528 lines
23 KiB
TypeScript
528 lines
23 KiB
TypeScript
'use client';
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import React, { useState, useEffect, useRef } from 'react';
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import { Card } from 'primereact/card';
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import { Chart } from 'primereact/chart';
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import { DataTable } from 'primereact/datatable';
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import { Column } from 'primereact/column';
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import { Button } from 'primereact/button';
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import { Calendar } from 'primereact/calendar';
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import { Dropdown } from 'primereact/dropdown';
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import { Tag } from 'primereact/tag';
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import { ProgressBar } from 'primereact/progressbar';
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import { Toast } from 'primereact/toast';
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import { Toolbar } from 'primereact/toolbar';
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import { Badge } from 'primereact/badge';
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import { factureService } from '../../../../services/api';
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import { formatCurrency, formatDate } from '../../../../utils/formatters';
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interface FactureStats {
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totalFactures: number;
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chiffreAffaires: number;
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montantEnAttente: number;
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montantEnRetard: number;
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tauxRecouvrement: number;
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delaiMoyenPaiement: number;
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repartitionStatuts: { [key: string]: number };
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evolutionMensuelle: Array<{ mois: string; emises: number; payees: number; montantEmis: number; montantPaye: number }>;
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topClients: Array<{ client: string; nombre: number; montant: number; montantPaye: number }>;
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retardsParClient: Array<{ client: string; factures: number; montant: number; retardMoyen: number }>;
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}
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const FactureStatsPage = () => {
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const toast = useRef<Toast>(null);
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const [stats, setStats] = useState<FactureStats>({
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totalFactures: 0,
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chiffreAffaires: 0,
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montantEnAttente: 0,
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montantEnRetard: 0,
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tauxRecouvrement: 0,
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delaiMoyenPaiement: 0,
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repartitionStatuts: {},
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evolutionMensuelle: [],
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topClients: [],
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retardsParClient: []
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});
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const [loading, setLoading] = useState(true);
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const [dateDebut, setDateDebut] = useState<Date>(new Date(new Date().getFullYear(), 0, 1));
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const [dateFin, setDateFin] = useState<Date>(new Date());
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const [periodeSelectionnee, setPeriodeSelectionnee] = useState('annee');
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const periodeOptions = [
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{ label: 'Cette année', value: 'annee' },
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{ label: 'Ce trimestre', value: 'trimestre' },
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{ label: 'Ce mois', value: 'mois' },
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{ label: 'Personnalisée', value: 'custom' }
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];
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useEffect(() => {
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loadStats();
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}, [dateDebut, dateFin]);
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const loadStats = async () => {
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try {
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setLoading(true);
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// TODO: Remplacer par un vrai appel API
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// const response = await factureService.getStatistiques(dateDebut, dateFin);
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// Données simulées pour la démonstration
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const mockStats: FactureStats = {
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totalFactures: 234,
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chiffreAffaires: 3250000,
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montantEnAttente: 485000,
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montantEnRetard: 125000,
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tauxRecouvrement: 87.5,
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delaiMoyenPaiement: 28.5,
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repartitionStatuts: {
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'PAYEE': 156,
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'ENVOYEE': 45,
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'EN_RETARD': 18,
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'PARTIELLEMENT_PAYEE': 12,
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'BROUILLON': 3
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},
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evolutionMensuelle: [
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{ mois: 'Jan', emises: 18, payees: 15, montantEmis: 285000, montantPaye: 240000 },
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{ mois: 'Fév', emises: 22, payees: 19, montantEmis: 340000, montantPaye: 295000 },
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{ mois: 'Mar', emises: 25, payees: 22, montantEmis: 395000, montantPaye: 350000 },
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{ mois: 'Avr', emises: 20, payees: 18, montantEmis: 315000, montantPaye: 285000 },
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{ mois: 'Mai', emises: 28, payees: 24, montantEmis: 445000, montantPaye: 380000 },
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{ mois: 'Jun', emises: 24, payees: 21, montantEmis: 375000, montantPaye: 320000 },
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{ mois: 'Jul', emises: 30, payees: 26, montantEmis: 485000, montantPaye: 420000 },
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{ mois: 'Aoû', emises: 26, payees: 23, montantEmis: 410000, montantPaye: 365000 },
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{ mois: 'Sep', emises: 29, payees: 25, montantEmis: 465000, montantPaye: 395000 }
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],
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topClients: [
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{ client: 'Bouygues Construction', nombre: 12, montant: 680000, montantPaye: 620000 },
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{ client: 'Vinci Construction', nombre: 9, montant: 520000, montantPaye: 485000 },
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{ client: 'Eiffage', nombre: 8, montant: 445000, montantPaye: 445000 },
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{ client: 'Spie Batignolles', nombre: 6, montant: 385000, montantPaye: 320000 },
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{ client: 'GTM Bâtiment', nombre: 5, montant: 295000, montantPaye: 295000 }
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],
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retardsParClient: [
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{ client: 'Constructa SARL', factures: 3, montant: 85000, retardMoyen: 45 },
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{ client: 'Bâti Plus', factures: 2, montant: 65000, retardMoyen: 38 },
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{ client: 'Rénov Express', factures: 4, montant: 125000, retardMoyen: 32 },
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{ client: 'Maisons du Sud', factures: 1, montant: 35000, retardMoyen: 28 }
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]
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};
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setStats(mockStats);
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} catch (error) {
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console.error('Erreur lors du chargement des statistiques:', error);
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toast.current?.show({
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severity: 'error',
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summary: 'Erreur',
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detail: 'Impossible de charger les statistiques'
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});
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} finally {
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setLoading(false);
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}
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};
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const handlePeriodeChange = (periode: string) => {
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setPeriodeSelectionnee(periode);
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const now = new Date();
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switch (periode) {
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case 'annee':
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setDateDebut(new Date(now.getFullYear(), 0, 1));
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setDateFin(new Date());
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break;
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case 'trimestre':
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const trimestre = Math.floor(now.getMonth() / 3);
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setDateDebut(new Date(now.getFullYear(), trimestre * 3, 1));
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setDateFin(new Date());
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break;
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case 'mois':
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setDateDebut(new Date(now.getFullYear(), now.getMonth(), 1));
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setDateFin(new Date());
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break;
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}
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};
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// Configuration des graphiques
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const chartOptions = {
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responsive: true,
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maintainAspectRatio: false,
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plugins: {
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legend: {
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position: 'bottom' as const
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}
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},
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scales: {
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y: {
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beginAtZero: true
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}
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}
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};
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const evolutionData = {
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labels: stats.evolutionMensuelle.map(item => item.mois),
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datasets: [
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{
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label: 'Factures émises',
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data: stats.evolutionMensuelle.map(item => item.emises),
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borderColor: '#3B82F6',
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backgroundColor: 'rgba(59, 130, 246, 0.1)',
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yAxisID: 'y'
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},
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{
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label: 'Factures payées',
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data: stats.evolutionMensuelle.map(item => item.payees),
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borderColor: '#10B981',
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backgroundColor: 'rgba(16, 185, 129, 0.1)',
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yAxisID: 'y'
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}
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]
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};
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const chiffreAffairesData = {
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labels: stats.evolutionMensuelle.map(item => item.mois),
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datasets: [
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{
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label: 'CA émis (k€)',
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data: stats.evolutionMensuelle.map(item => item.montantEmis / 1000),
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backgroundColor: 'rgba(59, 130, 246, 0.8)'
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},
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{
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label: 'CA encaissé (k€)',
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data: stats.evolutionMensuelle.map(item => item.montantPaye / 1000),
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backgroundColor: 'rgba(16, 185, 129, 0.8)'
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}
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]
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};
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const repartitionData = {
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labels: Object.keys(stats.repartitionStatuts),
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datasets: [{
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data: Object.values(stats.repartitionStatuts),
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backgroundColor: [
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'#10B981', // PAYEE - vert
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'#3B82F6', // ENVOYEE - bleu
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'#EF4444', // EN_RETARD - rouge
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'#F59E0B', // PARTIELLEMENT_PAYEE - orange
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'#6B7280' // BROUILLON - gris
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]
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}]
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};
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const getStatutSeverity = (statut: string) => {
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switch (statut) {
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case 'PAYEE': return 'success';
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case 'EN_RETARD': return 'danger';
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case 'PARTIELLEMENT_PAYEE': return 'warning';
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case 'ENVOYEE': return 'info';
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case 'BROUILLON': return 'secondary';
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default: return 'info';
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}
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};
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const toolbarStartTemplate = () => (
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<div className="flex align-items-center gap-2">
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<h2 className="text-xl font-bold m-0">Statistiques des Factures</h2>
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</div>
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);
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const toolbarEndTemplate = () => (
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<div className="flex align-items-center gap-2">
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<Dropdown
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value={periodeSelectionnee}
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options={periodeOptions}
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onChange={(e) => handlePeriodeChange(e.value)}
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className="w-10rem"
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/>
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{periodeSelectionnee === 'custom' && (
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<>
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<Calendar
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value={dateDebut}
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onChange={(e) => setDateDebut(e.value || new Date())}
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placeholder="Date début"
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dateFormat="dd/mm/yy"
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/>
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<Calendar
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value={dateFin}
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onChange={(e) => setDateFin(e.value || new Date())}
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placeholder="Date fin"
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dateFormat="dd/mm/yy"
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/>
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</>
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)}
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<Button
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icon="pi pi-refresh"
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className="p-button-outlined"
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onClick={loadStats}
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loading={loading}
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/>
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</div>
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);
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return (
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<div className="grid">
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<Toast ref={toast} />
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<div className="col-12">
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<Toolbar start={toolbarStartTemplate} end={toolbarEndTemplate} />
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</div>
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{/* KPIs principaux */}
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<div className="col-12 lg:col-3 md:col-6">
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<Card className="h-full">
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<div className="flex justify-content-between mb-3">
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<div>
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<span className="block text-500 font-medium mb-3">Total Factures</span>
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<div className="text-900 font-medium text-xl">{stats.totalFactures}</div>
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</div>
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<div className="flex align-items-center justify-content-center bg-blue-100 border-round" style={{ width: '2.5rem', height: '2.5rem' }}>
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<i className="pi pi-file text-blue-500 text-xl"></i>
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</div>
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</div>
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<span className="text-green-500 font-medium">+15% </span>
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<span className="text-500">vs période précédente</span>
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</Card>
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</div>
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<div className="col-12 lg:col-3 md:col-6">
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<Card className="h-full">
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<div className="flex justify-content-between mb-3">
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<div>
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<span className="block text-500 font-medium mb-3">Chiffre d'Affaires</span>
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<div className="text-900 font-medium text-xl">{formatCurrency(stats.chiffreAffaires)}</div>
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</div>
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<div className="flex align-items-center justify-content-center bg-green-100 border-round" style={{ width: '2.5rem', height: '2.5rem' }}>
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<i className="pi pi-euro text-green-500 text-xl"></i>
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</div>
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</div>
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<span className="text-green-500 font-medium">+12% </span>
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<span className="text-500">vs période précédente</span>
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</Card>
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</div>
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<div className="col-12 lg:col-3 md:col-6">
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<Card className="h-full">
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<div className="flex justify-content-between mb-3">
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<div>
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<span className="block text-500 font-medium mb-3">Taux de Recouvrement</span>
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<div className="text-900 font-medium text-xl">{stats.tauxRecouvrement}%</div>
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</div>
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<div className="flex align-items-center justify-content-center bg-orange-100 border-round" style={{ width: '2.5rem', height: '2.5rem' }}>
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<i className="pi pi-chart-line text-orange-500 text-xl"></i>
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</div>
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</div>
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<ProgressBar value={stats.tauxRecouvrement} className="mt-2" style={{ height: '6px' }} />
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</Card>
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</div>
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<div className="col-12 lg:col-3 md:col-6">
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<Card className="h-full">
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<div className="flex justify-content-between mb-3">
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<div>
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<span className="block text-500 font-medium mb-3">Délai Moyen Paiement</span>
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<div className="text-900 font-medium text-xl">{stats.delaiMoyenPaiement} jours</div>
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</div>
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<div className="flex align-items-center justify-content-center bg-cyan-100 border-round" style={{ width: '2.5rem', height: '2.5rem' }}>
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<i className="pi pi-clock text-cyan-500 text-xl"></i>
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</div>
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</div>
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<span className="text-red-500 font-medium">+2.5j </span>
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<span className="text-500">vs période précédente</span>
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</Card>
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</div>
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{/* Alertes financières */}
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<div className="col-12 lg:col-6">
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<Card className="h-full">
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<div className="flex justify-content-between align-items-center mb-4">
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<h5 className="m-0">Alertes Financières</h5>
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<Badge value="2" severity="danger" />
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</div>
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<div className="grid">
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<div className="col-12">
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<div className="p-3 border-round bg-red-50 border-left-3 border-red-500">
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<div className="flex justify-content-between align-items-center">
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<div>
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<h6 className="text-red-900 mb-1">Factures en retard</h6>
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<p className="text-red-800 text-sm m-0">{formatCurrency(stats.montantEnRetard)} à recouvrer</p>
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</div>
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<Badge value={stats.repartitionStatuts['EN_RETARD'] || 0} severity="danger" />
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</div>
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</div>
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</div>
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<div className="col-12">
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<div className="p-3 border-round bg-orange-50 border-left-3 border-orange-500">
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<div className="flex justify-content-between align-items-center">
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<div>
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<h6 className="text-orange-900 mb-1">En attente de paiement</h6>
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<p className="text-orange-800 text-sm m-0">{formatCurrency(stats.montantEnAttente)} en cours</p>
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</div>
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<Badge value={stats.repartitionStatuts['ENVOYEE'] || 0} severity="warning" />
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</div>
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</div>
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</div>
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</div>
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</Card>
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</div>
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<div className="col-12 lg:col-6">
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<Card title="Répartition par statut" className="h-full">
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<Chart
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type="doughnut"
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data={repartitionData}
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options={chartOptions}
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height="250px"
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/>
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</Card>
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</div>
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{/* Graphiques d'évolution */}
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<div className="col-12 lg:col-6">
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<Card title="Évolution du nombre de factures">
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<Chart
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type="line"
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data={evolutionData}
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options={chartOptions}
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height="300px"
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/>
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</Card>
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</div>
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<div className="col-12 lg:col-6">
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<Card title="Évolution du chiffre d'affaires">
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<Chart
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type="bar"
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data={chiffreAffairesData}
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options={chartOptions}
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height="300px"
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/>
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</Card>
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</div>
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{/* Top clients */}
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<div className="col-12 lg:col-6">
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<Card title="Top 5 Clients par CA">
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<DataTable value={stats.topClients} responsiveLayout="scroll">
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<Column
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field="client"
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header="Client"
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body={(rowData, options) => (
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<div className="flex align-items-center">
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<Badge value={options.rowIndex + 1} className="mr-2" />
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{rowData.client}
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</div>
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)}
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/>
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<Column
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field="nombre"
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header="Nb Factures"
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style={{ width: '100px' }}
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/>
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<Column
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field="montant"
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header="CA Total"
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style={{ width: '120px' }}
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body={(rowData) => formatCurrency(rowData.montant)}
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/>
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<Column
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header="Taux Paiement"
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style={{ width: '120px' }}
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body={(rowData) => (
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<Tag
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value={`${Math.round((rowData.montantPaye / rowData.montant) * 100)}%`}
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severity={rowData.montantPaye / rowData.montant > 0.9 ? 'success' : 'warning'}
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/>
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)}
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/>
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</DataTable>
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</Card>
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</div>
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{/* Clients en retard */}
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<div className="col-12 lg:col-6">
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<Card title="Clients avec retards de paiement">
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<DataTable value={stats.retardsParClient} responsiveLayout="scroll">
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<Column field="client" header="Client" />
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<Column
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field="factures"
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header="Nb Factures"
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style={{ width: '100px' }}
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/>
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<Column
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field="montant"
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header="Montant"
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style={{ width: '120px' }}
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body={(rowData) => formatCurrency(rowData.montant)}
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/>
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<Column
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field="retardMoyen"
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header="Retard Moyen"
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style={{ width: '120px' }}
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body={(rowData) => (
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<Tag
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value={`${rowData.retardMoyen}j`}
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severity={rowData.retardMoyen > 30 ? 'danger' : 'warning'}
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/>
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)}
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/>
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</DataTable>
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</Card>
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</div>
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{/* Analyse et recommandations */}
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<div className="col-12">
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<Card title="Analyse et Recommandations">
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<div className="grid">
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<div className="col-12 md:col-4">
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<div className="p-3 border-round bg-blue-50">
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<h6 className="text-blue-900 mb-2">
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<i className="pi pi-chart-line mr-2"></i>
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Performance
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</h6>
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<ul className="text-sm text-blue-800 list-none p-0 m-0">
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<li className="mb-1">• CA en croissance de 12%</li>
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<li className="mb-1">• Taux de recouvrement à 87.5%</li>
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<li className="mb-1">• 234 factures émises</li>
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</ul>
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</div>
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</div>
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<div className="col-12 md:col-4">
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<div className="p-3 border-round bg-orange-50">
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<h6 className="text-orange-900 mb-2">
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<i className="pi pi-exclamation-triangle mr-2"></i>
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Points d'attention
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</h6>
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<ul className="text-sm text-orange-800 list-none p-0 m-0">
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<li className="mb-1">• {formatCurrency(stats.montantEnRetard)} en retard</li>
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<li className="mb-1">• Délai moyen en hausse (+2.5j)</li>
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<li className="mb-1">• 18 factures en retard</li>
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</ul>
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</div>
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</div>
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<div className="col-12 md:col-4">
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<div className="p-3 border-round bg-green-50">
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<h6 className="text-green-900 mb-2">
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<i className="pi pi-lightbulb mr-2"></i>
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Actions recommandées
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</h6>
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<ul className="text-sm text-green-800 list-none p-0 m-0">
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<li className="mb-1">• Relancer les impayés</li>
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<li className="mb-1">• Revoir les conditions de paiement</li>
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<li className="mb-1">• Mettre en place des acomptes</li>
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</ul>
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</div>
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</div>
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</div>
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</Card>
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</div>
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</div>
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);
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};
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export default FactureStatsPage;
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