package order

import (
	"testing"

	"hfb_jysh/backend/internal/model"

	"gorm.io/datatypes"
)

func TestReadOrderSnapshotCentPrefersCentField(t *testing.T) {
	raw := datatypes.JSON([]byte(`{
		"asset_summary": {
			"price_breakdown": {
				"seller_total_price": 353.00,
				"seller_total_price_cent": 35301
			}
		}
	}`))
	if got := readSnapshotCent(raw, "seller_total_price"); got != 35301 {
		t.Fatalf("优先读取分字段失败: got %d, want 35301", got)
	}
}

func TestReadOrderSnapshotCentFallsBackToLegacyYuan(t *testing.T) {
	raw := datatypes.JSON([]byte(`{
		"asset_summary": {
			"price_breakdown": {
				"consumable_price": 120.00
			}
		}
	}`))
	if got := readSnapshotCent(raw, "consumable_price"); got != 12000 {
		t.Fatalf("旧元字段回退失败: got %d, want 12000", got)
	}
}

func TestBuildOrderPricingUsesCentBreakdown(t *testing.T) {
	account := model.GameAccount{
		AssetSummary: datatypes.JSON([]byte(`{
			"asset_summary": {
				"price_breakdown": {
					"seller_total_price_cent": 35301,
					"platform_markup_amount_cent": 2999,
					"buyer_coin_base_price_cent": 26315,
					"consumable_price_cent": 12000,
					"seller_coin_base_price_cent": 23315
				}
			}
		}`)),
	}
	pricing := buildOrderPricing(model.RentalListing{PriceCent: 38300}, account)
	if pricing.OwnerRentAmountCent != 35301 {
		t.Fatalf("OwnerRentAmountCent = %d, want 35301", pricing.OwnerRentAmountCent)
	}
	if pricing.PlatformFeeCent != 2999 {
		t.Fatalf("PlatformFeeCent = %d, want 2999", pricing.PlatformFeeCent)
	}
	if pricing.PureCoinAmountCent != 26315 {
		t.Fatalf("PureCoinAmountCent = %d, want 26315", pricing.PureCoinAmountCent)
	}
	if pricing.ExtraItemAmountCent != 11985 {
		t.Fatalf("ExtraItemAmountCent = %d, want 11985", pricing.ExtraItemAmountCent)
	}
	if pricing.OwnerPureCoinAmountCent != 23315 {
		t.Fatalf("OwnerPureCoinAmountCent = %d, want 23315", pricing.OwnerPureCoinAmountCent)
	}
}

func TestCalculateCheckoutSettlementPrefersRatioBPS(t *testing.T) {
	// bps 必须优先于旧 float 比例：buyer 1:40、seller 1:45，消耗 180M。
	order := model.RentalOrder{
		RentAmountCent:      25000,
		OwnerRentAmountCent: 22222,
		DepositAmountCent:   50000,
		AccountSnapshot: datatypes.JSON([]byte(`{
			"haf_coin_amount": 100000000,
			"asset_summary": {
				"price_breakdown": {
					"buyer_ratio": 1,
					"seller_ratio": 1,
					"buyer_ratio_bps": 400000,
					"seller_ratio_bps": 450000,
					"buyer_coin_base_price": 250,
					"seller_coin_base_price": 222.22,
					"consumable_price": 0
				}
			}
		}`)),
	}

	settlement := calculateCheckoutSettlement(order, 0, 180, 0)
	if settlement.ActualRentAmountCent != 45000 {
		t.Fatalf("ActualRentAmountCent = %d, want 45000", settlement.ActualRentAmountCent)
	}
	if settlement.OwnerRentIncomeCent != 40000 {
		t.Fatalf("OwnerRentIncomeCent = %d, want 40000", settlement.OwnerRentIncomeCent)
	}
	if settlement.PlatformFeeCent != 5000 {
		t.Fatalf("PlatformFeeCent = %d, want 5000", settlement.PlatformFeeCent)
	}
}