package service

import (
	"context"
	"testing"
)

// =============================================================================
// Settings Service Tests
// =============================================================================

func TestSettingsService_GetSettings(t *testing.T) {
	svc := NewSettingsService()
	ctx := context.Background()

	settings, err := svc.GetSettings(ctx)
	if err != nil {
		t.Fatalf("GetSettings failed: %v", err)
	}
	if settings == nil {
		t.Fatal("Expected non-nil settings")
	}
	if settings.System.Name == "" {
		t.Error("Expected system name to be set")
	}
	if settings.Security.PasswordMinLength <= 0 {
		t.Error("Expected password min length to be positive")
	}
	if len(settings.Features.OAuthProviders) == 0 {
		t.Error("Expected at least one OAuth provider")
	}
}

func TestNewSettingsService(t *testing.T) {
	svc := NewSettingsService()
	if svc == nil {
		t.Error("Expected non-nil service")
	}
}

func TestSystemSettings_Fields(t *testing.T) {
	svc := NewSettingsService()
	ctx := context.Background()

	settings, _ := svc.GetSettings(ctx)

	t.Run("System info fields", func(t *testing.T) {
		if settings.System.Name == "" {
			t.Error("Expected System.Name to be set")
		}
		if settings.System.Version == "" {
			t.Error("Expected System.Version to be set")
		}
		if settings.System.Environment == "" {
			t.Error("Expected System.Environment to be set")
		}
		if settings.System.Description == "" {
			t.Error("Expected System.Description to be set")
		}
	})

	t.Run("Security info fields", func(t *testing.T) {
		if settings.Security.PasswordMinLength <= 0 {
			t.Error("Expected Security.PasswordMinLength to be positive")
		}
		if settings.Security.PasswordHistory < 0 {
			t.Error("Expected Security.PasswordHistory to be non-negative")
		}
		if settings.Security.LoginFailThreshold <= 0 {
			t.Error("Expected Security.LoginFailThreshold to be positive")
		}
		if settings.Security.LoginFailDuration <= 0 {
			t.Error("Expected Security.LoginFailDuration to be positive")
		}
		if settings.Security.SessionTimeout <= 0 {
			t.Error("Expected Security.SessionTimeout to be positive")
		}
		if settings.Security.DeviceTrustDuration <= 0 {
			t.Error("Expected Security.DeviceTrustDuration to be positive")
		}
	})

	t.Run("Features info fields", func(t *testing.T) {
		// Just verify the fields exist and are accessible
		_ = settings.Features.EmailVerification
		_ = settings.Features.PhoneVerification
		_ = settings.Features.SSOEnabled
		_ = settings.Features.OperationLogEnabled
		_ = settings.Features.LoginLogEnabled
		_ = settings.Features.DataExportEnabled
		_ = settings.Features.DataImportEnabled
	})
}