trustformers-mobile 0.1.1

//! UI Testing Framework for TrustformeRS Mobile Components
//!
//! This module provides comprehensive UI testing capabilities for mobile ML inference
//! components, including automated UI testing, interaction testing, and visual regression testing.

use serde::{Deserialize, Serialize};
use std::collections::HashMap;
use std::sync::{Arc, Mutex};
use std::time::{Duration, Instant};
use trustformers_core::error::{CoreError, Result};
use trustformers_core::TrustformersError;

use crate::{device_info::MobileDeviceInfo, MobilePlatform};

/// UI testing configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct UITestingConfig {
    /// Enable UI testing framework
    pub enabled: bool,
    /// Test automation settings
    pub automation_config: TestAutomationConfig,
    /// Visual regression testing settings
    pub visual_regression_config: VisualRegressionConfig,
    /// Interaction testing settings
    pub interaction_config: InteractionTestingConfig,
    /// Performance testing settings
    pub performance_config: UIPerformanceConfig,
    /// Accessibility testing settings
    pub accessibility_config: AccessibilityTestingConfig,
    /// Test reporting settings
    pub reporting_config: UITestReportingConfig,
    /// Output directory for test results
    pub output_directory: String,
}

/// Test automation configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TestAutomationConfig {
    /// Supported automation frameworks
    pub frameworks: Vec<UITestFramework>,
    /// Test execution timeout
    pub execution_timeout: Duration,
    /// Retry policy for flaky tests
    pub retry_policy: RetryPolicy,
    /// Parallel execution settings
    pub parallel_execution: bool,
    /// Maximum concurrent tests
    pub max_concurrent_tests: usize,
    /// Test data management
    pub test_data_management: TestDataManagement,
}

/// UI test framework
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Serialize, Deserialize)]
pub enum UITestFramework {
    /// iOS XCUITest
    XCUITest,
    /// Android Espresso
    Espresso,
    /// Android UI Automator
    UIAutomator,
    /// Flutter Integration Test
    FlutterIntegrationTest,
    /// React Native Testing Library
    ReactNativeTestingLibrary,
    /// Unity UI Testing
    UnityUITesting,
    /// Appium
    Appium,
    /// Detox
    Detox,
}

/// Retry policy for UI tests
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct RetryPolicy {
    /// Maximum number of retries
    pub max_retries: usize,
    /// Delay between retries
    pub retry_delay: Duration,
    /// Exponential backoff factor
    pub backoff_factor: f32,
    /// Conditions for retry
    pub retry_conditions: Vec<RetryCondition>,
}

/// Retry condition
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum RetryCondition {
    /// Retry on timeout
    Timeout,
    /// Retry on element not found
    ElementNotFound,
    /// Retry on network error
    NetworkError,
    /// Retry on assertion failure
    AssertionFailure,
    /// Retry on any failure
    AnyFailure,
}

/// Test data management
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TestDataManagement {
    /// Test data sources
    pub data_sources: Vec<TestDataSource>,
    /// Data cleanup strategy
    pub cleanup_strategy: DataCleanupStrategy,
    /// Data isolation
    pub isolation_enabled: bool,
}

/// Test data source
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TestDataSource {
    /// Source type
    pub source_type: DataSourceType,
    /// Source location
    pub location: String,
    /// Data format
    pub format: DataFormat,
    /// Access credentials
    pub credentials: Option<String>,
}

/// Data source type
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum DataSourceType {
    /// Local file system
    Local,
    /// Remote HTTP/HTTPS
    Remote,
    /// Database
    Database,
    /// Cloud storage
    CloudStorage,
    /// Mock data generator
    MockGenerator,
}

/// Data format
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum DataFormat {
    JSON,
    CSV,
    XML,
    Binary,
    Image,
    Video,
    Audio,
}

/// Data cleanup strategy
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum DataCleanupStrategy {
    /// Clean up after each test
    PerTest,
    /// Clean up after test suite
    PerSuite,
    /// Clean up manually
    Manual,
    /// Never clean up
    Never,
}

/// Visual regression testing configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct VisualRegressionConfig {
    /// Enable visual regression testing
    pub enabled: bool,
    /// Screenshot comparison settings
    pub screenshot_config: ScreenshotConfig,
    /// Baseline management
    pub baseline_config: BaselineConfig,
    /// Comparison settings
    pub comparison_config: ImageComparisonConfig,
}

/// Screenshot configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ScreenshotConfig {
    /// Screenshot format
    pub format: ImageFormat,
    /// Screenshot quality
    pub quality: f32,
    /// Screenshot resolution
    pub resolution: Option<(u32, u32)>,
    /// Areas to exclude from comparison
    pub exclude_areas: Vec<ScreenArea>,
    /// Delay before screenshot
    pub capture_delay: Duration,
}

/// Image format
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum ImageFormat {
    PNG,
    JPEG,
    WebP,
    TIFF,
}

/// Screen area
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ScreenArea {
    /// X coordinate
    pub x: u32,
    /// Y coordinate
    pub y: u32,
    /// Width
    pub width: u32,
    /// Height
    pub height: u32,
}

/// Baseline configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct BaselineConfig {
    /// Baseline storage location
    pub storage_location: String,
    /// Baseline update strategy
    pub update_strategy: BaselineUpdateStrategy,
    /// Baseline versioning
    pub versioning_enabled: bool,
    /// Platform-specific baselines
    pub platform_specific: bool,
}

/// Baseline update strategy
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum BaselineUpdateStrategy {
    /// Manual update
    Manual,
    /// Automatic update on failure
    AutoOnFailure,
    /// Automatic update on change
    AutoOnChange,
    /// Review required
    ReviewRequired,
}

/// Image comparison configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ImageComparisonConfig {
    /// Comparison algorithm
    pub algorithm: ComparisonAlgorithm,
    /// Similarity threshold
    pub threshold: f32,
    /// Pixel tolerance
    pub pixel_tolerance: u8,
    /// Anti-aliasing tolerance
    pub anti_aliasing_tolerance: bool,
    /// Color tolerance
    pub color_tolerance: ColorTolerance,
}

/// Comparison algorithm
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum ComparisonAlgorithm {
    /// Pixel-by-pixel comparison
    PixelByPixel,
    /// Structural similarity
    SSIM,
    /// Perceptual hash
    PHash,
    /// Difference hash
    DHash,
    /// Average hash
    AHash,
}

/// Color tolerance
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ColorTolerance {
    /// Red channel tolerance
    pub red: u8,
    /// Green channel tolerance
    pub green: u8,
    /// Blue channel tolerance
    pub blue: u8,
    /// Alpha channel tolerance
    pub alpha: u8,
}

/// Interaction testing configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct InteractionTestingConfig {
    /// Enable interaction testing
    pub enabled: bool,
    /// Gesture testing settings
    pub gesture_config: GestureTestingConfig,
    /// Input testing settings
    pub input_config: InputTestingConfig,
    /// Navigation testing settings
    pub navigation_config: NavigationTestingConfig,
    /// Performance monitoring
    pub performance_monitoring: bool,
}

/// Gesture testing configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct GestureTestingConfig {
    /// Supported gestures
    pub supported_gestures: Vec<GestureType>,
    /// Gesture timing settings
    pub timing_config: GestureTimingConfig,
    /// Gesture validation
    pub validation_config: GestureValidationConfig,
}

/// Gesture type
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum GestureType {
    /// Single tap
    Tap,
    /// Double tap
    DoubleTap,
    /// Long press
    LongPress,
    /// Swipe
    Swipe,
    /// Pinch
    Pinch,
    /// Pan
    Pan,
    /// Rotate
    Rotate,
    /// Multi-touch
    MultiTouch,
}

/// Gesture timing configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct GestureTimingConfig {
    /// Tap duration
    pub tap_duration: Duration,
    /// Double tap interval
    pub double_tap_interval: Duration,
    /// Long press duration
    pub long_press_duration: Duration,
    /// Swipe duration
    pub swipe_duration: Duration,
    /// Gesture delay
    pub gesture_delay: Duration,
}

/// Gesture validation configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct GestureValidationConfig {
    /// Validate gesture recognition
    pub validate_recognition: bool,
    /// Validate gesture response
    pub validate_response: bool,
    /// Response timeout
    pub response_timeout: Duration,
    /// Validation criteria
    pub validation_criteria: Vec<ValidationCriterion>,
}

/// Validation criterion
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ValidationCriterion {
    /// Criterion type
    pub criterion_type: CriterionType,
    /// Expected value
    pub expected_value: String,
    /// Tolerance
    pub tolerance: f32,
}

/// Criterion type
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum CriterionType {
    /// Element state
    ElementState,
    /// UI response time
    ResponseTime,
    /// Animation completion
    AnimationCompletion,
    /// Value change
    ValueChange,
    /// Event trigger
    EventTrigger,
}

/// Input testing configuration
#[derive(Debug, Clone, Serialize, Deserialize, Default)]
pub struct InputTestingConfig {
    /// Text input testing
    pub text_input_config: TextInputConfig,
    /// Voice input testing
    pub voice_input_config: VoiceInputConfig,
    /// Hardware input testing
    pub hardware_input_config: HardwareInputConfig,
}

/// Text input configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TextInputConfig {
    /// Test different input methods
    pub test_input_methods: Vec<InputMethod>,
    /// Test special characters
    pub test_special_characters: bool,
    /// Test different languages
    pub test_languages: Vec<String>,
    /// Test input validation
    pub test_validation: bool,
}

/// Input method
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum InputMethod {
    /// Virtual keyboard
    VirtualKeyboard,
    /// Hardware keyboard
    HardwareKeyboard,
    /// Voice input
    VoiceInput,
    /// Handwriting
    Handwriting,
    /// Dictation
    Dictation,
}

/// Voice input configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct VoiceInputConfig {
    /// Enable voice input testing
    pub enabled: bool,
    /// Test languages
    pub test_languages: Vec<String>,
    /// Test noise conditions
    pub test_noise_conditions: bool,
    /// Test voice commands
    pub test_voice_commands: Vec<String>,
}

/// Hardware input configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct HardwareInputConfig {
    /// Test volume buttons
    pub test_volume_buttons: bool,
    /// Test power button
    pub test_power_button: bool,
    /// Test home button
    pub test_home_button: bool,
    /// Test back button
    pub test_back_button: bool,
    /// Test external accessories
    pub test_external_accessories: bool,
}

/// Navigation testing configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct NavigationTestingConfig {
    /// Enable navigation testing
    pub enabled: bool,
    /// Test navigation flows
    pub test_flows: Vec<NavigationFlow>,
    /// Test deep linking
    pub test_deep_linking: bool,
    /// Test back navigation
    pub test_back_navigation: bool,
    /// Test state restoration
    pub test_state_restoration: bool,
}

/// Navigation flow
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct NavigationFlow {
    /// Flow name
    pub name: String,
    /// Flow steps
    pub steps: Vec<NavigationStep>,
    /// Expected outcomes
    pub expected_outcomes: Vec<String>,
}

/// Navigation step
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct NavigationStep {
    /// Step type
    pub step_type: NavigationStepType,
    /// Target element
    pub target_element: String,
    /// Step parameters
    pub parameters: HashMap<String, String>,
}

/// Navigation step type
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum NavigationStepType {
    /// Tap element
    Tap,
    /// Navigate to screen
    Navigate,
    /// Wait for element
    Wait,
    /// Verify element
    Verify,
    /// Input text
    Input,
    /// Swipe
    Swipe,
}

/// UI performance configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct UIPerformanceConfig {
    /// Enable performance monitoring
    pub enabled: bool,
    /// Frame rate monitoring
    pub frame_rate_monitoring: bool,
    /// Memory usage monitoring
    pub memory_monitoring: bool,
    /// CPU usage monitoring
    pub cpu_monitoring: bool,
    /// Network monitoring
    pub network_monitoring: bool,
    /// Performance thresholds
    pub performance_thresholds: PerformanceThresholds,
}

/// Performance thresholds
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct PerformanceThresholds {
    /// Minimum frame rate
    pub min_frame_rate: f32,
    /// Maximum memory usage (MB)
    pub max_memory_usage: usize,
    /// Maximum CPU usage (%)
    pub max_cpu_usage: f32,
    /// Maximum response time (ms)
    pub max_response_time: Duration,
    /// Maximum network latency (ms)
    pub max_network_latency: Duration,
}

/// Accessibility testing configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct AccessibilityTestingConfig {
    /// Enable accessibility testing
    pub enabled: bool,
    /// Test screen reader compatibility
    pub test_screen_reader: bool,
    /// Test keyboard navigation
    pub test_keyboard_navigation: bool,
    /// Test color contrast
    pub test_color_contrast: bool,
    /// Test text scaling
    pub test_text_scaling: bool,
    /// Test voice control
    pub test_voice_control: bool,
    /// Accessibility standards
    pub standards: Vec<AccessibilityStandard>,
}

/// Accessibility standard
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Serialize, Deserialize)]
pub enum AccessibilityStandard {
    /// WCAG 2.1 AA
    WCAG21AA,
    /// WCAG 2.1 AAA
    WCAG21AAA,
    /// Section 508
    Section508,
    /// ADA
    ADA,
    /// iOS Accessibility
    IOsAccessibility,
    /// Android Accessibility
    AndroidAccessibility,
}

/// UI test reporting configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct UITestReportingConfig {
    /// Report formats
    pub formats: Vec<ReportFormat>,
    /// Include screenshots
    pub include_screenshots: bool,
    /// Include videos
    pub include_videos: bool,
    /// Include performance metrics
    pub include_performance_metrics: bool,
    /// Include accessibility results
    pub include_accessibility_results: bool,
    /// Report template
    pub template: Option<String>,
}

/// Report format
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum ReportFormat {
    HTML,
    JSON,
    XML,
    JUnit,
    Allure,
    PDF,
}

/// UI test result
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct UITestResult {
    /// Test ID
    pub test_id: String,
    /// Test name
    pub test_name: String,
    /// Test type
    pub test_type: UITestType,
    /// Test status
    pub status: TestStatus,
    /// Start time
    pub start_time: u64,
    /// End time
    pub end_time: u64,
    /// Duration
    pub duration: Duration,
    /// Device info
    pub device_info: MobileDeviceInfo,
    /// Test steps
    pub test_steps: Vec<UITestStep>,
    /// Screenshots
    pub screenshots: Vec<Screenshot>,
    /// Performance metrics
    pub performance_metrics: Option<UIPerformanceMetrics>,
    /// Accessibility results
    pub accessibility_results: Option<AccessibilityTestResults>,
    /// Error details
    pub error_details: Option<String>,
    /// Artifacts
    pub artifacts: Vec<TestArtifact>,
}

/// UI test type
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum UITestType {
    /// Functional test
    Functional,
    /// Visual regression test
    VisualRegression,
    /// Interaction test
    Interaction,
    /// Performance test
    Performance,
    /// Accessibility test
    Accessibility,
    /// End-to-end test
    EndToEnd,
}

/// Test status
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum TestStatus {
    /// Test passed
    Passed,
    /// Test failed
    Failed,
    /// Test skipped
    Skipped,
    /// Test timeout
    Timeout,
    /// Test error
    Error,
}

/// UI test step
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct UITestStep {
    /// Step ID
    pub step_id: String,
    /// Step name
    pub step_name: String,
    /// Step action
    pub action: UITestAction,
    /// Step status
    pub status: TestStatus,
    /// Step duration
    pub duration: Duration,
    /// Step screenshot
    pub screenshot: Option<String>,
    /// Step error
    pub error: Option<String>,
}

/// UI test action
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct UITestAction {
    /// Action type
    pub action_type: ActionType,
    /// Target element
    pub target_element: String,
    /// Action parameters
    pub parameters: HashMap<String, String>,
}

/// Action type
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum ActionType {
    /// Tap element
    Tap,
    /// Type text
    Type,
    /// Swipe
    Swipe,
    /// Wait
    Wait,
    /// Verify
    Verify,
    /// Navigate
    Navigate,
    /// Scroll
    Scroll,
    /// Pinch
    Pinch,
    /// Screenshot
    Screenshot,
}

/// Screenshot
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Screenshot {
    /// Screenshot ID
    pub id: String,
    /// File path
    pub file_path: String,
    /// Timestamp
    pub timestamp: u64,
    /// Screen dimensions
    pub dimensions: (u32, u32),
    /// Format
    pub format: ImageFormat,
}

/// UI performance metrics
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct UIPerformanceMetrics {
    /// Average frame rate
    pub avg_frame_rate: f32,
    /// Frame drops
    pub frame_drops: usize,
    /// Memory usage
    pub memory_usage: MemoryUsage,
    /// CPU usage
    pub cpu_usage: f32,
    /// Response times
    pub response_times: Vec<Duration>,
    /// Network metrics
    pub network_metrics: Option<NetworkMetrics>,
}

/// Memory usage
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct MemoryUsage {
    /// Peak memory usage (MB)
    pub peak_mb: usize,
    /// Average memory usage (MB)
    pub avg_mb: usize,
    /// Memory leaks detected
    pub leaks_detected: usize,
}

/// Network metrics
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct NetworkMetrics {
    /// Total requests
    pub total_requests: usize,
    /// Failed requests
    pub failed_requests: usize,
    /// Average latency
    pub avg_latency: Duration,
    /// Data transferred (bytes)
    pub data_transferred: usize,
}

/// Accessibility test results
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct AccessibilityTestResults {
    /// Overall score
    pub overall_score: f32,
    /// Standards compliance
    pub standards_compliance: HashMap<AccessibilityStandard, f32>,
    /// Issues found
    pub issues: Vec<AccessibilityIssue>,
    /// Recommendations
    pub recommendations: Vec<String>,
}

/// Accessibility issue
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct AccessibilityIssue {
    /// Issue type
    pub issue_type: AccessibilityIssueType,
    /// Severity level
    pub severity: SeverityLevel,
    /// Element identifier
    pub element_id: String,
    /// Description
    pub description: String,
    /// Recommendation
    pub recommendation: String,
}

/// Accessibility issue type
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum AccessibilityIssueType {
    /// Missing accessibility label
    MissingLabel,
    /// Poor color contrast
    ColorContrast,
    /// Missing keyboard navigation
    KeyboardNavigation,
    /// Screen reader incompatibility
    ScreenReaderIncompatible,
    /// Touch target too small
    TouchTargetTooSmall,
    /// Missing focus indicator
    MissingFocusIndicator,
}

/// Severity level
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum SeverityLevel {
    /// Low severity
    Low,
    /// Medium severity
    Medium,
    /// High severity
    High,
    /// Critical severity
    Critical,
}

/// Test artifact
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TestArtifact {
    /// Artifact type
    pub artifact_type: ArtifactType,
    /// File path
    pub file_path: String,
    /// File size
    pub file_size: usize,
    /// Description
    pub description: String,
}

/// Artifact type
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum ArtifactType {
    /// Screenshot
    Screenshot,
    /// Video recording
    Video,
    /// Test log
    Log,
    /// Performance profile
    PerformanceProfile,
    /// Accessibility report
    AccessibilityReport,
    /// Network trace
    NetworkTrace,
}

/// UI testing framework
pub struct UITestingFramework {
    config: UITestingConfig,
    device_info: MobileDeviceInfo,
    test_runners: HashMap<UITestFramework, Box<dyn UITestRunner + Send + Sync>>,
    test_results: Arc<Mutex<Vec<UITestResult>>>,
    screenshot_manager: Arc<Mutex<ScreenshotManager>>,
    performance_monitor: Arc<Mutex<PerformanceMonitor>>,
}

/// UI test runner trait
pub trait UITestRunner {
    fn run_test(&self, test_config: &UITestConfig) -> Result<UITestResult>;
    fn capture_screenshot(&self, path: &str) -> Result<Screenshot>;
    fn find_element(&self, selector: &str) -> Result<UIElement>;
    fn perform_action(&self, action: &UITestAction) -> Result<()>;
    fn wait_for_element(&self, selector: &str, timeout: Duration) -> Result<UIElement>;
}

/// UI test configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct UITestConfig {
    /// Test name
    pub test_name: String,
    /// Test type
    pub test_type: UITestType,
    /// Test steps
    pub test_steps: Vec<UITestStep>,
    /// Test timeout
    pub timeout: Duration,
    /// Test data
    pub test_data: HashMap<String, String>,
}

/// UI element
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct UIElement {
    /// Element ID
    pub id: String,
    /// Element type
    pub element_type: String,
    /// Element text
    pub text: Option<String>,
    /// Element bounds
    pub bounds: ScreenArea,
    /// Element properties
    pub properties: HashMap<String, String>,
}

/// Screenshot manager
pub struct ScreenshotManager {
    config: ScreenshotConfig,
    baseline_store: HashMap<String, String>,
    comparison_engine: ImageComparisonEngine,
}

/// Image comparison engine
pub struct ImageComparisonEngine {
    config: ImageComparisonConfig,
}

/// Performance monitor
pub struct PerformanceMonitor {
    config: UIPerformanceConfig,
    metrics_collector: MetricsCollector,
}

/// Metrics collector
pub struct MetricsCollector {
    frame_rate_samples: Vec<f32>,
    memory_samples: Vec<usize>,
    cpu_samples: Vec<f32>,
    response_times: Vec<Duration>,
}

impl Default for UITestingConfig {
    fn default() -> Self {
        Self {
            enabled: true,
            automation_config: TestAutomationConfig::default(),
            visual_regression_config: VisualRegressionConfig::default(),
            interaction_config: InteractionTestingConfig::default(),
            performance_config: UIPerformanceConfig::default(),
            accessibility_config: AccessibilityTestingConfig::default(),
            reporting_config: UITestReportingConfig::default(),
            output_directory: "/tmp/ui_tests".to_string(),
        }
    }
}

impl Default for TestAutomationConfig {
    fn default() -> Self {
        Self {
            frameworks: vec![UITestFramework::Appium],
            execution_timeout: Duration::from_secs(300),
            retry_policy: RetryPolicy::default(),
            parallel_execution: true,
            max_concurrent_tests: 4,
            test_data_management: TestDataManagement::default(),
        }
    }
}

impl Default for RetryPolicy {
    fn default() -> Self {
        Self {
            max_retries: 3,
            retry_delay: Duration::from_secs(1),
            backoff_factor: 2.0,
            retry_conditions: vec![
                RetryCondition::Timeout,
                RetryCondition::ElementNotFound,
                RetryCondition::NetworkError,
            ],
        }
    }
}

impl Default for TestDataManagement {
    fn default() -> Self {
        Self {
            data_sources: vec![TestDataSource {
                source_type: DataSourceType::Local,
                location: "/tmp/test_data".to_string(),
                format: DataFormat::JSON,
                credentials: None,
            }],
            cleanup_strategy: DataCleanupStrategy::PerTest,
            isolation_enabled: true,
        }
    }
}

impl Default for VisualRegressionConfig {
    fn default() -> Self {
        Self {
            enabled: true,
            screenshot_config: ScreenshotConfig::default(),
            baseline_config: BaselineConfig::default(),
            comparison_config: ImageComparisonConfig::default(),
        }
    }
}

impl Default for ScreenshotConfig {
    fn default() -> Self {
        Self {
            format: ImageFormat::PNG,
            quality: 1.0,
            resolution: None,
            exclude_areas: Vec::new(),
            capture_delay: Duration::from_millis(500),
        }
    }
}

impl Default for BaselineConfig {
    fn default() -> Self {
        Self {
            storage_location: "/tmp/baselines".to_string(),
            update_strategy: BaselineUpdateStrategy::Manual,
            versioning_enabled: true,
            platform_specific: true,
        }
    }
}

impl Default for ImageComparisonConfig {
    fn default() -> Self {
        Self {
            algorithm: ComparisonAlgorithm::PixelByPixel,
            threshold: 0.95,
            pixel_tolerance: 5,
            anti_aliasing_tolerance: true,
            color_tolerance: ColorTolerance {
                red: 10,
                green: 10,
                blue: 10,
                alpha: 10,
            },
        }
    }
}

impl Default for InteractionTestingConfig {
    fn default() -> Self {
        Self {
            enabled: true,
            gesture_config: GestureTestingConfig::default(),
            input_config: InputTestingConfig::default(),
            navigation_config: NavigationTestingConfig::default(),
            performance_monitoring: true,
        }
    }
}

impl Default for GestureTestingConfig {
    fn default() -> Self {
        Self {
            supported_gestures: vec![
                GestureType::Tap,
                GestureType::DoubleTap,
                GestureType::LongPress,
                GestureType::Swipe,
                GestureType::Pinch,
            ],
            timing_config: GestureTimingConfig::default(),
            validation_config: GestureValidationConfig::default(),
        }
    }
}

impl Default for GestureTimingConfig {
    fn default() -> Self {
        Self {
            tap_duration: Duration::from_millis(100),
            double_tap_interval: Duration::from_millis(300),
            long_press_duration: Duration::from_millis(1000),
            swipe_duration: Duration::from_millis(500),
            gesture_delay: Duration::from_millis(100),
        }
    }
}

impl Default for GestureValidationConfig {
    fn default() -> Self {
        Self {
            validate_recognition: true,
            validate_response: true,
            response_timeout: Duration::from_secs(5),
            validation_criteria: Vec::new(),
        }
    }
}

impl Default for TextInputConfig {
    fn default() -> Self {
        Self {
            test_input_methods: vec![InputMethod::VirtualKeyboard],
            test_special_characters: true,
            test_languages: vec!["en".to_string()],
            test_validation: true,
        }
    }
}

impl Default for VoiceInputConfig {
    fn default() -> Self {
        Self {
            enabled: false,
            test_languages: vec!["en".to_string()],
            test_noise_conditions: false,
            test_voice_commands: Vec::new(),
        }
    }
}

impl Default for HardwareInputConfig {
    fn default() -> Self {
        Self {
            test_volume_buttons: true,
            test_power_button: false,
            test_home_button: true,
            test_back_button: true,
            test_external_accessories: false,
        }
    }
}

impl Default for NavigationTestingConfig {
    fn default() -> Self {
        Self {
            enabled: true,
            test_flows: Vec::new(),
            test_deep_linking: true,
            test_back_navigation: true,
            test_state_restoration: true,
        }
    }
}

impl Default for UIPerformanceConfig {
    fn default() -> Self {
        Self {
            enabled: true,
            frame_rate_monitoring: true,
            memory_monitoring: true,
            cpu_monitoring: true,
            network_monitoring: true,
            performance_thresholds: PerformanceThresholds::default(),
        }
    }
}

impl Default for PerformanceThresholds {
    fn default() -> Self {
        Self {
            min_frame_rate: 30.0,
            max_memory_usage: 512, // MB
            max_cpu_usage: 80.0,   // %
            max_response_time: Duration::from_millis(1000),
            max_network_latency: Duration::from_millis(500),
        }
    }
}

impl Default for AccessibilityTestingConfig {
    fn default() -> Self {
        Self {
            enabled: true,
            test_screen_reader: true,
            test_keyboard_navigation: true,
            test_color_contrast: true,
            test_text_scaling: true,
            test_voice_control: false,
            standards: vec![AccessibilityStandard::WCAG21AA],
        }
    }
}

impl Default for UITestReportingConfig {
    fn default() -> Self {
        Self {
            formats: vec![ReportFormat::HTML, ReportFormat::JSON],
            include_screenshots: true,
            include_videos: false,
            include_performance_metrics: true,
            include_accessibility_results: true,
            template: None,
        }
    }
}

impl UITestingFramework {
    /// Create a new UI testing framework
    pub fn new(config: UITestingConfig, device_info: MobileDeviceInfo) -> Result<Self> {
        let mut test_runners = HashMap::new();

        // Initialize test runners based on configuration
        for framework in &config.automation_config.frameworks {
            let runner = Self::create_test_runner(*framework, &device_info)?;
            test_runners.insert(*framework, runner);
        }

        // Clone needed configs before moving config
        let screenshot_config = config.visual_regression_config.screenshot_config.clone();
        let performance_config = config.performance_config.clone();

        Ok(Self {
            config,
            device_info,
            test_runners,
            test_results: Arc::new(Mutex::new(Vec::new())),
            screenshot_manager: Arc::new(Mutex::new(ScreenshotManager::new(screenshot_config))),
            performance_monitor: Arc::new(Mutex::new(PerformanceMonitor::new(performance_config))),
        })
    }

    /// Run UI test suite
    pub fn run_test_suite(&self, test_configs: Vec<UITestConfig>) -> Result<Vec<UITestResult>> {
        println!("Running UI test suite with {} tests", test_configs.len());

        let mut results = Vec::new();

        for test_config in test_configs {
            let result = self.run_single_test(&test_config)?;
            results.push(result);
        }

        // Store results
        if let Ok(mut test_results) = self.test_results.lock() {
            test_results.extend(results.clone());
        }

        Ok(results)
    }

    /// Run a single UI test
    pub fn run_single_test(&self, test_config: &UITestConfig) -> Result<UITestResult> {
        let start_time = std::time::SystemTime::now()
            .duration_since(std::time::UNIX_EPOCH)
            .unwrap_or_default()
            .as_secs();

        println!("Running UI test: {}", test_config.test_name);

        // Select appropriate test runner
        let framework = self.select_test_framework(&test_config.test_type)?;
        let runner = self.test_runners.get(&framework).ok_or_else(|| {
            TrustformersError::runtime_error(format!("No runner for framework: {:?}", framework))
        })?;

        // Run test with retry logic
        let mut attempts = 0;
        let max_attempts = self.config.automation_config.retry_policy.max_retries + 1;
        let mut last_error = None;

        while attempts < max_attempts {
            match runner.run_test(test_config) {
                Ok(result) => {
                    println!("UI test passed: {}", test_config.test_name);
                    return Ok(result);
                },
                Err(e) => {
                    last_error = Some(e);
                    attempts += 1;

                    if attempts < max_attempts
                        && self.should_retry(last_error.as_ref().expect("just set above"))
                    {
                        println!(
                            "Retrying UI test: {} (attempt {}/{})",
                            test_config.test_name,
                            attempts + 1,
                            max_attempts
                        );
                        std::thread::sleep(self.config.automation_config.retry_policy.retry_delay);
                    }
                },
            }
        }

        // Create failed test result
        let end_time = std::time::SystemTime::now()
            .duration_since(std::time::UNIX_EPOCH)
            .unwrap_or_default()
            .as_secs();

        Ok(UITestResult {
            test_id: format!("test_{}", start_time),
            test_name: test_config.test_name.clone(),
            test_type: test_config.test_type,
            status: TestStatus::Failed,
            start_time,
            end_time,
            duration: Duration::from_secs(end_time - start_time),
            device_info: self.device_info.clone(),
            test_steps: Vec::new(),
            screenshots: Vec::new(),
            performance_metrics: None,
            accessibility_results: None,
            error_details: last_error.map(|e| format!("{:?}", e)),
            artifacts: Vec::new(),
        })
    }

    /// Generate UI test report
    pub fn generate_report(&self, results: &[UITestResult]) -> Result<String> {
        let mut report = String::new();

        // Summary statistics
        let total_tests = results.len();
        let passed_tests = results.iter().filter(|r| r.status == TestStatus::Passed).count();
        let failed_tests = results.iter().filter(|r| r.status == TestStatus::Failed).count();
        let skipped_tests = results.iter().filter(|r| r.status == TestStatus::Skipped).count();

        report.push_str("# UI Test Report\n\n");
        report.push_str("## Summary\n");
        report.push_str(&format!("- Total Tests: {}\n", total_tests));
        report.push_str(&format!("- Passed: {}\n", passed_tests));
        report.push_str(&format!("- Failed: {}\n", failed_tests));
        report.push_str(&format!("- Skipped: {}\n", skipped_tests));
        report.push_str(&format!(
            "- Success Rate: {:.2}%\n\n",
            (passed_tests as f32 / total_tests as f32) * 100.0
        ));

        // Test details
        report.push_str("## Test Details\n\n");
        for result in results {
            report.push_str(&format!("### {}\n", result.test_name));
            report.push_str(&format!("- Status: {:?}\n", result.status));
            report.push_str(&format!("- Duration: {:?}\n", result.duration));
            report.push_str(&format!("- Type: {:?}\n", result.test_type));

            if let Some(error) = &result.error_details {
                report.push_str(&format!("- Error: {}\n", error));
            }

            report.push('\n');
        }

        Ok(report)
    }

    // Private helper methods

    fn create_test_runner(
        framework: UITestFramework,
        device_info: &MobileDeviceInfo,
    ) -> Result<Box<dyn UITestRunner + Send + Sync>> {
        match framework {
            UITestFramework::Appium => Ok(Box::new(AppiumTestRunner::new(device_info.clone())?)),
            UITestFramework::XCUITest => Ok(Box::new(XCUITestRunner::new(device_info.clone())?)),
            UITestFramework::Espresso => {
                Ok(Box::new(EspressoTestRunner::new(device_info.clone())?))
            },
            _ => Err(TrustformersError::runtime_error(format!(
                "Unsupported test framework: {:?}",
                framework
            ))
            .into()),
        }
    }

    fn select_test_framework(&self, test_type: &UITestType) -> Result<UITestFramework> {
        // Select framework based on test type and device platform
        match self.device_info.platform {
            MobilePlatform::Ios => {
                if self.config.automation_config.frameworks.contains(&UITestFramework::XCUITest) {
                    Ok(UITestFramework::XCUITest)
                } else {
                    Ok(UITestFramework::Appium)
                }
            },
            MobilePlatform::Android => {
                if self.config.automation_config.frameworks.contains(&UITestFramework::Espresso) {
                    Ok(UITestFramework::Espresso)
                } else {
                    Ok(UITestFramework::Appium)
                }
            },
            _ => Ok(UITestFramework::Appium),
        }
    }

    fn should_retry(&self, error: &CoreError) -> bool {
        // Check if error matches retry conditions
        for condition in &self.config.automation_config.retry_policy.retry_conditions {
            match condition {
                RetryCondition::AnyFailure => return true,
                RetryCondition::Timeout => {
                    let msg = error.to_string();
                    if msg.contains("timeout") {
                        return true;
                    }
                },
                RetryCondition::ElementNotFound => {
                    let msg = error.to_string();
                    if msg.contains("element not found") {
                        return true;
                    }
                },
                RetryCondition::NetworkError => {
                    let msg = error.to_string();
                    if msg.contains("network") {
                        return true;
                    }
                },
                RetryCondition::AssertionFailure => {
                    let msg = error.to_string();
                    if msg.contains("assertion") {
                        return true;
                    }
                },
            }
        }
        false
    }
}

impl ScreenshotManager {
    fn new(config: ScreenshotConfig) -> Self {
        Self {
            config,
            baseline_store: HashMap::new(),
            comparison_engine: ImageComparisonEngine::new(ImageComparisonConfig::default()),
        }
    }

    fn capture_screenshot(&self, path: &str) -> Result<Screenshot> {
        // Simplified screenshot capture
        let timestamp = std::time::SystemTime::now()
            .duration_since(std::time::UNIX_EPOCH)
            .unwrap_or_default()
            .as_secs();

        Ok(Screenshot {
            id: format!("screenshot_{}", timestamp),
            file_path: path.to_string(),
            timestamp,
            dimensions: (1080, 1920), // Default dimensions
            format: self.config.format,
        })
    }

    fn compare_screenshots(&self, baseline_path: &str, current_path: &str) -> Result<f32> {
        // Simplified screenshot comparison
        self.comparison_engine.compare_images(baseline_path, current_path)
    }
}

impl ImageComparisonEngine {
    fn new(config: ImageComparisonConfig) -> Self {
        Self { config }
    }

    fn compare_images(&self, baseline_path: &str, current_path: &str) -> Result<f32> {
        // Simplified image comparison
        // In a real implementation, this would load and compare actual images
        println!("Comparing images: {} vs {}", baseline_path, current_path);
        Ok(0.95) // Return high similarity score
    }
}

impl PerformanceMonitor {
    fn new(config: UIPerformanceConfig) -> Self {
        Self {
            config,
            metrics_collector: MetricsCollector::new(),
        }
    }

    fn start_monitoring(&mut self) -> Result<()> {
        self.metrics_collector.start_collection()
    }

    fn stop_monitoring(&mut self) -> Result<UIPerformanceMetrics> {
        self.metrics_collector.stop_collection()
    }
}

impl MetricsCollector {
    fn new() -> Self {
        Self {
            frame_rate_samples: Vec::new(),
            memory_samples: Vec::new(),
            cpu_samples: Vec::new(),
            response_times: Vec::new(),
        }
    }

    fn start_collection(&mut self) -> Result<()> {
        // Start collecting performance metrics
        Ok(())
    }

    fn stop_collection(&mut self) -> Result<UIPerformanceMetrics> {
        // Calculate performance metrics
        let avg_frame_rate = if !self.frame_rate_samples.is_empty() {
            self.frame_rate_samples.iter().sum::<f32>() / self.frame_rate_samples.len() as f32
        } else {
            60.0
        };

        let avg_memory = if !self.memory_samples.is_empty() {
            self.memory_samples.iter().sum::<usize>() / self.memory_samples.len()
        } else {
            100
        };

        let avg_cpu = if !self.cpu_samples.is_empty() {
            self.cpu_samples.iter().sum::<f32>() / self.cpu_samples.len() as f32
        } else {
            50.0
        };

        Ok(UIPerformanceMetrics {
            avg_frame_rate,
            frame_drops: 0,
            memory_usage: MemoryUsage {
                peak_mb: avg_memory,
                avg_mb: avg_memory,
                leaks_detected: 0,
            },
            cpu_usage: avg_cpu,
            response_times: self.response_times.clone(),
            network_metrics: None,
        })
    }
}

// Test runner implementations

/// Appium test runner
pub struct AppiumTestRunner {
    device_info: MobileDeviceInfo,
}

impl AppiumTestRunner {
    fn new(device_info: MobileDeviceInfo) -> Result<Self> {
        Ok(Self { device_info })
    }
}

impl UITestRunner for AppiumTestRunner {
    fn run_test(&self, test_config: &UITestConfig) -> Result<UITestResult> {
        // Simplified Appium test execution
        let start_time = std::time::SystemTime::now()
            .duration_since(std::time::UNIX_EPOCH)
            .unwrap_or_default()
            .as_secs();

        // Execute test steps
        let mut test_steps = Vec::new();
        for step in &test_config.test_steps {
            let step_result = self.execute_step(step)?;
            test_steps.push(step_result);
        }

        let end_time = std::time::SystemTime::now()
            .duration_since(std::time::UNIX_EPOCH)
            .unwrap_or_default()
            .as_secs();

        Ok(UITestResult {
            test_id: format!("appium_test_{}", start_time),
            test_name: test_config.test_name.clone(),
            test_type: test_config.test_type,
            status: TestStatus::Passed,
            start_time,
            end_time,
            duration: Duration::from_secs(end_time - start_time),
            device_info: self.device_info.clone(),
            test_steps,
            screenshots: Vec::new(),
            performance_metrics: None,
            accessibility_results: None,
            error_details: None,
            artifacts: Vec::new(),
        })
    }

    fn capture_screenshot(&self, path: &str) -> Result<Screenshot> {
        // Appium screenshot capture
        let timestamp = std::time::SystemTime::now()
            .duration_since(std::time::UNIX_EPOCH)
            .unwrap_or_default()
            .as_secs();

        Ok(Screenshot {
            id: format!("appium_screenshot_{}", timestamp),
            file_path: path.to_string(),
            timestamp,
            dimensions: (1080, 1920),
            format: ImageFormat::PNG,
        })
    }

    fn find_element(&self, selector: &str) -> Result<UIElement> {
        // Appium element finding
        Ok(UIElement {
            id: format!("element_{}", selector),
            element_type: "unknown".to_string(),
            text: Some("Element text".to_string()),
            bounds: ScreenArea {
                x: 0,
                y: 0,
                width: 100,
                height: 50,
            },
            properties: HashMap::new(),
        })
    }

    fn perform_action(&self, action: &UITestAction) -> Result<()> {
        // Appium action execution
        println!(
            "Performing action: {:?} on {}",
            action.action_type, action.target_element
        );
        Ok(())
    }

    fn wait_for_element(&self, selector: &str, timeout: Duration) -> Result<UIElement> {
        // Appium element waiting
        std::thread::sleep(timeout);
        self.find_element(selector)
    }
}

impl AppiumTestRunner {
    fn execute_step(&self, step: &UITestStep) -> Result<UITestStep> {
        let start_time = Instant::now();

        // Execute the step action
        match self.perform_action(&step.action) {
            Ok(()) => Ok(UITestStep {
                step_id: step.step_id.clone(),
                step_name: step.step_name.clone(),
                action: step.action.clone(),
                status: TestStatus::Passed,
                duration: start_time.elapsed(),
                screenshot: None,
                error: None,
            }),
            Err(e) => Ok(UITestStep {
                step_id: step.step_id.clone(),
                step_name: step.step_name.clone(),
                action: step.action.clone(),
                status: TestStatus::Failed,
                duration: start_time.elapsed(),
                screenshot: None,
                error: Some(format!("{:?}", e)),
            }),
        }
    }
}

/// XCUITest runner
pub struct XCUITestRunner {
    device_info: MobileDeviceInfo,
}

impl XCUITestRunner {
    fn new(device_info: MobileDeviceInfo) -> Result<Self> {
        Ok(Self { device_info })
    }
}

impl UITestRunner for XCUITestRunner {
    fn run_test(&self, test_config: &UITestConfig) -> Result<UITestResult> {
        // XCUITest implementation placeholder
        Err(TrustformersError::runtime_error("XCUITest runner not implemented".into()).into())
    }

    fn capture_screenshot(&self, path: &str) -> Result<Screenshot> {
        // XCUITest screenshot implementation
        Err(TrustformersError::runtime_error("XCUITest screenshot not implemented".into()).into())
    }

    fn find_element(&self, selector: &str) -> Result<UIElement> {
        // XCUITest element finding
        Err(
            TrustformersError::runtime_error("XCUITest element finding not implemented".into())
                .into(),
        )
    }

    fn perform_action(&self, action: &UITestAction) -> Result<()> {
        // XCUITest action execution
        Err(
            TrustformersError::runtime_error("XCUITest action execution not implemented".into())
                .into(),
        )
    }

    fn wait_for_element(&self, selector: &str, timeout: Duration) -> Result<UIElement> {
        // XCUITest element waiting
        Err(
            TrustformersError::runtime_error("XCUITest element waiting not implemented".into())
                .into(),
        )
    }
}

/// Espresso test runner
pub struct EspressoTestRunner {
    device_info: MobileDeviceInfo,
}

impl EspressoTestRunner {
    fn new(device_info: MobileDeviceInfo) -> Result<Self> {
        Ok(Self { device_info })
    }
}

impl UITestRunner for EspressoTestRunner {
    fn run_test(&self, test_config: &UITestConfig) -> Result<UITestResult> {
        // Espresso implementation placeholder
        Err(TrustformersError::runtime_error("Espresso runner not implemented".into()).into())
    }

    fn capture_screenshot(&self, path: &str) -> Result<Screenshot> {
        // Espresso screenshot implementation
        Err(TrustformersError::runtime_error("Espresso screenshot not implemented".into()).into())
    }

    fn find_element(&self, selector: &str) -> Result<UIElement> {
        // Espresso element finding
        Err(
            TrustformersError::runtime_error("Espresso element finding not implemented".into())
                .into(),
        )
    }

    fn perform_action(&self, action: &UITestAction) -> Result<()> {
        // Espresso action execution
        Err(
            TrustformersError::runtime_error("Espresso action execution not implemented".into())
                .into(),
        )
    }

    fn wait_for_element(&self, selector: &str, timeout: Duration) -> Result<UIElement> {
        // Espresso element waiting
        Err(
            TrustformersError::runtime_error("Espresso element waiting not implemented".into())
                .into(),
        )
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_ui_testing_config_default() {
        let config = UITestingConfig::default();
        assert!(config.enabled);
        assert!(!config.automation_config.frameworks.is_empty());
        assert!(config.visual_regression_config.enabled);
    }

    #[test]
    fn test_retry_policy_default() {
        let policy = RetryPolicy::default();
        assert_eq!(policy.max_retries, 3);
        assert_eq!(policy.backoff_factor, 2.0);
        assert!(!policy.retry_conditions.is_empty());
    }

    #[test]
    fn test_screenshot_config_default() {
        let config = ScreenshotConfig::default();
        assert_eq!(config.format, ImageFormat::PNG);
        assert_eq!(config.quality, 1.0);
    }

    #[test]
    fn test_performance_thresholds_default() {
        let thresholds = PerformanceThresholds::default();
        assert_eq!(thresholds.min_frame_rate, 30.0);
        assert_eq!(thresholds.max_memory_usage, 512);
        assert_eq!(thresholds.max_cpu_usage, 80.0);
    }
}