use leptos::prelude::*;
use leptos_style::Style;
use crate::*;

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

    // ===== STATE MANAGEMENT TESTS =====
    // These tests focus on state management and interaction logic

    #[test]
    fn test_dropdown_menu_open_state() {
        let open_state = RwSignal::new(false);
        
        let _dropdown_view = view! {
            <DropdownMenu open=open_state.into()>
                <DropdownMenuTrigger>
                    "Toggle Menu"
                </DropdownMenuTrigger>
                <DropdownMenuContent>
                    <DropdownMenuItem>
                        "Item 1"
                    </DropdownMenuItem>
                </DropdownMenuContent>
            </DropdownMenu>
        };
        
        // Test initial state
        assert!(!open_state.get());
        
        // Test state change
        open_state.set(true);
        assert!(open_state.get());
    }

    #[test]
    fn test_dropdown_menu_value_state() {
        let value_state = RwSignal::new("".to_string());
        
        let _dropdown_view = view! {
            <DropdownMenu value=value_state.into()>
                <DropdownMenuTrigger>
                    "Select Value"
                </DropdownMenuTrigger>
                <DropdownMenuContent>
                    <DropdownMenuItem value="option1">
                        "Option 1"
                    </DropdownMenuItem>
                    <DropdownMenuItem value="option2">
                        "Option 2"
                    </DropdownMenuItem>
                </DropdownMenuContent>
            </DropdownMenu>
        };
        
        // Test initial state
        assert_eq!(value_state.get(), "");
        
        // Test state change
        value_state.set("option1".to_string());
        assert_eq!(value_state.get(), "option1");
    }

    #[test]
    fn test_dropdown_menu_disabled_state() {
        let disabled_state = RwSignal::new(false);
        
        let _dropdown_view = view! {
            <DropdownMenu disabled=disabled_state.into()>
                <DropdownMenuTrigger>
                    "Disabled Menu"
                </DropdownMenuTrigger>
                <DropdownMenuContent>
                    <DropdownMenuItem>
                        "Item 1"
                    </DropdownMenuItem>
                </DropdownMenuContent>
            </DropdownMenu>
        };
        
        // Test initial state
        assert!(!disabled_state.get());
        
        // Test disabled state
        disabled_state.set(true);
        assert!(disabled_state.get());
    }

    #[test]
    fn test_dropdown_menu_callback_handling() {
        let callback_called = RwSignal::new(false);
        let callback_value = RwSignal::new("".to_string());
        
        let callback = Callback::new(move |value: String| {
            callback_called.set(true);
            callback_value.set(value);
        });
        
        let _dropdown_view = view! {
            <DropdownMenu on_select=Some(callback)>
                <DropdownMenuTrigger>
                    "Callback Menu"
                </DropdownMenuTrigger>
                <DropdownMenuContent>
                    <DropdownMenuItem value="test-value">
                        "Test Item"
                    </DropdownMenuItem>
                </DropdownMenuContent>
            </DropdownMenu>
        };
        
        // Test initial state
        assert!(!callback_called.get());
        assert_eq!(callback_value.get(), "");
        
        // Simulate callback execution
        callback.run("test-value".to_string());
        assert!(callback_called.get());
        assert_eq!(callback_value.get(), "test-value");
    }

    #[test]
    fn test_dropdown_menu_context_management() {
        let context_value = RwSignal::new("context-value".to_string());
        
        let _dropdown_view = view! {
            <DropdownMenu>
                <DropdownMenuTrigger>
                    "Context Menu"
                </DropdownMenuTrigger>
                <DropdownMenuContent>
                    <DropdownMenuItem>
                        {move || context_value.get()}
                    </DropdownMenuItem>
                </DropdownMenuContent>
            </DropdownMenu>
        };
        
        // Test context value
        assert_eq!(context_value.get(), "context-value");
        
        // Test context value change
        context_value.set("new-context-value".to_string());
        assert_eq!(context_value.get(), "new-context-value");
    }

    #[test]
    fn test_dropdown_menu_animation_state() {
        let animation_state = RwSignal::new(false);
        
        let _dropdown_view = view! {
            <DropdownMenu>
                <DropdownMenuTrigger>
                    "Animated Menu"
                </DropdownMenuTrigger>
                <DropdownMenuContent
                    class=move || if animation_state.get() { "animate-in" } else { "animate-out" }
                >
                    <DropdownMenuItem>
                        "Animated Item"
                    </DropdownMenuItem>
                </DropdownMenuContent>
            </DropdownMenu>
        };
        
        // Test initial animation state
        assert!(!animation_state.get());
        
        // Test animation state change
        animation_state.set(true);
        assert!(animation_state.get());
    }

    #[test]
    fn test_dropdown_menu_focus_state() {
        let focus_state = RwSignal::new(false);
        
        let _dropdown_view = view! {
            <DropdownMenu>
                <DropdownMenuTrigger
                    on_focus=Some(Callback::new(move |_| focus_state.set(true)))
                    on_blur=Some(Callback::new(move |_| focus_state.set(false)))
                >
                    "Focus Menu"
                </DropdownMenuTrigger>
                <DropdownMenuContent>
                    <DropdownMenuItem>
                        "Focus Item"
                    </DropdownMenuItem>
                </DropdownMenuContent>
            </DropdownMenu>
        };
        
        // Test initial focus state
        assert!(!focus_state.get());
        
        // Test focus state change
        focus_state.set(true);
        assert!(focus_state.get());
        
        focus_state.set(false);
        assert!(!focus_state.get());
    }

    #[test]
    fn test_dropdown_menu_hover_state() {
        let hover_state = RwSignal::new(false);
        
        let _dropdown_view = view! {
            <DropdownMenu>
                <DropdownMenuTrigger
                    on_mouseenter=Some(Callback::new(move |_| hover_state.set(true)))
                    on_mouseleave=Some(Callback::new(move |_| hover_state.set(false)))
                >
                    "Hover Menu"
                </DropdownMenuTrigger>
                <DropdownMenuContent>
                    <DropdownMenuItem>
                        "Hover Item"
                    </DropdownMenuItem>
                </DropdownMenuContent>
            </DropdownMenu>
        };
        
        // Test initial hover state
        assert!(!hover_state.get());
        
        // Test hover state change
        hover_state.set(true);
        assert!(hover_state.get());
        
        hover_state.set(false);
        assert!(!hover_state.get());
    }

    #[test]
    fn test_dropdown_menu_selection_state() {
        let selection_state = RwSignal::new("".to_string());
        
        let _dropdown_view = view! {
            <DropdownMenu>
                <DropdownMenuTrigger>
                    "Selection Menu"
                </DropdownMenuTrigger>
                <DropdownMenuContent>
                    <DropdownMenuItem
                        value="item1"
                        on_click=Some(Callback::new(move |_| selection_state.set("item1".to_string())))
                    >
                        "Item 1"
                    </DropdownMenuItem>
                    <DropdownMenuItem
                        value="item2"
                        on_click=Some(Callback::new(move |_| selection_state.set("item2".to_string())))
                    >
                        "Item 2"
                    </DropdownMenuItem>
                </DropdownMenuContent>
            </DropdownMenu>
        };
        
        // Test initial selection state
        assert_eq!(selection_state.get(), "");
        
        // Test selection state change
        selection_state.set("item1".to_string());
        assert_eq!(selection_state.get(), "item1");
        
        selection_state.set("item2".to_string());
        assert_eq!(selection_state.get(), "item2");
    }

    #[test]
    fn test_dropdown_menu_multiple_states() {
        let open_state = RwSignal::new(false);
        let value_state = RwSignal::new("".to_string());
        let disabled_state = RwSignal::new(false);
        
        let _dropdown_view = view! {
            <DropdownMenu
                open=open_state.into()
                value=value_state.into()
                disabled=disabled_state.into()
            >
                <DropdownMenuTrigger>
                    "Multi-State Menu"
                </DropdownMenuTrigger>
                <DropdownMenuContent>
                    <DropdownMenuItem value="option1">
                        "Option 1"
                    </DropdownMenuItem>
                    <DropdownMenuItem value="option2">
                        "Option 2"
                    </DropdownMenuItem>
                </DropdownMenuContent>
            </DropdownMenu>
        };
        
        // Test initial states
        assert!(!open_state.get());
        assert_eq!(value_state.get(), "");
        assert!(!disabled_state.get());
        
        // Test state changes
        open_state.set(true);
        value_state.set("option1".to_string());
        disabled_state.set(true);
        
        assert!(open_state.get());
        assert_eq!(value_state.get(), "option1");
        assert!(disabled_state.get());
    }

    #[test]
    fn test_dropdown_menu_state_persistence() {
        let persistent_state = RwSignal::new("persistent".to_string());
        
        let _dropdown_view = view! {
            <DropdownMenu>
                <DropdownMenuTrigger>
                    "Persistent Menu"
                </DropdownMenuTrigger>
                <DropdownMenuContent>
                    <DropdownMenuItem>
                        {move || persistent_state.get()}
                    </DropdownMenuItem>
                </DropdownMenuContent>
            </DropdownMenu>
        };
        
        // Test state persistence
        assert_eq!(persistent_state.get(), "persistent");
        
        // Test state change persistence
        persistent_state.set("new-persistent".to_string());
        assert_eq!(persistent_state.get(), "new-persistent");
    }

    #[test]
    fn test_dropdown_menu_state_validation() {
        let valid_state = RwSignal::new(true);
        let error_state = RwSignal::new("".to_string());
        
        let _dropdown_view = view! {
            <DropdownMenu>
                <DropdownMenuTrigger>
                    "Validation Menu"
                </DropdownMenuTrigger>
                <DropdownMenuContent>
                    <DropdownMenuItem
                        class=move || if valid_state.get() { "valid" } else { "invalid" }
                    >
                        {move || if valid_state.get() { "Valid Item" } else { error_state.get() }}
                    </DropdownMenuItem>
                </DropdownMenuContent>
            </DropdownMenu>
        };
        
        // Test initial validation state
        assert!(valid_state.get());
        assert_eq!(error_state.get(), "");
        
        // Test validation state change
        valid_state.set(false);
        error_state.set("Validation Error".to_string());
        
        assert!(!valid_state.get());
        assert_eq!(error_state.get(), "Validation Error");
    }

    #[test]
    fn test_dropdown_menu_state_performance() {
        let performance_state = RwSignal::new(0);
        
        let start = std::time::Instant::now();
        
        for _ in 0..1000 {
            performance_state.set(performance_state.get() + 1);
        }
        
        let duration = start.elapsed();
        assert!(duration.as_millis() < 10, "State updates should be performant");
        assert_eq!(performance_state.get(), 1000);
    }

    #[test]
    fn test_dropdown_menu_state_memory() {
        let memory_state = RwSignal::new("memory-test".to_string());
        
        // Test memory usage
        let size = std::mem::size_of_val(&memory_state);
        assert!(size < 1024, "State should not cause excessive memory usage");
        
        // Test state value
        assert_eq!(memory_state.get(), "memory-test");
    }
}
