import './bootstrap';

import Alpine from 'alpinejs';
import collapse from '@alpinejs/collapse';

Alpine.plugin(collapse);

// Afia — Ladill in-app AI assistant (slide-over chat). Opened via the topbar AI button
// which dispatches a window 'afia-open' event. Greeting/suggestions are passed from Blade.
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();
            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();
    },
}));

Alpine.data('topbarSearch', (config = {}) => ({
    query: '',
    results: [],
    open: false,
    loading: false,
    active: 0,
    _abort: null,
    searchUrl: config.searchUrl || '/search',

    onFocus() {
        if (this.results.length > 0 || this.query.trim().length >= 2) this.open = true;
    },

    async search() {
        const q = this.query.trim();
        if (q.length < 2) { this.results = []; this.open = false; return; }

        this.loading = true;
        this.open = true;
        this.active = 0;

        if (this._abort) this._abort.abort();
        this._abort = new AbortController();

        try {
            const res = await fetch(`${this.searchUrl}?q=${encodeURIComponent(q)}`, {
                signal: this._abort.signal,
                headers: { Accept: 'application/json', 'X-Requested-With': 'XMLHttpRequest' },
            });
            const data = await res.json();
            this.results = data.results || [];
        } catch (e) {
            if (e.name !== 'AbortError') this.results = [];
        } finally {
            this.loading = false;
        }
    },

    moveDown() { if (this.active < this.results.length - 1) this.active++; },
    moveUp() { if (this.active > 0) this.active--; },
    go() {
        if (this.results[this.active]) window.location.href = this.results[this.active].url;
    },
}));

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