package databi

import (
	"testing"
	"time"

	"hyapp-admin-server/internal/model"
	"hyapp-admin-server/internal/repository"
)

func testAccess() repository.MoneyAccess {
	return repository.MoneyAccess{
		UserID: 7,
		Scopes: []model.UserMoneyScope{
			{UserID: 7, AppCode: "lalu", RegionID: 0},
			{UserID: 7, AppCode: "aslan", RegionID: 11},
			{UserID: 7, AppCode: "aslan", RegionID: 12},
		},
	}
}

func mustLocation(t *testing.T, name string) *time.Location {
	t.Helper()
	location, err := time.LoadLocation(name)
	if err != nil {
		t.Fatalf("load location %s: %v", name, err)
	}
	return location
}

func TestRegionDisplay(t *testing.T) {
	regions := []RegionInfo{{AppCode: "aslan", RegionID: 11, RegionCode: "MENA", RegionName: "中东"}}
	if _, name := regionDisplay(regions, 0); name != "全部区域" {
		t.Fatalf("expected 全部区域 for region 0, got %s", name)
	}
	if code, name := regionDisplay(regions, 11); code != "MENA" || name != "中东" {
		t.Fatalf("unexpected display for region 11: %s %s", code, name)
	}
	if _, name := regionDisplay(regions, 99); name != "区域 99" {
		t.Fatalf("expected fallback name for unknown region, got %s", name)
	}
}

func TestTopLevelMetricsStripsStructuralKeys(t *testing.T) {
	out := topLevelMetrics(map[string]any{
		"recharge_usd_minor":      int64(5),
		"daily_series":            []any{"x"},
		"country_breakdown":       []any{"y"},
		"daily_country_breakdown": []any{"z"},
		"report_metric_sources":   []any{},
	})
	if _, ok := out["daily_series"]; ok {
		t.Fatalf("expected daily_series stripped")
	}
	if out["recharge_usd_minor"] != int64(5) {
		t.Fatalf("expected metric kept, got %v", out["recharge_usd_minor"])
	}
}

// legacy 雪花区域 ID 超出 JS 安全整数，历史 scope 里存的是 float64 圆整值；
// 归一与展示必须能容差还原（线上「区域 20453...600」事故的回归测试）。
func TestRegionDisplayToleratesRoundedIDs(t *testing.T) {
	exact := int64(2049084769873498113)
	rounded := int64(float64(exact))
	if exact == rounded {
		t.Fatalf("fixture should lose precision")
	}
	regions := []RegionInfo{{AppCode: "aslan", RegionID: exact, RegionCode: "AR", RegionName: "阿语区"}}
	if _, name := regionDisplay(regions, rounded); name != "阿语区" {
		t.Fatalf("expected rounded id to resolve region name, got %s", name)
	}
	if got := normalizeRegionID(regions, rounded); got != exact {
		t.Fatalf("expected normalize to exact id, got %d", got)
	}
	if !regionInCatalog(regions, rounded) {
		t.Fatalf("expected rounded id to match catalog")
	}
}