import { canReadAdmin, type UserRole } from './auth.js';

export interface NavigationItem {
    label: string;
    href: string;
    shortcut?: string;
    matches?: (path: string) => boolean;
}
export interface NavigationGroup {
    id: string;
    label: string;
    admin?: boolean;
    items: NavigationItem[];
}

export const navigationGroups: NavigationGroup[] = [
    {
        id: 'fleet',
        label: 'Fleet',
        items: [
            {
                label: 'Servers',
                href: '/',
                shortcut: 'f',
                matches: (path) => path === '/' || path.startsWith('/servers/')
            },
            {
                label: 'Hosts',
                href: '/hosts',
                shortcut: 'o',
                matches: (path) =>
                    path === '/hosts' || /^\/hosts\/(?!operations(?:\/|$))/.test(path)
            },
            { label: 'Capacity', href: '/capacity' },
            { label: 'Autoscaling', href: '/autoscaling' },
            { label: 'Collections', href: '/collections' }
        ]
    },
    {
        id: 'releases',
        label: 'Releases',
        items: [
            { label: 'Scripts', href: '/scripts', shortcut: 's' },
            { label: 'Configs', href: '/configs', shortcut: 'c' },
            { label: 'Plugins', href: '/plugins', shortcut: 'p' },
            { label: 'Game files', href: '/game-files' },
            { label: 'Betas', href: '/betas', shortcut: 'b' },
            { label: 'Campaigns', href: '/campaigns', shortcut: 'a' }
        ]
    },
    {
        id: 'activity',
        label: 'Activity',
        items: [
            {
                label: 'Activity log',
                href: '/activity',
                shortcut: 'd',
                matches: (path) =>
                    path === '/activity' || path === '/operations' || path === '/hosts/operations'
            },
            {
                label: 'Provisioning',
                href: '/provisioning',
                matches: (path) => /^\/(provisioning|deployments)(\/|$)/.test(path)
            },
            {
                label: 'Maintenance',
                href: '/maintenance',
                shortcut: 'w',
                matches: (path) => /^\/(maintenance|watchdog)(\/|$)/.test(path)
            }
        ]
    },
    {
        id: 'players',
        label: 'Players',
        items: [
            { label: 'Leaderboard', href: '/leaderboard', shortcut: 'l' },
            { label: 'Matches', href: '/matches' },
            { label: 'Bank', href: '/bank' },
            { label: 'Usage', href: '/metrics', shortcut: 'm' }
        ]
    },
    {
        id: 'admin',
        label: 'Admin',
        admin: true,
        items: [
            { label: 'Users', href: '/settings/users' },
            { label: 'Keys', href: '/server-keys', shortcut: 'k' },
            {
                label: 'Settings',
                href: '/settings',
                shortcut: 'h',
                matches: (path) => path === '/settings'
            }
        ]
    }
];

export function visibleNavigation(role: UserRole): NavigationGroup[] {
    return navigationGroups.filter((group) => !group.admin || canReadAdmin(role));
}

export function navigationItemActive(item: NavigationItem, path: string): boolean {
    return item.matches
        ? item.matches(path)
        : path === item.href || path.startsWith(item.href + '/');
}

export function navigationLocation(path: string, role: UserRole) {
    for (const group of visibleNavigation(role)) {
        const item = group.items.find((item) => navigationItemActive(item, path));
        if (item) return { group, item };
    }
    return null;
}