<script>
import BaseComponent from 'primevue/basecomponent';
import { useStyle } from 'primevue/usestyle';

const styles = `
.p-menubar {
    display: flex;
    align-items: center;
}

.p-menubar ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.p-menubar .p-menuitem-link {
    cursor: pointer;
    display: flex;
    align-items: center;
    text-decoration: none;
    overflow: hidden;
    position: relative;
}

.p-menubar .p-menuitem-text {
    line-height: 1;
}

.p-menubar .p-menuitem {
    position: relative;
}

.p-menubar-root-list {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.p-menubar-root-list > li ul {
    display: none;
    z-index: 1;
}

.p-menubar-root-list > .p-menuitem-active > .p-submenu-list {
    display: block;
}

.p-menubar .p-submenu-list {
    display: none;
    position: absolute;
    z-index: 1;
}

.p-menubar .p-submenu-list > .p-menuitem-active > .p-submenu-list {
    display: block;
    left: 100%;
    top: 0;
}

.p-menubar .p-submenu-list .p-menuitem .p-menuitem-content .p-menuitem-link .p-submenu-icon {
    margin-left: auto;
}

.p-menubar .p-menubar-end {
    margin-left: auto;
    align-self: center;
}

.p-menubar-button {
    display: none;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}
`;

const inlineStyles = {
    submenu: ({ instance, processedItem }) => ({ display: instance.isItemActive(processedItem) ? 'block' : 'none' })
};

const classes = {
    root: ({ instance }) => [
        'p-menubar p-component',
        {
            'p-menubar-mobile-active': instance.mobileActive
        }
    ],
    start: 'p-menubar-start',
    button: 'p-menubar-button',
    menu: 'p-menubar-root-list',
    menuitem: ({ instance, processedItem }) => [
        'p-menuitem',
        {
            'p-menuitem-active p-highlight': instance.isItemActive(processedItem),
            'p-focus': instance.isItemFocused(processedItem),
            'p-disabled': instance.isItemDisabled(processedItem)
        }
    ],
    content: 'p-menuitem-content',
    action: ({ instance, isActive, isExactActive }) => [
        'p-menuitem-link',
        {
            'router-link-active': isActive,
            'router-link-active-exact': instance.exact && isExactActive
        }
    ],
    icon: 'p-menuitem-icon',
    label: 'p-menuitem-text',
    submenuIcon: 'p-submenu-icon',
    submenu: 'p-submenu-list',
    separator: 'p-menuitem-separator',
    end: 'p-menubar-end'
};

const { load: loadStyle } = useStyle(styles, { id: 'primevue_menubar_style', manual: true });

export default {
    name: 'BaseMenubar',
    extends: BaseComponent,
    props: {
        model: {
            type: Array,
            default: null
        },
        exact: {
            type: Boolean,
            default: true
        },
        buttonProps: {
            type: null,
            default: null
        },
        'aria-labelledby': {
            type: String,
            default: null
        },
        'aria-label': {
            type: String,
            default: null
        }
    },
    css: {
        classes,
        inlineStyles,
        loadStyle
    },
    provide() {
        return {
            $parentInstance: this
        };
    }
};
</script>
