import Alpine from 'alpinejs';
import collapse from '@alpinejs/collapse';
import { registerKioskFlow } from './kiosk-flow';

Alpine.plugin(collapse);
document.addEventListener('alpine:init', () => registerKioskFlow(Alpine));

// In-app notification bell + dropdown.
Alpine.data('notificationDropdown', (config = {}) => ({
    open: false,
    loading: false,
    notifications: [],
    unreadCount: 0,
    unreadUrl: config.unreadUrl || '/notifications/unread',
    markReadUrl: config.markReadUrl || '/notifications/__ID__/read',
    markAllReadUrl: config.markAllReadUrl || '/notifications/mark-all-read',
    indexUrl: config.indexUrl || '/notifications',
    csrfToken: config.csrfToken || document.querySelector('meta[name="csrf-token"]')?.content || '',

    init() {
        this.fetchUnread();
        setInterval(() => this.fetchUnread(), 60000);
    },
    async fetchUnread() {
        try {
            const res = await fetch(this.unreadUrl, {
                headers: { Accept: 'application/json', 'X-Requested-With': 'XMLHttpRequest' },
            });
            const data = await res.json();
            this.notifications = data.notifications || [];
            this.unreadCount = data.unread_count || 0;
        } catch (e) {
            console.error('Failed to fetch notifications', e);
        }
    },
    toggle() {
        this.open = !this.open;
        if (this.open) {
            this.loading = true;
            this.fetchUnread().finally(() => { this.loading = false; });
        }
    },
    async markRead(id) {
        const url = this.markReadUrl.replace('__ID__', id);
        try {
            await fetch(url, {
                method: 'POST',
                headers: { Accept: 'application/json', 'Content-Type': 'application/json', 'X-CSRF-TOKEN': this.csrfToken, 'X-Requested-With': 'XMLHttpRequest' },
            });
            this.notifications = this.notifications.filter(n => n.id !== id);
            this.unreadCount = Math.max(0, this.unreadCount - 1);
        } catch (e) {
            console.error('Failed to mark notification as read', e);
        }
    },
    async markAllRead() {
        try {
            await fetch(this.markAllReadUrl, {
                method: 'POST',
                headers: { Accept: 'application/json', 'Content-Type': 'application/json', 'X-CSRF-TOKEN': this.csrfToken, 'X-Requested-With': 'XMLHttpRequest' },
            });
            this.notifications = [];
            this.unreadCount = 0;
        } catch (e) {
            console.error('Failed to mark all notifications as read', e);
        }
    },
    getIconBg(icon) {
        const map = { success: 'bg-green-50', task: 'bg-amber-50' };
        return map[icon] || 'bg-slate-100';
    },
    getIconColor(icon) {
        const map = { success: 'text-green-600', task: 'text-amber-600' };
        return map[icon] || 'text-slate-500';
    },
}));

// Afia — in-app AI assistant slide-over. Opened via $dispatch('afia-open').
Alpine.data('afia', (config = {}) => ({
    open: false,
    input: '',
    loading: false,
    messages: [
        { role: 'assistant', text: config.greeting || "Hi, I'm Afia 👋 How can I help?" },
    ],
    suggestions: config.suggestions || [],
    init() {
        window.addEventListener('afia-open', () => {
            this.open = true;
            this.$nextTick(() => this.$refs.input && this.$refs.input.focus());
        });
    },
    close() { this.open = false; },
    useSuggestion(s) { this.input = s; this.send(); },
    scrollDown() {
        this.$nextTick(() => { const el = this.$refs.scroll; if (el) el.scrollTop = el.scrollHeight; });
    },
    async send() {
        const text = this.input.trim();
        if (!text || this.loading) return;
        const history = this.messages.map((m) => ({ role: m.role, text: m.text }));
        this.messages.push({ role: 'user', text });
        this.input = '';
        this.loading = true;
        this.scrollDown();
        try {
            const res = await fetch(config.chatUrl, {
                method: 'POST',
                headers: { 'Content-Type': 'application/json', 'X-CSRF-TOKEN': config.csrf, 'Accept': 'application/json' },
                body: JSON.stringify({ message: text, history }),
            });
            const data = await res.json();
            if (! res.ok) {
                this.messages.push({ role: 'assistant', text: data.message || data.reply || 'Sorry, I could not respond.' });
            } else {
                this.messages.push({ role: 'assistant', text: data.reply || data.message || 'Sorry, I could not respond.' });
            }
        } catch (e) {
            this.messages.push({ role: 'assistant', text: 'Network error — please try again.' });
        }
        this.loading = false;
        this.scrollDown();
    },
}));

// Wallet balance peek for the avatar dropdown.
Alpine.data('walletWidget', (config = {}) => ({
    display: '…',
    async load() {
        try {
            const res = await fetch(config.url, { headers: { Accept: 'application/json', 'X-Requested-With': 'XMLHttpRequest' } });
            const data = await res.json();
            this.display = data.available ? data.formatted : 'View wallet';
        } catch (e) {
            this.display = 'View wallet';
        }
    },
}));

// Deal line-items editor — products/services as quote lines; deal value = subtotal.
Alpine.data('dealForm', (initialLines = [], products = []) => ({
    lines: Array.isArray(initialLines) ? initialLines : [],
    products: Array.isArray(products) ? products : [],
    selectedProduct: '',
    addLine() {
        this.lines.push({ product_id: '', description: '', quantity: 1, unit_price: '' });
    },
    removeLine(index) {
        this.lines.splice(index, 1);
    },
    addProductLine() {
        const p = this.products.find((x) => String(x.id) === String(this.selectedProduct));
        if (!p) return;
        this.lines.push({
            product_id: p.id,
            description: p.name || '',
            quantity: 1,
            unit_price: (Number(p.unit_price_minor || 0) / 100).toFixed(2),
        });
        this.selectedProduct = '';
    },
    lineTotal(line) {
        return (parseFloat(line.quantity) || 0) * (parseFloat(line.unit_price) || 0);
    },
    get subtotal() {
        return this.lines.reduce((sum, line) => sum + this.lineTotal(line), 0);
    },
    money(value) {
        return (Number(value) || 0).toLocaleString(undefined, { minimumFractionDigits: 2, maximumFractionDigits: 2 });
    },
}));

window.Alpine = Alpine;
Alpine.start();