feat: Implement backend API and basic frontend structure
Adds initial backend API endpoints for fetching users and attendances, including basic filtering. Sets up the frontend routing with a layout component and includes placeholder pages for dashboard, users, and login. Refactors the README for local development setup.
This commit is contained in:
farelos
314
pages/Dashboard.tsx
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314
pages/Dashboard.tsx
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import React, { useState, useEffect, useMemo } from 'react';
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import {
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BarChart, Bar, XAxis, YAxis, CartesianGrid, Tooltip, ResponsiveContainer, Cell, PieChart, Pie, Legend
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} from 'recharts';
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import {
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Users, Clock, Phone, TrendingUp, Filter
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} from 'lucide-react';
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import { getAttendances, getUsers } from '../services/dataService';
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import { CURRENT_TENANT_ID, COLORS } from '../constants';
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import { Attendance, DashboardFilter, FunnelStage, User } from '../types';
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import { KPICard } from '../components/KPICard';
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import { DateRangePicker } from '../components/DateRangePicker';
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import { SellersTable } from '../components/SellersTable';
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import { ProductLists } from '../components/ProductLists';
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// Interface for seller statistics accumulator
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interface SellerStats {
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total: number;
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converted: number;
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scoreSum: number;
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count: number;
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timeSum: number;
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}
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export const Dashboard: React.FC = () => {
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const [loading, setLoading] = useState(true);
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const [data, setData] = useState<Attendance[]>([]);
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const [users, setUsers] = useState<User[]>([]);
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const [filters, setFilters] = useState<DashboardFilter>({
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dateRange: {
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start: new Date(Date.now() - 30 * 24 * 60 * 60 * 1000), // Last 30 days
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end: new Date(),
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},
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userId: 'all',
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teamId: 'all',
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});
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useEffect(() => {
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const fetchData = async () => {
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setLoading(true);
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try {
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// Fetch users and attendances in parallel
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const [fetchedUsers, fetchedData] = await Promise.all([
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getUsers(CURRENT_TENANT_ID),
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getAttendances(CURRENT_TENANT_ID, filters)
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]);
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setUsers(fetchedUsers);
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setData(fetchedData);
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} catch (error) {
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console.error("Error loading dashboard data:", error);
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} finally {
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setLoading(false);
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}
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};
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fetchData();
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}, [filters]);
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// --- Metrics Calculations ---
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const totalLeads = data.length;
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const avgScore = data.length > 0 ? (data.reduce((acc, curr) => acc + curr.score, 0) / data.length).toFixed(1) : "0";
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const avgResponseTime = data.length > 0 ? (data.reduce((acc, curr) => acc + curr.first_response_time_min, 0) / data.length).toFixed(0) : "0";
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const avgHandleTime = data.length > 0 ? (data.reduce((acc, curr) => acc + curr.handling_time_min, 0) / data.length).toFixed(0) : "0";
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// --- Chart Data: Funnel ---
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const funnelData = useMemo(() => {
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const stagesOrder = [
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FunnelStage.NO_CONTACT,
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FunnelStage.IDENTIFICATION,
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FunnelStage.NEGOTIATION,
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FunnelStage.WON,
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FunnelStage.LOST
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];
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const counts = data.reduce((acc, curr) => {
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acc[curr.funnel_stage] = (acc[curr.funnel_stage] || 0) + 1;
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return acc;
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}, {} as Record<string, number>);
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return stagesOrder.map(stage => ({
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name: stage,
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value: counts[stage] || 0
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}));
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}, [data]);
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// --- Chart Data: Origin ---
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const originData = useMemo(() => {
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const origins = data.reduce((acc, curr) => {
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acc[curr.origin] = (acc[curr.origin] || 0) + 1;
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return acc;
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}, {} as Record<string, number>);
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// Ensure type safety for value in sort
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return (Object.entries(origins) as [string, number][])
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.map(([name, value]) => ({ name, value }))
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.sort((a, b) => b.value - a.value);
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}, [data]);
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// --- Table Data: Sellers Ranking ---
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const sellersRanking = useMemo(() => {
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const stats = data.reduce<Record<string, SellerStats>>((acc, curr) => {
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if (!acc[curr.user_id]) {
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acc[curr.user_id] = { total: 0, converted: 0, scoreSum: 0, count: 0, timeSum: 0 };
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}
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acc[curr.user_id].total += 1;
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if (curr.converted) acc[curr.user_id].converted += 1;
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acc[curr.user_id].scoreSum += curr.score;
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acc[curr.user_id].timeSum += curr.first_response_time_min;
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acc[curr.user_id].count += 1;
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return acc;
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}, {});
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return Object.entries(stats)
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.map(([userId, s]) => {
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const stat = s as SellerStats;
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const user = users.find(u => u.id === userId);
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if (!user) return null;
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return {
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user,
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total: stat.total,
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avgScore: (stat.scoreSum / stat.count).toFixed(1),
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conversionRate: ((stat.converted / stat.total) * 100).toFixed(1),
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responseTime: (stat.timeSum / stat.count).toFixed(0)
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};
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})
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.filter((item): item is NonNullable<typeof item> => item !== null);
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}, [data, users]);
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// --- Lists Data: Products ---
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const productStats = useMemo(() => {
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const requested: Record<string, number> = {};
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const sold: Record<string, number> = {};
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data.forEach(d => {
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if (d.product_requested) requested[d.product_requested] = (requested[d.product_requested] || 0) + 1;
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if (d.product_sold) sold[d.product_sold] = (sold[d.product_sold] || 0) + 1;
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});
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const formatList = (record: Record<string, number>, total: number) =>
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Object.entries(record)
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.map(([name, count]) => ({ name, count, percentage: Math.round((count / (total || 1)) * 100) }))
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.sort((a, b) => b.count - a.count)
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.slice(0, 5);
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const totalReq = Object.values(requested).reduce((a, b) => a + b, 0);
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const totalSold = Object.values(sold).reduce((a, b) => a + b, 0);
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return {
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requested: formatList(requested, totalReq),
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sold: formatList(sold, totalSold)
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};
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}, [data]);
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const handleFilterChange = (key: keyof DashboardFilter, value: any) => {
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setFilters(prev => ({ ...prev, [key]: value }));
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};
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if (loading && data.length === 0) {
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return <div className="flex h-full items-center justify-center text-slate-400">Carregando Dashboard...</div>;
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}
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return (
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<div className="space-y-6 pb-8">
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{/* Filters Bar */}
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<div className="bg-white p-4 rounded-xl shadow-sm border border-slate-100 flex flex-col md:flex-row gap-4 items-center justify-between">
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<div className="flex items-center gap-2 text-slate-500 font-medium">
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<Filter size={18} />
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<span className="hidden md:inline">Filtros:</span>
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</div>
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<div className="flex flex-wrap items-center gap-3 w-full md:w-auto">
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<DateRangePicker
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dateRange={filters.dateRange}
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onChange={(range) => handleFilterChange('dateRange', range)}
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/>
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<select
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className="bg-slate-50 border border-slate-200 px-3 py-2 rounded-lg text-sm text-slate-700 outline-none focus:ring-2 focus:ring-blue-100 cursor-pointer hover:border-slate-300"
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value={filters.userId}
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onChange={(e) => handleFilterChange('userId', e.target.value)}
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>
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<option value="all">Todos Usuários</option>
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{users.map(u => <option key={u.id} value={u.id}>{u.name}</option>)}
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</select>
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<select
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className="bg-slate-50 border border-slate-200 px-3 py-2 rounded-lg text-sm text-slate-700 outline-none focus:ring-2 focus:ring-blue-100 cursor-pointer hover:border-slate-300"
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value={filters.teamId}
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onChange={(e) => handleFilterChange('teamId', e.target.value)}
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>
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<option value="all">Todas Equipes</option>
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<option value="sales_1">Vendas Alpha</option>
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<option value="sales_2">Vendas Beta</option>
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</select>
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</div>
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</div>
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{/* KPI Cards */}
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<div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-4 gap-4">
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<KPICard
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title="Total de Leads"
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value={totalLeads}
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trend="up"
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trendValue="12%"
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icon={Users}
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colorClass="text-blue-600"
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/>
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<KPICard
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title="Nota Média Qualidade"
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value={avgScore}
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subValue="/ 100"
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trend={Number(avgScore) > 75 ? 'up' : 'down'}
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trendValue="2.1"
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icon={TrendingUp}
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colorClass="text-purple-600"
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/>
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<KPICard
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title="Média 1ª Resposta"
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value={`${avgResponseTime}m`}
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trend="down"
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trendValue="bom"
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icon={Clock}
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colorClass="text-orange-500"
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/>
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<KPICard
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title="Tempo Médio Atend."
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value={`${avgHandleTime}m`}
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subValue="por lead"
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icon={Phone}
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colorClass="text-green-600"
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/>
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</div>
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{/* Charts Section */}
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<div className="grid grid-cols-1 lg:grid-cols-3 gap-6">
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{/* Funnel Chart */}
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<div className="lg:col-span-2 bg-white p-6 rounded-2xl shadow-sm border border-slate-100 min-h-[400px]">
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<h3 className="text-lg font-bold text-slate-800 mb-6">Funil de Vendas</h3>
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<div className="h-[300px] w-full">
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<ResponsiveContainer width="100%" height="100%">
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<BarChart
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data={funnelData}
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layout="vertical"
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margin={{ top: 5, right: 30, left: 40, bottom: 5 }}
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barSize={32}
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>
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<CartesianGrid strokeDasharray="3 3" horizontal={true} vertical={false} stroke="#f1f5f9" />
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<XAxis type="number" hide />
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<YAxis
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dataKey="name"
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type="category"
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width={120}
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tick={{fill: '#475569', fontSize: 13, fontWeight: 500}}
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tickLine={false}
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axisLine={false}
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/>
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<Tooltip
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cursor={{fill: '#f8fafc'}}
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contentStyle={{ borderRadius: '12px', border: 'none', boxShadow: '0 10px 15px -3px rgb(0 0 0 / 0.1)' }}
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/>
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<Bar dataKey="value" radius={[0, 6, 6, 0]}>
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{funnelData.map((entry, index) => (
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<Cell key={`cell-${index}`} fill={COLORS.charts[index % COLORS.charts.length]} />
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))}
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</Bar>
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</BarChart>
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</ResponsiveContainer>
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</div>
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</div>
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{/* Origin Pie Chart */}
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<div className="bg-white p-6 rounded-2xl shadow-sm border border-slate-100 min-h-[400px] flex flex-col">
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<h3 className="text-lg font-bold text-slate-800 mb-2">Origem dos Leads</h3>
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<div className="flex-1 min-h-0">
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<ResponsiveContainer width="100%" height="100%">
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<PieChart>
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<Pie
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data={originData}
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cx="50%"
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cy="50%"
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innerRadius={70}
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outerRadius={100}
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paddingAngle={5}
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dataKey="value"
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stroke="none"
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>
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{originData.map((entry, index) => (
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<Cell key={`cell-${index}`} fill={COLORS.charts[index % COLORS.charts.length]} />
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))}
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</Pie>
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<Tooltip contentStyle={{ borderRadius: '12px' }} />
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<Legend
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verticalAlign="bottom"
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height={80}
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iconType="circle"
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iconSize={10}
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wrapperStyle={{ fontSize: '12px', paddingTop: '20px' }}
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/>
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</PieChart>
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</ResponsiveContainer>
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</div>
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</div>
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</div>
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{/* Ranking Table */}
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<SellersTable data={sellersRanking} />
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{/* Product Lists */}
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<ProductLists requested={productStats.requested} sold={productStats.sold} />
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</div>
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);
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};
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