package highwin

import (
	"context"
	"testing"

	"chatapp3-golang/internal/service/regionimgroup"
)

func TestSendRegionBroadcastBuildsRequiredPayload(t *testing.T) {
	broadcaster := &fakeRegionBroadcaster{}

	err := SendRegionBroadcast(context.Background(), broadcaster, BroadcastEvent{
		SysOrigin: "LIKEI",
		Type:      MessageTypeBaishunWin,
		UserID:    1001,
		RoomID:    "9001",
		Multiple:  10.5,
		Amount:    2100,
		Data: map[string]any{
			"gameId": 1146,
		},
	})
	if err != nil {
		t.Fatalf("SendRegionBroadcast() error = %v", err)
	}
	if len(broadcaster.requests) != 1 {
		t.Fatalf("requests = %d, want 1", len(broadcaster.requests))
	}
	req := broadcaster.requests[0]
	if req.Type != MessageTypeBaishunWin {
		t.Fatalf("type = %q, want %q", req.Type, MessageTypeBaishunWin)
	}
	if req.Data["userId"] != "1001" || req.Data["roomId"] != "9001" ||
		req.Data["winAmount"] != int64(2100) || req.Data["multiple"] != 10.5 ||
		req.Data["msg"] != "1001 play game get x 10.5 win 2100 coins！！！" {
		t.Fatalf("payload = %+v", req.Data)
	}
}

func TestSendRegionBroadcastSkipsBelowThreshold(t *testing.T) {
	broadcaster := &fakeRegionBroadcaster{}

	err := SendRegionBroadcast(context.Background(), broadcaster, BroadcastEvent{
		Type:     MessageTypeLuckyGift,
		UserID:   1001,
		RoomID:   "9001",
		Multiple: 9,
		Amount:   900,
	})
	if err != nil {
		t.Fatalf("SendRegionBroadcast() error = %v", err)
	}
	if len(broadcaster.requests) != 0 {
		t.Fatalf("requests = %d, want 0", len(broadcaster.requests))
	}
}

type fakeRegionBroadcaster struct {
	requests []regionimgroup.RegionBroadcastRequest
}

func (f *fakeRegionBroadcaster) SendRegionBroadcast(_ context.Context, req regionimgroup.RegionBroadcastRequest) (*regionimgroup.RegionBroadcastResponse, error) {
	f.requests = append(f.requests, req)
	return &regionimgroup.RegionBroadcastResponse{
		SysOrigin:  req.SysOrigin,
		RegionCode: "AR",
		GroupID:    "@region-ar",
		Type:       req.Type,
	}, nil
}