople([]);
+            }}
+          />
+        )}
+
+        {selectedPeople.map(person => person.name).join(', ') || '-'}
+      </caption>
+
+      <thead>
+        <tr>
+          <th>-</th>
+          <th>
+            <span>name</span>
+            <a
+              href="#sort"
+              className="icon"
+              onClick={() => {
+                changeSortType(SortField.Name);
+              }}
+            >
+              <i
+                className={cn('fas', {
+                  'fa-sort': sortBy !== SortField.Name,
+                  'fa-sort-up': sortBy === SortField.Name && !isReversed,
+                  'fa-sort-down': sortBy === SortField.Name && isReversed,
+                })}
+              />
+            </a>
+          </th>
+
+          <th>sex</th>
+
+          <th>
+            <span>born</span>
+            <a
+              href="#sort"
+              className="icon"
+              onClick={() => {
+                changeSortType(SortField.Born);
+              }}
+            >
+              <i
+                className={cn('fas', {
+                  'fa-sort': sortBy !== SortField.Born,
+                  'fa-sort-up': sortBy === SortField.Born && !isReversed,
+                  'fa-sort-down': sortBy === SortField.Born && isReversed,
+                })}
+              />
+            </a>
+          </th>
+        </tr>
+      </thead>
+
+      <tbody>
+        {visiblePeople.map(person => {
+          const isPersonSelected = isSelected(person);
+
+          return (
+            <tr
+              key={person.slug}
+              className={cn({
+                'has-background-warning': (
+                  isPersonSelected
+                ),
+              })}
+            >
+              <td>
+                {isPersonSelected
+                  ? (
+                    <Button
+                      onClick={() => {
+                        unselectPerson(person);
+                      }}
+                      className="is-small is-rounded is-danger"
+                    >
+                      <span className="icon is-small">
+                        <i className="fas fa-minus" />
+                      </span>
+                    </Button>
+                  )
+                  : (
+                    <Button
+                      onClick={() => {
+                        selectPerson(person);
+                      }}
+                      className="is-small is-rounded is-success"
+                    >
+                      <span className="icon is-small">
+                        <i className="fas fa-plus" />
+                      </span>
+                    </Button>
+                  )}
+              </td>
+              <td
+                className={cn({
+                  'has-text-link': person.sex === 'm',
+                  'has-text-danger': person.sex === 'f',
+                })}
+              >
+                {person.name}
+              </td>
+              <td>{person.sex}</td>
+              <td>{person.born}</td>
+            </tr>
+          );
+        })}
+      </tbody>
+    </table>
+  );
+};

src/components/PeopleTable/index.tsx

@@ -0,0 +1 @@
+export * from './PeopleTable';

src/types/SortField.ts

@@ -0,0 +1,5 @@
+export enum SortField {
+  None = 'none',
+  Name = 'name',
+  Born = 'born',
+}