package memory

import (
	"context"
	"testing"

	"telesrv/internal/domain"
)

func TestCheckUsernameReportsReservedAsTaken(t *testing.T) {
	ctx := context.Background()
	reserved := NewReservedUsernameStore()
	if _, err := reserved.ReserveUsername(ctx, "support", "official", "ops"); err != nil {
		t.Fatalf("seed reserve: %v", err)
	}
	registry := NewCollectibleUsernameStore().WithReservedUsernames(reserved)

	users := NewUserStore()
	users.AttachUsernameRegistry(registry)
	u, _ := users.Create(ctx, domain.User{AccessHash: 1, Phone: "15550001000", FirstName: "A"})
	if ok, err := users.CheckUsername(ctx, u.ID, "support"); err != nil || ok {
		t.Fatalf("CheckUsername(reserved) = %v, %v; want false, nil", ok, err)
	}
	if ok, err := users.CheckUsername(ctx, u.ID, "freename"); err != nil || !ok {
		t.Fatalf("CheckUsername(free) = %v, %v; want true, nil", ok, err)
	}

	channels := NewChannelStore()
	channels.AttachUsernameRegistry(registry)
	created, err := channels.CreateChannel(ctx, domain.CreateChannelRequest{CreatorUserID: u.ID, Title: "C", Megagroup: true, Date: 1})
	if err != nil {
		t.Fatalf("create channel: %v", err)
	}
	if ok, err := channels.CheckUsername(ctx, u.ID, created.Channel.ID, "support"); err != nil || ok {
		t.Fatalf("channel CheckUsername(reserved) = %v, %v; want false, nil", ok, err)
	}
}