package userresolution

import (
	"github.com/stretchr/testify/require"
	"testing"

	"galaxy/authsession/internal/domain/common"
)

func TestKindIsKnown(t *testing.T) {
	t.Parallel()

	tests := []struct {
		name  string
		value Kind
		want  bool
	}{
		{name: "existing", value: KindExisting, want: true},
		{name: "creatable", value: KindCreatable, want: true},
		{name: "blocked", value: KindBlocked, want: true},
		{name: "unknown", value: Kind("unknown"), want: false},
	}

	for _, tt := range tests {
		tt := tt

		t.Run(tt.name, func(t *testing.T) {
			t.Parallel()

			if got := tt.value.IsKnown(); got != tt.want {
				require.Failf(t, "test failed", "IsKnown() = %v, want %v", got, tt.want)
			}
		})
	}
}

func TestResultValidate(t *testing.T) {
	t.Parallel()

	tests := []struct {
		name    string
		value   Result
		wantErr bool
	}{
		{
			name: "existing valid",
			value: Result{
				Kind:   KindExisting,
				UserID: common.UserID("user-123"),
			},
		},
		{
			name: "creatable valid",
			value: Result{
				Kind: KindCreatable,
			},
		},
		{
			name: "blocked valid",
			value: Result{
				Kind:            KindBlocked,
				BlockReasonCode: BlockReasonCode("policy_blocked"),
			},
		},
		{
			name: "existing requires user id",
			value: Result{
				Kind: KindExisting,
			},
			wantErr: true,
		},
		{
			name: "creatable rejects user id",
			value: Result{
				Kind:   KindCreatable,
				UserID: common.UserID("user-123"),
			},
			wantErr: true,
		},
		{
			name: "blocked requires reason",
			value: Result{
				Kind: KindBlocked,
			},
			wantErr: true,
		},
		{
			name: "blocked rejects user id",
			value: Result{
				Kind:            KindBlocked,
				UserID:          common.UserID("user-123"),
				BlockReasonCode: BlockReasonCode("policy_blocked"),
			},
			wantErr: true,
		},
	}

	for _, tt := range tests {
		tt := tt

		t.Run(tt.name, func(t *testing.T) {
			t.Parallel()

			err := tt.value.Validate()
			if tt.wantErr && err == nil {
				require.FailNow(t, "Validate() returned nil error")
			}
			if !tt.wantErr && err != nil {
				require.Failf(t, "test failed", "Validate() returned error: %v", err)
			}
		})
	}
}