update

backend/gestion/handlers/stats.go

@@ -1,6 +1,7 @@
 package handlers
 
 import (
+	"fmt"
 	"gestion/db"
 	"gestion/models"
 	"net/http"
@@ -60,6 +61,54 @@ func GetAdminStats(c *gin.Context) {
 		}
 	}
 
+	// ── Revenus par jour sur 30 jours (commandes approuvées) ─────────────────
+	var dayRevRows []models.DayRevenueRow
+	gdb.Raw(`
+		SELECT DATE(created_at) AS day, COALESCE(SUM(total_prix), 0) AS revenue
+		FROM commandes
+		WHERE created_at >= NOW() - INTERVAL '30 days'
+		  AND status = 'approved'
+		GROUP BY DATE(created_at)
+		ORDER BY day
+	`).Scan(&dayRevRows)
+
+	byDayRevenue := make([]gin.H, len(dayRevRows))
+	for i, r := range dayRevRows {
+		byDayRevenue[i] = gin.H{
+			"day":     r.Day.Format("2006-01-02"),
+			"label":   r.Day.Format("02/01"),
+			"revenue": r.Revenue,
+		}
+	}
+
+	// ── Commandes & revenus par heure (all time, non annulées) ───────────────
+	var hourRows []models.HourRow
+	gdb.Raw(`
+		SELECT
+			EXTRACT(HOUR FROM created_at)::int AS hour,
+			COUNT(*)                           AS count,
+			COALESCE(SUM(total_prix), 0)       AS revenue
+		FROM commandes
+		WHERE status != 'cancelled'
+		GROUP BY hour
+		ORDER BY hour
+	`).Scan(&hourRows)
+
+	hourMap := make(map[int]models.HourRow, len(hourRows))
+	for _, r := range hourRows {
+		hourMap[r.Hour] = r
+	}
+	byHour := make([]gin.H, 24)
+	for h := 0; h < 24; h++ {
+		r := hourMap[h]
+		byHour[h] = gin.H{
+			"hour":    h,
+			"label":   fmt.Sprintf("%02dh", h),
+			"count":   r.Count,
+			"revenue": r.Revenue,
+		}
+	}
+
 	// ── Top produits (quantité vendue, commandes terminées) ───────────────────
 	var prodRows []models.ProductRow
 	gdb.Raw(`
@@ -125,8 +174,10 @@ func GetAdminStats(c *gin.Context) {
 			"top_product":   topProductName,
 			"avg_per_day":   avgPerDay,
 		},
-		"by_weekday":   byWeekday,
+		"by_weekday":    byWeekday,
-		"by_day_30":    byDay,
+		"by_day_30":     byDay,
-		"top_products": topProducts,
+		"by_day_revenue": byDayRevenue,
+		"by_hour":        byHour,
+		"top_products":  topProducts,
 	})
 }

backend/gestion/models/stats.go

@@ -19,3 +19,14 @@ type ProductRow struct {
 	OrderCount int     `gorm:"column:order_count"`
 	Revenue    float64 `gorm:"column:revenue"`
 }
+
+type HourRow struct {
+	Hour    int     `gorm:"column:hour"`
+	Count   int     `gorm:"column:count"`
+	Revenue float64 `gorm:"column:revenue"`
+}
+
+type DayRevenueRow struct {
+	Day     time.Time `gorm:"column:day"`
+	Revenue float64   `gorm:"column:revenue"`
+}

frontend-admin/src/api/api_admin.ts

@@ -69,6 +69,17 @@ export interface DayStat {
     label: string;
     count: number;
 }
+export interface DayRevenueStat {
+    day: string;
+    label: string;
+    revenue: number;
+}
+export interface HourStat {
+    hour: number;
+    label: string;
+    count: number;
+    revenue: number;
+}
 export interface ProductStat {
     product_id: number;
     name: string;
@@ -81,6 +92,8 @@ export interface AdminStats {
     summary: StatsSummary;
     by_weekday: WeekdayStat[];
     by_day_30: DayStat[];
+    by_day_revenue: DayRevenueStat[];
+    by_hour: HourStat[];
     top_products: ProductStat[];
 }
 

frontend-admin/src/screens/admin/StatsScreen.tsx

@@ -14,7 +14,7 @@ import { spacing, fontSize, borderRadius } from "../../theme";
 import { shadows } from "../../theme/shadows";
 import LoadingSpinner from "../../components/ui/LoadingSpinner";
 import { getAdminStats } from "../../api/api_admin";
-import type { AdminStats, WeekdayStat, DayStat, ProductStat } from "../../api/api_admin";
+import type { AdminStats, WeekdayStat, DayStat, DayRevenueStat, HourStat, ProductStat } from "../../api/api_admin";
 
 // ── Palette graphiques ────────────────────────────────────────────────────────
 const CHART_ACCENT  = "#6366f1";
@@ -60,7 +60,7 @@ const hBarStyles = StyleSheet.create({
     value: { width: 46, fontSize: fontSize.xs, textAlign: "right" },
 });
 
-// ── Barres verticales (sparkline 30 jours) ────────────────────────────────────
+// ── Barres verticales (sparkline 30 jours — commandes) ───────────────────────
 function SparkLine({ data, color }: { data: DayStat[]; color: string }) {
     const { colors } = useTheme();
     if (!data.length) return null;
@@ -82,7 +82,36 @@ function SparkLine({ data, color }: { data: DayStat[]; color: string }) {
                     />
                 ))}
             </View>
-            {/* Labels début / fin */}
+            <View style={{ flexDirection: "row", justifyContent: "space-between", marginTop: 4 }}>
+                <Text style={{ color: colors.textMuted, fontSize: 9 }}>{data[0]?.label}</Text>
+                <Text style={{ color: colors.textMuted, fontSize: 9 }}>{data[data.length - 1]?.label}</Text>
+            </View>
+        </View>
+    );
+}
+
+// ── Sparkline revenus 30 jours ────────────────────────────────────────────────
+function SparkLineRevenue({ data, color }: { data: DayRevenueStat[]; color: string }) {
+    const { colors } = useTheme();
+    if (!data.length) return null;
+    const max = Math.max(...data.map((d) => d.revenue), 1);
+    const BAR_H = 56;
+    return (
+        <View>
+            <View style={{ flexDirection: "row", alignItems: "flex-end", height: BAR_H, gap: 2 }}>
+                {data.map((d, i) => (
+                    <View
+                        key={i}
+                        style={{
+                            flex: 1,
+                            height: max > 0 ? Math.max((d.revenue / max) * BAR_H, d.revenue > 0 ? 3 : 0) : 0,
+                            backgroundColor: color,
+                            borderRadius: 2,
+                            opacity: 0.85,
+                        }}
+                    />
+                ))}
+            </View>
             <View style={{ flexDirection: "row", justifyContent: "space-between", marginTop: 4 }}>
                 <Text style={{ color: colors.textMuted, fontSize: 9 }}>{data[0]?.label}</Text>
                 <Text style={{ color: colors.textMuted, fontSize: 9 }}>{data[data.length - 1]?.label}</Text>
@@ -230,8 +259,8 @@ export default function StatsScreen() {
                 />
             </View>
 
-            {/* ── Évolution 30 jours ── */}
+            {/* ── Évolution 30 jours (commandes) ── */}
-            <Section title="30 derniers jours" icon="bar-chart-outline">
+            <Section title="30 derniers jours — commandes" icon="bar-chart-outline">
                 {stats?.by_day_30?.length ? (
                     <SparkLine data={stats.by_day_30} color={CHART_ACCENT} />
                 ) : (
@@ -239,6 +268,73 @@ export default function StatsScreen() {
                 )}
             </Section>
 
+            {/* ── Revenus par jour (30 jours) ── */}
+            <Section title="Revenus par jour (30j)" icon="trending-up-outline">
+                {stats?.by_day_revenue?.length ? (
+                    <>
+                        <SparkLineRevenue data={stats.by_day_revenue} color={CHART_GREEN} />
+                        {(() => {
+                            const best = [...(stats.by_day_revenue ?? [])].sort((a, b) => b.revenue - a.revenue)[0];
+                            if (!best) return null;
+                            return (
+                                <View style={{ flexDirection: "row", alignItems: "center", gap: spacing.xs, marginTop: spacing.s }}>
+                                    <Ionicons name="star-outline" size={13} color={CHART_GREEN} />
+                                    <Text style={{ color: colors.textMuted, fontSize: fontSize.xs }}>
+                                        Meilleure journée :{" "}
+                                        <Text style={{ color: CHART_GREEN, fontWeight: "600" }}>
+                                            {best.label} · {fmtEuro(best.revenue)}
+                                        </Text>
+                                    </Text>
+                                </View>
+                            );
+                        })()}
+                    </>
+                ) : (
+                    <Text style={styles.emptyText}>Aucune donnée de revenu</Text>
+                )}
+            </Section>
+
+            {/* ── Heures d'affluence ── */}
+            {(() => {
+                const hourData: HourStat[] = stats?.by_hour ?? [];
+                const peakHour = hourData.reduce<HourStat | null>(
+                    (best, h) => (!best || h.count > best.count ? h : best),
+                    null,
+                );
+                const hourMax = maxOf(hourData.map((h) => h.count));
+                return (
+                    <Section title="Heures d'affluence" icon="time-outline">
+                        {hourData.some((h) => h.count > 0) ? (
+                            <>
+                                {hourData.map((h) => (
+                                    <HBar
+                                        key={h.hour}
+                                        label={h.label}
+                                        value={h.count}
+                                        max={hourMax}
+                                        color={h.count === hourMax && hourMax > 0 ? CHART_AMBER : CHART_BLUE}
+                                        right={h.count > 0 ? String(h.count) : "—"}
+                                    />
+                                ))}
+                                {peakHour && peakHour.count > 0 && (
+                                    <View style={{ flexDirection: "row", alignItems: "center", gap: spacing.xs, marginTop: spacing.s }}>
+                                        <Ionicons name="flame-outline" size={13} color={CHART_AMBER} />
+                                        <Text style={{ color: colors.textMuted, fontSize: fontSize.xs }}>
+                                            Heure de pointe :{" "}
+                                            <Text style={{ color: CHART_AMBER, fontWeight: "600" }}>
+                                                {peakHour.label} · {peakHour.count} cmd · {fmtEuro(peakHour.revenue)}
+                                            </Text>
+                                        </Text>
+                                    </View>
+                                )}
+                            </>
+                        ) : (
+                            <Text style={styles.emptyText}>Aucune donnée horaire</Text>
+                        )}
+                    </Section>
+                );
+            })()}
+
             {/* ── Commandes par jour de la semaine ── */}
             <Section title="Jours d'affluence" icon="calendar-outline">
                 {(stats?.by_weekday ?? []).map((w: WeekdayStat) => (