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import { createLazyClient, getRpcBaseUrl } from '@/services/rpc-client';
import { premiumFetch } from '@/services/premium-fetch';
import { h, replaceChildren, setTrustedHtml, trustedHtml } from '@/utils/dom-utils';
import { yieldToMain } from '@/utils/after-paint';
import { marked } from 'marked';
import DOMPurify from 'dompurify';
import type { NewsItem, DeductContextDetail } from '@/types';
import { buildNewsContext } from '@/utils/news-context';
import { getActiveFrameworkForPanel } from '@/services/analysis-framework-store';
import { hasPremiumAccess } from '@/services/panel-gating';
import { FrameworkSelector } from './FrameworkSelector';
import { extractDeductionProbability } from './deduction-probability';
import { IntelligenceServiceClient } from '@/services/generated-rpc-clients';
// deduct-situation + list-market-implications are premium-gated.
const getIntelligenceClient = createLazyClient(() => new IntelligenceServiceClient(getRpcBaseUrl(), { fetch: premiumFetch }));
const COOLDOWN_MS = 5_000;
export class DeductionPanel extends Panel {
private formEl: HTMLFormElement;
private inputEl: HTMLTextAreaElement;
private geoInputEl: HTMLInputElement;
private resultContainer: HTMLElement;
private submitBtn: HTMLButtonElement;
private isSubmitting = false;
private getLatestNews?: () => NewsItem[];
private contextHandler: EventListener;
private fwSelector: FrameworkSelector;
constructor(getLatestNews?: () => NewsItem[]) {
super({
id: 'deduction',
title: 'Deduct Situation',
infoTooltip: 'Use AI intelligence to deduct the timeline and impact of a hypothetical or current event.',
});
this.getLatestNews = getLatestNews;
this.inputEl = h('textarea', {
className: 'deduction-input',
placeholder: 'E.g., What will possibly happen in the next 24 hours in Middle East?',
required: true,
rows: 3,
}) as HTMLTextAreaElement;
this.geoInputEl = h('input', {
className: 'deduction-geo-input',
type: 'text',
placeholder: 'Geographic or situation context (optional)...',
}) as HTMLInputElement;
this.submitBtn = h('button', {
className: 'deduction-submit-btn',
type: 'submit',
}, 'Analyze') as HTMLButtonElement;
const formRow = h('div', { className: 'deduction-form-row' },
this.geoInputEl,
this.submitBtn,
);
this.formEl = h('form', { className: 'deduction-form' },
this.inputEl,
formRow,
) as HTMLFormElement;
this.formEl.addEventListener('submit', this.handleSubmit.bind(this));
this.resultContainer = h('div', { className: 'deduction-result' });
const container = h('div', { className: 'deduction-panel-content' },
this.formEl,
this.resultContainer
);
replaceChildren(this.content, container);
/* Styles moved to panels.css (PERF-012) */
this.contextHandler = ((e: CustomEvent<DeductContextDetail>) => {
const { query, geoContext, autoSubmit } = e.detail;
if (query) {
this.inputEl.value = query;
}
if (geoContext) {
this.geoInputEl.value = geoContext;
}
this.show();
this.element.animate([
{ backgroundColor: 'var(--overlay-heavy, rgba(255,255,255,.2))' },
{ backgroundColor: 'transparent' }
], { duration: 800, easing: 'ease-out' });
if (autoSubmit && this.inputEl.value && !this.submitBtn.disabled) {
this.formEl.requestSubmit();
}
}) as EventListener;
document.addEventListener('wm:deduct-context', this.contextHandler);
this.fwSelector = new FrameworkSelector({ panelId: 'deduction', isPremium: hasPremiumAccess(), panel: this });
this.header.appendChild(this.fwSelector.el);
}
public override destroy(): void {
document.removeEventListener('wm:deduct-context', this.contextHandler);
this.fwSelector.destroy();
super.destroy();
}
/** Post-process parsed markdown HTML into visually structured sections. */
private reformatResult(container: HTMLElement): void {
const SECTIONS = [
{ re: /^bottom\s+line/i, cls: 'ds-verdict', label: 'Bottom Line' },
{ re: /^what\s+we\s+know/i, cls: 'ds-evidence', label: 'What We Know' },
{ re: /^most\s+likely\s+path/i, cls: 'ds-primary', label: 'Most Likely Path' },
{ re: /^alternative\s+path/i, cls: 'ds-alt', label: 'Alternative Paths' },
{ re: /^confidence/i, cls: 'ds-confidence', label: 'Confidence' },
] as const;
// Collect top-level children; group by section boundary
const nodes = Array.from(container.childNodes) as HTMLElement[];
const groups: { cls: string; label: string; nodes: HTMLElement[] }[] = [];
let current: { cls: string; label: string; nodes: HTMLElement[] } | null = null;
for (const node of nodes) {
const strongText = (node.querySelector?.('strong')?.textContent ?? node.textContent ?? '').trim();
const match = SECTIONS.find(s => s.re.test(strongText));
if (match) {
current = { cls: match.cls, label: match.label, nodes: [] };
groups.push(current);
}
if (current) current.nodes.push(node);
else if (!match) groups.push({ cls: '', label: '', nodes: [node] }); // unsectioned
}
if (groups.every(g => !g.cls)) return; // nothing to restructure
container.replaceChildren();
for (const group of groups) {
if (!group.cls) {
group.nodes.forEach(n => container.appendChild(n));
continue;
}
const section = document.createElement('div');
section.className = group.cls;
// Inject section label (remove the <strong> header from content)
const labelEl = document.createElement('div');
labelEl.className = 'ds-section-label';
// For primary path, extract probability from heading text
if (group.cls === 'ds-primary') {
const headingNode = group.nodes[0];
const fullText = headingNode?.textContent ?? '';
const probability = extractDeductionProbability(fullText);
const timeMatch = /\(([^)]+)\)/.exec(fullText);
labelEl.textContent = group.label;
if (timeMatch) {
const timeSpan = document.createElement('span');
timeSpan.style.cssText = 'font-size:10px;color:var(--text-dim);font-weight:400;text-transform:none;letter-spacing:0';
timeSpan.textContent = timeMatch[1] ?? '';
labelEl.appendChild(timeSpan);
}
if (probability) {
const badge = document.createElement('span');
badge.className = 'ds-prob-badge';
badge.textContent = probability.label;
badge.title = probability.isRange ? 'Rough probability range from the source' : 'Approximate probability from the source';
labelEl.appendChild(badge);
}
} else {
labelEl.textContent = group.label;
}
section.appendChild(labelEl);
// Add body nodes (skip first node which was the header paragraph)
const bodyNodes = group.nodes.slice(1);
if (bodyNodes.length === 0 && group.nodes[0]) {
// Inline header: strip the strong header, keep the rest as body
const clone = group.nodes[0].cloneNode(true) as HTMLElement;
clone.querySelector('strong')?.remove();
const bodyDiv = document.createElement('div');
bodyDiv.className = group.cls === 'ds-primary' ? 'ds-primary-body' : '';
setTrustedHtml(
bodyDiv,
trustedHtml(clone.innerHTML.replace(/^[\s:–—-]+/, ''), 'legacy direct innerHTML migration'),
);
section.appendChild(bodyDiv);
} else {
// For alt paths: inject probability badges into li items
if (group.cls === 'ds-alt') {
bodyNodes.forEach(n => {
if (n.tagName === 'UL') {
n.querySelectorAll('li').forEach(li => {
const probability = extractDeductionProbability(li.textContent ?? '', { leadingOnly: true });
if (probability) {
const badge = document.createElement('span');
badge.className = 'ds-alt-prob';
badge.textContent = probability.label;
badge.title = probability.isRange ? 'Rough probability range from the source' : 'Approximate probability from the source';
li.textContent = probability.remainder;
li.insertBefore(badge, li.firstChild);
}
});
}
section.appendChild(n);
});
} else {
bodyNodes.forEach(n => section.appendChild(n));
}
}
container.appendChild(section);
}
}
private async handleSubmit(e: Event) {
e.preventDefault();
if (this.isSubmitting) return;
const query = this.inputEl.value.trim();
if (!query) return;
let geoContext = this.geoInputEl.value.trim();
if (this.getLatestNews && !geoContext.includes('Recent News:')) {
const newsCtx = buildNewsContext(this.getLatestNews);
if (newsCtx) {
geoContext = geoContext ? `${geoContext}\n\n${newsCtx}` : newsCtx;
}
}
const fw = getActiveFrameworkForPanel('deduction');
this.isSubmitting = true;
this.submitBtn.disabled = true;
this.resultContainer.className = 'deduction-result loading';
setTrustedHtml(
this.resultContainer,
trustedHtml(
'<div class="deduction-loading-dots"><span></span><span></span><span></span></div>Analyzing…',
'legacy direct innerHTML migration',
),
);
try {
const resp = await getIntelligenceClient().deductSituation({
query,
geoContext,
framework: fw?.systemPromptAppend ?? '',
});
if (!this.element?.isConnected) return;
this.resultContainer.className = 'deduction-result';
if (resp.analysis) {
const parsed = await marked.parse(resp.analysis);
if (!this.element?.isConnected) return;
// Yield so the response paint lands before the synchronous DOMPurify
// pass (the heavy `sanitize` chunk) — breaks the post-response long
// task instead of running parse+purify+innerHTML as one block (#4537).
await yieldToMain();
if (!this.element?.isConnected) return;
const safe = DOMPurify.sanitize(parsed);
setTrustedHtml(this.resultContainer, trustedHtml(safe, 'legacy direct innerHTML migration'));
this.reformatResult(this.resultContainer);
} else {
this.resultContainer.textContent = resp.provider === 'error'
? 'AI analysis temporarily unavailable. Please try again in a moment.'
: 'No analysis available for this query.';
}
} catch (err) {
if (!this.element?.isConnected) return;
console.error('[DeductionPanel] Error:', err);
this.resultContainer.className = 'deduction-result error';
this.resultContainer.textContent = 'An error occurred while analyzing the situation.';
} finally {
this.isSubmitting = false;
if (this.element?.isConnected) {
setTimeout(() => { this.submitBtn.disabled = false; }, COOLDOWN_MS);
}
}
}
}
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