fix: aggregate dashboard trends by database dialect

src/model/data/order_data_stats.go

@@ -1,6 +1,7 @@
 package data
 
 import (
+	"fmt"
 	"time"
 
 	"github.com/GMWalletApp/epusdt/model/dao"
@@ -28,25 +29,40 @@ type AddressDailyStat struct {
 	ActualAmount float64 `json:"actual_amount"`
 }
 
+func statsBucketExpr(column string, hourly bool) (string, error) {
+	dialect := "sqlite"
+	if dao.Mdb != nil && dao.Mdb.Dialector != nil {
+		dialect = dao.Mdb.Dialector.Name()
+	}
+	return statsBucketExprForDialect(dialect, column, hourly)
+}
+
+func statsBucketExprForDialect(dialect, column string, hourly bool) (string, error) {
+	switch dialect {
+	case "sqlite", "":
+		// modernc SQLite stores time.Time as Go's time.String() by default.
+		// Prefix buckets work for that format and SQLite datetime text.
+		if hourly {
+			return fmt.Sprintf("replace(substr(%s, 1, 13), 'T', ' ') || ':00'", column), nil
+		}
+		return fmt.Sprintf("substr(%s, 1, 10)", column), nil
+	case "postgres":
+		if hourly {
+			return fmt.Sprintf("TO_CHAR(%s, 'YYYY-MM-DD HH24:00')", column), nil
+		}
+		return fmt.Sprintf("TO_CHAR(%s, 'YYYY-MM-DD')", column), nil
+	default:
+		return "", fmt.Errorf("unsupported database dialect for dashboard stats: %s", dialect)
+	}
+}
+
 // DailyOrderStats returns per-day counts/amounts within [start, end],
 // zero-filling any days in the range that have no orders.
 // Only orders in StatusPaySuccess contribute to Amount sums — that's
 // what the user means by "流水". Pending orders count toward OrderCount
 // to keep成交率 computable.
 func DailyOrderStats(start, end time.Time) ([]DailyStat, error) {
-	var rows []DailyStat
+	rows, err := queryOrderStats(start, end, false)
-	err := dao.Mdb.Model(&mdb.Orders{}).
-		Select(`DATE(created_at) AS day,
-            COUNT(*) AS order_count,
-            SUM(CASE WHEN status = ? THEN 1 ELSE 0 END) AS success_count,
-            SUM(CASE WHEN status = ? THEN amount ELSE 0 END) AS total_amount,
-            SUM(CASE WHEN status = ? THEN actual_amount ELSE 0 END) AS actual_amount`,
-			mdb.StatusPaySuccess, mdb.StatusPaySuccess, mdb.StatusPaySuccess).
-		Where("created_at >= ?", start).
-		Where("created_at <= ?", end).
-		Group("DATE(created_at)").
-		Order("day ASC").
-		Scan(&rows).Error
 	if err != nil {
 		return nil, err
 	}
@@ -56,25 +72,34 @@ func DailyOrderStats(start, end time.Time) ([]DailyStat, error) {
 // HourlyOrderStats returns per-hour counts/amounts within [start, end],
 // zero-filling any hours that have no orders.
 func HourlyOrderStats(start, end time.Time) ([]DailyStat, error) {
-	var rows []DailyStat
+	rows, err := queryOrderStats(start, end, true)
-	err := dao.Mdb.Model(&mdb.Orders{}).
-		Select(`strftime('%Y-%m-%d %H:00', created_at) AS day,
-            COUNT(*) AS order_count,
-            SUM(CASE WHEN status = ? THEN 1 ELSE 0 END) AS success_count,
-            SUM(CASE WHEN status = ? THEN amount ELSE 0 END) AS total_amount,
-            SUM(CASE WHEN status = ? THEN actual_amount ELSE 0 END) AS actual_amount`,
-			mdb.StatusPaySuccess, mdb.StatusPaySuccess, mdb.StatusPaySuccess).
-		Where("created_at >= ?", start).
-		Where("created_at <= ?", end).
-		Group("strftime('%Y-%m-%d %H:00', created_at)").
-		Order("day ASC").
-		Scan(&rows).Error
 	if err != nil {
 		return nil, err
 	}
 	return fillHourlyStats(start, end, rows), nil
 }
 
+func queryOrderStats(start, end time.Time, hourly bool) ([]DailyStat, error) {
+	var rows []DailyStat
+	bucket, err := statsBucketExpr("created_at", hourly)
+	if err != nil {
+		return nil, err
+	}
+	err = dao.Mdb.Model(&mdb.Orders{}).
+		Select(fmt.Sprintf(`%s AS day,
+            COUNT(*) AS order_count,
+            SUM(CASE WHEN status = ? THEN 1 ELSE 0 END) AS success_count,
+            SUM(CASE WHEN status = ? THEN amount ELSE 0 END) AS total_amount,
+            SUM(CASE WHEN status = ? THEN actual_amount ELSE 0 END) AS actual_amount`, bucket),
+			mdb.StatusPaySuccess, mdb.StatusPaySuccess, mdb.StatusPaySuccess).
+		Where("created_at >= ?", start).
+		Where("created_at <= ?", end).
+		Group(bucket).
+		Order("day ASC").
+		Scan(&rows).Error
+	return rows, err
+}
+
 // fillDailyStats generates a zero-filled slice covering every calendar
 // day in [start, end]. Days present in rows overwrite the zero entries.
 func fillDailyStats(start, end time.Time, rows []DailyStat) []DailyStat {
@@ -122,15 +147,7 @@ func fillHourlyStats(start, end time.Time, rows []DailyStat) []DailyStat {
 // DailyAssetByAddress groups paid actual_amount by (day, receive_address)
 // for the per-address stacked chart, zero-filling missing days.
 func DailyAssetByAddress(start, end time.Time) ([]AddressDailyStat, error) {
-	var rows []AddressDailyStat
+	rows, err := queryAssetByAddress(start, end, false)
-	err := dao.Mdb.Model(&mdb.Orders{}).
-		Select("DATE(created_at) AS day, receive_address AS address, SUM(actual_amount) AS actual_amount").
-		Where("status = ?", mdb.StatusPaySuccess).
-		Where("created_at >= ?", start).
-		Where("created_at <= ?", end).
-		Group("DATE(created_at), receive_address").
-		Order("day ASC").
-		Scan(&rows).Error
 	if err != nil {
 		return nil, err
 	}
@@ -140,21 +157,33 @@ func DailyAssetByAddress(start, end time.Time) ([]AddressDailyStat, error) {
 // HourlyAssetByAddress groups paid actual_amount by (hour, receive_address)
 // for the per-address stacked chart, zero-filling missing hours.
 func HourlyAssetByAddress(start, end time.Time) ([]AddressDailyStat, error) {
-	var rows []AddressDailyStat
+	rows, err := queryAssetByAddress(start, end, true)
-	err := dao.Mdb.Model(&mdb.Orders{}).
-		Select("strftime('%Y-%m-%d %H:00', created_at) AS day, receive_address AS address, SUM(actual_amount) AS actual_amount").
-		Where("status = ?", mdb.StatusPaySuccess).
-		Where("created_at >= ?", start).
-		Where("created_at <= ?", end).
-		Group("strftime('%Y-%m-%d %H:00', created_at), receive_address").
-		Order("day ASC").
-		Scan(&rows).Error
 	if err != nil {
 		return nil, err
 	}
 	return fillAddressHourlyStats(start, end, rows), nil
 }
 
+func queryAssetByAddress(start, end time.Time, hourly bool) ([]AddressDailyStat, error) {
+	var rows []AddressDailyStat
+	bucket, err := statsBucketExpr("created_at", hourly)
+	if err != nil {
+		return nil, err
+	}
+	err = dao.Mdb.Model(&mdb.Orders{}).
+		Select(fmt.Sprintf(`%s AS day,
+            receive_address AS address,
+            SUM(actual_amount) AS actual_amount`, bucket)).
+		Where("status = ?", mdb.StatusPaySuccess).
+		Where("created_at >= ?", start).
+		Where("created_at <= ?", end).
+		Group(bucket).
+		Group("receive_address").
+		Order("day ASC, address ASC").
+		Scan(&rows).Error
+	return rows, err
+}
+
 // fillAddressDailyStats zero-fills missing day×address combinations.
 // All addresses that appear in rows are represented for every day in range.
 func fillAddressDailyStats(start, end time.Time, rows []AddressDailyStat) []AddressDailyStat {

src/model/data/order_data_test.go

@@ -42,6 +42,56 @@ func TestEvmTransactionLockAddressIsCaseInsensitive(t *testing.T) {
 	}
 }
 
+func TestStatsBucketExprForDialect(t *testing.T) {
+	tests := []struct {
+		name    string
+		dialect string
+		hourly  bool
+		want    string
+	}{
+		{
+			name:    "sqlite daily",
+			dialect: "sqlite",
+			want:    "substr(created_at, 1, 10)",
+		},
+		{
+			name:    "sqlite hourly",
+			dialect: "sqlite",
+			hourly:  true,
+			want:    "replace(substr(created_at, 1, 13), 'T', ' ') || ':00'",
+		},
+		{
+			name:    "postgres daily",
+			dialect: "postgres",
+			want:    "TO_CHAR(created_at, 'YYYY-MM-DD')",
+		},
+		{
+			name:    "postgres hourly",
+			dialect: "postgres",
+			hourly:  true,
+			want:    "TO_CHAR(created_at, 'YYYY-MM-DD HH24:00')",
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := statsBucketExprForDialect(tt.dialect, "created_at", tt.hourly)
+			if err != nil {
+				t.Fatalf("statsBucketExprForDialect error: %v", err)
+			}
+			if got != tt.want {
+				t.Fatalf("bucket expr = %q, want %q", got, tt.want)
+			}
+		})
+	}
+}
+
+func TestStatsBucketExprRejectsUnsupportedDialect(t *testing.T) {
+	if _, err := statsBucketExprForDialect("mysql", "created_at", false); err == nil {
+		t.Fatal("expected unsupported mysql dialect error")
+	}
+}
+
 func TestTransactionLockPrecisionPreventsEquivalentAmountsOnly(t *testing.T) {
 	cleanup := testutil.SetupTestDatabases(t)
 	defer cleanup()

src/route/admin_router_test.go

@@ -8,6 +8,7 @@ import (
 	"net/http/httptest"
 	"strings"
 	"testing"
+	"time"
 
 	"github.com/GMWalletApp/epusdt/config"
 	"github.com/GMWalletApp/epusdt/model/dao"
@@ -874,6 +875,164 @@ func TestAdminDashboard_AllRoutes(t *testing.T) {
 	}
 }
 
+func TestAdminDashboard_RangeStatsIncludeHistoricalOrders(t *testing.T) {
+	e, token := setupAdminTestEnv(t)
+	yesterday := time.Now().AddDate(0, 0, -1)
+	createdAt := time.Date(yesterday.Year(), yesterday.Month(), yesterday.Day(), 10, 0, 0, 0, time.Local)
+	updatedAt := createdAt.Add(5 * time.Minute)
+
+	order := &mdb.Orders{
+		TradeId:        "trade-dashboard-yesterday",
+		OrderId:        "order-dashboard-yesterday",
+		Amount:         100,
+		Currency:       "CNY",
+		ActualAmount:   12.5,
+		ReceiveAddress: "TTestDashboardAddress001",
+		Token:          "USDT",
+		Network:        mdb.NetworkTron,
+		Status:         mdb.StatusPaySuccess,
+	}
+	if err := dao.Mdb.Create(order).Error; err != nil {
+		t.Fatalf("create historical order: %v", err)
+	}
+	if err := dao.Mdb.Model(order).Updates(map[string]interface{}{
+		"created_at": createdAt,
+		"updated_at": updatedAt,
+	}).Error; err != nil {
+		t.Fatalf("age historical order: %v", err)
+	}
+
+	todayResp := assertOK(t, doGetAdmin(e, "/admin/api/v1/dashboard/order-stats", token))
+	todayData, _ := todayResp["data"].(map[string]interface{})
+	if got, _ := todayData["order_count"].(float64); got != 0 {
+		t.Fatalf("default order-stats order_count = %v, want 0 for today's range", got)
+	}
+
+	statsResp := assertOK(t, doGetAdmin(e, "/admin/api/v1/dashboard/order-stats?range=7d", token))
+	statsData, _ := statsResp["data"].(map[string]interface{})
+	if got, _ := statsData["order_count"].(float64); got != 1 {
+		t.Fatalf("7d order-stats order_count = %v, want 1", got)
+	}
+	if got, _ := statsData["success_count"].(float64); got != 1 {
+		t.Fatalf("7d order-stats success_count = %v, want 1", got)
+	}
+
+	overviewResp := assertOK(t, doGetAdmin(e, "/admin/api/v1/dashboard/overview?range=7d", token))
+	overviewData, _ := overviewResp["data"].(map[string]interface{})
+	if got, _ := overviewData["order_count"].(float64); got != 1 {
+		t.Fatalf("7d overview order_count = %v, want 1", got)
+	}
+	if got, _ := overviewData["volume"].(float64); got != 12.5 {
+		t.Fatalf("7d overview volume = %v, want 12.5", got)
+	}
+
+	for _, path := range []string{
+		"/admin/api/v1/dashboard/asset-trend?range=7d",
+		"/admin/api/v1/dashboard/revenue-trend?range=7d",
+		"/admin/api/v1/dashboard/asset-trend?range=30d",
+		"/admin/api/v1/dashboard/revenue-trend?range=30d",
+	} {
+		resp := assertOK(t, doGetAdmin(e, path, token))
+		rows, _ := resp["data"].([]interface{})
+		day := createdAt.Format("2006-01-02")
+		found := false
+		for _, row := range rows {
+			item, _ := row.(map[string]interface{})
+			if item["day"] != day {
+				continue
+			}
+			found = true
+			if got, _ := item["order_count"].(float64); got != 1 {
+				t.Fatalf("%s order_count for %s = %v, want 1", path, day, got)
+			}
+			if got, _ := item["success_count"].(float64); got != 1 {
+				t.Fatalf("%s success_count for %s = %v, want 1", path, day, got)
+			}
+			if got, _ := item["actual_amount"].(float64); got != 12.5 {
+				t.Fatalf("%s actual_amount for %s = %v, want 12.5", path, day, got)
+			}
+		}
+		if !found {
+			t.Fatalf("%s missing historical bucket %s: %#v", path, day, rows)
+		}
+	}
+
+	addressResp := assertOK(t, doGetAdmin(e, "/admin/api/v1/dashboard/asset-trend?range=7d&group_by=address", token))
+	addressRows, _ := addressResp["data"].([]interface{})
+	day := createdAt.Format("2006-01-02")
+	foundAddress := false
+	for _, row := range addressRows {
+		item, _ := row.(map[string]interface{})
+		if item["day"] != day || item["address"] != order.ReceiveAddress {
+			continue
+		}
+		foundAddress = true
+		if got, _ := item["actual_amount"].(float64); got != 12.5 {
+			t.Fatalf("address trend actual_amount for %s = %v, want 12.5", day, got)
+		}
+	}
+	if !foundAddress {
+		t.Fatalf("address trend missing historical bucket %s/%s: %#v", day, order.ReceiveAddress, addressRows)
+	}
+}
+
+func TestAdminDashboard_TodayTrendUsesHourlyBuckets(t *testing.T) {
+	e, token := setupAdminTestEnv(t)
+	now := time.Now()
+	createdAt := time.Date(now.Year(), now.Month(), now.Day(), now.Hour(), 0, 0, 0, time.Local)
+	updatedAt := createdAt.Add(2 * time.Minute)
+
+	order := &mdb.Orders{
+		TradeId:        "trade-dashboard-today",
+		OrderId:        "order-dashboard-today",
+		Amount:         80,
+		Currency:       "CNY",
+		ActualAmount:   9.75,
+		ReceiveAddress: "TTestDashboardAddressHourly",
+		Token:          "USDT",
+		Network:        mdb.NetworkTron,
+		Status:         mdb.StatusPaySuccess,
+	}
+	if err := dao.Mdb.Create(order).Error; err != nil {
+		t.Fatalf("create today order: %v", err)
+	}
+	if err := dao.Mdb.Model(order).Updates(map[string]interface{}{
+		"created_at": createdAt,
+		"updated_at": updatedAt,
+	}).Error; err != nil {
+		t.Fatalf("set today order time: %v", err)
+	}
+
+	for _, path := range []string{
+		"/admin/api/v1/dashboard/asset-trend?range=today",
+		"/admin/api/v1/dashboard/revenue-trend?range=today",
+	} {
+		resp := assertOK(t, doGetAdmin(e, path, token))
+		rows, _ := resp["data"].([]interface{})
+		hour := createdAt.Format("2006-01-02 15:00")
+		found := false
+		for _, row := range rows {
+			item, _ := row.(map[string]interface{})
+			if item["day"] != hour {
+				continue
+			}
+			found = true
+			if got, _ := item["order_count"].(float64); got != 1 {
+				t.Fatalf("%s order_count for %s = %v, want 1", path, hour, got)
+			}
+			if got, _ := item["success_count"].(float64); got != 1 {
+				t.Fatalf("%s success_count for %s = %v, want 1", path, hour, got)
+			}
+			if got, _ := item["actual_amount"].(float64); got != 9.75 {
+				t.Fatalf("%s actual_amount for %s = %v, want 9.75", path, hour, got)
+			}
+		}
+		if !found {
+			t.Fatalf("%s missing hourly bucket %s: %#v", path, hour, rows)
+		}
+	}
+}
+
 // ─── Settings ────────────────────────────────────────────────────────────────
 
 // TestAdminSettings_ListAndUpsert verifies listing and upserting settings.