import { Theme, SpacingSystem, Typography, Animations } from "../theme/theme.slint";
import { Button } from "./button.slint";
import { StatusIndicator, StatusState } from "./status-indicator.slint";

export struct NavItem {
    title: string,
    icon: string,
}

export component AppSidebar {
    in property <[NavItem]> nav-items: [];
    in-out property <int> current-page: 0;
    in property <StatusState> mihomo-status: StatusState.stopped;
    in property <bool> mihomo-loading: false;
    
    callback navigate(int);
    callback toggle-mihomo();
    
    width: 240px;
    
    Rectangle {
        background: Theme.colors.background;
        border-width: 1px;
        border-color: Theme.colors.border;
        
        VerticalLayout {
            padding: SpacingSystem.spacing.s4;
            spacing: SpacingSystem.spacing.s4;
            
            // Header
            HorizontalLayout {
                spacing: SpacingSystem.spacing.s3;
                
                Rectangle {
                    width: 32px;
                    height: 32px;
                    border-radius: SpacingSystem.radius.md;
                    background: Theme.colors.primary;
                    
                    Text {
                        text: "C";
                        color: Theme.colors.primary-foreground;
                        font-size: Typography.sizes.lg;
                        font-weight: Typography.weights.bold;
                        horizontal-alignment: center;
                        vertical-alignment: center;
                    }
                }
                
                VerticalLayout {
                    spacing: 2px;
                    
                    Text {
                        text: "Clash Manager";
                        color: Theme.colors.foreground;
                        font-size: Typography.sizes.sm;
                        font-weight: Typography.weights.semibold;
                    }
                    
                    Text {
                        text: "v1.0.0";
                        color: Theme.colors.muted-foreground;
                        font-size: Typography.sizes.xs;
                    }
                }
    }
            
            // Navigation
            VerticalLayout {
                spacing: SpacingSystem.spacing.s1;
                
                Text {
                    text: "NAVIGATION";
                    color: Theme.colors.muted-foreground;
                    font-size: 10px;
                    font-weight: Typography.weights.semibold;
                }
                
                for item[index] in root.nav-items: NavButton {
                    icon: item.icon;
                    title: item.title;
                    active: index == root.current-page;
                    
                    clicked => {
                        root.navigate(index);
                    }
                }
            }
            
            Rectangle {
                vertical-stretch: 1;
            }
            
            // Mihomo Status Footer
            MihomoStatusBar {
                status: root.mihomo-status;
                loading: root.mihomo-loading;
                
                toggle-clicked => {
                    root.toggle-mihomo();
                }
            }
        }
    }
}

export component NavButton {
    in property <string> icon: "";
    in property <string> title: "";
    in property <bool> active: false;
    
    callback clicked();
    
    private property <bool> hovered: false;
    
    height: 40px;
    
    states [
        active when root.active: {
            container.background: Theme.colors.primary.transparentize(0.9);
            icon-text.color: Theme.colors.primary;
            title-text.color: Theme.colors.foreground;
        }
        hovered when root.hovered && !root.active: {
            container.background: Theme.colors.muted.transparentize(0.5);
        }
    ]
    
    container := Rectangle {
        background: transparent;
        border-radius: SpacingSystem.radius.md;
        
        animate background { duration: Animations.durations.fast; }
        
        HorizontalLayout {
            padding-left: SpacingSystem.spacing.s3;
            padding-right: SpacingSystem.spacing.s3;
            spacing: SpacingSystem.spacing.s3;
            
            icon-text := Text {
                text: root.icon;
                color: Theme.colors.muted-foreground;
                font-size: Typography.sizes.lg;
                vertical-alignment: center;
                width: 20px;
                
                animate color { duration: Animations.durations.fast; }
            }
            
            title-text := Text {
                text: root.title;
                color: Theme.colors.muted-foreground;
                font-size: Typography.sizes.sm;
                font-weight: Typography.weights.medium;
                vertical-alignment: center;
                
                animate color { duration: Animations.durations.fast; }
            }
        }
        
        touch := TouchArea {
            clicked => {
                root.clicked();
            }
            
            moved => {
                root.hovered = self.has-hover;
            }
        }
    }
}

export component MihomoStatusBar {
    in property <StatusState> status: StatusState.stopped;
    in property <bool> loading: false;
    
    callback toggle-clicked();
    
    private property <string> status-text: status == StatusState.running ? "Running" :
                                           status == StatusState.starting ? "Starting..." :
                                           "Stopped";
    
    private property <color> status-color: status == StatusState.running ? #22c55e :
                                           status == StatusState.starting ? #eab308 :
                                           #9ca3af;
    
    Rectangle {
        background: status == StatusState.starting ? #eab30820 :
                    status == StatusState.running ? #22c55e20 :
                    transparent;
        border-radius: SpacingSystem.radius.md;
        
        animate background { duration: Animations.durations.normal; }
        
        HorizontalLayout {
            padding: SpacingSystem.spacing.s3;
            spacing: SpacingSystem.spacing.s3;
            alignment: space-between;
            
            HorizontalLayout {
                spacing: SpacingSystem.spacing.s3;
                
                StatusIndicator {
                    state: root.status;
                }
                
                VerticalLayout {
                    spacing: 2px;
                    
                    Text {
                        text: "Clash";
                        color: root.status-color;
                        font-size: Typography.sizes.xs;
                        font-weight: Typography.weights.semibold;
                    }
                    
                    Text {
                        text: root.status-text;
                        color: Theme.colors.muted-foreground;
                        font-size: 10px;
                    }
                }
            }
            
            Button {
                width: 32px;
                height: 32px;
                text: root.loading ? "..." : (status == StatusState.running ? "||" : ">");
                variant: "ghost";
                disabled: root.loading;
                
                clicked => {
                    root.toggle-clicked();
                }
            }
        }
    }
}