chore: build

backend/gestion/handlers/stats.go

@@ -296,6 +296,78 @@ func GetAdminStats(c *gin.Context) {
 		}
 	}
 
+	// ── Détail du jour (catégorie → produits) ────────────────────────────────
+	var dailyRows []models.DailyProductRow
+	gdb.Raw(`
+		SELECT
+			ci.product_id,
+			ci.produit                              AS product_name,
+			COALESCE(p.category, 'Sans catégorie') AS category,
+			COALESCE(cat.color, '#7c3aed')         AS category_color,
+			SUM(ci.quantite)                        AS total_quantity,
+			COUNT(DISTINCT ci.command_id)           AS order_count,
+			SUM(ci.prix)                            AS revenue
+		FROM command_items ci
+		JOIN commandes c ON c.id = ci.command_id
+		LEFT JOIN products p   ON p.id = ci.product_id
+		LEFT JOIN categories cat ON cat.name = p.category
+		WHERE DATE(c.created_at) = CURRENT_DATE
+		  AND c.status != 'cancelled'
+		GROUP BY ci.product_id, ci.produit, p.category, cat.color
+		ORDER BY p.category, SUM(ci.quantite) DESC
+	`).Scan(&dailyRows)
+
+	type dailyCatGroup struct {
+		Category      string
+		CategoryColor string
+		TotalQuantity float64
+		TotalRevenue  float64
+		Products      []gin.H
+	}
+	var dailyCats []dailyCatGroup
+	dailyCatIdx := map[string]int{}
+	var dailyTotalOrders int64
+	dailyTotalRevenue := 0.0
+	dailyTotalQty := 0.0
+
+	gdb.Raw(`
+		SELECT COUNT(DISTINCT id) FROM commandes
+		WHERE DATE(created_at) = CURRENT_DATE AND status != 'cancelled'
+	`).Scan(&dailyTotalOrders)
+
+	for _, r := range dailyRows {
+		dailyTotalRevenue += r.Revenue
+		dailyTotalQty += r.TotalQuantity
+		idx, ok := dailyCatIdx[r.Category]
+		if !ok {
+			idx = len(dailyCats)
+			dailyCats = append(dailyCats, dailyCatGroup{
+				Category:      r.Category,
+				CategoryColor: r.CategoryColor,
+			})
+			dailyCatIdx[r.Category] = idx
+		}
+		dailyCats[idx].TotalQuantity += r.TotalQuantity
+		dailyCats[idx].TotalRevenue += r.Revenue
+		dailyCats[idx].Products = append(dailyCats[idx].Products, gin.H{
+			"product_id":  r.ProductID,
+			"name":        r.ProductName,
+			"quantity":    r.TotalQuantity,
+			"order_count": r.OrderCount,
+			"revenue":     r.Revenue,
+		})
+	}
+	dailyCatsJSON := make([]gin.H, len(dailyCats))
+	for i, g := range dailyCats {
+		dailyCatsJSON[i] = gin.H{
+			"category":       g.Category,
+			"category_color": g.CategoryColor,
+			"total_quantity": g.TotalQuantity,
+			"total_revenue":  g.TotalRevenue,
+			"products":       g.Products,
+		}
+	}
+
 	// ── Résumé global ─────────────────────────────────────────────────────────
 	var totalOrders int64
 	var totalRevenue float64
@@ -337,6 +409,13 @@ func GetAdminStats(c *gin.Context) {
 		"by_day_revenue":     byDayRevenue,
 		"by_hour":            byHour,
 		"top_products":       topProducts,
-		"by_quantity":        byQuantity,
+		"by_quantity":  byQuantity,
+		"daily_detail": gin.H{
+			"date":           time.Now().Format("02/01/2006"),
+			"total_orders":   dailyTotalOrders,
+			"total_quantity": dailyTotalQty,
+			"total_revenue":  dailyTotalRevenue,
+			"categories":     dailyCatsJSON,
+		},
 	})
 }

backend/gestion/models/stats.go

@@ -42,3 +42,13 @@ type DayRevenueRow struct {
 	Day     time.Time `gorm:"column:day"`
 	Revenue float64   `gorm:"column:revenue"`
 }
+
+type DailyProductRow struct {
+	ProductID     int     `gorm:"column:product_id"`
+	ProductName   string  `gorm:"column:product_name"`
+	Category      string  `gorm:"column:category"`
+	CategoryColor string  `gorm:"column:category_color"`
+	TotalQuantity float64 `gorm:"column:total_quantity"`
+	OrderCount    int     `gorm:"column:order_count"`
+	Revenue       float64 `gorm:"column:revenue"`
+}