feat(frontend): module Ventes complet (commandes, livraison, stock)
- Modèles Client, SalesOrder, SalesOrderLine - ClientService + SalesOrderService (create, deliver) - VentesProvider : chargement parallèle commandes + clients - VentesScreen : liste avec badges statut colorés - SalesOrderFormScreen : lignes dynamiques, calcul HT/TVA/TTC temps réel - SalesOrderDetailScreen : détail + bouton livrer + confirmation - Rapport PFE : section 5.7 module Ventes (cycle, statuts, UI) Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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import 'client.dart';
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import 'article.dart';
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class SalesOrderLine {
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final int? id;
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final Article? article;
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final double quantiteCommandee;
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final double quantiteLivree;
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final double prixUnitaireHT;
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final double tauxTVA;
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final double? montantHT;
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final double? montantTTC;
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SalesOrderLine({
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this.id,
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this.article,
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required this.quantiteCommandee,
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this.quantiteLivree = 0,
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required this.prixUnitaireHT,
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this.tauxTVA = 19.0,
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this.montantHT,
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this.montantTTC,
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});
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factory SalesOrderLine.fromJson(Map<String, dynamic> json) => SalesOrderLine(
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id: json['id'],
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article: json['article'] != null
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? Article.fromJson(json['article'])
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: null,
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quantiteCommandee: (json['quantiteCommandee'] ?? 0).toDouble(),
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quantiteLivree: (json['quantiteLivree'] ?? 0).toDouble(),
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prixUnitaireHT: (json['prixUnitaireHT'] ?? 0).toDouble(),
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tauxTVA: (json['tauxTVA'] ?? 19.0).toDouble(),
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montantHT: json['montantHT']?.toDouble(),
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montantTTC: json['montantTTC']?.toDouble(),
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);
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Map<String, dynamic> toJson() => {
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if (id != null) 'id': id,
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if (article?.id != null) 'article': {'id': article!.id},
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'quantiteCommandee': quantiteCommandee,
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'prixUnitaireHT': prixUnitaireHT,
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'tauxTVA': tauxTVA,
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};
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double get montantHTCalc => quantiteCommandee * prixUnitaireHT;
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double get montantTTCCalc => montantHTCalc * (1 + tauxTVA / 100);
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}
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class SalesOrder {
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final int? id;
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final String? reference;
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final Client? client;
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final String dateCommande;
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final String? dateLivraisonSouhaitee;
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final String statut;
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final double totalHT;
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final double totalTVA;
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final double totalTTC;
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final String? notes;
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final List<SalesOrderLine> lignes;
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SalesOrder({
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this.id,
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this.reference,
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this.client,
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required this.dateCommande,
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this.dateLivraisonSouhaitee,
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this.statut = 'CONFIRMEE',
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this.totalHT = 0,
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this.totalTVA = 0,
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this.totalTTC = 0,
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this.notes,
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this.lignes = const [],
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});
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factory SalesOrder.fromJson(Map<String, dynamic> json) => SalesOrder(
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id: json['id'],
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reference: json['reference'],
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client: json['client'] != null ? Client.fromJson(json['client']) : null,
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dateCommande: json['dateCommande'] ?? '',
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dateLivraisonSouhaitee: json['dateLivraisonSouhaitee'],
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statut: json['statut'] ?? 'CONFIRMEE',
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totalHT: (json['totalHT'] ?? 0).toDouble(),
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totalTVA: (json['totalTVA'] ?? 0).toDouble(),
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totalTTC: (json['totalTTC'] ?? 0).toDouble(),
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notes: json['notes'],
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lignes: (json['lignes'] as List? ?? [])
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.map((e) => SalesOrderLine.fromJson(e))
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.toList(),
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);
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Map<String, dynamic> toJson() => {
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if (client?.id != null) 'client': {'id': client!.id},
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'dateCommande': dateCommande,
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if (dateLivraisonSouhaitee != null)
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'dateLivraisonSouhaitee': dateLivraisonSouhaitee,
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if (notes != null) 'notes': notes,
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'lignes': lignes.map((l) => l.toJson()).toList(),
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};
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static const Map<String, String> statutLabels = {
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'CONFIRMEE': 'Confirmée',
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'EN_PREPARATION': 'En préparation',
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'PARTIELLEMENT_LIVREE': 'Part. livrée',
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'COMPLETEMENT_LIVREE': 'Livrée',
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'ANNULEE': 'Annulée',
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};
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static const Map<String, int> statutColors = {
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'CONFIRMEE': 0xFF3B82F6,
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'EN_PREPARATION': 0xFFF59E0B,
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'PARTIELLEMENT_LIVREE': 0xFF8B5CF6,
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'COMPLETEMENT_LIVREE': 0xFF10B981,
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'ANNULEE': 0xFFEF4444,
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};
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String get statutLabel => statutLabels[statut] ?? statut;
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int get statutColor => statutColors[statut] ?? 0xFF6B7280;
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bool get peutLivrer =>
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statut == 'CONFIRMEE' || statut == 'EN_PREPARATION' || statut == 'PARTIELLEMENT_LIVREE';
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}
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